1 ;;; compile.el --- run compiler as inferior of Emacs, parse error messages
3 ;; Copyright (C) 1985, 86, 87, 93, 94, 95, 96, 97, 98, 1999, 2001 Free Software Foundation, Inc.
5 ;; Author: Roland McGrath <roland@gnu.org>
7 ;; Keywords: tools, processes
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 ;; Boston, MA 02111-1307, USA.
28 ;; This package provides the compile and grep facilities documented in
29 ;; the Emacs user's manual.
33 (defgroup compilation nil
34 "Run compiler as inferior of Emacs, parse error messages."
40 (defcustom compilation-mode-hook nil
41 "*List of hook functions run by `compilation-mode' (see `run-hooks')."
46 (defcustom compilation-window-height nil
47 "*Number of lines in a compilation window. If nil, use Emacs default."
48 :type
'(choice (const :tag
"Default" nil
)
52 (defcustom compile-auto-highlight nil
53 "*Specify how many compiler errors to highlight (and parse) initially.
54 \(Highlighting applies to an error message when the mouse is over it.)
55 If this is a number N, all compiler error messages in the first N lines
56 are highlighted and parsed as soon as they arrive in Emacs.
57 If t, highlight and parse the whole compilation output as soon as it arrives.
58 If nil, don't highlight or parse any of the buffer until you try to
59 move to the error messages.
61 Those messages which are not parsed and highlighted initially
62 will be parsed and highlighted as soon as you try to move to them."
63 :type
'(choice (const :tag
"All" t
)
64 (const :tag
"None" nil
)
65 (integer :tag
"First N lines"))
68 (defcustom grep-command nil
69 "The default grep command for \\[grep].
70 If the grep program used supports an option to always include file names
71 in its output (such as the `-H' option to GNU grep), it's a good idea to
72 include it when specifying `grep-command'.
74 The default value of this variable is set up by `grep-compute-defaults';
75 call that function before using this variable in your program."
77 :get
'(lambda (symbol)
79 (progn (grep-compute-defaults) grep-command
)))
82 (defcustom grep-use-null-device
'auto-detect
83 "If non-nil, append the value of `null-device' to grep commands.
84 This is done to ensure that the output of grep includes the filename of
85 any match in the case where only a single file is searched, and is not
86 necessary if the grep program used supports the `-H' option.
88 The default value of this variable is set up by `grep-compute-defaults';
89 call that function before using this variable in your program."
91 :get
'(lambda (symbol)
92 (if (and grep-use-null-device
(not (eq grep-use-null-device t
)))
93 (progn (grep-compute-defaults) grep-use-null-device
)
94 grep-use-null-device
))
97 (defcustom grep-find-command nil
98 "The default find command for \\[grep-find].
99 The default value of this variable is set up by `grep-compute-defaults';
100 call that function before using this variable in your program."
102 :get
(lambda (symbol)
103 (or grep-find-command
104 (progn (grep-compute-defaults) grep-find-command
)))
107 (defvar compilation-error-list nil
108 "List of error message descriptors for visiting erring functions.
109 Each error descriptor is a cons (or nil). Its car is a marker pointing to
110 an error message. If its cdr is a marker, it points to the text of the
111 line the message is about. If its cdr is a cons, it is a list
112 \(\(DIRECTORY . FILE\) LINE [COLUMN]\). Or its cdr may be nil if that
113 error is not interesting.
115 The value may be t instead of a list; this means that the buffer of
116 error messages should be reparsed the next time the list of errors is wanted.
118 Some other commands (like `diff') use this list to control the error
119 message tracking facilities; if you change its structure, you should make
120 sure you also change those packages. Perhaps it is better not to change
123 (defvar compilation-old-error-list nil
124 "Value of `compilation-error-list' after errors were parsed.")
126 (defvar compilation-parse-errors-function
'compilation-parse-errors
127 "Function to call to parse error messages from a compilation.
128 It takes args LIMIT-SEARCH and FIND-AT-LEAST.
129 If LIMIT-SEARCH is non-nil, don't bother parsing past that location.
130 If FIND-AT-LEAST is non-nil, don't bother parsing after finding that
132 It should read in the source files which have errors and set
133 `compilation-error-list' to a list with an element for each error message
134 found. See that variable for more info.")
137 (defvar compilation-process-setup-function nil
138 "*Function to call to customize the compilation process.
139 This functions is called immediately before the compilation process is
140 started. It can be used to set any variables or functions that are used
141 while processing the output of the compilation process.")
144 (defvar compilation-buffer-name-function nil
145 "Function to compute the name of a compilation buffer.
146 The function receives one argument, the name of the major mode of the
147 compilation buffer. It should return a string.
148 nil means compute the name with `(concat \"*\" (downcase major-mode) \"*\")'.")
151 (defvar compilation-finish-function nil
152 "Function to call when a compilation process finishes.
153 It is called with two arguments: the compilation buffer, and a string
154 describing how the process finished.")
157 (defvar compilation-finish-functions nil
158 "Functions to call when a compilation process finishes.
159 Each function is called with two arguments: the compilation buffer,
160 and a string describing how the process finished.")
162 (defvar compilation-last-buffer nil
163 "The most recent compilation buffer.
164 A buffer becomes most recent when its compilation is started
165 or when it is used with \\[next-error] or \\[compile-goto-error].")
167 (defvar compilation-in-progress nil
168 "List of compilation processes now running.")
169 (or (assq 'compilation-in-progress minor-mode-alist
)
170 (setq minor-mode-alist
(cons '(compilation-in-progress " Compiling")
173 (defvar compilation-parsing-end nil
174 "Marker position of end of buffer when last error messages were parsed.")
176 (defvar compilation-error-message
"No more errors"
177 "Message to print when no more matches are found.")
179 (defvar compilation-arguments nil
180 "Arguments that were given to `compile-internal'.")
182 (defvar compilation-num-errors-found
)
184 (defvar compilation-error-regexp-alist
186 ;; NOTE! See also grep-regexp-alist, below.
188 ;; 4.3BSD grep, cc, lint pass 1:
189 ;; /usr/src/foo/foo.c(8): warning: w may be used before set
191 ;; foo.c:8: error message
193 ;; foo.f :16 some horrible error message
194 ;; or GNU utilities with column (GNAT 1.82):
195 ;; foo.adb:2:1: Unit name does not match file name
196 ;; or with column and program name:
197 ;; jade:dbcommon.dsl:133:17:E: missing argument for function call
199 ;; We'll insist that the number be followed by a colon or closing
200 ;; paren, because otherwise this matches just about anything
201 ;; containing a number with spaces around it.
203 ;; We insist on a non-digit in the file name
204 ;; so that we don't mistake the file name for a command name
205 ;; and take the line number as the file name.
206 ("\\([a-zA-Z][-a-zA-Z._0-9]+: ?\\)?\
207 \\([a-zA-Z]?:?[^:( \t\n]*[^:( \t\n0-9][^:( \t\n]*\\)[:(][ \t]*\\([0-9]+\\)\
208 \\([) \t]\\|:\\(\\([0-9]+:\\)\\|[0-9]*[^:0-9]\\)\\)" 2 3 6)
211 ;; keyboard.c(537) : warning C4005: 'min' : macro redefinition
212 ;; d:\tmp\test.c(23) : error C2143: syntax error : missing ';' before 'if'
213 ;; This used to be less selective and allow characters other than
214 ;; parens around the line number, but that caused confusion for
215 ;; GNU-style error messages.
216 ;; This used to reject spaces and dashes in file names,
217 ;; but they are valid now; so I made it more strict about the error
218 ;; message that follows.
219 ("\\(\\([a-zA-Z]:\\)?[^:(\t\n]+\\)(\\([0-9]+\\)) \
220 : \\(error\\|warning\\) C[0-9]+:" 1 3)
222 ;; Borland C++, C++Builder:
223 ;; Error ping.c 15: Unable to open include file 'sys/types.h'
224 ;; Warning ping.c 68: Call to function 'func' with no prototype
225 ;; Error E2010 ping.c 15: Unable to open include file 'sys/types.h'
226 ;; Warning W1022 ping.c 68: Call to function 'func' with no prototype
227 ("\\(Error\\|Warning\\) \\(\\([FEW][0-9]+\\) \\)?\
228 \\([a-zA-Z]?:?[^:( \t\n]+\\)\
229 \\([0-9]+\\)\\([) \t]\\|:[^0-9\n]\\)" 4 5)
231 ;; 4.3BSD lint pass 2
232 ;; strcmp: variable # of args. llib-lc(359) :: /usr/src/foo/foo.c(8)
233 (".*[ \t:]\\([a-zA-Z]?:?[^:( \t\n]+\\)[:(](+[ \t]*\\([0-9]+\\))[:) \t]*$"
236 ;; 4.3BSD lint pass 3
237 ;; bloofle defined( /users/wolfgang/foo.c(4) ), but never used
239 ;; ("[ \t(]+\\([a-zA-Z]?:?[^:( \t\n]+\\)[:( \t]+\\([0-9]+\\)[:) \t]+" 1 2)
240 ;; which is regexp Impressionism - it matches almost anything!
241 (".*([ \t]*\\([a-zA-Z]?:?[^:( \t\n]+\\)[:(][ \t]*\\([0-9]+\\))" 1 2)
243 ;; MIPS lint pass<n>; looks good for SunPro lint also
244 ;; TrimMask (255) in solomon.c may be indistinguishable from TrimMasks (93) in solomon.c due to truncation
245 ("[^\n ]+ (\\([0-9]+\\)) in \\([^ \n]+\\)" 2 1)
246 ;; name defined but never used: LinInt in cmap_calc.c(199)
247 (".*in \\([^(\n]+\\)(\\([0-9]+\\))$" 1 2)
250 ;; fort: Severe: addstf.f, line 82: Missing operator or delimiter symbol
251 ;; Some SGI cc version:
252 ;; cfe: Warning 835: foo.c, line 2: something
253 ("\\(cfe\\|fort\\): [^:\n]*: \\([^ \n]*\\), line \\([0-9]+\\):" 2 3)
254 ;; Error on line 3 of t.f: Execution error unclassifiable statement
255 ;; Unknown who does this:
256 ;; Line 45 of "foo.c": bloofle undefined
257 ;; Absoft FORTRAN 77 Compiler 3.1.3
258 ;; error on line 19 of fplot.f: spelling error?
259 ;; warning on line 17 of fplot.f: data type is undefined for variable d
260 ("\\(.* on \\)?[Ll]ine[ \t]+\\([0-9]+\\)[ \t]+\
261 of[ \t]+\"?\\([a-zA-Z]?:?[^\":\n]+\\)\"?:" 3 2)
263 ;; Apollo cc, 4.3BSD fc:
264 ;; "foo.f", line 3: Error: syntax error near end of statement
266 ;; "vvouch.c", line 19.5: 1506-046 (S) Syntax error.
268 ;; "foo.c", line 32 pos 1; (E) syntax error; unexpected symbol: "lossage"
269 ;; GNAT (as of July 94):
270 ;; "foo.adb", line 2(11): warning: file name does not match ...
271 ;; IBM AIX xlc compiler:
272 ;; "src/swapping.c", line 30.34: 1506-342 (W) "/*" detected in comment.
273 (".*\"\\([^,\" \n\t]+\\)\", lines? \
274 \\([0-9]+\\)\\([\(.]\\([0-9]+\\)\)?\\)?[:., (-]" 1 2 4)
277 ;; File "foobar.ml", lines 5-8, characters 20-155: blah blah
278 ("^File \"\\([^,\" \n\t]+\\)\", lines? \\([0-9]+\\)[-0-9]*, characters? \\([0-9]+\\)" 1 2 3)
280 ;; MIPS RISC CC - the one distributed with Ultrix:
281 ;; ccom: Error: foo.c, line 2: syntax error
283 ;; /usr/lib/cmplrs/cc/cfe: Error: foo.c: 1: blah blah
284 ("[a-z0-9/]+: \\([eE]rror\\|[wW]arning\\): \\([^,\" \n\t]+\\)[,:] \\(line \\)?\\([0-9]+\\):" 2 4)
286 ;; IBM AIX PS/2 C version 1.1:
287 ;; ****** Error number 140 in line 8 of file errors.c ******
288 (".*in line \\([0-9]+\\) of file \\([^ \n]+[^. \n]\\)\\.? " 2 1)
289 ;; IBM AIX lint is too painful to do right this way. File name
290 ;; prefixes entire sections rather than being on each line.
292 ;; SPARCcompiler Pascal:
293 ;; 20 linjer : array[1..4] of linje;
294 ;; e 18480-----------^--- Inserted ';'
296 ;; E 18520 line 61 - 0 is undefined
297 ;; These messages don't contain a file name. Instead the compiler gives
298 ;; a message whenever the file being compiled is changed.
299 (" +\\([0-9]+\\) +.*\n[ew] [0-9]+-+" nil
1)
300 ("[Ew] +[0-9]+ line \\([0-9]+\\) - " nil
1)
302 ;; Lucid Compiler, lcc 3.x
303 ;; E, file.cc(35,52) Illegal operation on pointers
304 ("[EW], \\([^(\n]*\\)(\\([0-9]+\\),[ \t]*\\([0-9]+\\)" 1 2 3)
306 ;; This seems to be superfluous because the first pattern matches it.
307 ;; ;; GNU messages with program name and optional column number.
308 ;; ("[a-zA-Z]?:?[^0-9 \n\t:]+[^ \n\t:]*:[ \t]*\\([^ \n\t:]+\\):\
309 ;;\\([0-9]+\\):\\(\\([0-9]+\\)[: \t]\\)?" 1 2 4)
311 ;; Cray C compiler error messages
312 ("\\(cc\\| cft\\)-[0-9]+ c\\(c\\|f77\\): ERROR \\([^,\n]+, \\)* File = \
313 \\([^,\n]+\\), Line = \\([0-9]+\\)" 4 5)
315 ;; IBM C/C++ Tools 2.01:
316 ;; foo.c(2:0) : informational EDC0804: Function foo is not referenced.
317 ;; foo.c(3:8) : warning EDC0833: Implicit return statement encountered.
318 ;; foo.c(5:5) : error EDC0350: Syntax error.
319 ("\\([^( \n\t]+\\)(\\([0-9]+\\):\\([0-9]+\\)) : " 1 2 3)
321 ;; IAR Systems C Compiler:
322 ;; "foo.c",3 Error[32]: Error message
323 ;; "foo.c",3 Warning[32]: Error message
324 ("\"\\(.*\\)\",\\([0-9]+\\)\\s-+\\(Error\\|Warning\\)\\[[0-9]+\\]:" 1 2)
326 ;; Sun ada (VADS, Solaris):
327 ;; /home3/xdhar/rcds_rc/main.a, line 361, char 6:syntax error: "," inserted
328 ("\\([^, \n\t]+\\), line \\([0-9]+\\), char \\([0-9]+\\)[:., \(-]" 1 2 3)
331 ;; syntax error at automake line 922, near "':'"
332 ;; Perl debugging traces
333 ;; store::odrecall('File_A', 'x2') called at store.pm line 90
334 (".* at \\([^ \n]+\\) line \\([0-9]+\\)[,.\n]" 1 2)
337 ;; Semantic error at line 528, column 5, file erosacqdb.pc:
338 ("Semantic error at line \\([0-9]+\\), column \\([0-9]+\\), file \\(.*\\):"
342 ;; Error 24 at (2:progran.f90) : syntax error
343 ("Error [0-9]+ at (\\([0-9]*\\):\\([^)\n]+\\))" 2 1)
345 ;; SGI IRIX MipsPro 7.3 compilers:
346 ;; cc-1070 cc: ERROR File = linkl.c, Line = 38
347 (".*: ERROR File = \\(.+\\), Line = \\([0-9]+\\)" 1 2)
348 (".*: WARNING File = \\(.+\\), Line = \\([0-9]+\\)" 1 2)
350 ;; Sun F90 error messages:
351 ;; cf90-113 f90comp: ERROR NSE, File = Hoved.f90, Line = 16, Column = 3
352 (".* ERROR [a-zA-Z0-9 ]+, File = \\(.+\\), Line = \\([0-9]+\\), Column = \\([0-9]+\\)"
356 "Alist that specifies how to match errors in compiler output.
357 Each elt has the form (REGEXP FILE-IDX LINE-IDX [COLUMN-IDX FILE-FORMAT...])
358 If REGEXP matches, the FILE-IDX'th subexpression gives the file name, and
359 the LINE-IDX'th subexpression gives the line number. If COLUMN-IDX is
360 given, the COLUMN-IDX'th subexpression gives the column number on that line.
361 If any FILE-FORMAT is given, each is a format string to produce a file name to
362 try; %s in the string is replaced by the text matching the FILE-IDX'th
365 (defvar compilation-enter-directory-regexp-alist
367 ;; Matches lines printed by the `-w' option of GNU Make.
368 (".*: Entering directory `\\(.*\\)'$" 1)
370 "Alist specifying how to match lines that indicate a new current directory.
371 Note that the match is done at the beginning of lines.
372 Each elt has the form (REGEXP IDX).
373 If REGEXP matches, the IDX'th subexpression gives the directory name.
375 The default value matches lines printed by the `-w' option of GNU Make.")
377 (defvar compilation-leave-directory-regexp-alist
379 ;; Matches lines printed by the `-w' option of GNU Make.
380 (".*: Leaving directory `\\(.*\\)'$" 1)
382 "Alist specifying how to match lines that indicate restoring current directory.
383 Note that the match is done at the beginning of lines.
384 Each elt has the form (REGEXP IDX).
385 If REGEXP matches, the IDX'th subexpression gives the name of the directory
386 being moved from. If IDX is nil, the last directory entered \(by a line
387 matching `compilation-enter-directory-regexp-alist'\) is assumed.
389 The default value matches lines printed by the `-w' option of GNU Make.")
391 (defvar compilation-file-regexp-alist
393 ;; This matches entries with date time year file-name: like
394 ;; Thu May 14 10:46:12 1992 mom3.p:
395 ("\\w\\w\\w \\w\\w\\w +[0-9]+ [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9] \\(.*\\):$" 1)
397 "Alist specifying how to match lines that indicate a new current file.
398 Note that the match is done at the beginning of lines.
399 Each elt has the form (REGEXP IDX).
400 If REGEXP matches, the IDX'th subexpression gives the file name. This is
401 used with compilers that don't indicate file name in every error message.")
403 ;; There is no generally useful regexp that will match non messages, but
404 ;; in special cases there might be one. The lines that are not matched by
405 ;; a regexp take much longer time than the ones that are recognized so if
406 ;; you have same regexeps here, parsing is faster.
407 (defvar compilation-nomessage-regexp-alist
410 "Alist specifying how to match lines that have no message.
411 Note that the match is done at the beginning of lines.
412 Each elt has the form (REGEXP). This alist is by default empty, but if
413 you have some good regexps here, the parsing of messages will be faster.")
415 (defcustom compilation-error-screen-columns t
416 "*If non-nil, column numbers in error messages are screen columns.
417 Otherwise they are interpreted as character positions, with
418 each character occupying one column.
419 The default is to use screen columns, which requires that the compilation
420 program and Emacs agree about the display width of the characters,
421 especially the TAB character."
426 (defcustom compilation-read-command t
427 "*Non-nil means \\[compile] reads the compilation command to use.
428 Otherwise, \\[compile] just uses the value of `compile-command'."
433 (defcustom compilation-ask-about-save t
434 "*Non-nil means \\[compile] asks which buffers to save before compiling.
435 Otherwise, it saves all modified buffers without asking."
439 ;; Note: the character class after the optional drive letter does not
440 ;; include a space to support file names with blanks.
441 (defvar grep-regexp-alist
442 '(("\\([a-zA-Z]?:?[^:(\t\n]+\\)[:( \t]+\\([0-9]+\\)[:) \t]" 1 2))
443 "Regexp used to match grep hits. See `compilation-error-regexp-alist'.")
446 ;; Currently zgrep has trouble. It runs egrep instead of grep,
447 ;; and it doesn't pass along long options right.
449 ;; (if (equal (condition-case nil ; in case "zgrep" isn't in exec-path
450 ;; (call-process "zgrep" nil nil nil
451 ;; "foo" null-device)
456 "The default grep program for `grep-command' and `grep-find-command'.
457 This variable's value takes effect when `grep-compute-defaults' is called.")
459 (defvar find-program
"find"
460 "The default find program for `grep-find-command'.
461 This variable's value takes effect when `grep-compute-defaults' is called.")
463 (defvar grep-find-use-xargs nil
464 "Whether \\[grep-find] uses the `xargs' utility by default.
466 If nil, it uses `grep -exec'; if `gnu', it uses `find -print0' and `xargs -0';
467 if not nil and not `gnu', it uses `find -print' and `xargs'.
469 This variable's value takes effect when `grep-compute-defaults' is called.")
472 (defcustom compilation-search-path
'(nil)
473 "*List of directories to search for source files named in error messages.
474 Elements should be directory names, not file names of directories.
475 nil as an element means to try the default directory."
476 :type
'(repeat (choice (const :tag
"Default" nil
)
477 (string :tag
"Directory")))
480 (defcustom compile-command
"make -k "
481 "*Last shell command used to do a compilation; default for next compilation.
483 Sometimes it is useful for files to supply local values for this variable.
484 You might also use mode hooks to specify it in certain modes, like this:
486 (add-hook 'c-mode-hook
488 (unless (or (file-exists-p \"makefile\")
489 (file-exists-p \"Makefile\"))
490 (set (make-local-variable 'compile-command)
492 (file-name-sans-extension buffer-file-name))))))"
496 (defvar compilation-directory-stack nil
497 "Stack of previous directories for `compilation-leave-directory-regexp'.
498 The last element is the directory the compilation was started in.")
500 (defvar compilation-exit-message-function nil
"\
501 If non-nil, called when a compilation process dies to return a status message.
502 This should be a function of three arguments: process status, exit status,
503 and exit message; it returns a cons (MESSAGE . MODELINE) of the strings to
504 write into the compilation buffer, and to put in its mode line.")
506 ;; History of compile commands.
507 (defvar compile-history nil
)
508 ;; History of grep commands.
509 (defvar grep-history nil
)
510 (defvar grep-find-history nil
)
512 (defun compilation-mode-font-lock-keywords ()
513 "Return expressions to highlight in Compilation mode."
516 ;; Compiler warning/error lines.
519 ;; Prepend "^", adjusting FILE-IDX and LINE-IDX accordingly.
520 (let ((file-idx (nth 1 item
))
521 (line-idx (nth 2 item
))
522 (col-idx (nth 3 item
))
524 (when (numberp col-idx
)
526 (cons (list (1+ col-idx
) 'font-lock-type-face nil t
)
528 (when (numberp line-idx
)
530 (cons (list (1+ line-idx
) 'font-lock-variable-name-face
)
532 (when (numberp file-idx
)
534 (cons (list (1+ file-idx
) 'font-lock-warning-face
)
536 (cons (concat "^\\(" (nth 0 item
) "\\)") keyword
))))
537 compilation-error-regexp-alist
)
540 ;; Compiler output lines. Recognize `make[n]:' lines too.
541 '("^\\([A-Za-z_0-9/\.+-]+\\)\\(\\[\\([0-9]+\\)\\]\\)?[ \t]*:"
542 (1 font-lock-function-name-face
) (3 font-lock-comment-face nil t
)))
546 (defun compile (command)
547 "Compile the program including the current buffer. Default: run `make'.
548 Runs COMMAND, a shell command, in a separate process asynchronously
549 with output going to the buffer `*compilation*'.
551 You can then use the command \\[next-error] to find the next error message
552 and move to the source code that caused it.
554 Interactively, prompts for the command if `compilation-read-command' is
555 non-nil; otherwise uses `compile-command'. With prefix arg, always prompts.
557 To run more than one compilation at once, start one and rename the
558 \`*compilation*' buffer to some other name with \\[rename-buffer].
559 Then start the next one.
561 The name used for the buffer is actually whatever is returned by
562 the function in `compilation-buffer-name-function', so you can set that
563 to a function that generates a unique name."
565 (if (or compilation-read-command current-prefix-arg
)
566 (list (read-from-minibuffer "Compile command: "
567 (eval compile-command
) nil nil
568 '(compile-history .
1)))
569 (list (eval compile-command
))))
570 (unless (equal command
(eval compile-command
))
571 (setq compile-command command
))
572 (save-some-buffers (not compilation-ask-about-save
) nil
)
573 (compile-internal command
"No more errors"))
575 ;; run compile with the default command line
577 "Re-compile the program including the current buffer."
579 (save-some-buffers (not compilation-ask-about-save
) nil
)
580 (compile-internal (eval compile-command
) "No more errors"))
582 (defun grep-process-setup ()
583 "Set up `compilation-exit-message-function' for `grep'."
584 (set (make-local-variable 'compilation-exit-message-function
)
585 (lambda (status code msg
)
586 (if (eq status
'exit
)
588 '("finished (matches found)\n" .
"matched"))
590 '("finished with no matches found\n" .
"no match"))
595 (defun grep-compute-defaults ()
596 (unless (or (not grep-use-null-device
) (eq grep-use-null-device t
))
597 (setq grep-use-null-device
599 (let ((hello-file (expand-file-name "HELLO" data-directory
)))
601 (and (equal (condition-case nil
603 ;; `grep-command' is already set, so
604 ;; use that for testing.
605 (call-process-shell-command
606 grep-command nil t nil
607 "^English" hello-file
)
608 ;; otherwise use `grep-program'
609 (call-process grep-program nil t nil
610 "-nH" "^English" hello-file
))
614 (goto-char (point-min))
616 (concat (regexp-quote hello-file
)
617 ":[0-9]+:English")))))))))
620 (let ((required-options (if grep-use-null-device
"-n" "-nH")))
621 (if (equal (condition-case nil
; in case "grep" isn't in exec-path
622 (call-process grep-program nil nil nil
623 "-e" "foo" null-device
)
626 (format "%s %s -e " grep-program required-options
)
627 (format "%s %s " grep-program required-options
)))))
628 (unless grep-find-use-xargs
629 (setq grep-find-use-xargs
631 (equal (call-process "find" nil nil nil
632 null-device
"-print0")
634 (equal (call-process "xargs" nil nil nil
638 (unless grep-find-command
639 (setq grep-find-command
640 (cond ((eq grep-find-use-xargs
'gnu
)
641 (format "%s . -type f -print0 | xargs -0 -e %s"
642 find-program grep-command
))
644 (format "%s . -type f -print | xargs %s"
645 find-program grep-command
))
646 (t (cons (format "%s . -type f -exec %s {} %s \\;"
647 find-program grep-command null-device
)
648 (+ 22 (length grep-command
))))))))
651 (defun grep (command-args)
652 "Run grep, with user-specified args, and collect output in a buffer.
653 While grep runs asynchronously, you can use \\[next-error] (M-x next-error),
654 or \\<compilation-minor-mode-map>\\[compile-goto-error] in the grep \
655 output buffer, to go to the lines
656 where grep found matches.
658 This command uses a special history list for its COMMAND-ARGS, so you can
659 easily repeat a grep command.
661 A prefix argument says to default the argument based upon the current
662 tag the cursor is over, substituting it into the last grep command
663 in the grep command history (or into `grep-command'
664 if that history list is empty)."
666 (let (grep-default (arg current-prefix-arg
))
667 (unless (and grep-command
668 (or (not grep-use-null-device
) (eq grep-use-null-device t
)))
669 (grep-compute-defaults))
672 (funcall (or find-tag-default-function
673 (get major-mode
'find-tag-default-function
)
674 ;; We use grep-tag-default instead of
675 ;; find-tag-default, to avoid loading etags.
676 'grep-tag-default
))))
677 (setq grep-default
(or (car grep-history
) grep-command
))
678 ;; Replace the thing matching for with that around cursor
679 (when (string-match "[^ ]+\\s +\\(-[^ ]+\\s +\\)*\\(\"[^\"]+\"\\|[^ ]+\\)\\(\\s-+\\S-+\\)?" grep-default
)
680 (unless (or (match-beginning 3) (not (stringp buffer-file-name
)))
681 (setq grep-default
(concat grep-default
"*."
682 (file-name-extension buffer-file-name
))))
683 (setq grep-default
(replace-match (or tag-default
"")
684 t t grep-default
2)))))
685 (list (read-from-minibuffer "Run grep (like this): "
686 (or grep-default grep-command
)
687 nil nil
'grep-history
))))
689 ;; Setting process-setup-function makes exit-message-function work
690 ;; even when async processes aren't supported.
691 (let* ((compilation-process-setup-function 'grep-process-setup
)
692 (buf (compile-internal (if (and grep-use-null-device null-device
)
693 (concat command-args
" " null-device
)
695 "No more grep hits" "grep"
696 ;; Give it a simpler regexp to match.
697 nil grep-regexp-alist
)))))
699 ;; This is a copy of find-tag-default from etags.el.
700 (defun grep-tag-default ()
702 (while (looking-at "\\sw\\|\\s_")
704 (when (or (re-search-backward "\\sw\\|\\s_"
705 (save-excursion (beginning-of-line) (point))
707 (re-search-forward "\\(\\sw\\|\\s_\\)+"
708 (save-excursion (end-of-line) (point))
710 (goto-char (match-end 0))
711 (buffer-substring (point)
712 (progn (forward-sexp -
1)
713 (while (looking-at "\\s'")
718 (defun grep-find (command-args)
719 "Run grep via find, with user-specified args COMMAND-ARGS.
720 Collect output in a buffer.
721 While find runs asynchronously, you can use the \\[next-error] command
722 to find the text that grep hits refer to.
724 This command uses a special history list for its arguments, so you can
725 easily repeat a find command."
728 (unless grep-find-command
729 (grep-compute-defaults))
730 (list (read-from-minibuffer "Run find (like this): "
731 grep-find-command nil nil
732 'grep-find-history
))))
733 (let ((null-device nil
)) ; see grep
734 (grep command-args
)))
736 (defcustom compilation-scroll-output nil
737 "*Non-nil to scroll the *compilation* buffer window as output appears.
739 Setting it causes the compilation-mode commands to put point at the
740 end of their output window so that the end of the output is always
741 visible rather than the begining."
746 (defun compile-internal (command error-message
747 &optional name-of-mode parser
748 error-regexp-alist name-function
749 enter-regexp-alist leave-regexp-alist
750 file-regexp-alist nomessage-regexp-alist
)
751 "Run compilation command COMMAND (low level interface).
752 ERROR-MESSAGE is a string to print if the user asks to see another error
753 and there are no more errors. The rest of the arguments, 3-10 are optional.
754 For them nil means use the default.
755 NAME-OF-MODE is the name to display as the major mode in the compilation
756 buffer. PARSER is the error parser function. ERROR-REGEXP-ALIST is the error
757 message regexp alist to use. NAME-FUNCTION is a function called to name the
758 buffer. ENTER-REGEXP-ALIST is the enter directory message regexp alist to use.
759 LEAVE-REGEXP-ALIST is the leave directory message regexp alist to use.
760 FILE-REGEXP-ALIST is the change current file message regexp alist to use.
761 NOMESSAGE-REGEXP-ALIST is the nomessage regexp alist to use.
762 The defaults for these variables are the global values of
763 \`compilation-parse-errors-function', `compilation-error-regexp-alist',
764 \`compilation-buffer-name-function', `compilation-enter-directory-regexp-alist',
765 \`compilation-leave-directory-regexp-alist', `compilation-file-regexp-alist',
766 \ and `compilation-nomessage-regexp-alist', respectively.
767 For arg 7-10 a value `t' means an empty alist.
769 Returns the compilation buffer created."
773 (setq name-of-mode
"Compilation"))
776 (funcall (or name-function compilation-buffer-name-function
777 (function (lambda (mode)
778 (concat "*" (downcase mode
) "*"))))
781 (let ((comp-proc (get-buffer-process (current-buffer))))
783 (if (or (not (eq (process-status comp-proc
) 'run
))
785 (format "A %s process is running; kill it? "
789 (interrupt-process comp-proc
)
791 (delete-process comp-proc
))
793 (error "Cannot have two processes in `%s' at once"
796 ;; In case the compilation buffer is current, make sure we get the global
797 ;; values of compilation-error-regexp-alist, etc.
798 (kill-all-local-variables))
799 (or error-regexp-alist
800 (setq error-regexp-alist compilation-error-regexp-alist
))
801 (or enter-regexp-alist
802 (setq enter-regexp-alist compilation-enter-directory-regexp-alist
))
803 (or leave-regexp-alist
804 (setq leave-regexp-alist compilation-leave-directory-regexp-alist
))
805 (or file-regexp-alist
806 (setq file-regexp-alist compilation-file-regexp-alist
))
807 (or nomessage-regexp-alist
808 (setq nomessage-regexp-alist compilation-nomessage-regexp-alist
))
809 (or parser
(setq parser compilation-parse-errors-function
))
810 (let ((thisdir default-directory
)
813 ;; Clear out the compilation buffer and make it writable.
814 ;; Change its default-directory to the directory where the compilation
815 ;; will happen, and insert a `cd' command to indicate this.
817 (setq buffer-read-only nil
)
818 (buffer-disable-undo (current-buffer))
820 (buffer-enable-undo (current-buffer))
821 (setq default-directory thisdir
)
822 (insert "cd " thisdir
"\n" command
"\n")
823 (set-buffer-modified-p nil
))
824 ;; If we're already in the compilation buffer, go to the end
825 ;; of the buffer, so point will track the compilation output.
826 (if (eq outbuf
(current-buffer))
827 (goto-char (point-max)))
828 ;; Pop up the compilation buffer.
829 (setq outwin
(display-buffer outbuf nil t
))
832 (compilation-mode name-of-mode
)
833 ;; In what way is it non-ergonomic ? -stef
834 ;; (toggle-read-only 1) ;;; Non-ergonomic.
835 (set (make-local-variable 'compilation-parse-errors-function
) parser
)
836 (set (make-local-variable 'compilation-error-message
) error-message
)
837 (set (make-local-variable 'compilation-error-regexp-alist
)
839 (set (make-local-variable 'compilation-enter-directory-regexp-alist
)
841 (set (make-local-variable 'compilation-leave-directory-regexp-alist
)
843 (set (make-local-variable 'compilation-file-regexp-alist
)
845 (set (make-local-variable 'compilation-nomessage-regexp-alist
)
846 nomessage-regexp-alist
)
847 (set (make-local-variable 'compilation-arguments
)
848 (list command error-message
850 error-regexp-alist name-function
851 enter-regexp-alist leave-regexp-alist
852 file-regexp-alist nomessage-regexp-alist
))
853 ;; This proves a good idea if the buffer's going to scroll
854 ;; with lazy-lock on.
855 (set (make-local-variable 'lazy-lock-defer-on-scrolling
) t
)
856 (setq default-directory thisdir
857 compilation-directory-stack
(list default-directory
))
858 (set-window-start outwin
(point-min))
859 (or (eq outwin
(selected-window))
860 (set-window-point outwin
(point-min)))
861 (compilation-set-window-height outwin
)
862 (if compilation-process-setup-function
863 (funcall compilation-process-setup-function
))
864 ;; Start the compilation.
865 (if (fboundp 'start-process
)
866 (let* ((process-environment
867 ;; Don't override users' setting of $EMACS.
870 (cons "EMACS=t" process-environment
)))
871 (proc (start-process-shell-command (downcase mode-name
)
874 (set-process-sentinel proc
'compilation-sentinel
)
875 (set-process-filter proc
'compilation-filter
)
876 (set-marker (process-mark proc
) (point) outbuf
)
877 (setq compilation-in-progress
878 (cons proc compilation-in-progress
)))
879 ;; No asynchronous processes available.
880 (message "Executing `%s'..." command
)
881 ;; Fake modeline display as if `start-process' were run.
882 (setq mode-line-process
":run")
883 (force-mode-line-update)
884 (sit-for 0) ; Force redisplay
885 (let ((status (call-process shell-file-name nil outbuf nil
"-c"
887 (cond ((numberp status
)
888 (compilation-handle-exit 'exit status
892 exited abnormally with code %d\n"
895 (compilation-handle-exit 'signal status
896 (concat status
"\n")))
898 (compilation-handle-exit 'bizarre status status
))))
899 (message "Executing `%s'...done" command
)))
900 (if compilation-scroll-output
901 (save-selected-window
902 (select-window outwin
)
903 (goto-char (point-max)))))
904 ;; Make it so the next C-x ` will use this buffer.
905 (setq compilation-last-buffer outbuf
)))
907 (defun compilation-set-window-height (window)
908 "Set the height of WINDOW according to `compilation-window-height'."
909 (and compilation-window-height
910 (= (window-width window
) (frame-width (window-frame window
)))
911 ;; If window is alone in its frame, aside from a minibuffer,
912 ;; don't change its height.
913 (not (eq window
(frame-root-window (window-frame window
))))
914 ;; This save-excursion prevents us from changing the current buffer,
915 ;; which might not be the same as the selected window's buffer.
917 (let ((w (selected-window)))
920 (select-window window
)
921 (enlarge-window (- compilation-window-height
923 (select-window w
))))))
925 (defvar compilation-minor-mode-map
926 (let ((map (make-sparse-keymap)))
927 (define-key map
[mouse-2
] 'compile-mouse-goto-error
)
928 (define-key map
"\C-c\C-c" 'compile-goto-error
)
929 (define-key map
"\C-m" 'compile-goto-error
)
930 (define-key map
"\C-c\C-k" 'kill-compilation
)
931 (define-key map
"\M-n" 'compilation-next-error
)
932 (define-key map
"\M-p" 'compilation-previous-error
)
933 (define-key map
"\M-{" 'compilation-previous-file
)
934 (define-key map
"\M-}" 'compilation-next-file
)
936 "Keymap for `compilation-minor-mode'.")
938 (defvar compilation-shell-minor-mode-map
939 (let ((map (make-sparse-keymap)))
940 (define-key map
[mouse-2
] 'compile-mouse-goto-error
)
941 (define-key map
"\M-\C-m" 'compile-goto-error
)
942 (define-key map
"\M-\C-n" 'compilation-next-error
)
943 (define-key map
"\M-\C-p" 'compilation-previous-error
)
944 (define-key map
"\M-{" 'compilation-previous-file
)
945 (define-key map
"\M-}" 'compilation-next-file
)
946 ;; Set up the menu-bar
947 (define-key map
[menu-bar errors-menu
]
948 (cons "Errors" (make-sparse-keymap "Errors")))
949 (define-key map
[menu-bar errors-menu stop-subjob
]
950 '("Stop" . comint-interrupt-subjob
))
951 (define-key map
[menu-bar errors-menu compilation-mode-separator2
]
953 (define-key map
[menu-bar errors-menu compilation-mode-first-error
]
954 '("First Error" . first-error
))
955 (define-key map
[menu-bar errors-menu compilation-mode-previous-error
]
956 '("Previous Error" . previous-error
))
957 (define-key map
[menu-bar errors-menu compilation-mode-next-error
]
958 '("Next Error" . next-error
))
960 "Keymap for `compilation-shell-minor-mode'.")
962 (defvar compilation-mode-map
963 (let ((map (cons 'keymap compilation-minor-mode-map
)))
964 (define-key map
" " 'scroll-up
)
965 (define-key map
"\^?" 'scroll-down
)
966 ;; Set up the menu-bar
967 (define-key map
[menu-bar compilation-menu
]
968 (cons "Compile" (make-sparse-keymap "Compile")))
970 (define-key map
[menu-bar compilation-menu compilation-mode-kill-compilation
]
971 '("Stop Compilation" . kill-compilation
))
972 (define-key map
[menu-bar compilation-menu compilation-mode-separator2
]
974 (define-key map
[menu-bar compilation-menu compilation-mode-first-error
]
975 '("First Error" . first-error
))
976 (define-key map
[menu-bar compilation-menu compilation-mode-previous-error
]
977 '("Previous Error" . previous-error
))
978 (define-key map
[menu-bar compilation-menu compilation-mode-next-error
]
979 '("Next Error" . next-error
))
980 (define-key map
[menu-bar compilation-menu compilation-separator2
]
982 (define-key map
[menu-bar compilation-menu compilation-mode-grep
]
983 '("Search Files (grep)" . grep
))
984 (define-key map
[menu-bar compilation-menu compilation-mode-recompile
]
985 '("Recompile" . recompile
))
986 (define-key map
[menu-bar compilation-menu compilation-mode-compile
]
987 '("Compile..." . compile
))
989 "Keymap for compilation log buffers.
990 `compilation-minor-mode-map' is a cdr of this.")
992 (put 'compilation-mode
'mode-class
'special
)
995 (defun compilation-mode (&optional name-of-mode
)
996 "Major mode for compilation log buffers.
997 \\<compilation-mode-map>To visit the source for a line-numbered error,
998 move point to the error message line and type \\[compile-goto-error].
999 To kill the compilation, type \\[kill-compilation].
1001 Runs `compilation-mode-hook' with `run-hooks' (which see)."
1003 (kill-all-local-variables)
1004 (use-local-map compilation-mode-map
)
1005 (setq major-mode
'compilation-mode
1006 mode-name
(or name-of-mode
"Compilation"))
1008 (set (make-local-variable 'font-lock-defaults
)
1009 '(compilation-mode-font-lock-keywords t
))
1010 (set (make-local-variable 'revert-buffer-function
)
1011 'compilation-revert-buffer
)
1012 (run-hooks 'compilation-mode-hook
))
1014 (defun compilation-revert-buffer (ignore-auto noconfirm
)
1015 (if (or noconfirm
(yes-or-no-p (format "Restart compilation? ")))
1016 (apply 'compile-internal compilation-arguments
)))
1018 (defun compilation-setup ()
1019 "Prepare the buffer for the compilation parsing commands to work."
1020 ;; Make the buffer's mode line show process state.
1021 (setq mode-line-process
'(":%s"))
1022 (set (make-local-variable 'compilation-error-list
) nil
)
1023 (set (make-local-variable 'compilation-old-error-list
) nil
)
1024 (set (make-local-variable 'compilation-parsing-end
) (copy-marker 1))
1025 (set (make-local-variable 'compilation-directory-stack
)
1026 (list default-directory
))
1027 (make-local-variable 'compilation-error-screen-columns
)
1028 (setq compilation-last-buffer
(current-buffer)))
1030 (defvar compilation-shell-minor-mode nil
1031 "Non-nil when in `compilation-shell-minor-mode'.
1032 In this minor mode, all the error-parsing commands of the
1033 Compilation major mode are available but bound to keys that don't
1034 collide with Shell mode.")
1035 (make-variable-buffer-local 'compilation-shell-minor-mode
)
1037 (or (assq 'compilation-shell-minor-mode minor-mode-alist
)
1038 (setq minor-mode-alist
1039 (cons '(compilation-shell-minor-mode " Shell-Compile")
1041 (or (assq 'compilation-shell-minor-mode minor-mode-map-alist
)
1042 (setq minor-mode-map-alist
(cons (cons 'compilation-shell-minor-mode
1043 compilation-shell-minor-mode-map
)
1044 minor-mode-map-alist
)))
1046 (defvar compilation-minor-mode nil
1047 "Non-nil when in `compilation-minor-mode'.
1048 In this minor mode, all the error-parsing commands of the
1049 Compilation major mode are available.")
1050 (make-variable-buffer-local 'compilation-minor-mode
)
1052 (or (assq 'compilation-minor-mode minor-mode-alist
)
1053 (setq minor-mode-alist
(cons '(compilation-minor-mode " Compilation")
1055 (or (assq 'compilation-minor-mode minor-mode-map-alist
)
1056 (setq minor-mode-map-alist
(cons (cons 'compilation-minor-mode
1057 compilation-minor-mode-map
)
1058 minor-mode-map-alist
)))
1061 (defun compilation-shell-minor-mode (&optional arg
)
1062 "Toggle compilation shell minor mode.
1063 With arg, turn compilation mode on if and only if arg is positive.
1064 See `compilation-mode'.
1065 Turning the mode on runs the normal hook `compilation-shell-minor-mode-hook'."
1067 (if (setq compilation-shell-minor-mode
(if (null arg
)
1068 (null compilation-shell-minor-mode
)
1069 (> (prefix-numeric-value arg
) 0)))
1070 (let ((mode-line-process))
1072 (run-hooks 'compilation-shell-minor-mode-hook
))))
1075 (defun compilation-minor-mode (&optional arg
)
1076 "Toggle compilation minor mode.
1077 With arg, turn compilation mode on if and only if arg is positive.
1078 See `compilation-mode'.
1079 Turning the mode on runs the normal hook `compilation-minor-mode-hook'."
1081 (if (setq compilation-minor-mode
(if (null arg
)
1082 (null compilation-minor-mode
)
1083 (> (prefix-numeric-value arg
) 0)))
1084 (let ((mode-line-process))
1086 (run-hooks 'compilation-minor-mode-hook
))))
1088 (defun compilation-handle-exit (process-status exit-status msg
)
1089 "Write msg in the current buffer and hack its mode-line-process."
1090 (let ((buffer-read-only nil
)
1091 (status (if compilation-exit-message-function
1092 (funcall compilation-exit-message-function
1093 process-status exit-status msg
)
1094 (cons msg exit-status
)))
1097 ;; Record where we put the message, so we can ignore it
1100 (insert ?
\n mode-name
" " (car status
))
1103 (insert " at " (substring (current-time-string) 0 19))
1104 (goto-char (point-max))
1105 (setq mode-line-process
(format ":%s [%s]" process-status
(cdr status
)))
1106 ;; Force mode line redisplay soon.
1107 (force-mode-line-update)
1108 (if (and opoint
(< opoint omax
))
1110 ;; Automatically parse (and mouse-highlight) error messages:
1111 (cond ((eq compile-auto-highlight t
)
1112 (compile-reinitialize-errors nil
(point-max)))
1113 ((numberp compile-auto-highlight
)
1114 (compile-reinitialize-errors nil
1116 (goto-line compile-auto-highlight
)
1118 (if compilation-finish-function
1119 (funcall compilation-finish-function
(current-buffer) msg
))
1120 (let ((functions compilation-finish-functions
))
1122 (funcall (car functions
) (current-buffer) msg
)
1123 (setq functions
(cdr functions
))))))
1125 ;; Called when compilation process changes state.
1126 (defun compilation-sentinel (proc msg
)
1127 "Sentinel for compilation buffers."
1128 (let ((buffer (process-buffer proc
)))
1129 (if (memq (process-status proc
) '(signal exit
))
1131 (if (null (buffer-name buffer
))
1133 (set-process-buffer proc nil
)
1134 (let ((obuf (current-buffer)))
1135 ;; save-excursion isn't the right thing if
1136 ;; process-buffer is current-buffer
1139 ;; Write something in the compilation buffer
1140 ;; and hack its mode line.
1142 (compilation-handle-exit (process-status proc
)
1143 (process-exit-status proc
)
1145 ;; Since the buffer and mode line will show that the
1146 ;; process is dead, we can delete it now. Otherwise it
1147 ;; will stay around until M-x list-processes.
1148 (delete-process proc
))
1149 (set-buffer obuf
))))
1150 (setq compilation-in-progress
(delq proc compilation-in-progress
))
1153 (defun compilation-filter (proc string
)
1154 "Process filter for compilation buffers.
1155 Just inserts the text, but uses `insert-before-markers'."
1156 (if (buffer-name (process-buffer proc
))
1158 (set-buffer (process-buffer proc
))
1159 (let ((buffer-read-only nil
)
1160 (end (marker-position compilation-parsing-end
)))
1162 (goto-char (process-mark proc
))
1163 (insert-before-markers string
)
1164 (set-marker compilation-parsing-end end
) ;don't move it
1165 (run-hooks 'compilation-filter-hook
)
1166 ;; this seems redundant since we insert-before-marks -stefan
1167 ;;(set-marker (process-mark proc) (point))
1170 (defun compile-error-at-point ()
1171 "Return the cdr of `compilation-old-error-list' for error containing point."
1172 (compile-reinitialize-errors nil
(point))
1173 (let ((errors compilation-old-error-list
))
1175 (> (point) (car (car errors
))))
1176 (setq errors
(cdr errors
)))
1179 (defsubst compilation-buffer-p
(buffer)
1182 (or compilation-shell-minor-mode compilation-minor-mode
1183 (eq major-mode
'compilation-mode
))))
1185 (defun compilation-next-error (n)
1186 "Move point to the next error in the compilation buffer.
1187 Prefix arg N says how many error messages to move forwards (or
1188 backwards, if negative).
1189 Does NOT find the source line like \\[next-error]."
1191 (or (compilation-buffer-p (current-buffer))
1192 (error "Not in a compilation buffer"))
1193 (setq compilation-last-buffer
(current-buffer))
1195 (let ((errors (compile-error-at-point)))
1197 ;; Move to the error after the one containing point.
1198 (goto-char (car (if (< n
0)
1200 (e compilation-old-error-list
))
1201 ;; See how many cdrs away ERRORS is from the start.
1202 (while (not (eq e errors
))
1206 (error "Moved back past first error")
1207 (nth (+ i n
) compilation-old-error-list
)))
1208 (let ((compilation-error-list (cdr errors
)))
1209 (compile-reinitialize-errors nil nil n
)
1210 (if compilation-error-list
1211 (nth (1- n
) compilation-error-list
)
1212 (error "Moved past last error"))))))))
1214 (defun compilation-previous-error (n)
1215 "Move point to the previous error in the compilation buffer.
1216 Prefix arg N says how many error messages to move backwards (or
1217 forwards, if negative).
1218 Does NOT find the source line like \\[next-error]."
1220 (compilation-next-error (- n
)))
1223 ;; Given an elt of `compilation-error-list', return an object representing
1224 ;; the referenced file which is equal to (but not necessarily eq to) what
1225 ;; this function would return for another error in the same file.
1226 (defsubst compilation-error-filedata
(data)
1227 (setq data
(cdr data
))
1229 (marker-buffer data
)
1232 ;; Return a string describing a value from compilation-error-filedata.
1233 ;; This value is not necessarily useful as a file name, but should be
1234 ;; indicative to the user of what file's errors are being referred to.
1235 (defsubst compilation-error-filedata-file-name
(filedata)
1236 (if (bufferp filedata
)
1237 (buffer-file-name filedata
)
1240 (defun compilation-next-file (n)
1241 "Move point to the next error for a different file than the current one."
1243 (or (compilation-buffer-p (current-buffer))
1244 (error "Not in a compilation buffer"))
1245 (setq compilation-last-buffer
(current-buffer))
1247 (let ((reversed (< n
0))
1251 (setq errors
(or (compile-error-at-point)
1252 (error "Moved past last error")))
1254 ;; Get a reversed list of the errors up through the one containing point.
1255 (compile-reinitialize-errors nil
(point))
1256 (setq errors
(reverse compilation-old-error-list
)
1259 ;; Ignore errors after point. (car ERRORS) will be the error
1260 ;; containing point, (cadr ERRORS) the one before it.
1262 (< (point) (car (car errors
))))
1263 (setq errors
(cdr errors
))))
1266 (setq filedata
(compilation-error-filedata (car errors
)))
1268 ;; Skip past the following errors for this file.
1269 (while (equal filedata
1270 (compilation-error-filedata
1273 (error "%s the first erring file"
1274 (compilation-error-filedata-file-name
1276 (let ((compilation-error-list nil
))
1278 (compile-reinitialize-errors nil nil
2)
1279 (setq errors compilation-error-list
)))
1280 (error "%s is the last erring file"
1281 (compilation-error-filedata-file-name
1283 (setq errors
(cdr errors
)))
1287 ;; Move to the following error.
1288 (goto-char (car (car (or errors
1290 (error "This is the first erring file")
1291 (let ((compilation-error-list nil
))
1292 ;; Parse the last one.
1293 (compile-reinitialize-errors nil nil
1)
1294 compilation-error-list
))))))))
1296 (defun compilation-previous-file (n)
1297 "Move point to the previous error for a different file than the current one."
1299 (compilation-next-file (- n
)))
1302 (defun kill-compilation ()
1303 "Kill the process made by the \\[compile] command."
1305 (let ((buffer (compilation-find-buffer)))
1306 (if (get-buffer-process buffer
)
1307 (interrupt-process (get-buffer-process buffer
))
1308 (error "The compilation process is not running"))))
1311 ;; Parse any new errors in the compilation buffer,
1312 ;; or reparse from the beginning if the user has asked for that.
1313 (defun compile-reinitialize-errors (reparse
1314 &optional limit-search find-at-least
)
1316 (set-buffer compilation-last-buffer
)
1317 ;; If we are out of errors, or if user says "reparse",
1318 ;; discard the info we have, to force reparsing.
1319 (if (or (eq compilation-error-list t
)
1321 (compilation-forget-errors))
1322 (if (and compilation-error-list
1323 (or (not limit-search
)
1324 (> compilation-parsing-end limit-search
))
1325 (or (not find-at-least
)
1326 (>= (length compilation-error-list
) find-at-least
)))
1327 ;; Since compilation-error-list is non-nil, it points to a specific
1328 ;; error the user wanted. So don't move it around.
1330 ;; This was here for a long time (before my rewrite); why? --roland
1331 ;;(switch-to-buffer compilation-last-buffer)
1332 (set-buffer-modified-p nil
)
1333 (if (< compilation-parsing-end
(point-max))
1334 ;; compilation-error-list might be non-nil if we have a non-nil
1335 ;; LIMIT-SEARCH or FIND-AT-LEAST arg. In that case its value
1336 ;; records the current position in the error list, and we must
1337 ;; preserve that after reparsing.
1338 (let ((error-list-pos compilation-error-list
))
1339 (funcall compilation-parse-errors-function
1342 ;; We only need enough new parsed errors to reach
1343 ;; FIND-AT-LEAST errors past the current
1345 (- find-at-least
(length compilation-error-list
))))
1346 ;; Remember the entire list for compilation-forget-errors. If
1347 ;; this is an incremental parse, append to previous list. If
1348 ;; we are parsing anew, compilation-forget-errors cleared
1349 ;; compilation-old-error-list above.
1350 (setq compilation-old-error-list
1351 (nconc compilation-old-error-list compilation-error-list
))
1353 ;; We started in the middle of an existing list of parsed
1354 ;; errors before parsing more; restore that position.
1355 (setq compilation-error-list error-list-pos
))
1356 ;; Mouse-Highlight (the first line of) each error message when the
1357 ;; mouse pointer moves over it:
1358 (let ((inhibit-read-only t
)
1359 (buffer-undo-list t
)
1361 (error-list compilation-error-list
))
1364 (add-text-properties (goto-char (car (car error-list
)))
1365 (progn (end-of-line) (point))
1366 '(mouse-face highlight help-echo
"\
1367 mouse-2: visit this file and line")))
1368 (setq error-list
(cdr error-list
))))
1371 (defun compile-mouse-goto-error (event)
1372 "Visit the source for the error message the mouse is pointing at.
1373 This is like `compile-goto-error' called without prefix arg
1374 at the end of the line."
1377 (set-buffer (window-buffer (posn-window (event-end event
))))
1378 (goto-char (posn-point (event-end event
)))
1380 (or (compilation-buffer-p (current-buffer))
1381 (error "Not in a compilation buffer"))
1382 (setq compilation-last-buffer
(current-buffer))
1383 ;; `compile-reinitialize-errors' needs to see the complete filename
1384 ;; on the line where they clicked the mouse. Since it only looks
1385 ;; up to point, moving point to eol makes sure the filename is
1386 ;; visible to `compile-reinitialize-errors'.
1388 (compile-reinitialize-errors nil
(point))
1390 ;; Move to bol; the marker for the error on this line will point there.
1393 ;; Move compilation-error-list to the elt of compilation-old-error-list
1395 (setq compilation-error-list compilation-old-error-list
)
1396 (while (and compilation-error-list
1397 ;; The marker can point nowhere if we previously
1398 ;; failed to find the relevant file. See
1399 ;; compilation-next-error-locus.
1400 (or (null (marker-buffer (caar compilation-error-list
)))
1401 (> (point) (caar compilation-error-list
))))
1402 (setq compilation-error-list
(cdr compilation-error-list
)))
1403 (or compilation-error-list
1404 (error "No error to go to")))
1405 (select-window (posn-window (event-end event
)))
1410 (defun compile-goto-error (&optional argp
)
1411 "Visit the source for the error message point is on.
1412 Use this command in a compilation log buffer. Sets the mark at point there.
1413 \\[universal-argument] as a prefix arg means to reparse the buffer's error messages first;
1414 other kinds of prefix arguments are ignored."
1416 (or (compilation-buffer-p (current-buffer))
1417 (error "Not in a compilation buffer"))
1418 (setq compilation-last-buffer
(current-buffer))
1419 (compile-reinitialize-errors (consp argp
) (point))
1421 ;; Move to bol; the marker for the error on this line will point there.
1424 ;; Move compilation-error-list to the elt of compilation-old-error-list
1426 (setq compilation-error-list compilation-old-error-list
)
1427 (while (and compilation-error-list
1428 ;; The marker can point nowhere if we previously
1429 ;; failed to find the relevant file. See
1430 ;; compilation-next-error-locus.
1431 (or (null (marker-buffer (caar compilation-error-list
)))
1432 (> (point) (caar compilation-error-list
))))
1433 (setq compilation-error-list
(cdr compilation-error-list
)))
1438 ;; Return a compilation buffer.
1439 ;; If the current buffer is a compilation buffer, return it.
1440 ;; If compilation-last-buffer is set to a live buffer, use that.
1441 ;; Otherwise, look for a compilation buffer and signal an error
1442 ;; if there are none.
1443 (defun compilation-find-buffer (&optional other-buffer
)
1444 (if (and (not other-buffer
)
1445 (compilation-buffer-p (current-buffer)))
1446 ;; The current buffer is a compilation buffer.
1448 (if (and compilation-last-buffer
(buffer-name compilation-last-buffer
)
1449 (compilation-buffer-p compilation-last-buffer
)
1450 (or (not other-buffer
) (not (eq compilation-last-buffer
1451 (current-buffer)))))
1452 compilation-last-buffer
1453 (let ((buffers (buffer-list)))
1454 (while (and buffers
(or (not (compilation-buffer-p (car buffers
)))
1456 (eq (car buffers
) (current-buffer)))))
1457 (setq buffers
(cdr buffers
)))
1460 (or (and other-buffer
1461 (compilation-buffer-p (current-buffer))
1462 ;; The current buffer is a compilation buffer.
1465 (message "This is the only compilation buffer."))
1467 (error "No compilation started!")))))))
1470 (defun next-error (&optional argp
)
1471 "Visit next compilation error message and corresponding source code.
1473 If all the error messages parsed so far have been processed already,
1474 the message buffer is checked for new ones.
1476 A prefix ARGP specifies how many error messages to move;
1477 negative means move back to previous error messages.
1478 Just \\[universal-argument] as a prefix means reparse the error message buffer
1479 and start at the first error.
1481 \\[next-error] normally uses the most recently started compilation or
1482 grep buffer. However, it can operate on any buffer with output from
1483 the \\[compile] and \\[grep] commands, or, more generally, on any
1484 buffer in Compilation mode or with Compilation Minor mode enabled. To
1485 specify use of a particular buffer for error messages, type
1486 \\[next-error] in that buffer.
1488 Once \\[next-error] has chosen the buffer for error messages,
1489 it stays with that buffer until you use it in some other buffer which
1490 uses Compilation mode or Compilation Minor mode.
1492 See variables `compilation-parse-errors-function' and
1493 \`compilation-error-regexp-alist' for customization ideas."
1495 (setq compilation-last-buffer
(compilation-find-buffer))
1496 (compilation-goto-locus (compilation-next-error-locus
1497 ;; We want to pass a number here only if
1498 ;; we got a numeric prefix arg, not just C-u.
1499 (and (not (consp argp
))
1500 (prefix-numeric-value argp
))
1502 ;;;###autoload (define-key ctl-x-map "`" 'next-error)
1504 (defun previous-error ()
1505 "Visit previous compilation error message and corresponding source code.
1506 This operates on the output from the \\[compile] command."
1510 (defun first-error ()
1511 "Reparse the error message buffer and start at the first error.
1512 Visit corresponding source code.
1513 This operates on the output from the \\[compile] command."
1517 (defvar compilation-skip-to-next-location nil
1518 "*If non-nil, skip multiple error messages for the same source location.")
1520 (defun compilation-next-error-locus (&optional move reparse silent
)
1521 "Visit next compilation error and return locus in corresponding source code.
1522 This operates on the output from the \\[compile] command.
1523 If all preparsed error messages have been processed,
1524 the error message buffer is checked for new ones.
1526 Returns a cons (ERROR . SOURCE) of two markers: ERROR is a marker at the
1527 location of the error message in the compilation buffer, and SOURCE is a
1528 marker at the location in the source code indicated by the error message.
1530 Optional first arg MOVE says how many error messages to move forwards (or
1531 backwards, if negative); default is 1. Optional second arg REPARSE, if
1532 non-nil, says to reparse the error message buffer and reset to the first
1533 error (plus MOVE - 1). If optional third argument SILENT is non-nil, return
1534 nil instead of raising an error if there are no more errors.
1536 The current buffer should be the desired compilation output buffer."
1537 (or move
(setq move
1))
1538 (compile-reinitialize-errors reparse nil
(and (not reparse
) (max 0 move
)))
1539 (let (next-errors next-error
)
1540 (catch 'no-next-error
1542 (set-buffer compilation-last-buffer
)
1543 ;; compilation-error-list points to the "current" error.
1547 compilation-error-list
)
1548 ;; Zero or negative arg; we need to move back in the list.
1551 (e compilation-old-error-list
))
1552 ;; See how many cdrs away the current error is from the start.
1553 (while (not (eq e compilation-error-list
))
1557 (error "Moved back past first error")
1558 (nthcdr (+ i n
) compilation-old-error-list
))))
1559 next-error
(car next-errors
))
1561 (if (null next-error
)
1563 (and move
(/= move
1)
1564 (error (if (> move
0)
1565 "Moved past last error")
1566 "Moved back past first error"))
1567 ;; Forget existing error messages if compilation has finished.
1568 (if (not (and (get-buffer-process (current-buffer))
1573 (compilation-forget-errors))
1575 (throw 'no-next-error nil
)
1576 (error (concat compilation-error-message
1577 (and (get-buffer-process (current-buffer))
1583 (setq compilation-error-list
(cdr next-errors
))
1584 (if (null (cdr next-error
))
1585 ;; This error is boring. Go to the next.
1587 (or (markerp (cdr next-error
))
1588 ;; This error has a filename/lineno pair.
1589 ;; Find the file and turn it into a marker.
1590 (let* ((fileinfo (car (cdr next-error
)))
1591 (buffer (apply 'compilation-find-file
1592 (car next-error
) fileinfo
)))
1594 ;; We can't find this error's file.
1595 ;; Remove all errors in the same file.
1597 (setq next-errors compilation-old-error-list
)
1599 (and (consp (cdr (car next-errors
)))
1600 (equal (car (cdr (car next-errors
)))
1603 (set-marker (car (car next-errors
)) nil
)
1604 (setcdr (car next-errors
) nil
)))
1605 (setq next-errors
(cdr next-errors
)))
1606 ;; Look for the next error.
1608 ;; We found the file. Get a marker for this error.
1609 ;; compilation-old-error-list and
1610 ;; compilation-error-screen-columns are buffer-local
1611 ;; so we must be careful to extract their value
1612 ;; before switching to the source file buffer.
1613 (let ((errors compilation-old-error-list
)
1614 (columns compilation-error-screen-columns
)
1615 (last-line (nth 1 (cdr next-error
)))
1616 (column (nth 2 (cdr next-error
))))
1621 (goto-line last-line
)
1622 (if (and column
(> column
0))
1623 ;; Columns in error msgs are 1-origin.
1625 (move-to-column (1- column
))
1626 (forward-char (1- column
)))
1627 (beginning-of-line))
1628 (setcdr next-error
(point-marker))
1629 ;; Make all the other error messages referring
1630 ;; to the same file have markers into the buffer.
1632 (and (consp (cdr (car errors
)))
1633 (equal (car (cdr (car errors
))) fileinfo
)
1634 (let* ((this (nth 1 (cdr (car errors
))))
1635 (column (nth 2 (cdr (car errors
))))
1636 (lines (- this last-line
)))
1637 (if (eq selective-display t
)
1638 ;; When selective-display is t,
1639 ;; each C-m is a line boundary,
1640 ;; as well as each newline.
1642 (re-search-backward "[\n\C-m]"
1645 (re-search-forward "[\n\C-m]"
1648 (forward-line lines
))
1649 (if (and column
(> column
1))
1651 (move-to-column (1- column
))
1652 (forward-char (1- column
)))
1653 (beginning-of-line))
1654 (setq last-line this
)
1655 (setcdr (car errors
) (point-marker))))
1656 (setq errors
(cdr errors
)))))))))
1657 ;; If we didn't get a marker for this error, or this
1658 ;; marker's buffer was killed, go on to the next one.
1659 (or (not (markerp (cdr next-error
)))
1660 (not (marker-buffer (cdr next-error
))))))
1661 (setq next-errors compilation-error-list
1662 next-error
(car next-errors
)))))
1664 (if compilation-skip-to-next-location
1665 ;; Skip over multiple error messages for the same source location,
1666 ;; so the next C-x ` won't go to an error in the same place.
1667 (while (and compilation-error-list
1668 (equal (cdr (car compilation-error-list
))
1670 (setq compilation-error-list
(cdr compilation-error-list
))))
1672 ;; We now have a marker for the position of the error source code.
1673 ;; NEXT-ERROR is a cons (ERROR . SOURCE) of two markers.
1676 (defun compilation-goto-locus (next-error)
1677 "Jump to an error locus returned by `compilation-next-error-locus'.
1678 Takes one argument, a cons (ERROR . SOURCE) of two markers.
1679 Selects a window with point at SOURCE, with another window displaying ERROR."
1680 (if (eq (window-buffer (selected-window))
1681 (marker-buffer (car next-error
)))
1682 ;; If the compilation buffer window is selected,
1683 ;; keep the compilation buffer in this window;
1684 ;; display the source in another window.
1685 (let ((pop-up-windows t
))
1686 (pop-to-buffer (marker-buffer (cdr next-error
))))
1687 (if (and (window-dedicated-p (selected-window))
1688 (eq (selected-window) (frame-root-window)))
1689 (switch-to-buffer-other-frame (marker-buffer (cdr next-error
)))
1690 (switch-to-buffer (marker-buffer (cdr next-error
)))))
1691 (goto-char (cdr next-error
))
1692 ;; If narrowing got in the way of
1693 ;; going to the right place, widen.
1694 (or (= (point) (marker-position (cdr next-error
)))
1697 (goto-char (cdr next-error
))))
1698 ;; If hideshow got in the way of
1699 ;; seeing the right place, open permanently.
1700 (mapcar (function (lambda (ov)
1701 (when (eq 'hs
(overlay-get ov
'invisible
))
1703 (goto-char (cdr next-error
)))))
1704 (overlays-at (point)))
1706 ;; Show compilation buffer in other window, scrolled to this error.
1707 (let* ((pop-up-windows t
)
1708 ;; Use an existing window if it is in a visible frame.
1709 (w (or (get-buffer-window (marker-buffer (car next-error
)) 'visible
)
1711 (display-buffer (marker-buffer (car next-error
))))))
1712 (set-window-point w
(car next-error
))
1713 (set-window-start w
(car next-error
))
1714 (compilation-set-window-height w
)))
1716 (defun compilation-find-file (marker filename dir
&rest formats
)
1717 "Find a buffer for file FILENAME.
1718 Search the directories in `compilation-search-path'.
1719 A nil in `compilation-search-path' means to try the
1720 current directory, which is passed in DIR.
1721 If FILENAME is not found at all, ask the user where to find it.
1722 Pop up the buffer containing MARKER and scroll to MARKER if we ask the user."
1723 (or formats
(setq formats
'("%s")))
1725 (let ((dirs compilation-search-path
)
1726 buffer thisdir fmts name
)
1727 (if (file-name-absolute-p filename
)
1728 ;; The file name is absolute. Use its explicit directory as
1729 ;; the first in the search path, and strip it from FILENAME.
1730 (setq filename
(abbreviate-file-name (expand-file-name filename
))
1731 dirs
(cons (file-name-directory filename
) dirs
)
1732 filename
(file-name-nondirectory filename
)))
1733 ;; Now search the path.
1734 (while (and dirs
(null buffer
))
1735 (setq thisdir
(or (car dirs
) dir
)
1737 ;; For each directory, try each format string.
1738 (while (and fmts
(null buffer
))
1739 (setq name
(expand-file-name (format (car fmts
) filename
) thisdir
)
1740 buffer
(and (file-exists-p name
)
1741 (find-file-noselect name
))
1743 (setq dirs
(cdr dirs
)))
1745 ;; The file doesn't exist.
1746 ;; Ask the user where to find it.
1747 ;; If he hits C-g, then the next time he does
1748 ;; next-error, he'll skip past it.
1749 (let* ((pop-up-windows t
)
1750 (w (display-buffer (marker-buffer marker
))))
1751 (set-window-point w marker
)
1752 (set-window-start w marker
)
1753 (let ((name (expand-file-name
1755 (format "Find this error in: (default %s) "
1758 (if (file-directory-p name
)
1759 (setq name
(expand-file-name filename name
)))
1760 (setq buffer
(and (file-exists-p name
)
1761 (find-file name
))))))
1762 ;; Make intangible overlays tangible.
1763 (mapcar (function (lambda (ov)
1764 (when (overlay-get ov
'intangible
)
1765 (overlay-put ov
'intangible nil
))))
1766 (overlays-in (point-min) (point-max)))
1770 ;; Set compilation-error-list to nil, and unchain the markers that point to the
1771 ;; error messages and their text, so that they no longer slow down gap motion.
1772 ;; This would happen anyway at the next garbage collection, but it is better to
1773 ;; do it right away.
1774 (defun compilation-forget-errors ()
1775 (while compilation-old-error-list
1776 (let ((next-error (car compilation-old-error-list
)))
1777 (set-marker (car next-error
) nil
)
1778 (if (markerp (cdr next-error
))
1779 (set-marker (cdr next-error
) nil
)))
1780 (setq compilation-old-error-list
(cdr compilation-old-error-list
)))
1781 (setq compilation-error-list nil
1782 compilation-directory-stack
(list default-directory
))
1783 (set-marker compilation-parsing-end
1)
1784 ;; Remove the highlighting added by compile-reinitialize-errors:
1785 (let ((inhibit-read-only t
)
1786 (buffer-undo-list t
)
1788 (remove-text-properties (point-min) (point-max)
1789 '(mouse-face highlight help-echo nil
))))
1792 ;; This function is not needed any more by compilation mode.
1793 ;; Does anyone else need it or can it be deleted?
1794 (defun count-regexp-groupings (regexp)
1795 "Return the number of \\( ... \\) groupings in REGEXP (a string)."
1797 (len (length regexp
))
1801 (setq c
(aref regexp i
)
1804 ;; Find the end of this [...].
1805 (while (and (< i len
)
1806 (not (= (aref regexp i
) ?\
])))
1811 (setq c
(aref regexp i
)
1814 ;; We found the end of a grouping,
1815 ;; so bump our counter.
1816 (setq groupings
(1+ groupings
))))))))
1819 (defvar compilation-current-file nil
1820 "Used by `compilation-parse-errors' to store filename for file being compiled.")
1822 ;; This variable is not used as a global variable. It's defined here just to
1823 ;; shut up the byte compiler. It's bound and used by compilation-parse-errors
1824 ;; and set by compile-collect-regexps.
1825 (defvar compilation-regexps nil
)
1827 (defun compilation-parse-errors (limit-search find-at-least
)
1828 "Parse the current buffer as grep, cc, lint or other error messages.
1829 See variable `compilation-parse-errors-function' for the interface it uses."
1830 (setq compilation-error-list nil
)
1831 (message "Parsing error messages...")
1832 (if (null compilation-error-regexp-alist
)
1833 (error "compilation-error-regexp-alist is empty!"))
1834 (let* ((compilation-regexps nil
) ; Variable set by compile-collect-regexps.
1835 (default-directory (car compilation-directory-stack
))
1837 (compilation-num-errors-found 0)
1838 ;; Set up now the expanded, abbreviated directory variables
1839 ;; that compile-abbreviate-directory will need, so we can
1840 ;; compute them just once here.
1841 (orig (abbreviate-file-name default-directory
))
1842 (orig-expanded (abbreviate-file-name
1843 (file-truename default-directory
)))
1844 (parent-expanded (abbreviate-file-name
1845 (expand-file-name "../" orig-expanded
))))
1847 ;; Make a list of all the regexps. Each element has the form
1848 ;; (REGEXP TYPE IDX1 IDX2 ...)
1849 ;; where TYPE is one of leave, enter, file, error or nomessage.
1850 (compile-collect-regexps 'leave compilation-leave-directory-regexp-alist
)
1851 (compile-collect-regexps 'enter compilation-enter-directory-regexp-alist
)
1852 (compile-collect-regexps 'file compilation-file-regexp-alist
)
1853 (compile-collect-regexps 'error compilation-error-regexp-alist
)
1854 (compile-collect-regexps 'nomessage compilation-nomessage-regexp-alist
)
1856 ;; Don't reparse messages already seen at last parse.
1857 (goto-char compilation-parsing-end
)
1859 (compilation-buffer-p (current-buffer)))
1860 (setq compilation-current-file nil
) ; No current file at start.
1861 ;; Don't parse the first two lines as error messages.
1862 ;; This matters for grep.
1866 (while (not (or found-desired
(eobp)))
1867 (let ((this compilation-regexps
) (prev nil
) (alist nil
) type
)
1868 ;; Go through the regular expressions. If a match is found,
1869 ;; variable alist is set to the corresponding alist and the
1870 ;; matching regexp is moved to the front of compilation-regexps
1871 ;; to make it match faster next time.
1872 (while (and this
(null alist
))
1873 (if (not (looking-at (car (car this
))))
1874 (progn (setq prev this
) ; No match, go to next.
1875 (setq this
(cdr this
)))
1876 (setq alist
(cdr (car this
))) ; Got a match.
1877 ;;; (if prev ; If not the first regexp,
1878 ;;; (progn ; move it to the front.
1879 ;;; (setcdr prev (cdr this))
1880 ;;; (setcdr this compilation-regexps)
1881 ;;; (setq compilation-regexps this)))
1883 (if (and alist
; Seen a match and not to
1884 (not (eq (setq type
(car alist
)) 'nomessage
))) ; be ignored.
1885 (let* ((end-of-match (match-end 0))
1887 (compile-buffer-substring (car (setq alist
(cdr alist
)))))
1889 (if (eq type
'error
) ; error message
1890 (let* ((linenum (if (numberp (car (setq alist
(cdr alist
))))
1892 (compile-buffer-substring (car alist
)))
1893 ;; (car alist) is not a number, must be a
1894 ;; function that is called below to return
1895 ;; an error position descriptor.
1897 ;; Convert to integer later if linenum not a function.
1898 (column (compile-buffer-substring
1899 (car (setq alist
(cdr alist
)))))
1902 ;; Check that we have a file name.
1904 ;; No file name in message, we must have seen it before
1905 (setq filename compilation-current-file
)
1907 An error message with no file name and no file name has been seen earlier"))
1909 ;; Check for a comint-file-name-prefix and prepend it if
1910 ;; appropriate. (This is very useful for
1911 ;; compilation-minor-mode in an rlogin-mode buffer.)
1912 (and (boundp 'comint-file-name-prefix
)
1913 ;; If file name is relative, default-directory will
1914 ;; already contain the comint-file-name-prefix (done
1915 ;; by compile-abbreviate-directory).
1916 (file-name-absolute-p filename
)
1918 (concat comint-file-name-prefix filename
)))
1920 ;; Some compilers (e.g. Sun's java compiler, reportedly)
1921 ;; produce bogus file names like "./bar//foo.c" for file
1922 ;; "bar/foo.c"; expand-file-name will collapse these into
1923 ;; "/foo.c" and fail to find the appropriate file. So we
1924 ;; look for doubled slashes in the file name and fix them
1925 ;; up in the buffer.
1926 (setq filename
(command-line-normalize-file-name filename
))
1929 (cons filename
(cons default-directory
(cdr alist
))))
1931 ;; Locate the erring file and line.
1932 ;; Make this-error a new elt for compilation-error-list,
1933 ;; giving a marker for the current compilation buffer
1934 ;; location, and the file and line number of the error.
1935 ;; Save, as the start of the error, the beginning of the
1936 ;; line containing the match.
1938 (if (numberp linenum
)
1939 (list (point-marker) filename linenum
1940 (and column
(string-to-int column
)))
1941 ;; If linenum is not a number then it must be
1942 ;; a function returning an error position
1943 ;; descriptor or nil (meaning no position).
1945 (funcall linenum filename column
))))
1947 ;; We have an error position descriptor.
1948 ;; If we have found as many new errors as the user
1949 ;; wants, or if we are past the buffer position he
1950 ;; indicated, then we continue to parse until we have
1951 ;; seen all consecutive errors in the same file. This
1952 ;; means that all the errors of a source file will be
1953 ;; seen in one parsing run, so that the error positions
1954 ;; will be recorded as markers in the source file
1955 ;; buffer that will move when the buffer is changed.
1957 compilation-error-list
; At least one previous.
1958 (or (and find-at-least
1959 (>= compilation-num-errors-found
1962 (>= end-of-match limit-search
)))
1963 ;; `this-error' could contain a pair of
1965 (let ((thispos (cdr this-error
))
1966 (lastpos (cdar compilation-error-list
)))
1968 (if (markerp thispos
)
1969 (marker-buffer thispos
)
1971 (if (markerp lastpos
)
1972 (marker-buffer lastpos
)
1974 ;; We are past the limits and the last error
1975 ;; parsed, didn't belong to the same source file
1976 ;; as the earlier ones i.e. we have seen all the
1977 ;; errors belonging to the earlier file. We don't
1978 ;; add the error just parsed so that the next
1979 ;; parsing run can get it and the following errors
1980 ;; in the same file all at once.
1981 (setq found-desired t
)
1983 (goto-char end-of-match
) ; Prepare for next message.
1984 ;; Don't add the same source line more than once.
1987 compilation-error-list
1988 (equal (cdr (car compilation-error-list
))
1990 (setq compilation-error-list
1991 (cons this-error compilation-error-list
)
1992 compilation-num-errors-found
1993 (1+ compilation-num-errors-found
)))))
1995 ;; Not an error message.
1996 (if (eq type
`file
) ; Change current file.
1997 (and filename
(setq compilation-current-file filename
))
1998 ;; Enter or leave directory.
1999 (setq stack compilation-directory-stack
)
2003 ;; The directory name in the message
2004 ;; is a truename. Try to convert it to a form
2005 ;; like what the user typed in.
2006 (compile-abbreviate-directory
2007 (file-name-as-directory
2008 (expand-file-name filename
))
2009 orig orig-expanded parent-expanded
)))
2010 (if (eq type
'leave
)
2012 (not (string-equal (car stack
)
2014 (setq stack
(cdr stack
)))
2015 (setq compilation-directory-stack
2016 (cons filename compilation-directory-stack
)
2017 default-directory filename
)))
2018 (and (eq type
'leave
)
2020 (setq compilation-directory-stack
(cdr stack
))
2021 (setq stack
(car compilation-directory-stack
))
2022 (setq default-directory stack
)))
2023 (goto-char end-of-match
) ; Prepare to look at next message.
2024 (and limit-search
(>= end-of-match limit-search
)
2025 ;; The user wanted a specific error, and we're past it.
2026 ;; We do this check here rather than at the end of the
2027 ;; loop because if the last thing seen is an error
2028 ;; message, we must carefully discard the last error
2029 ;; when it is the first in a new file (see above in
2030 ;; the error-message case)
2031 (setq found-desired t
)))
2033 ;; Go to before the last character in the message so that we will
2034 ;; see the next line also when the message ended at end of line.
2035 ;; When we ignore the last error message above, this will
2036 ;; cancel the effect of forward-line below so that point
2040 ;; Is this message necessary any more? Parsing is now so fast
2041 ;; that you might not need to know how it proceeds.
2043 "Parsing error messages...%d found. %.0f%% of buffer seen."
2044 compilation-num-errors-found
2045 ;; Use floating-point because (* 100 (point)) frequently
2046 ;; exceeds the range of Emacs Lisp integers.
2047 (/ (* 100.0 (point)) (point-max)))
2050 (forward-line 1))) ; End of while loop. Look at next line.
2052 (set-marker compilation-parsing-end
(point))
2053 (setq compilation-error-list
(nreverse compilation-error-list
))
2054 ;; (message "Parsing error messages...done. %d found. %.0f%% of buffer seen."
2055 ;; compilation-num-errors-found
2056 ;; (/ (* 100.0 (point)) (point-max)))
2057 (message "Parsing error messages...done.")))
2059 (defun compile-collect-regexps (type this
)
2060 ;; Add elements to variable compilation-regexps that is bound in
2061 ;; compilation-parse-errors.
2062 (and (not (eq this t
))
2064 (push (cons (car el
) (cons type
(cdr el
))) compilation-regexps
))))
2066 (defun compile-buffer-substring (index)
2067 "Get substring matched by INDEXth subexpression."
2069 (let ((beg (match-beginning index
)))
2070 (if beg
(buffer-substring beg
(match-end index
))))))
2072 ;; If directory DIR is a subdir of ORIG or of ORIG's parent,
2073 ;; return a relative name for it starting from ORIG or its parent.
2074 ;; ORIG-EXPANDED is an expanded version of ORIG.
2075 ;; PARENT-EXPANDED is an expanded version of ORIG's parent.
2076 ;; Those two args could be computed here, but we run faster by
2077 ;; having the caller compute them just once.
2078 (defun compile-abbreviate-directory (dir orig orig-expanded parent-expanded
)
2079 ;; Apply canonical abbreviations to DIR first thing.
2080 ;; Those abbreviations are already done in the other arguments passed.
2081 (setq dir
(abbreviate-file-name dir
))
2083 ;; Check for a comint-file-name-prefix and prepend it if appropriate.
2084 ;; (This is very useful for compilation-minor-mode in an rlogin-mode
2086 (if (boundp 'comint-file-name-prefix
)
2087 (setq dir
(concat comint-file-name-prefix dir
)))
2089 (if (and (> (length dir
) (length orig-expanded
))
2090 (string= orig-expanded
2091 (substring dir
0 (length orig-expanded
))))
2094 (substring dir
(length orig-expanded
)))))
2095 (if (and (> (length dir
) (length parent-expanded
))
2096 (string= parent-expanded
2097 (substring dir
0 (length parent-expanded
))))
2099 (concat (file-name-directory
2100 (directory-file-name orig
))
2101 (substring dir
(length parent-expanded
)))))
2104 (add-to-list 'debug-ignored-errors
"^No more errors\\( yet\\|\\)$")
2108 ;;; compile.el ends here