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daa37602 | 1 | ;;; compile.el --- run compiler as inferior of Emacs, parse error messages. |
fad160d5 | 2 | |
8fca6c30 | 3 | ;; Copyright (C) 1985, 86, 87, 93, 94, 1995 Free Software Foundation, Inc. |
3a801d0c | 4 | |
29add8b9 | 5 | ;; Author: Roland McGrath <roland@prep.ai.mit.edu> |
d1c7011d | 6 | ;; Maintainer: FSF |
e9571d2a | 7 | ;; Keywords: tools, processes |
d1c7011d | 8 | |
55dfd2c4 RS |
9 | ;; This file is part of GNU Emacs. |
10 | ||
29add8b9 RM |
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) | |
14 | ;; any later version. | |
15 | ||
55dfd2c4 | 16 | ;; GNU Emacs is distributed in the hope that it will be useful, |
29add8b9 RM |
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. | |
20 | ||
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 | |
23 | ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
55dfd2c4 | 24 | |
5cc57841 ER |
25 | ;;; Commentary: |
26 | ||
27 | ;; This package provides the compile and grep facilities documented in | |
28 | ;; the Emacs user's manual. | |
29 | ||
d1c7011d ER |
30 | ;;; Code: |
31 | ||
7c163413 RM |
32 | ;;;###autoload |
33 | (defvar compilation-mode-hook nil | |
4f6e4ad6 | 34 | "*List of hook functions run by `compilation-mode' (see `run-hooks').") |
7c163413 RM |
35 | |
36 | ;;;###autoload | |
6e1dbafa | 37 | (defvar compilation-window-height nil |
d3cb357b RM |
38 | "*Number of lines in a compilation window. If nil, use Emacs default.") |
39 | ||
55dfd2c4 RS |
40 | (defvar compilation-error-list nil |
41 | "List of error message descriptors for visiting erring functions. | |
fc0094d7 RM |
42 | Each error descriptor is a cons (or nil). Its car is a marker pointing to |
43 | an error message. If its cdr is a marker, it points to the text of the | |
533304f8 RM |
44 | line the message is about. If its cdr is a cons, it is a list |
45 | \(\(DIRECTORY . FILE\) LINE [COLUMN]\). Or its cdr may be nil if that | |
46 | error is not interesting. | |
d3cb357b RM |
47 | |
48 | The value may be t instead of a list; this means that the buffer of | |
29478cc5 JB |
49 | error messages should be reparsed the next time the list of errors is wanted. |
50 | ||
51 | Some other commands (like `diff') use this list to control the error | |
52 | message tracking facilites; if you change its structure, you should make | |
53 | sure you also change those packages. Perhaps it is better not to change | |
54 | it at all.") | |
55dfd2c4 RS |
55 | |
56 | (defvar compilation-old-error-list nil | |
57 | "Value of `compilation-error-list' after errors were parsed.") | |
58 | ||
d3cb357b | 59 | (defvar compilation-parse-errors-function 'compilation-parse-errors |
b2bb6ec8 | 60 | "Function to call to parse error messages from a compilation. |
c540863c RM |
61 | It takes args LIMIT-SEARCH and FIND-AT-LEAST. |
62 | If LIMIT-SEARCH is non-nil, don't bother parsing past that location. | |
63 | If FIND-AT-LEAST is non-nil, don't bother parsing after finding that | |
e78e10ca | 64 | many new errors. |
d3cb357b RM |
65 | It should read in the source files which have errors and set |
66 | `compilation-error-list' to a list with an element for each error message | |
67 | found. See that variable for more info.") | |
55dfd2c4 | 68 | |
aa228418 | 69 | ;;;###autoload |
d3cb357b | 70 | (defvar compilation-buffer-name-function nil |
6c43f2f9 RS |
71 | "Function to compute the name of a compilation buffer. |
72 | The function receives one argument, the name of the major mode of the | |
73 | compilation buffer. It should return a string. | |
74 | nil means compute the name with `(concat \"*\" (downcase major-mode) \"*\")'.") | |
55dfd2c4 | 75 | |
aa228418 | 76 | ;;;###autoload |
d3cb357b | 77 | (defvar compilation-finish-function nil |
aa228418 | 78 | "*Function to call when a compilation process finishes. |
d3cb357b RM |
79 | It is called with two arguments: the compilation buffer, and a string |
80 | describing how the process finished.") | |
55dfd2c4 | 81 | |
d3cb357b | 82 | (defvar compilation-last-buffer nil |
6c43f2f9 RS |
83 | "The most recent compilation buffer. |
84 | A buffer becomes most recent when its compilation is started | |
85 | or when it is used with \\[next-error] or \\[compile-goto-error].") | |
55dfd2c4 | 86 | |
ebff767c RM |
87 | (defvar compilation-in-progress nil |
88 | "List of compilation processes now running.") | |
89 | (or (assq 'compilation-in-progress minor-mode-alist) | |
90 | (setq minor-mode-alist (cons '(compilation-in-progress " Compiling") | |
91 | minor-mode-alist))) | |
92 | ||
d3cb357b RM |
93 | (defvar compilation-parsing-end nil |
94 | "Position of end of buffer when last error messages were parsed.") | |
95 | ||
96 | (defvar compilation-error-message "No more errors" | |
6c43f2f9 RS |
97 | "Message to print when no more matches are found.") |
98 | ||
99 | (defvar compilation-num-errors-found) | |
d3cb357b RM |
100 | |
101 | (defvar compilation-error-regexp-alist | |
102 | '( | |
d86bdede | 103 | ;; NOTE! See also grep-regexp-alist, below. |
7ee790ac | 104 | |
d3cb357b | 105 | ;; 4.3BSD grep, cc, lint pass 1: |
7ee790ac RM |
106 | ;; /usr/src/foo/foo.c(8): warning: w may be used before set |
107 | ;; or GNU utilities: | |
108 | ;; foo.c:8: error message | |
109 | ;; or HP-UX 7.0 fc: | |
110 | ;; foo.f :16 some horrible error message | |
08b1edf4 RM |
111 | ;; or GNU utilities with column (GNAT 1.82): |
112 | ;; foo.adb:2:1: Unit name does not match file name | |
d86bdede | 113 | ;; |
57c8389c JB |
114 | ;; We'll insist that the number be followed by a colon or closing |
115 | ;; paren, because otherwise this matches just about anything | |
116 | ;; containing a number with spaces around it. | |
08b1edf4 RM |
117 | ("\n\ |
118 | \\([^:( \t\n]+\\)[:(][ \t]*\\([0-9]+\\)\\([) \t]\\|\ | |
119 | :\\([^0-9\n]\\|\\([0-9]+:\\)\\)\\)" 1 2 5) | |
69d4d27f RS |
120 | |
121 | ;; Borland C++: | |
122 | ;; Error ping.c 15: Unable to open include file 'sys/types.h' | |
123 | ;; Warning ping.c 68: Call to function 'func' with no prototype | |
124 | ("\n\\(Error\\|Warning\\) \\([^:( \t\n]+\\)\ | |
125 | \\([0-9]+\\)\\([) \t]\\|:[^0-9\n]\\)" 2 3) | |
7ee790ac | 126 | |
d3cb357b | 127 | ;; 4.3BSD lint pass 2 |
7ee790ac | 128 | ;; strcmp: variable # of args. llib-lc(359) :: /usr/src/foo/foo.c(8) |
18710add | 129 | ("[ \t:]\\([^:( \t\n]+\\)[:(](+[ \t]*\\([0-9]+\\))[:) \t]*$" 1 2) |
7ee790ac | 130 | |
d3cb357b | 131 | ;; 4.3BSD lint pass 3 |
7ee790ac | 132 | ;; bloofle defined( /users/wolfgang/foo.c(4) ), but never used |
daa37602 JB |
133 | ;; This used to be |
134 | ;; ("[ \t(]+\\([^:( \t\n]+\\)[:( \t]+\\([0-9]+\\)[:) \t]+" 1 2) | |
135 | ;; which is regexp Impressionism - it matches almost anything! | |
18710add | 136 | ("([ \t]*\\([^:( \t\n]+\\)[:(][ \t]*\\([0-9]+\\))" 1 2) |
7ee790ac | 137 | |
ff735134 | 138 | ;; Ultrix 3.0 f77: |
f89fdaed | 139 | ;; fort: Severe: addstf.f, line 82: Missing operator or delimiter symbol |
984ae4ed RM |
140 | ;; Some SGI cc version: |
141 | ;; cfe: Warning 835: foo.c, line 2: something | |
142 | ("\n\\(cfe\\|fort\\): [^:\n]*: \\([^ \n]*\\), line \\([0-9]+\\):" 2 3) | |
ff735134 RM |
143 | ;; Error on line 3 of t.f: Execution error unclassifiable statement |
144 | ;; Unknown who does this: | |
145 | ;; Line 45 of "foo.c": bloofel undefined | |
5ff3b093 RM |
146 | ;; Absoft FORTRAN 77 Compiler 3.1.3 |
147 | ;; error on line 19 of fplot.f: spelling error? | |
148 | ;; warning on line 17 of fplot.f: data type is undefined for variable d | |
149 | ("\\(\n\\|on \\)[Ll]ine[ \t]+\\([0-9]+\\)[ \t]+\ | |
9481474b | 150 | of[ \t]+\"?\\([^\":\n]+\\)\"?:" 3 2) |
7ee790ac RM |
151 | |
152 | ;; Apollo cc, 4.3BSD fc: | |
153 | ;; "foo.f", line 3: Error: syntax error near end of statement | |
6d68d793 RS |
154 | ;; IBM RS6000: |
155 | ;; "vvouch.c", line 19.5: 1506-046 (S) Syntax error. | |
cacf1905 RM |
156 | ;; Unknown compiler: |
157 | ;; File "foobar.ml", lines 5-8, characters 20-155: blah blah | |
a0c567b5 RM |
158 | ;; Microtec mcc68k: |
159 | ;; "foo.c", line 32 pos 1; (E) syntax error; unexpected symbol: "lossage" | |
37fd2208 RS |
160 | ;; GNAT (as of July 94): |
161 | ;; "foo.adb", line 2(11): warning: file name does not match ... | |
162 | ("\"\\([^,\" \n\t]+\\)\", lines? \\([0-9]+\\)[:., (-]" 1 2) | |
18710add JB |
163 | |
164 | ;; MIPS RISC CC - the one distributed with Ultrix: | |
7ee790ac | 165 | ;; ccom: Error: foo.c, line 2: syntax error |
dfb89664 RS |
166 | ;; DEC AXP OSF/1 cc |
167 | ;; /usr/lib/cmplrs/cc/cfe: Error: foo.c: 1: blah blah | |
168 | ("rror: \\([^,\" \n\t]+\\)[,:] \\(line \\)?\\([0-9]+\\):" 1 3) | |
7ee790ac RM |
169 | |
170 | ;; IBM AIX PS/2 C version 1.1: | |
171 | ;; ****** Error number 140 in line 8 of file errors.c ****** | |
daa37602 | 172 | ("in line \\([0-9]+\\) of file \\([^ \n]+[^. \n]\\)\\.? " 2 1) |
d3cb357b RM |
173 | ;; IBM AIX lint is too painful to do right this way. File name |
174 | ;; prefixes entire sections rather than being on each line. | |
57c8389c | 175 | |
72244bea RM |
176 | ;; Lucid Compiler, lcc 3.x |
177 | ;; E, file.cc(35,52) Illegal operation on pointers | |
c021b7a5 | 178 | ("\n[EW], \\([^(\n]*\\)(\\([0-9]+\\),[ \t]*\\([0-9]+\\)" 1 2 3) |
72244bea | 179 | |
08b1edf4 RM |
180 | ;; GNU messages with program name and optional column number. |
181 | ("\n[^0-9 \n\t:]+:[ \t]*\\([^ \n\t:]+\\):\ | |
182 | \\([0-9]+\\):\\(\\([0-9]+\\)[: \t]\\)?" 1 2 4) | |
4dbf8a2c RM |
183 | |
184 | ;; Cray C compiler error messages | |
19ae9cb0 | 185 | ("\n\\(cc\\| cft\\)-[0-9]+ c\\(c\\|f77\\): ERROR \\([^,\n]+, \\)* File = \\([^,\n]+\\), Line = \\([0-9]+\\)" 4 5) |
4dbf8a2c RM |
186 | |
187 | ;; IBM C/C++ Tools 2.01: | |
188 | ;; foo.c(2:0) : informational EDC0804: Function foo is not referenced. | |
189 | ;; foo.c(3:8) : warning EDC0833: Implicit return statement encountered. | |
190 | ;; foo.c(5:5) : error EDC0350: Syntax error. | |
54de3248 | 191 | ("\n\\([^( \n\t]+\\)(\\([0-9]+\\):\\([0-9]+\\)) : " 1 2 3) |
d3cb357b | 192 | ) |
6c43f2f9 | 193 | "Alist that specifies how to match errors in compiler output. |
20c1daec | 194 | Each elt has the form (REGEXP FILE-IDX LINE-IDX [COLUMN-IDX FILE-FORMAT...]) |
72244bea RM |
195 | If REGEXP matches, the FILE-IDX'th subexpression gives the file name, and |
196 | the LINE-IDX'th subexpression gives the line number. If COLUMN-IDX is | |
20c1daec RM |
197 | given, the COLUMN-IDX'th subexpression gives the column number on that line. |
198 | If any FILE-FORMAT is given, each is a format string to produce a file name to | |
199 | try; %s in the string is replaced by the text matching the FILE-IDX'th | |
200 | subexpression.") | |
55dfd2c4 | 201 | |
90016295 RS |
202 | (defvar compilation-read-command t |
203 | "If not nil, M-x compile reads the compilation command to use. | |
204 | Otherwise, M-x compile just uses the value of `compile-command'.") | |
205 | ||
206 | (defvar compilation-ask-about-save t | |
207 | "If not nil, M-x compile asks which buffers to save before compiling. | |
208 | Otherwise, it saves all modified buffers without asking.") | |
209 | ||
15d1a8da RM |
210 | (defvar grep-regexp-alist |
211 | '(("^\\([^:( \t\n]+\\)[:( \t]+\\([0-9]+\\)[:) \t]" 1 2)) | |
212 | "Regexp used to match grep hits. See `compilation-error-regexp-alist'.") | |
213 | ||
98b63c41 | 214 | (defvar grep-command "grep -n " |
203a5711 | 215 | "Last grep command used in \\[grep]; default for next grep.") |
98b63c41 | 216 | |
7c163413 | 217 | ;;;###autoload |
d3cb357b | 218 | (defvar compilation-search-path '(nil) |
7c163413 | 219 | "*List of directories to search for source files named in error messages. |
d3cb357b RM |
220 | Elements should be directory names, not file names of directories. |
221 | nil as an element means to try the default directory.") | |
55dfd2c4 RS |
222 | |
223 | (defvar compile-command "make -k " | |
224 | "Last shell command used to do a compilation; default for next compilation. | |
225 | ||
226 | Sometimes it is useful for files to supply local values for this variable. | |
227 | You might also use mode hooks to specify it in certain modes, like this: | |
228 | ||
229 | (setq c-mode-hook | |
230 | '(lambda () (or (file-exists-p \"makefile\") (file-exists-p \"Makefile\") | |
231 | (progn (make-local-variable 'compile-command) | |
232 | (setq compile-command | |
233 | (concat \"make -k \" | |
234 | buffer-file-name))))))") | |
235 | ||
6e1dbafa | 236 | (defvar compilation-enter-directory-regexp |
daa37602 | 237 | ": Entering directory `\\(.*\\)'$" |
6c43f2f9 RS |
238 | "Regular expression matching lines that indicate a new current directory. |
239 | This must contain one \\(, \\) pair around the directory name. | |
d3cb357b RM |
240 | |
241 | The default value matches lines printed by the `-w' option of GNU Make.") | |
242 | ||
6e1dbafa | 243 | (defvar compilation-leave-directory-regexp |
daa37602 | 244 | ": Leaving directory `\\(.*\\)'$" |
6c43f2f9 RS |
245 | "Regular expression matching lines that indicate restoring current directory. |
246 | This may contain one \\(, \\) pair around the name of the directory | |
247 | being moved from. If it does not, the last directory entered \(by a | |
248 | line matching `compilation-enter-directory-regexp'\) is assumed. | |
d3cb357b RM |
249 | |
250 | The default value matches lines printed by the `-w' option of GNU Make.") | |
251 | ||
252 | (defvar compilation-directory-stack nil | |
6c43f2f9 RS |
253 | "Stack of previous directories for `compilation-leave-directory-regexp'. |
254 | The head element is the directory the compilation was started in.") | |
d3cb357b | 255 | |
770970cb RS |
256 | ;; History of compile commands. |
257 | (defvar compile-history nil) | |
258 | ;; History of grep commands. | |
259 | (defvar grep-history nil) | |
260 | ||
9af0d309 RS |
261 | (defvar compilation-mode-font-lock-keywords |
262 | '(("^\\([^\n:]*:\\([0-9]+:\\)+\\)\\(.*\\)$" 1 font-lock-function-name-face)) | |
263 | ;;; ("^\\([^\n:]*:\\([0-9]+:\\)+\\)\\(.*\\)$" 0 font-lock-keyword-face keep) | |
264 | "Additional expressions to highlight in Compilation mode.") | |
265 | ||
d3cb357b | 266 | ;;;###autoload |
55dfd2c4 RS |
267 | (defun compile (command) |
268 | "Compile the program including the current buffer. Default: run `make'. | |
269 | Runs COMMAND, a shell command, in a separate process asynchronously | |
270 | with output going to the buffer `*compilation*'. | |
d3cb357b | 271 | |
55dfd2c4 RS |
272 | You can then use the command \\[next-error] to find the next error message |
273 | and move to the source code that caused it. | |
274 | ||
08b1edf4 RM |
275 | Interactively, prompts for the command if `compilation-read-command' is |
276 | non-nil; otherwise uses `compile-command'. With prefix arg, always prompts. | |
277 | ||
55dfd2c4 | 278 | To run more than one compilation at once, start one and rename the |
d3cb357b RM |
279 | \`*compilation*' buffer to some other name with \\[rename-buffer]. |
280 | Then start the next one. | |
281 | ||
282 | The name used for the buffer is actually whatever is returned by | |
283 | the function in `compilation-buffer-name-function', so you can set that | |
284 | to a function that generates a unique name." | |
90016295 | 285 | (interactive |
08b1edf4 | 286 | (if (or compilation-read-command current-prefix-arg) |
90016295 RS |
287 | (list (read-from-minibuffer "Compile command: " |
288 | compile-command nil nil | |
289 | '(compile-history . 1))) | |
290 | (list compile-command))) | |
55dfd2c4 | 291 | (setq compile-command command) |
90016295 | 292 | (save-some-buffers (not compilation-ask-about-save) nil) |
d3cb357b | 293 | (compile-internal compile-command "No more errors")) |
55dfd2c4 | 294 | |
e60476ca RS |
295 | ;;; run compile with the default command line |
296 | (defun recompile () | |
297 | "Re-compile the program including the current buffer." | |
298 | (interactive) | |
299 | (save-some-buffers (not compilation-ask-about-save) nil) | |
300 | (compile-internal compile-command "No more errors")) | |
09843b4a RS |
301 | |
302 | ;; The system null device. (Should reference NULL_DEVICE from C.) | |
303 | (defvar grep-null-device "/dev/null" "The system null device.") | |
304 | ||
d3cb357b | 305 | ;;;###autoload |
55dfd2c4 RS |
306 | (defun grep (command-args) |
307 | "Run grep, with user-specified args, and collect output in a buffer. | |
308 | While grep runs asynchronously, you can use the \\[next-error] command | |
d3cb357b RM |
309 | to find the text that grep hits refer to. |
310 | ||
770970cb RS |
311 | This command uses a special history list for its arguments, so you can |
312 | easily repeat a grep command." | |
55dfd2c4 | 313 | (interactive |
770970cb | 314 | (list (read-from-minibuffer "Run grep (like this): " |
98b63c41 | 315 | grep-command nil nil 'grep-history))) |
09843b4a | 316 | (compile-internal (concat command-args " " grep-null-device) |
15d1a8da RM |
317 | "No more grep hits" "grep" |
318 | ;; Give it a simpler regexp to match. | |
319 | nil grep-regexp-alist)) | |
55dfd2c4 RS |
320 | |
321 | (defun compile-internal (command error-message | |
d3cb357b RM |
322 | &optional name-of-mode parser regexp-alist |
323 | name-function) | |
55dfd2c4 RS |
324 | "Run compilation command COMMAND (low level interface). |
325 | ERROR-MESSAGE is a string to print if the user asks to see another error | |
326 | and there are no more errors. Third argument NAME-OF-MODE is the name | |
d3cb357b RM |
327 | to display as the major mode in the compilation buffer. |
328 | ||
329 | Fourth arg PARSER is the error parser function (nil means the default). Fifth | |
330 | arg REGEXP-ALIST is the error message regexp alist to use (nil means the | |
331 | default). Sixth arg NAME-FUNCTION is a function called to name the buffer (nil | |
332 | means the default). The defaults for these variables are the global values of | |
333 | \`compilation-parse-errors-function', `compilation-error-regexp-alist', and | |
646bd331 RM |
334 | \`compilation-buffer-name-function', respectively. |
335 | ||
336 | Returns the compilation buffer created." | |
d3cb357b | 337 | (let (outbuf) |
55dfd2c4 | 338 | (save-excursion |
d3cb357b RM |
339 | (or name-of-mode |
340 | (setq name-of-mode "Compilation")) | |
341 | (setq outbuf | |
342 | (get-buffer-create | |
343 | (funcall (or name-function compilation-buffer-name-function | |
344 | (function (lambda (mode) | |
345 | (concat "*" (downcase mode) "*")))) | |
346 | name-of-mode))) | |
347 | (set-buffer outbuf) | |
348 | (let ((comp-proc (get-buffer-process (current-buffer)))) | |
349 | (if comp-proc | |
350 | (if (or (not (eq (process-status comp-proc) 'run)) | |
351 | (yes-or-no-p | |
bea1d57a JB |
352 | (format "A %s process is running; kill it? " |
353 | name-of-mode))) | |
d3cb357b RM |
354 | (condition-case () |
355 | (progn | |
356 | (interrupt-process comp-proc) | |
357 | (sit-for 1) | |
358 | (delete-process comp-proc)) | |
359 | (error nil)) | |
360 | (error "Cannot have two processes in `%s' at once" | |
361 | (buffer-name)) | |
362 | ))) | |
363 | ;; In case the compilation buffer is current, make sure we get the global | |
364 | ;; values of compilation-error-regexp-alist, etc. | |
365 | (kill-all-local-variables)) | |
366 | (let ((regexp-alist (or regexp-alist compilation-error-regexp-alist)) | |
367 | (parser (or parser compilation-parse-errors-function)) | |
368 | (thisdir default-directory) | |
369 | outwin) | |
370 | (save-excursion | |
371 | ;; Clear out the compilation buffer and make it writable. | |
372 | ;; Change its default-directory to the directory where the compilation | |
373 | ;; will happen, and insert a `cd' command to indicate this. | |
374 | (set-buffer outbuf) | |
375 | (setq buffer-read-only nil) | |
5d5ab7ac | 376 | (buffer-disable-undo (current-buffer)) |
d3cb357b | 377 | (erase-buffer) |
5d5ab7ac | 378 | (buffer-enable-undo (current-buffer)) |
d3cb357b RM |
379 | (setq default-directory thisdir) |
380 | (insert "cd " thisdir "\n" command "\n") | |
381 | (set-buffer-modified-p nil)) | |
382 | ;; If we're already in the compilation buffer, go to the end | |
383 | ;; of the buffer, so point will track the compilation output. | |
384 | (if (eq outbuf (current-buffer)) | |
385 | (goto-char (point-max))) | |
386 | ;; Pop up the compilation buffer. | |
387 | (setq outwin (display-buffer outbuf)) | |
d4ece679 RS |
388 | (save-excursion |
389 | (set-buffer outbuf) | |
390 | (compilation-mode) | |
a72ba929 | 391 | ;; (setq buffer-read-only t) ;;; Non-ergonomic. |
d4ece679 RS |
392 | (set (make-local-variable 'compilation-parse-errors-function) parser) |
393 | (set (make-local-variable 'compilation-error-message) error-message) | |
394 | (set (make-local-variable 'compilation-error-regexp-alist) regexp-alist) | |
395 | (setq default-directory thisdir | |
396 | compilation-directory-stack (list default-directory)) | |
397 | (set-window-start outwin (point-min)) | |
398 | (setq mode-name name-of-mode) | |
399 | (or (eq outwin (selected-window)) | |
400 | (set-window-point outwin (point-min))) | |
c94b02d6 | 401 | (compilation-set-window-height outwin) |
d4ece679 | 402 | ;; Start the compilation. |
35f7e85b | 403 | (if (fboundp 'start-process) |
2bb240a9 RS |
404 | (let* ((process-environment (cons "EMACS=t" process-environment)) |
405 | (proc (start-process-shell-command (downcase mode-name) | |
406 | outbuf | |
407 | command))) | |
35f7e85b RS |
408 | (set-process-sentinel proc 'compilation-sentinel) |
409 | (set-process-filter proc 'compilation-filter) | |
410 | (set-marker (process-mark proc) (point) outbuf) | |
411 | (setq compilation-in-progress | |
412 | (cons proc compilation-in-progress))) | |
413 | ;; No asynchronous processes available | |
414 | (message (format "Executing `%s'..." command)) | |
4dba7b41 | 415 | (sit-for 0) ;; Force redisplay |
35f7e85b RS |
416 | (let ((status (call-process shell-file-name nil outbuf nil "-c" |
417 | command)))) | |
418 | (message (format "Executing `%s'...done" command))))) | |
d3cb357b RM |
419 | ;; Make it so the next C-x ` will use this buffer. |
420 | (setq compilation-last-buffer outbuf))) | |
55dfd2c4 | 421 | |
c94b02d6 RS |
422 | ;; Set the height of WINDOW according to compilation-window-height. |
423 | (defun compilation-set-window-height (window) | |
424 | (and compilation-window-height | |
425 | (= (window-width window) (frame-width (window-frame window))) | |
426 | ;; If window is alone in its frame, aside from a minibuffer, | |
427 | ;; don't change its height. | |
428 | (not (eq window (frame-root-window (window-frame window)))) | |
8205cbfc RS |
429 | ;; This save-excursion prevents us from changing the current buffer, |
430 | ;; which might not be the same as the selected window's buffer. | |
431 | (save-excursion | |
432 | (let ((w (selected-window))) | |
433 | (unwind-protect | |
434 | (progn | |
435 | (select-window window) | |
436 | (enlarge-window (- compilation-window-height | |
437 | (window-height)))) | |
438 | (select-window w)))))) | |
c94b02d6 | 439 | |
0b18a8f6 | 440 | (defvar compilation-minor-mode-map |
55dfd2c4 | 441 | (let ((map (make-sparse-keymap))) |
f98494a4 | 442 | (define-key map [mouse-2] 'compile-mouse-goto-error) |
55dfd2c4 | 443 | (define-key map "\C-c\C-c" 'compile-goto-error) |
4e7ce12e | 444 | (define-key map "\C-m" 'compile-goto-error) |
d3cb357b | 445 | (define-key map "\C-c\C-k" 'kill-compilation) |
646bd331 RM |
446 | (define-key map "\M-n" 'compilation-next-error) |
447 | (define-key map "\M-p" 'compilation-previous-error) | |
d1ed4475 RM |
448 | (define-key map "\M-{" 'compilation-previous-file) |
449 | (define-key map "\M-}" 'compilation-next-file) | |
55dfd2c4 | 450 | map) |
4f6e4ad6 | 451 | "Keymap for `compilation-minor-mode'.") |
0b18a8f6 RM |
452 | |
453 | (defvar compilation-mode-map | |
454 | (let ((map (cons 'keymap compilation-minor-mode-map))) | |
455 | (define-key map " " 'scroll-up) | |
456 | (define-key map "\^?" 'scroll-down) | |
e60476ca RS |
457 | ;; Set up the menu-bar |
458 | (define-key map [menu-bar compilation-menu] | |
459 | (cons "Compile" (make-sparse-keymap "Compile"))) | |
460 | ||
461 | (define-key map [menu-bar compilation-menu compilation-mode-kill-compilation] | |
0949ba2b | 462 | '("Stop Compilation" . kill-compilation)) |
e60476ca RS |
463 | (define-key map [menu-bar compilation-menu compilation-mode-separator2] |
464 | '("----" . nil)) | |
465 | (define-key map [menu-bar compilation-menu compilation-mode-first-error] | |
0949ba2b | 466 | '("First Error" . first-error)) |
e60476ca | 467 | (define-key map [menu-bar compilation-menu compilation-mode-previous-error] |
0949ba2b | 468 | '("Previous Error" . previous-error)) |
e60476ca | 469 | (define-key map [menu-bar compilation-menu compilation-mode-next-error] |
0949ba2b | 470 | '("Next Error" . next-error)) |
e60476ca RS |
471 | (define-key map [menu-bar compilation-menu compilation-separator2] |
472 | '("----" . nil)) | |
473 | (define-key map [menu-bar compilation-menu compilation-mode-grep] | |
474 | '("Grep" . grep)) | |
475 | (define-key map [menu-bar compilation-menu compilation-mode-recompile] | |
476 | '("Recompile" . recompile)) | |
477 | (define-key map [menu-bar compilation-menu compilation-mode-compile] | |
478 | '("Compile" . compile)) | |
0b18a8f6 RM |
479 | map) |
480 | "Keymap for compilation log buffers. | |
4f6e4ad6 | 481 | `compilation-minor-mode-map' is a cdr of this.") |
55dfd2c4 RS |
482 | |
483 | (defun compilation-mode () | |
484 | "Major mode for compilation log buffers. | |
485 | \\<compilation-mode-map>To visit the source for a line-numbered error, | |
d3cb357b | 486 | move point to the error message line and type \\[compile-goto-error]. |
7c163413 RM |
487 | To kill the compilation, type \\[kill-compilation]. |
488 | ||
489 | Runs `compilation-mode-hook' with `run-hooks' (which see)." | |
55dfd2c4 | 490 | (interactive) |
9af0d309 | 491 | (kill-all-local-variables) |
55dfd2c4 | 492 | (use-local-map compilation-mode-map) |
0b18a8f6 RM |
493 | (setq major-mode 'compilation-mode |
494 | mode-name "Compilation") | |
495 | (compilation-setup) | |
63a2daf6 SM |
496 | (set (make-local-variable 'font-lock-defaults) |
497 | '(compilation-mode-font-lock-keywords t)) | |
0b18a8f6 RM |
498 | (run-hooks 'compilation-mode-hook)) |
499 | ||
500 | ;; Prepare the buffer for the compilation parsing commands to work. | |
501 | (defun compilation-setup () | |
502 | ;; Make the buffer's mode line show process state. | |
ebf0b439 | 503 | (setq mode-line-process '(":%s")) |
d3cb357b RM |
504 | (set (make-local-variable 'compilation-error-list) nil) |
505 | (set (make-local-variable 'compilation-old-error-list) nil) | |
506 | (set (make-local-variable 'compilation-parsing-end) 1) | |
507 | (set (make-local-variable 'compilation-directory-stack) nil) | |
0b18a8f6 RM |
508 | (setq compilation-last-buffer (current-buffer))) |
509 | ||
510 | (defvar compilation-minor-mode nil | |
511 | "Non-nil when in compilation-minor-mode. | |
512 | In this minor mode, all the error-parsing commands of the | |
513 | Compilation major mode are available.") | |
d6bd8dca | 514 | (make-variable-buffer-local 'compilation-minor-mode) |
0b18a8f6 RM |
515 | |
516 | (or (assq 'compilation-minor-mode minor-mode-alist) | |
517 | (setq minor-mode-alist (cons '(compilation-minor-mode " Compilation") | |
518 | minor-mode-alist))) | |
519 | (or (assq 'compilation-minor-mode minor-mode-map-alist) | |
4f6e4ad6 RS |
520 | (setq minor-mode-map-alist (cons (cons 'compilation-minor-mode |
521 | compilation-minor-mode-map) | |
0b18a8f6 RM |
522 | minor-mode-map-alist))) |
523 | ||
d6bd8dca | 524 | ;;;###autoload |
0b18a8f6 RM |
525 | (defun compilation-minor-mode (&optional arg) |
526 | "Toggle compilation minor mode. | |
527 | With arg, turn compilation mode on if and only if arg is positive. | |
528 | See `compilation-mode'." | |
529 | (interactive "P") | |
530 | (if (setq compilation-minor-mode (if (null arg) | |
531 | (null compilation-minor-mode) | |
532 | (> (prefix-numeric-value arg) 0))) | |
533 | (compilation-setup))) | |
55dfd2c4 RS |
534 | |
535 | ;; Called when compilation process changes state. | |
55dfd2c4 | 536 | (defun compilation-sentinel (proc msg) |
d3cb357b RM |
537 | "Sentinel for compilation buffers." |
538 | (let ((buffer (process-buffer proc))) | |
ebff767c RM |
539 | (if (memq (process-status proc) '(signal exit)) |
540 | (progn | |
541 | (if (null (buffer-name buffer)) | |
542 | ;; buffer killed | |
543 | (set-process-buffer proc nil) | |
544 | (let ((obuf (current-buffer)) | |
545 | omax opoint) | |
546 | ;; save-excursion isn't the right thing if | |
547 | ;; process-buffer is current-buffer | |
548 | (unwind-protect | |
549 | (progn | |
550 | ;; Write something in the compilation buffer | |
551 | ;; and hack its mode line. | |
552 | (set-buffer buffer) | |
fdcba502 RS |
553 | (let ((buffer-read-only nil)) |
554 | (setq omax (point-max) | |
555 | opoint (point)) | |
556 | (goto-char omax) | |
557 | ;; Record where we put the message, so we can ignore it | |
558 | ;; later on. | |
559 | (insert ?\n mode-name " " msg) | |
560 | (forward-char -1) | |
561 | (insert " at " (substring (current-time-string) 0 19)) | |
562 | (forward-char 1) | |
563 | (setq mode-line-process | |
12b4943a KH |
564 | (format ":%s [%d]" (process-status proc) |
565 | (process-exit-status proc))) | |
fdcba502 RS |
566 | ;; Since the buffer and mode line will show that the |
567 | ;; process is dead, we can delete it now. Otherwise it | |
568 | ;; will stay around until M-x list-processes. | |
569 | (delete-process proc) | |
570 | ;; Force mode line redisplay soon. | |
5d5ab7ac | 571 | (force-mode-line-update)) |
ebff767c | 572 | (if (and opoint (< opoint omax)) |
6c43f2f9 RS |
573 | (goto-char opoint)) |
574 | (if compilation-finish-function | |
575 | (funcall compilation-finish-function buffer msg))) | |
576 | (set-buffer obuf)))) | |
ebff767c RM |
577 | (setq compilation-in-progress (delq proc compilation-in-progress)) |
578 | )))) | |
55dfd2c4 | 579 | |
ad62b7f1 RM |
580 | (defun compilation-filter (proc string) |
581 | "Process filter for compilation buffers. | |
4f6e4ad6 | 582 | Just inserts the text, but uses `insert-before-markers'." |
991c70f8 | 583 | (if (buffer-name (process-buffer proc)) |
ad62b7f1 | 584 | (save-excursion |
991c70f8 RS |
585 | (set-buffer (process-buffer proc)) |
586 | (let ((buffer-read-only nil)) | |
587 | (save-excursion | |
588 | (goto-char (process-mark proc)) | |
589 | (insert-before-markers string) | |
590 | (set-marker (process-mark proc) (point))))))) | |
ad62b7f1 | 591 | |
b5bb472e RM |
592 | ;; Return the cdr of compilation-old-error-list for the error containing point. |
593 | (defun compile-error-at-point () | |
594 | (compile-reinitialize-errors nil (point)) | |
595 | (let ((errors compilation-old-error-list)) | |
596 | (while (and errors | |
597 | (> (point) (car (car errors)))) | |
598 | (setq errors (cdr errors))) | |
599 | errors)) | |
600 | ||
51ba27e7 | 601 | (defsubst compilation-buffer-p (buffer) |
20c1daec RM |
602 | (save-excursion |
603 | (set-buffer buffer) | |
604 | (or compilation-minor-mode (eq major-mode 'compilation-mode)))) | |
51ba27e7 | 605 | |
646bd331 RM |
606 | (defun compilation-next-error (n) |
607 | "Move point to the next error in the compilation buffer. | |
608 | Does NOT find the source line like \\[next-error]." | |
609 | (interactive "p") | |
610 | (or (compilation-buffer-p (current-buffer)) | |
611 | (error "Not in a compilation buffer.")) | |
612 | (setq compilation-last-buffer (current-buffer)) | |
b5bb472e RM |
613 | |
614 | (let ((errors (compile-error-at-point))) | |
615 | ||
616 | ;; Move to the error after the one containing point. | |
617 | (goto-char (car (if (< n 0) | |
618 | (let ((i 0) | |
619 | (e compilation-old-error-list)) | |
620 | ;; See how many cdrs away ERRORS is from the start. | |
621 | (while (not (eq e errors)) | |
622 | (setq i (1+ i) | |
623 | e (cdr e))) | |
624 | (if (> (- n) i) | |
625 | (error "Moved back past first error") | |
626 | (nth (+ i n) compilation-old-error-list))) | |
627 | (let ((compilation-error-list (cdr errors))) | |
628 | (compile-reinitialize-errors nil nil n) | |
629 | (if compilation-error-list | |
630 | (nth (1- n) compilation-error-list) | |
631 | (error "Moved past last error")))))))) | |
646bd331 RM |
632 | |
633 | (defun compilation-previous-error (n) | |
634 | "Move point to the previous error in the compilation buffer. | |
635 | Does NOT find the source line like \\[next-error]." | |
636 | (interactive "p") | |
637 | (compilation-next-error (- n))) | |
638 | ||
639 | ||
fc0094d7 RM |
640 | ;; Given an elt of `compilation-error-list', return an object representing |
641 | ;; the referenced file which is equal to (but not necessarily eq to) what | |
642 | ;; this function would return for another error in the same file. | |
643 | (defsubst compilation-error-filedata (data) | |
b5bb472e RM |
644 | (setq data (cdr data)) |
645 | (if (markerp data) | |
fc0094d7 | 646 | (marker-buffer data) |
aead2f9f | 647 | (car data))) |
b5bb472e | 648 | |
fc0094d7 RM |
649 | ;; Return a string describing a value from compilation-error-filedata. |
650 | ;; This value is not necessarily useful as a file name, but should be | |
651 | ;; indicative to the user of what file's errors are being referred to. | |
652 | (defsubst compilation-error-filedata-file-name (filedata) | |
653 | (if (bufferp filedata) | |
654 | (buffer-file-name filedata) | |
655 | (car filedata))) | |
656 | ||
b5bb472e RM |
657 | (defun compilation-next-file (n) |
658 | "Move point to the next error for a different file than the current one." | |
659 | (interactive "p") | |
660 | (or (compilation-buffer-p (current-buffer)) | |
661 | (error "Not in a compilation buffer.")) | |
662 | (setq compilation-last-buffer (current-buffer)) | |
663 | ||
664 | (let ((reversed (< n 0)) | |
fc0094d7 | 665 | errors filedata) |
b5bb472e RM |
666 | |
667 | (if (not reversed) | |
668 | (setq errors (or (compile-error-at-point) | |
669 | (error "Moved past last error"))) | |
670 | ||
671 | ;; Get a reversed list of the errors up through the one containing point. | |
672 | (compile-reinitialize-errors nil (point)) | |
673 | (setq errors (reverse compilation-old-error-list) | |
674 | n (- n)) | |
675 | ||
676 | ;; Ignore errors after point. (car ERRORS) will be the error | |
677 | ;; containing point, (cadr ERRORS) the one before it. | |
678 | (while (and errors | |
679 | (< (point) (car (car errors)))) | |
680 | (setq errors (cdr errors)))) | |
681 | ||
682 | (while (> n 0) | |
fc0094d7 RM |
683 | (setq filedata (compilation-error-filedata (car errors))) |
684 | ||
685 | ;; Skip past the following errors for this file. | |
686 | (while (equal filedata | |
687 | (compilation-error-filedata | |
688 | (car (or errors | |
689 | (if reversed | |
690 | (error "%s the first erring file" | |
691 | (compilation-error-filedata-file-name | |
692 | filedata)) | |
693 | (let ((compilation-error-list nil)) | |
694 | ;; Parse some more. | |
695 | (compile-reinitialize-errors nil nil 2) | |
696 | (setq errors compilation-error-list))) | |
697 | (error "%s is the last erring file" | |
698 | (compilation-error-filedata-file-name | |
699 | filedata)))))) | |
b5bb472e RM |
700 | (setq errors (cdr errors))) |
701 | ||
702 | (setq n (1- n))) | |
703 | ||
704 | ;; Move to the following error. | |
705 | (goto-char (car (car (or errors | |
706 | (if reversed | |
707 | (error "This is the first erring file") | |
708 | (let ((compilation-error-list nil)) | |
709 | ;; Parse the last one. | |
710 | (compile-reinitialize-errors nil nil 1) | |
711 | compilation-error-list)))))))) | |
712 | ||
713 | (defun compilation-previous-file (n) | |
714 | "Move point to the previous error for a different file than the current one." | |
715 | (interactive "p") | |
716 | (compilation-next-file (- n))) | |
717 | ||
718 | ||
55dfd2c4 RS |
719 | (defun kill-compilation () |
720 | "Kill the process made by the \\[compile] command." | |
721 | (interactive) | |
d3cb357b | 722 | (let ((buffer (compilation-find-buffer))) |
55dfd2c4 | 723 | (if (get-buffer-process buffer) |
d3cb357b RM |
724 | (interrupt-process (get-buffer-process buffer)) |
725 | (error "The compilation process is not running.")))) | |
726 | ||
55dfd2c4 | 727 | |
d3cb357b RM |
728 | ;; Parse any new errors in the compilation buffer, |
729 | ;; or reparse from the beginning if the user has asked for that. | |
eaa3cac5 RM |
730 | (defun compile-reinitialize-errors (reparse |
731 | &optional limit-search find-at-least) | |
d3cb357b RM |
732 | (save-excursion |
733 | (set-buffer compilation-last-buffer) | |
734 | ;; If we are out of errors, or if user says "reparse", | |
735 | ;; discard the info we have, to force reparsing. | |
736 | (if (or (eq compilation-error-list t) | |
eaa3cac5 | 737 | reparse) |
51ba27e7 | 738 | (compilation-forget-errors)) |
c540863c | 739 | (if (and compilation-error-list |
b5bb472e RM |
740 | (or (not limit-search) |
741 | (> compilation-parsing-end limit-search)) | |
c540863c | 742 | (or (not find-at-least) |
a72ba929 | 743 | (>= (length compilation-error-list) find-at-least))) |
d3cb357b RM |
744 | ;; Since compilation-error-list is non-nil, it points to a specific |
745 | ;; error the user wanted. So don't move it around. | |
746 | nil | |
51ba27e7 RM |
747 | ;; This was here for a long time (before my rewrite); why? --roland |
748 | ;;(switch-to-buffer compilation-last-buffer) | |
55dfd2c4 | 749 | (set-buffer-modified-p nil) |
b5bb472e | 750 | (if (< compilation-parsing-end (point-max)) |
51ba27e7 | 751 | ;; compilation-error-list might be non-nil if we have a non-nil |
676a14e1 | 752 | ;; LIMIT-SEARCH or FIND-AT-LEAST arg. In that case its value |
51ba27e7 RM |
753 | ;; records the current position in the error list, and we must |
754 | ;; preserve that after reparsing. | |
755 | (let ((error-list-pos compilation-error-list)) | |
b5bb472e | 756 | (funcall compilation-parse-errors-function |
51ba27e7 RM |
757 | limit-search |
758 | (and find-at-least | |
759 | ;; We only need enough new parsed errors to reach | |
760 | ;; FIND-AT-LEAST errors past the current | |
761 | ;; position. | |
762 | (- find-at-least (length compilation-error-list)))) | |
763 | ;; Remember the entire list for compilation-forget-errors. If | |
764 | ;; this is an incremental parse, append to previous list. If | |
765 | ;; we are parsing anew, compilation-forget-errors cleared | |
766 | ;; compilation-old-error-list above. | |
767 | (setq compilation-old-error-list | |
768 | (nconc compilation-old-error-list compilation-error-list)) | |
769 | (if error-list-pos | |
770 | ;; We started in the middle of an existing list of parsed | |
771 | ;; errors before parsing more; restore that position. | |
772 | (setq compilation-error-list error-list-pos)) | |
b5bb472e | 773 | ))))) |
55dfd2c4 | 774 | |
f98494a4 RS |
775 | (defun compile-mouse-goto-error (event) |
776 | (interactive "e") | |
e78e10ca KH |
777 | (save-excursion |
778 | (set-buffer (window-buffer (posn-window (event-end event)))) | |
779 | (goto-char (posn-point (event-end event))) | |
780 | ||
781 | (or (compilation-buffer-p (current-buffer)) | |
782 | (error "Not in a compilation buffer.")) | |
783 | (setq compilation-last-buffer (current-buffer)) | |
784 | (compile-reinitialize-errors nil (point)) | |
785 | ||
786 | ;; Move to bol; the marker for the error on this line will point there. | |
787 | (beginning-of-line) | |
788 | ||
789 | ;; Move compilation-error-list to the elt of compilation-old-error-list | |
790 | ;; we want. | |
791 | (setq compilation-error-list compilation-old-error-list) | |
792 | (while (and compilation-error-list | |
793 | (> (point) (car (car compilation-error-list)))) | |
794 | (setq compilation-error-list (cdr compilation-error-list))) | |
795 | (or compilation-error-list | |
796 | (error "No error to go to"))) | |
797 | (select-window (posn-window (event-end event))) | |
798 | ;; Move to another window, so that next-error's window changes | |
799 | ;; result in the desired setup. | |
800 | (or (one-window-p) | |
801 | (progn | |
802 | (other-window -1) | |
803 | ;; other-window changed the selected buffer, | |
804 | ;; but we didn't want to do that. | |
805 | (set-buffer compilation-last-buffer))) | |
806 | ||
807 | (push-mark) | |
808 | (next-error 1)) | |
f98494a4 | 809 | |
55dfd2c4 RS |
810 | (defun compile-goto-error (&optional argp) |
811 | "Visit the source for the error message point is on. | |
31efa7c9 | 812 | Use this command in a compilation log buffer. Sets the mark at point there. |
b2bb6ec8 | 813 | \\[universal-argument] as a prefix arg means to reparse the buffer's error messages first; |
55dfd2c4 RS |
814 | other kinds of prefix arguments are ignored." |
815 | (interactive "P") | |
d3cb357b RM |
816 | (or (compilation-buffer-p (current-buffer)) |
817 | (error "Not in a compilation buffer.")) | |
818 | (setq compilation-last-buffer (current-buffer)) | |
eaa3cac5 | 819 | (compile-reinitialize-errors (consp argp) (point)) |
646bd331 | 820 | |
15d1a8da RM |
821 | ;; Move to bol; the marker for the error on this line will point there. |
822 | (beginning-of-line) | |
823 | ||
646bd331 | 824 | ;; Move compilation-error-list to the elt of compilation-old-error-list |
643f763f | 825 | ;; we want. |
646bd331 | 826 | (setq compilation-error-list compilation-old-error-list) |
643f763f RM |
827 | (while (and compilation-error-list |
828 | (> (point) (car (car compilation-error-list)))) | |
646bd331 RM |
829 | (setq compilation-error-list (cdr compilation-error-list))) |
830 | ||
55dfd2c4 RS |
831 | ;; Move to another window, so that next-error's window changes |
832 | ;; result in the desired setup. | |
833 | (or (one-window-p) | |
646bd331 RM |
834 | (progn |
835 | (other-window -1) | |
836 | ;; other-window changed the selected buffer, | |
837 | ;; but we didn't want to do that. | |
838 | (set-buffer compilation-last-buffer))) | |
839 | ||
31efa7c9 | 840 | (push-mark) |
643f763f | 841 | (next-error 1)) |
55dfd2c4 | 842 | |
d3cb357b RM |
843 | ;; Return a compilation buffer. |
844 | ;; If the current buffer is a compilation buffer, return it. | |
845 | ;; If compilation-last-buffer is set to a live buffer, use that. | |
846 | ;; Otherwise, look for a compilation buffer and signal an error | |
847 | ;; if there are none. | |
4746118a JB |
848 | (defun compilation-find-buffer (&optional other-buffer) |
849 | (if (and (not other-buffer) | |
850 | (compilation-buffer-p (current-buffer))) | |
d3cb357b RM |
851 | ;; The current buffer is a compilation buffer. |
852 | (current-buffer) | |
4746118a JB |
853 | (if (and compilation-last-buffer (buffer-name compilation-last-buffer) |
854 | (or (not other-buffer) (not (eq compilation-last-buffer | |
855 | (current-buffer))))) | |
d3cb357b RM |
856 | compilation-last-buffer |
857 | (let ((buffers (buffer-list))) | |
4746118a JB |
858 | (while (and buffers (or (not (compilation-buffer-p (car buffers))) |
859 | (and other-buffer | |
860 | (eq (car buffers) (current-buffer))))) | |
d3cb357b RM |
861 | (setq buffers (cdr buffers))) |
862 | (if buffers | |
863 | (car buffers) | |
4746118a JB |
864 | (or (and other-buffer |
865 | (compilation-buffer-p (current-buffer)) | |
866 | ;; The current buffer is a compilation buffer. | |
867 | (progn | |
868 | (if other-buffer | |
869 | (message "This is the only compilation buffer.")) | |
870 | (current-buffer))) | |
871 | (error "No compilation started!"))))))) | |
d3cb357b RM |
872 | |
873 | ;;;###autoload | |
55dfd2c4 RS |
874 | (defun next-error (&optional argp) |
875 | "Visit next compilation error message and corresponding source code. | |
876 | This operates on the output from the \\[compile] command. | |
877 | If all preparsed error messages have been processed, | |
878 | the error message buffer is checked for new ones. | |
879 | ||
880 | A prefix arg specifies how many error messages to move; | |
881 | negative means move back to previous error messages. | |
882 | Just C-u as a prefix means reparse the error message buffer | |
883 | and start at the first error. | |
884 | ||
885 | \\[next-error] normally applies to the most recent compilation started, | |
886 | but as long as you are in the middle of parsing errors from one compilation | |
887 | output buffer, you stay with that compilation output buffer. | |
888 | ||
889 | Use \\[next-error] in a compilation output buffer to switch to | |
890 | processing errors from that compilation. | |
891 | ||
d3cb357b RM |
892 | See variables `compilation-parse-errors-function' and |
893 | \`compilation-error-regexp-alist' for customization ideas." | |
55dfd2c4 | 894 | (interactive "P") |
d3cb357b | 895 | (setq compilation-last-buffer (compilation-find-buffer)) |
eaa3cac5 RM |
896 | (compilation-goto-locus (compilation-next-error-locus |
897 | ;; We want to pass a number here only if | |
898 | ;; we got a numeric prefix arg, not just C-u. | |
899 | (and (not (consp argp)) | |
900 | (prefix-numeric-value argp)) | |
901 | (consp argp)))) | |
902 | ;;;###autoload (define-key ctl-x-map "`" 'next-error) | |
903 | ||
e60476ca RS |
904 | (defun previous-error () |
905 | "Visit previous compilation error message and corresponding source code. | |
906 | This operates on the output from the \\[compile] command." | |
907 | (interactive) | |
eae2c972 | 908 | (next-error -1)) |
e60476ca RS |
909 | |
910 | (defun first-error () | |
911 | "Reparse the error message buffer and start at the first error | |
912 | Visit corresponding source code. | |
913 | This operates on the output from the \\[compile] command." | |
914 | (interactive) | |
eae2c972 | 915 | (next-error '(4))) |
e60476ca | 916 | |
b4300a1a | 917 | (defun compilation-next-error-locus (&optional move reparse silent) |
eaa3cac5 RM |
918 | "Visit next compilation error and return locus in corresponding source code. |
919 | This operates on the output from the \\[compile] command. | |
920 | If all preparsed error messages have been processed, | |
921 | the error message buffer is checked for new ones. | |
922 | ||
923 | Returns a cons (ERROR . SOURCE) of two markers: ERROR is a marker at the | |
924 | location of the error message in the compilation buffer, and SOURCE is a | |
925 | marker at the location in the source code indicated by the error message. | |
926 | ||
927 | Optional first arg MOVE says how many error messages to move forwards (or | |
928 | backwards, if negative); default is 1. Optional second arg REPARSE, if | |
929 | non-nil, says to reparse the error message buffer and reset to the first | |
b4300a1a RS |
930 | error (plus MOVE - 1). If optional third argument SILENT is non-nil, return |
931 | nil instead of raising an error if there are no more errors. | |
eaa3cac5 RM |
932 | |
933 | The current buffer should be the desired compilation output buffer." | |
934 | (or move (setq move 1)) | |
935 | (compile-reinitialize-errors reparse nil (and (not reparse) | |
936 | (if (< move 1) 0 (1- move)))) | |
d3cb357b | 937 | (let (next-errors next-error) |
7fb63acd RS |
938 | (catch 'no-next-error |
939 | (save-excursion | |
940 | (set-buffer compilation-last-buffer) | |
941 | ;; compilation-error-list points to the "current" error. | |
942 | (setq next-errors | |
943 | (if (> move 0) | |
944 | (nthcdr (1- move) | |
945 | compilation-error-list) | |
946 | ;; Zero or negative arg; we need to move back in the list. | |
947 | (let ((n (1- move)) | |
948 | (i 0) | |
949 | (e compilation-old-error-list)) | |
950 | ;; See how many cdrs away the current error is from the start. | |
951 | (while (not (eq e compilation-error-list)) | |
952 | (setq i (1+ i) | |
953 | e (cdr e))) | |
954 | (if (> (- n) i) | |
955 | (error "Moved back past first error") | |
956 | (nthcdr (+ i n) compilation-old-error-list)))) | |
957 | next-error (car next-errors)) | |
958 | (while | |
959 | (if (null next-error) | |
960 | (progn | |
961 | (and move (/= move 1) | |
962 | (error (if (> move 0) | |
963 | "Moved past last error") | |
964 | "Moved back past first error")) | |
965 | ;; Forget existing error messages if compilation has finished. | |
966 | (if (not (and (get-buffer-process (current-buffer)) | |
967 | (eq (process-status | |
968 | (get-buffer-process | |
969 | (current-buffer))) | |
970 | 'run))) | |
971 | (compilation-forget-errors)) | |
972 | (if silent | |
973 | (throw 'no-next-error nil) | |
974 | (error (concat compilation-error-message | |
975 | (and (get-buffer-process (current-buffer)) | |
976 | (eq (process-status | |
977 | (get-buffer-process | |
978 | (current-buffer))) | |
979 | 'run) | |
b4300a1a | 980 | " yet"))))) |
7fb63acd RS |
981 | (setq compilation-error-list (cdr next-errors)) |
982 | (if (null (cdr next-error)) | |
983 | ;; This error is boring. Go to the next. | |
984 | t | |
985 | (or (markerp (cdr next-error)) | |
986 | ;; This error has a filename/lineno pair. | |
987 | ;; Find the file and turn it into a marker. | |
988 | (let* ((fileinfo (car (cdr next-error))) | |
20c1daec RM |
989 | (buffer (apply 'compilation-find-file |
990 | (car next-error) fileinfo))) | |
7fb63acd RS |
991 | (if (null buffer) |
992 | ;; We can't find this error's file. | |
993 | ;; Remove all errors in the same file. | |
994 | (progn | |
995 | (setq next-errors compilation-old-error-list) | |
996 | (while next-errors | |
997 | (and (consp (cdr (car next-errors))) | |
998 | (equal (car (cdr (car next-errors))) | |
999 | fileinfo) | |
1000 | (progn | |
1001 | (set-marker (car (car next-errors)) nil) | |
1002 | (setcdr (car next-errors) nil))) | |
1003 | (setq next-errors (cdr next-errors))) | |
1004 | ;; Look for the next error. | |
1005 | t) | |
1006 | ;; We found the file. Get a marker for this error. | |
1007 | ;; compilation-old-error-list is a buffer-local | |
1008 | ;; variable, so we must be careful to extract its value | |
1009 | ;; before switching to the source file buffer. | |
1010 | (let ((errors compilation-old-error-list) | |
1011 | (last-line (nth 1 (cdr next-error))) | |
1012 | (column (nth 2 (cdr next-error)))) | |
1013 | (set-buffer buffer) | |
1014 | (save-excursion | |
1015 | (save-restriction | |
1016 | (widen) | |
1017 | (goto-line last-line) | |
4dbf8a2c | 1018 | (if (and column (> column 0)) |
4ad26d84 RM |
1019 | ;; Columns in error msgs are 1-origin. |
1020 | (move-to-column (1- column)) | |
7fb63acd RS |
1021 | (beginning-of-line)) |
1022 | (setcdr next-error (point-marker)) | |
1023 | ;; Make all the other error messages referring | |
1024 | ;; to the same file have markers into the buffer. | |
1025 | (while errors | |
1026 | (and (consp (cdr (car errors))) | |
1027 | (equal (car (cdr (car errors))) fileinfo) | |
1028 | (let* ((this (nth 1 (cdr (car errors)))) | |
1029 | (column (nth 2 (cdr (car errors)))) | |
1030 | (lines (- this last-line))) | |
1031 | (if (eq selective-display t) | |
1032 | ;; When selective-display is t, | |
1033 | ;; each C-m is a line boundary, | |
1034 | ;; as well as each newline. | |
1035 | (if (< lines 0) | |
1036 | (re-search-backward "[\n\C-m]" | |
1037 | nil 'end | |
1038 | (- lines)) | |
1039 | (re-search-forward "[\n\C-m]" | |
1040 | nil 'end | |
1041 | lines)) | |
1042 | (forward-line lines)) | |
eae2c972 RM |
1043 | (if (and column (> column 1)) |
1044 | (move-to-column (1- column)) | |
1045 | (beginning-of-line)) | |
7fb63acd RS |
1046 | (setq last-line this) |
1047 | (setcdr (car errors) (point-marker)))) | |
1048 | (setq errors (cdr errors))))))))) | |
1049 | ;; If we didn't get a marker for this error, or this | |
1050 | ;; marker's buffer was killed, go on to the next one. | |
1051 | (or (not (markerp (cdr next-error))) | |
1052 | (not (marker-buffer (cdr next-error)))))) | |
1053 | (setq next-errors compilation-error-list | |
b4300a1a | 1054 | next-error (car next-errors))))) |
d3cb357b RM |
1055 | |
1056 | ;; Skip over multiple error messages for the same source location, | |
1057 | ;; so the next C-x ` won't go to an error in the same place. | |
1058 | (while (and compilation-error-list | |
1059 | (equal (cdr (car compilation-error-list)) (cdr next-error))) | |
1060 | (setq compilation-error-list (cdr compilation-error-list))) | |
1061 | ||
eaa3cac5 RM |
1062 | ;; We now have a marker for the position of the error source code. |
1063 | ;; NEXT-ERROR is a cons (ERROR . SOURCE) of two markers. | |
1064 | next-error)) | |
1065 | ||
1066 | (defun compilation-goto-locus (next-error) | |
1067 | "Jump to an error locus returned by `compilation-next-error-locus'. | |
1068 | Takes one argument, a cons (ERROR . SOURCE) of two markers. | |
1069 | Selects a window with point at SOURCE, with another window displaying ERROR." | |
e89a7d77 RS |
1070 | (if (and (window-dedicated-p (selected-window)) |
1071 | (eq (selected-window) (frame-root-window))) | |
1072 | (switch-to-buffer-other-frame (marker-buffer (cdr next-error))) | |
1073 | (switch-to-buffer (marker-buffer (cdr next-error)))) | |
eaa3cac5 RM |
1074 | (goto-char (cdr next-error)) |
1075 | ;; If narrowing got in the way of | |
1076 | ;; going to the right place, widen. | |
1077 | (or (= (point) (marker-position (cdr next-error))) | |
1078 | (progn | |
1079 | (widen) | |
1080 | (goto-char (cdr next-error)))) | |
1081 | ||
1082 | ;; Show compilation buffer in other window, scrolled to this error. | |
1083 | (let* ((pop-up-windows t) | |
eae2c972 | 1084 | ;; Use an existing window if it is in a visible frame. |
c94b02d6 | 1085 | (w (or (get-buffer-window (marker-buffer (car next-error)) 'visible) |
eae2c972 | 1086 | ;; Pop up a window. |
c94b02d6 | 1087 | (display-buffer (marker-buffer (car next-error)))))) |
eaa3cac5 | 1088 | (set-window-point w (car next-error)) |
c94b02d6 RS |
1089 | (set-window-start w (car next-error)) |
1090 | (compilation-set-window-height w))) | |
eaa3cac5 | 1091 | \f |
d3cb357b RM |
1092 | ;; Find a buffer for file FILENAME. |
1093 | ;; Search the directories in compilation-search-path. | |
1094 | ;; A nil in compilation-search-path means to try the | |
1095 | ;; current directory, which is passed in DIR. | |
1096 | ;; If FILENAME is not found at all, ask the user where to find it. | |
1097 | ;; Pop up the buffer containing MARKER and scroll to MARKER if we ask the user. | |
20c1daec RM |
1098 | (defun compilation-find-file (marker filename dir &rest formats) |
1099 | (or formats (setq formats '("%s"))) | |
d3cb357b | 1100 | (let ((dirs compilation-search-path) |
cd494de4 RM |
1101 | buffer thisdir fmts name) |
1102 | (if (file-name-absolute-p filename) | |
1103 | ;; The file name is absolute. Use its explicit directory as | |
1104 | ;; the first in the search path, and strip it from FILENAME. | |
1105 | (setq filename (abbreviate-file-name (expand-file-name filename)) | |
1106 | dirs (cons (file-name-directory filename) dirs) | |
1107 | filename (file-name-nondirectory filename))) | |
1108 | ;; Now search the path. | |
1109 | (while (and dirs (null buffer)) | |
20c1daec RM |
1110 | (setq thisdir (or (car dirs) dir) |
1111 | fmts formats) | |
cd494de4 RM |
1112 | ;; For each directory, try each format string. |
1113 | (while (and fmts (null buffer)) | |
20c1daec | 1114 | (setq name (expand-file-name (format (car fmts) filename) thisdir) |
cd494de4 | 1115 | buffer (and (file-exists-p name) |
20c1daec RM |
1116 | (find-file-noselect name)) |
1117 | fmts (cdr fmts))) | |
1118 | (setq dirs (cdr dirs))) | |
cd494de4 | 1119 | (or buffer |
d3cb357b RM |
1120 | ;; The file doesn't exist. |
1121 | ;; Ask the user where to find it. | |
1122 | ;; If he hits C-g, then the next time he does | |
1123 | ;; next-error, he'll skip past it. | |
cd494de4 RM |
1124 | (let* ((pop-up-windows t) |
1125 | (w (display-buffer (marker-buffer marker)))) | |
1126 | (set-window-point w marker) | |
1127 | (set-window-start w marker) | |
1128 | (let ((name (expand-file-name | |
1129 | (read-file-name | |
1130 | (format "Find this error in: (default %s) " | |
1131 | filename) | |
1132 | dir filename t)))) | |
1133 | (if (file-directory-p name) | |
1134 | (setq name (expand-file-name filename name))) | |
1135 | (and (file-exists-p name) | |
1136 | (find-file-noselect name))))))) | |
d3cb357b RM |
1137 | |
1138 | ;; Set compilation-error-list to nil, and unchain the markers that point to the | |
1139 | ;; error messages and their text, so that they no longer slow down gap motion. | |
1140 | ;; This would happen anyway at the next garbage collection, but it is better to | |
646bd331 | 1141 | ;; do it right away. |
55dfd2c4 RS |
1142 | (defun compilation-forget-errors () |
1143 | (while compilation-old-error-list | |
1144 | (let ((next-error (car compilation-old-error-list))) | |
1145 | (set-marker (car next-error) nil) | |
d3cb357b RM |
1146 | (if (markerp (cdr next-error)) |
1147 | (set-marker (cdr next-error) nil))) | |
55dfd2c4 | 1148 | (setq compilation-old-error-list (cdr compilation-old-error-list))) |
bd3910fe | 1149 | (setq compilation-error-list nil |
51ba27e7 RM |
1150 | compilation-directory-stack nil |
1151 | compilation-parsing-end 1)) | |
d3cb357b RM |
1152 | |
1153 | ||
1154 | (defun count-regexp-groupings (regexp) | |
1155 | "Return the number of \\( ... \\) groupings in REGEXP (a string)." | |
1156 | (let ((groupings 0) | |
1157 | (len (length regexp)) | |
1158 | (i 0) | |
1159 | c) | |
1160 | (while (< i len) | |
1161 | (setq c (aref regexp i) | |
1162 | i (1+ i)) | |
1163 | (cond ((= c ?\[) | |
1164 | ;; Find the end of this [...]. | |
1165 | (while (and (< i len) | |
1166 | (not (= (aref regexp i) ?\]))) | |
1167 | (setq i (1+ i)))) | |
1168 | ((= c ?\\) | |
1169 | (if (< i len) | |
1170 | (progn | |
1171 | (setq c (aref regexp i) | |
1172 | i (1+ i)) | |
1173 | (if (= c ?\)) | |
1174 | ;; We found the end of a grouping, | |
1175 | ;; so bump our counter. | |
1176 | (setq groupings (1+ groupings)))))))) | |
1177 | groupings)) | |
55dfd2c4 | 1178 | |
c540863c | 1179 | (defun compilation-parse-errors (limit-search find-at-least) |
55dfd2c4 | 1180 | "Parse the current buffer as grep, cc or lint error messages. |
d3cb357b | 1181 | See variable `compilation-parse-errors-function' for the interface it uses." |
55dfd2c4 RS |
1182 | (setq compilation-error-list nil) |
1183 | (message "Parsing error messages...") | |
51501e54 | 1184 | (let (text-buffer orig orig-expanded parent-expanded |
d3cb357b | 1185 | regexp enter-group leave-group error-group |
b2bb6ec8 | 1186 | alist subexpr error-regexp-groups |
c540863c | 1187 | (found-desired nil) |
6c43f2f9 | 1188 | (compilation-num-errors-found 0)) |
d3cb357b | 1189 | |
55dfd2c4 RS |
1190 | ;; Don't reparse messages already seen at last parse. |
1191 | (goto-char compilation-parsing-end) | |
1192 | ;; Don't parse the first two lines as error messages. | |
1193 | ;; This matters for grep. | |
1194 | (if (bobp) | |
2e4301ef RM |
1195 | (progn |
1196 | (forward-line 2) | |
1197 | ;; Move back so point is before the newline. | |
1198 | ;; This matters because some error regexps use \n instead of ^ | |
1199 | ;; to be faster. | |
1200 | (forward-char -1))) | |
d3cb357b RM |
1201 | |
1202 | ;; Compile all the regexps we want to search for into one. | |
1203 | (setq regexp (concat "\\(" compilation-enter-directory-regexp "\\)\\|" | |
1204 | "\\(" compilation-leave-directory-regexp "\\)\\|" | |
1205 | "\\(" (mapconcat (function | |
1206 | (lambda (elt) | |
1207 | (concat "\\(" (car elt) "\\)"))) | |
1208 | compilation-error-regexp-alist | |
1209 | "\\|") "\\)")) | |
1210 | ||
1211 | ;; Find out how many \(...\) groupings are in each of the regexps, and set | |
1212 | ;; *-GROUP to the grouping containing each constituent regexp (whose | |
1213 | ;; subgroups will come immediately thereafter) of the big regexp we have | |
1214 | ;; just constructed. | |
1215 | (setq enter-group 1 | |
1216 | leave-group (+ enter-group | |
1217 | (count-regexp-groupings | |
1218 | compilation-enter-directory-regexp) | |
1219 | 1) | |
1220 | error-group (+ leave-group | |
1221 | (count-regexp-groupings | |
1222 | compilation-leave-directory-regexp) | |
1223 | 1)) | |
1224 | ||
72244bea RM |
1225 | ;; Compile an alist (IDX FILE LINE [COL]), where IDX is the number of |
1226 | ;; the subexpression for an entire error-regexp, and FILE and LINE (and | |
1227 | ;; possibly COL) are the numbers for the subexpressions giving the file | |
1228 | ;; name and line number (and possibly column number). | |
d4035a26 RM |
1229 | (setq alist (or compilation-error-regexp-alist |
1230 | (error "compilation-error-regexp-alist is empty!")) | |
d3cb357b RM |
1231 | subexpr (1+ error-group)) |
1232 | (while alist | |
72244bea RM |
1233 | (setq error-regexp-groups |
1234 | (cons (list subexpr | |
1235 | (+ subexpr (nth 1 (car alist))) | |
1236 | (+ subexpr (nth 2 (car alist))) | |
8425a49a RM |
1237 | (and (nth 3 (car alist)) |
1238 | (+ subexpr (nth 3 (car alist))))) | |
72244bea | 1239 | error-regexp-groups)) |
d3cb357b RM |
1240 | (setq subexpr (+ subexpr 1 (count-regexp-groupings (car (car alist))))) |
1241 | (setq alist (cdr alist))) | |
1242 | ||
cd494de4 RM |
1243 | ;; Set up now the expanded, abbreviated directory variables |
1244 | ;; that compile-abbreviate-directory will need, so we can | |
1245 | ;; compute them just once here. | |
1246 | (setq orig (abbreviate-file-name default-directory) | |
1247 | orig-expanded (abbreviate-file-name | |
1248 | (file-truename default-directory)) | |
1249 | parent-expanded (abbreviate-file-name | |
1250 | (expand-file-name "../" orig-expanded))) | |
51501e54 | 1251 | |
646bd331 | 1252 | (while (and (not found-desired) |
b2bb6ec8 RM |
1253 | ;; We don't just pass LIMIT-SEARCH to re-search-forward |
1254 | ;; because we want to find matches containing LIMIT-SEARCH | |
1255 | ;; but which extend past it. | |
646bd331 | 1256 | (re-search-forward regexp nil t)) |
dadb11fb | 1257 | |
d3cb357b RM |
1258 | ;; Figure out which constituent regexp matched. |
1259 | (cond ((match-beginning enter-group) | |
1260 | ;; The match was the enter-directory regexp. | |
1261 | (let ((dir | |
1262 | (file-name-as-directory | |
1263 | (expand-file-name | |
1264 | (buffer-substring (match-beginning (+ enter-group 1)) | |
1265 | (match-end (+ enter-group 1))))))) | |
51501e54 RS |
1266 | ;; The directory name in the "entering" message |
1267 | ;; is a truename. Try to convert it to a form | |
1268 | ;; like what the user typed in. | |
1269 | (setq dir | |
1270 | (compile-abbreviate-directory dir orig orig-expanded | |
1271 | parent-expanded)) | |
d3cb357b RM |
1272 | (setq compilation-directory-stack |
1273 | (cons dir compilation-directory-stack)) | |
1274 | (and (file-directory-p dir) | |
51ba27e7 RM |
1275 | (setq default-directory dir))) |
1276 | ||
1277 | (and limit-search (>= (point) limit-search) | |
1278 | ;; The user wanted a specific error, and we're past it. | |
1279 | ;; We do this check here (and in the leave-group case) | |
1280 | ;; rather than at the end of the loop because if the last | |
1281 | ;; thing seen is an error message, we must carefully | |
1282 | ;; discard the last error when it is the first in a new | |
1283 | ;; file (see below in the error-group case). | |
1284 | (setq found-desired t))) | |
1285 | ||
d3cb357b RM |
1286 | ((match-beginning leave-group) |
1287 | ;; The match was the leave-directory regexp. | |
1288 | (let ((beg (match-beginning (+ leave-group 1))) | |
1289 | (stack compilation-directory-stack)) | |
1290 | (if beg | |
1291 | (let ((dir | |
1292 | (file-name-as-directory | |
1293 | (expand-file-name | |
1294 | (buffer-substring beg | |
1295 | (match-end (+ leave-group | |
1296 | 1))))))) | |
cd494de4 | 1297 | ;; The directory name in the "leaving" message |
51501e54 RS |
1298 | ;; is a truename. Try to convert it to a form |
1299 | ;; like what the user typed in. | |
1300 | (setq dir | |
1301 | (compile-abbreviate-directory dir orig orig-expanded | |
1302 | parent-expanded)) | |
d3cb357b RM |
1303 | (while (and stack |
1304 | (not (string-equal (car stack) dir))) | |
1305 | (setq stack (cdr stack))))) | |
1306 | (setq compilation-directory-stack (cdr stack)) | |
1307 | (setq stack (car compilation-directory-stack)) | |
1308 | (if stack | |
1309 | (setq default-directory stack)) | |
51ba27e7 RM |
1310 | ) |
1311 | ||
1312 | (and limit-search (>= (point) limit-search) | |
1313 | ;; The user wanted a specific error, and we're past it. | |
1314 | ;; We do this check here (and in the enter-group case) | |
1315 | ;; rather than at the end of the loop because if the last | |
1316 | ;; thing seen is an error message, we must carefully | |
1317 | ;; discard the last error when it is the first in a new | |
1318 | ;; file (see below in the error-group case). | |
1319 | (setq found-desired t))) | |
1320 | ||
d3cb357b RM |
1321 | ((match-beginning error-group) |
1322 | ;; The match was the composite error regexp. | |
1323 | ;; Find out which individual regexp matched. | |
1324 | (setq alist error-regexp-groups) | |
1325 | (while (and alist | |
1326 | (null (match-beginning (car (car alist))))) | |
1327 | (setq alist (cdr alist))) | |
1328 | (if alist | |
1329 | (setq alist (car alist)) | |
d4035a26 | 1330 | (error "compilation-parse-errors: impossible regexp match!")) |
d3cb357b RM |
1331 | |
1332 | ;; Extract the file name and line number from the error message. | |
1f82d0e4 | 1333 | (let ((beginning-of-match (match-beginning 0)) ;looking-at nukes |
1e0e614d RM |
1334 | (filename (buffer-substring (match-beginning (nth 1 alist)) |
1335 | (match-end (nth 1 alist)))) | |
72244bea RM |
1336 | (linenum (string-to-int |
1337 | (buffer-substring | |
1338 | (match-beginning (nth 2 alist)) | |
1339 | (match-end (nth 2 alist))))) | |
1340 | (column (and (nth 3 alist) | |
08b1edf4 | 1341 | (match-beginning (nth 3 alist)) |
72244bea RM |
1342 | (string-to-int |
1343 | (buffer-substring | |
1344 | (match-beginning (nth 3 alist)) | |
1345 | (match-end (nth 3 alist))))))) | |
1346 | ||
1e0e614d RM |
1347 | ;; Check for a comint-file-name-prefix and prepend it if |
1348 | ;; appropriate. (This is very useful for | |
1349 | ;; compilation-minor-mode in an rlogin-mode buffer.) | |
1350 | (and (boundp 'comint-file-name-prefix) | |
1351 | ;; If the file name is relative, default-directory will | |
1352 | ;; already contain the comint-file-name-prefix (done by | |
1353 | ;; compile-abbreviate-directory). | |
1354 | (file-name-absolute-p filename) | |
1355 | (setq filename (concat comint-file-name-prefix filename))) | |
20c1daec RM |
1356 | (setq filename (cons filename (cons default-directory |
1357 | (nthcdr 4 alist)))) | |
1358 | ||
1e0e614d | 1359 | |
d3cb357b RM |
1360 | ;; Locate the erring file and line. |
1361 | ;; Cons a new elt onto compilation-error-list, | |
1362 | ;; giving a marker for the current compilation buffer | |
1363 | ;; location, and the file and line number of the error. | |
1364 | (save-excursion | |
eae2c972 RM |
1365 | ;; Save as the start of the error the beginning of the |
1366 | ;; line containing the match unless the match starts at a | |
1367 | ;; newline, in which case the beginning of the next line. | |
1368 | (goto-char beginning-of-match) | |
1369 | (forward-line (if (eolp) 1 0)) | |
ba2700db | 1370 | (let ((this (cons (point-marker) |
533304f8 | 1371 | (list filename linenum column)))) |
ba2700db RS |
1372 | ;; Don't add the same source line more than once. |
1373 | (if (equal (cdr this) (cdr (car compilation-error-list))) | |
1374 | nil | |
1375 | (setq compilation-error-list | |
1376 | (cons this | |
1377 | compilation-error-list)) | |
1378 | (setq compilation-num-errors-found | |
1379 | (1+ compilation-num-errors-found))))) | |
51ba27e7 RM |
1380 | (and (or (and find-at-least (> compilation-num-errors-found |
1381 | find-at-least)) | |
1382 | (and limit-search (>= (point) limit-search))) | |
1383 | ;; We have found as many new errors as the user wants, | |
1384 | ;; or past the buffer position he indicated. We | |
1385 | ;; continue to parse until we have seen all the | |
1386 | ;; consecutive errors in the same file, so the error | |
1387 | ;; positions will be recorded as markers in this buffer | |
1388 | ;; that might change. | |
1f82d0e4 RM |
1389 | (cdr compilation-error-list) ; Must check at least two. |
1390 | (not (equal (car (cdr (nth 0 compilation-error-list))) | |
1391 | (car (cdr (nth 1 compilation-error-list))))) | |
1392 | (progn | |
1393 | ;; Discard the error just parsed, so that the next | |
1394 | ;; parsing run can get it and the following errors in | |
1395 | ;; the same file all at once. If we didn't do this, we | |
1396 | ;; would have the same problem we are trying to avoid | |
1397 | ;; with the test above, just delayed until the next run! | |
1398 | (setq compilation-error-list | |
1399 | (cdr compilation-error-list)) | |
1400 | (goto-char beginning-of-match) | |
1401 | (setq found-desired t))) | |
1402 | ) | |
41acdfa9 | 1403 | ) |
d3cb357b | 1404 | (t |
d4035a26 | 1405 | (error "compilation-parse-errors: known groups didn't match!"))) |
dadb11fb | 1406 | |
51ba27e7 | 1407 | (message "Parsing error messages...%d (%.0f%% of buffer)" |
6c43f2f9 | 1408 | compilation-num-errors-found |
51ba27e7 RM |
1409 | ;; Use floating-point because (* 100 (point)) frequently |
1410 | ;; exceeds the range of Emacs Lisp integers. | |
1411 | (/ (* 100.0 (point)) (point-max))) | |
dadb11fb | 1412 | |
b2bb6ec8 RM |
1413 | (and limit-search (>= (point) limit-search) |
1414 | ;; The user wanted a specific error, and we're past it. | |
1415 | (setq found-desired t))) | |
c540863c RM |
1416 | (setq compilation-parsing-end (if found-desired |
1417 | (point) | |
1418 | ;; We have searched the whole buffer. | |
1419 | (point-max)))) | |
1420 | (setq compilation-error-list (nreverse compilation-error-list)) | |
1421 | (message "Parsing error messages...done")) | |
55dfd2c4 | 1422 | |
51501e54 RS |
1423 | ;; If directory DIR is a subdir of ORIG or of ORIG's parent, |
1424 | ;; return a relative name for it starting from ORIG or its parent. | |
1425 | ;; ORIG-EXPANDED is an expanded version of ORIG. | |
1426 | ;; PARENT-EXPANDED is an expanded version of ORIG's parent. | |
1427 | ;; Those two args could be computed here, but we run faster by | |
1428 | ;; having the caller compute them just once. | |
1429 | (defun compile-abbreviate-directory (dir orig orig-expanded parent-expanded) | |
cd494de4 RM |
1430 | ;; Apply canonical abbreviations to DIR first thing. |
1431 | ;; Those abbreviations are already done in the other arguments passed. | |
1432 | (setq dir (abbreviate-file-name dir)) | |
1433 | ||
1e0e614d RM |
1434 | ;; Check for a comint-file-name-prefix and prepend it if appropriate. |
1435 | ;; (This is very useful for compilation-minor-mode in an rlogin-mode | |
1436 | ;; buffer.) | |
1437 | (if (boundp 'comint-file-name-prefix) | |
1438 | (setq dir (concat comint-file-name-prefix dir))) | |
1439 | ||
51501e54 RS |
1440 | (if (and (> (length dir) (length orig-expanded)) |
1441 | (string= orig-expanded | |
1442 | (substring dir 0 (length orig-expanded)))) | |
1443 | (setq dir | |
1444 | (concat orig | |
1445 | (substring dir (length orig-expanded))))) | |
1446 | (if (and (> (length dir) (length parent-expanded)) | |
1447 | (string= parent-expanded | |
1448 | (substring dir 0 (length parent-expanded)))) | |
1449 | (setq dir | |
1450 | (concat (file-name-directory | |
1451 | (directory-file-name orig)) | |
1452 | (substring dir (length parent-expanded))))) | |
1453 | dir) | |
1454 | ||
4746118a | 1455 | (provide 'compile) |
fad160d5 ER |
1456 | |
1457 | ;;; compile.el ends here |