X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/0a8bf3afca415fec94742cf830622b22f186062c..6c6f1994bf684f510d600bd18023fa01b4b06500:/src/doc.c
diff --git a/src/doc.c b/src/doc.c
index 16c0d4090a..04af74102e 100644
--- a/src/doc.c
+++ b/src/doc.c
@@ -33,7 +33,6 @@ along with GNU Emacs. If not, see . */
#include "buffer.h"
#include "keyboard.h"
#include "keymap.h"
-#include "buildobj.h"
Lisp_Object Qfunction_documentation;
@@ -58,7 +57,7 @@ read_bytecode_char (bool unreadflag)
}
/* Extract a doc string from a file. FILEPOS says where to get it.
- If it is an integer, use that position in the standard DOC-... file.
+ If it is an integer, use that position in the standard DOC file.
If it is (FILE . INTEGER), use FILE as the file name
and INTEGER as the position in that file.
But if INTEGER is negative, make it positive.
@@ -176,9 +175,9 @@ get_doc_string (Lisp_Object filepos, bool unibyte, bool definition)
if (space_left <= 0)
{
ptrdiff_t in_buffer = p - get_doc_string_buffer;
- get_doc_string_buffer =
- xpalloc (get_doc_string_buffer, &get_doc_string_buffer_size,
- 16 * 1024, -1, 1);
+ get_doc_string_buffer
+ = xpalloc (get_doc_string_buffer, &get_doc_string_buffer_size,
+ 16 * 1024, -1, 1);
p = get_doc_string_buffer + in_buffer;
space_left = (get_doc_string_buffer_size - 1
- (p - get_doc_string_buffer));
@@ -215,14 +214,20 @@ get_doc_string (Lisp_Object filepos, bool unibyte, bool definition)
if (CONSP (filepos))
{
int test = 1;
- if (get_doc_string_buffer[offset - test++] != ' ')
- return Qnil;
- while (get_doc_string_buffer[offset - test] >= '0'
- && get_doc_string_buffer[offset - test] <= '9')
- test++;
- if (get_doc_string_buffer[offset - test++] != '@'
- || get_doc_string_buffer[offset - test] != '#')
- return Qnil;
+ /* A dynamic docstring should be either at the very beginning of a "#@
+ comment" or right after a dynamic docstring delimiter (in case we
+ pack several such docstrings within the same comment). */
+ if (get_doc_string_buffer[offset - test] != '\037')
+ {
+ if (get_doc_string_buffer[offset - test++] != ' ')
+ return Qnil;
+ while (get_doc_string_buffer[offset - test] >= '0'
+ && get_doc_string_buffer[offset - test] <= '9')
+ test++;
+ if (get_doc_string_buffer[offset - test++] != '@'
+ || get_doc_string_buffer[offset - test] != '#')
+ return Qnil;
+ }
}
else
{
@@ -279,10 +284,10 @@ Invalid data in documentation file -- %c followed by code %03o",
else
{
/* The data determines whether the string is multibyte. */
- ptrdiff_t nchars =
- multibyte_chars_in_text (((unsigned char *) get_doc_string_buffer
- + offset),
- to - (get_doc_string_buffer + offset));
+ ptrdiff_t nchars
+ = multibyte_chars_in_text (((unsigned char *) get_doc_string_buffer
+ + offset),
+ to - (get_doc_string_buffer + offset));
return make_string_from_bytes (get_doc_string_buffer + offset,
nchars,
to - (get_doc_string_buffer + offset));
@@ -549,7 +554,6 @@ store_function_docstring (Lisp_Object obj, ptrdiff_t offset)
}
}
-static const char buildobj[] = BUILDOBJ;
DEFUN ("Snarf-documentation", Fsnarf_documentation, Ssnarf_documentation,
1, 1, 0,
@@ -592,32 +596,20 @@ the same file name is found in the `doc-directory'. */)
/* Vbuild_files is nil when temacs is run, and non-nil after that. */
if (NILP (Vbuild_files))
- {
- const char *beg, *end;
-
- for (beg = buildobj; *beg; beg = end)
- {
- ptrdiff_t len;
-
- while (*beg && c_isspace (*beg)) ++beg;
-
- for (end = beg; *end && ! c_isspace (*end); ++end)
- if (*end == '/') beg = end+1; /* skip directory part */
-
- len = end - beg;
- if (len > 4 && end[-4] == '.' && end[-3] == 'o')
- len -= 2; /* Just take .o if it ends in .obj */
-
- if (len > 0)
- Vbuild_files = Fcons (make_string (beg, len), Vbuild_files);
- }
- Vbuild_files = Fpurecopy (Vbuild_files);
- }
+ {
+ static char const *const buildobj[] =
+ {
+ #include "buildobj.h"
+ };
+ int i = sizeof buildobj / sizeof *buildobj;
+ while (0 <= --i)
+ Vbuild_files = Fcons (build_string (buildobj[i]), Vbuild_files);
+ Vbuild_files = Fpurecopy (Vbuild_files);
+ }
fd = emacs_open (name, O_RDONLY, 0);
if (fd < 0)
- report_file_error ("Opening doc string file",
- Fcons (build_string (name), Qnil));
+ report_file_error ("Opening doc string file", list1 (build_string (name)));
Vdoc_file_name = filename;
filled = 0;
pos = 0;
@@ -630,11 +622,10 @@ the same file name is found in the `doc-directory'. */)
break;
buf[filled] = 0;
- p = buf;
end = buf + (filled < 512 ? filled : filled - 128);
- while (p != end && *p != '\037') p++;
+ p = memchr (buf, '\037', end - buf);
/* p points to ^_Ffunctionname\n or ^_Vvarname\n or ^_Sfilename\n. */
- if (p != end)
+ if (p)
{
end = strchr (p, '\n');
@@ -753,9 +744,7 @@ Otherwise, return a new string, without any text properties. */)
or a specified local map (which means search just that and the
global map). If non-nil, it might come from Voverriding_local_map,
or from a \\ construct in STRING itself.. */
- keymap = KVAR (current_kboard, Voverriding_terminal_local_map);
- if (NILP (keymap))
- keymap = Voverriding_local_map;
+ keymap = Voverriding_local_map;
bsize = SBYTES (string);
bufp = buf = xmalloc (bsize);