diff options
| author | Stefan Monnier <monnier@iro.umontreal.ca> | 2008-07-22 17:09:24 +0000 |
|---|---|---|
| committer | Stefan Monnier <monnier@iro.umontreal.ca> | 2008-07-22 17:09:24 +0000 |
| commit | 02d8b017d882331b7ae40b1c869fe04d84e0c235 (patch) | |
| tree | d6a650c02475503258fad72234e1dda7b3ce6db2 /src/syntax.c | |
| parent | cc98b6a06aa7505a2c5c08c3851f48bfabd5ccf0 (diff) | |
| download | emacs-02d8b017d882331b7ae40b1c869fe04d84e0c235.tar.gz | |
(char_quoted): Check "charpos > beg" before decrementing.
Diffstat (limited to 'src/syntax.c')
| -rw-r--r-- | src/syntax.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/src/syntax.c b/src/syntax.c index 2e9313fd6b1..87cf2da2e39 100644 --- a/src/syntax.c +++ b/src/syntax.c @@ -298,23 +298,10 @@ char_quoted (charpos, bytepos) register int quoted = 0; int orig = charpos; -#ifdef HAVE_NS - /* For some reason keeps getting called w/both 1, then segfaulting - due to the definitions of DEC_BOTH and DEC_POS in character.h, - which lead to decrementing below initial address and then examining - character there. Need to investigate further.. */ - if (charpos < 2 || bytepos < 2) - { - //fprintf(stderr,"Returning because charpos = %d, bytepos = %d\n",charpos, bytepos); - return 0; - } -#endif - - DEC_BOTH (charpos, bytepos); - - while (charpos >= beg) + while (charpos > beg) { int c; + DEC_BOTH (charpos, bytepos); UPDATE_SYNTAX_TABLE_BACKWARD (charpos); c = FETCH_CHAR_AS_MULTIBYTE (bytepos); @@ -322,7 +309,6 @@ char_quoted (charpos, bytepos) if (! (code == Scharquote || code == Sescape)) break; - DEC_BOTH (charpos, bytepos); quoted = !quoted; } |