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| author | Peter Stephenson <pws@users.sourceforge.net> | 2006-04-25 17:40:26 +0000 |
|---|---|---|
| committer | Peter Stephenson <pws@users.sourceforge.net> | 2006-04-25 17:40:26 +0000 |
| commit | 87b0f1c8592087cc008847ad4db3963a8adbf135 (patch) | |
| tree | d23abe48a98a750b68e024af7f8363ae18f466b9 /Src | |
| parent | efe92714c6c2e8f777e0649590b7d5eaea769adc (diff) | |
| download | zsh-87b0f1c8592087cc008847ad4db3963a8adbf135.tar.gz zsh-87b0f1c8592087cc008847ad4db3963a8adbf135.tar.xz zsh-87b0f1c8592087cc008847ad4db3963a8adbf135.zip | |
22432: bug with backtracking over repeated single parameterhs
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/pattern.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/Src/pattern.c b/Src/pattern.c index b547bdc14..872816d9b 100644 --- a/Src/pattern.c +++ b/Src/pattern.c @@ -2751,22 +2751,26 @@ patmatch(Upat prog) savglobflags = patglobflags; saverrsfound = errsfound; lastcharstart = charstart + (patinput - start); - while (no >= min) { - int charmatch_cache; - if (nextch < 0 || - (patinput < patinend && - CHARMATCH_EXPR(CHARREF(patinput, patinend), - nextch))) { - if (patmatch(next)) - return 1; + if (no >= min) { + for (;;) { + int charmatch_cache; + if (nextch < 0 || + (patinput < patinend && + CHARMATCH_EXPR(CHARREF(patinput, patinend), + nextch))) { + if (patmatch(next)) + return 1; + } + if (--no < min) + break; + /* find start of previous full character */ + while (!*--lastcharstart) + DPUTS(lastcharstart < charstart, + "lastcharstart invalid"); + patinput = start + (lastcharstart-charstart); + patglobflags = savglobflags; + errsfound = saverrsfound; } - no--; - /* find start of previous full character */ - while (!*--lastcharstart) - ; - patinput = start + (lastcharstart-charstart); - patglobflags = savglobflags; - errsfound = saverrsfound; } } /* |