From 6a6baf9b4e819a0bbfd70627f966cd7144dd8301 Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Fri, 19 Sep 2008 23:45:04 -0700 Subject: [PATCH] diff: use extended regexp to find hunk headers Using ERE elements such as "|" (alternation) by backquoting in BRE is a GNU extension and should not be done in portable programs. Signed-off-by: Junio C Hamano --- diff.c | 31 +++++++++++++++++-------------- 1 file changed, 17 insertions(+), 14 deletions(-) diff --git a/diff.c b/diff.c index dabb4b4a02..175a044a34 100644 --- a/diff.c +++ b/diff.c @@ -1399,20 +1399,23 @@ static const struct funcname_pattern_entry *funcname_pattern(const char *ident) } static const struct funcname_pattern_entry builtin_funcname_pattern[] = { - { "java", "!^[ ]*\\(catch\\|do\\|for\\|if\\|instanceof\\|" - "new\\|return\\|switch\\|throw\\|while\\)\n" - "^[ ]*\\(\\([ ]*" - "[A-Za-z_][A-Za-z_0-9]*\\)\\{2,\\}" - "[ ]*([^;]*\\)$", 0 }, - { "pascal", "^\\(\\(procedure\\|function\\|constructor\\|" - "destructor\\|interface\\|implementation\\|" - "initialization\\|finalization\\)[ \t]*.*\\)$" - "\\|" - "^\\(.*=[ \t]*\\(class\\|record\\).*\\)$", - 0 }, - { "bibtex", "\\(@[a-zA-Z]\\{1,\\}[ \t]*{\\{0,1\\}[ \t]*[^ \t\"@',\\#}{~%]*\\).*$", 0 }, - { "tex", "^\\(\\\\\\(\\(sub\\)*section\\|chapter\\|part\\)\\*\\{0,1\\}{.*\\)$", 0 }, - { "ruby", "^\\s*\\(\\(class\\|module\\|def\\)\\s.*\\)$", 0 }, + { "java", + "!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n" + "^[ \t]*(([ \t]*[A-Za-z_][A-Za-z_0-9]*){2,}[ \t]*\\([^;]*)$", + REG_EXTENDED }, + { "pascal", + "^((procedure|function|constructor|destructor|interface|" + "implementation|initialization|finalization)[ \t]*.*)$" + "|" + "^(.*=[ \t]*(class|record).*)$", + REG_EXTENDED }, + { "bibtex", "(@[a-zA-Z]{1,}[ \t]*\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$", + REG_EXTENDED }, + { "tex", + "^(\\\\((sub)*section|chapter|part)\\*{0,1}\{.*)$", + REG_EXTENDED }, + { "ruby", "^[ \t]*((class|module|def)[ \t].*)$", + REG_EXTENDED }, }; static const struct funcname_pattern_entry *diff_funcname_pattern(struct diff_filespec *one) -- 2.47.1