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[PATCH 03/10] attr: avoid searching for basename on every match

From
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date
Oct 5, 2012, 04:41 UTC
Message-ID
<1349412069-627-4-git-send-email-pclouds@gmail.com>
In-Reply-To
<1349412069-627-1-git-send-email-pclouds@gmail.com>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 attr.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/attr.c b/attr.c
index 2942bf6..aeac564 100644
--- a/attr.c
+++ b/attr.c
@@ -644,13 +644,11 @@ static void prepare_attr_stack(const char *path)
 }
 
 static int path_matches(const char *pathname, int pathlen,
+			const char *basename,
 			const char *pattern,
 			const char *base, int baselen)
 {
 	if (!strchr(pattern, '/')) {
-		/* match basename */
-		const char *basename = strrchr(pathname, '/');
-		basename = basename ? basename + 1 : pathname;
 		return (fnmatch_icase(pattern, basename, 0) == 0);
 	}
 	/*
@@ -692,7 +690,8 @@ static int fill_one(const char *what, struct match_attr *a, int rem)
 	return rem;
 }
 
-static int fill(const char *path, int pathlen, struct attr_stack *stk, int rem)
+static int fill(const char *path, int pathlen, const char *basename,
+		struct attr_stack *stk, int rem)
 {
 	int i;
 	const char *base = stk->origin ? stk->origin : "";
@@ -701,7 +700,7 @@ static int fill(const char *path, int pathlen, struct attr_stack *stk, int rem)
 		struct match_attr *a = stk->attrs[i];
 		if (a->is_macro)
 			continue;
-		if (path_matches(path, pathlen,
+		if (path_matches(path, pathlen, basename,
 				 a->u.pattern, base, stk->originlen))
 			rem = fill_one("fill", a, rem);
 	}
@@ -740,15 +739,19 @@ static void collect_all_attrs(const char *path)
 {
 	struct attr_stack *stk;
 	int i, pathlen, rem;
+	const char *basename;
 
 	prepare_attr_stack(path);
 	for (i = 0; i < attr_nr; i++)
 		check_all_attr[i].value = ATTR__UNKNOWN;
 
+	basename = strrchr(path, '/');
+	basename = basename ? basename + 1 : path;
+
 	pathlen = strlen(path);
 	rem = attr_nr;
 	for (stk = attr_stack; 0 < rem && stk; stk = stk->prev)
-		rem = fill(path, pathlen, stk, rem);
+		rem = fill(path, pathlen, basename, stk, rem);
 }
 
 int git_check_attr(const char *path, int num, struct git_attr_check *check)
-- 
1.7.12.1.405.gb727dc9
Previous: Nguyễn Thái Ngọc DuyNext: Nguyễn Thái Ngọc Duy
Message 4 of 22 in “nd/wildmatch take 2”
  1. 00/10 nd/wildmatch take 2Nguyễn Thái Ngọc Duy, Oct 5, 2012
  2. 01/10 gitignore: make pattern parsing code a separate functionNguyễn Thái Ngọc Duy, Oct 5, 2012
  3. 02/10 attr: avoid strlen() on every matchNguyễn Thái Ngọc Duy, Oct 5, 2012
  4. 03/10 attr: avoid searching for basename on every matchNguyễn Thái Ngọc Duy, Oct 5, 2012
  5. 04/10 attr: more matching optimizations from .gitignoreNguyễn Thái Ngọc Duy, Oct 5, 2012
  6. Junio C HamanoOct 5, 2012
  7. Nguyen Thai Ngoc DuyOct 6, 2012
  8. Junio C HamanoOct 6, 2012
  9. Nguyen Thai Ngoc DuyOct 6, 2012
  10. Junio C HamanoOct 6, 2012
  11. Nguyen Thai Ngoc DuyOct 8, 2012
  12. Junio C HamanoOct 8, 2012
  13. 05/10 Import wildmatch from rsyncNguyễn Thái Ngọc Duy, Oct 5, 2012
  14. Peter KreftingOct 5, 2012
  15. Nguyen Thai Ngoc DuyOct 5, 2012
  16. 06/10 wildmatch: remove static variable force_lower_caseNguyễn Thái Ngọc Duy, Oct 5, 2012
  17. 07/10 wildmatch: fix case-insensitive matchingNguyễn Thái Ngọc Duy, Oct 5, 2012
  18. 08/10 Integrate wildmatch to gitNguyễn Thái Ngọc Duy, Oct 5, 2012
  19. Thiago FarinaOct 5, 2012
  20. Joachim SchmitzOct 6, 2012
  21. 09/10 Support "**" in .gitignore and .gitattributes patterns using wildmatch()Nguyễn Thái Ngọc Duy, Oct 5, 2012
  22. 10/10 gitignore: forbid "abc**def"Nguyễn Thái Ngọc Duy, Oct 5, 2012

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