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-rw-r--r--dir.c37
-rw-r--r--dir.h2
2 files changed, 25 insertions, 14 deletions
diff --git a/dir.c b/dir.c
index bbf958ccfd..94fe9f875c 100644
--- a/dir.c
+++ b/dir.c
@@ -341,8 +341,7 @@ void add_exclude(const char *string, const char *base,
x->flags = flags;
if (!strchr(string, '/'))
x->flags |= EXC_FLAG_NODIR;
- if (no_wildcard(string))
- x->flags |= EXC_FLAG_NOWILDCARD;
+ x->nowildcardlen = simple_length(string);
if (*string == '*' && no_wildcard(string+1))
x->flags |= EXC_FLAG_ENDSWITH;
ALLOC_GROW(which->excludes, which->nr + 1, which->alloc);
@@ -518,8 +517,9 @@ int excluded_from_list(const char *pathname,
for (i = el->nr - 1; 0 <= i; i--) {
struct exclude *x = el->excludes[i];
- const char *exclude = x->pattern;
+ const char *name, *exclude = x->pattern;
int to_exclude = x->to_exclude;
+ int namelen, prefix = x->nowildcardlen;
if (x->flags & EXC_FLAG_MUSTBEDIR) {
if (*dtype == DT_UNKNOWN)
@@ -530,7 +530,7 @@ int excluded_from_list(const char *pathname,
if (x->flags & EXC_FLAG_NODIR) {
/* match basename */
- if (x->flags & EXC_FLAG_NOWILDCARD) {
+ if (prefix == x->patternlen) {
if (!strcmp_icase(exclude, basename))
return to_exclude;
} else if (x->flags & EXC_FLAG_ENDSWITH) {
@@ -544,26 +544,37 @@ int excluded_from_list(const char *pathname,
continue;
}
-
/* match with FNM_PATHNAME:
* exclude has base (baselen long) implicitly in front of it.
*/
- if (*exclude == '/')
+ if (*exclude == '/') {
exclude++;
+ prefix--;
+ }
if (pathlen < x->baselen ||
(x->baselen && pathname[x->baselen-1] != '/') ||
strncmp_icase(pathname, x->base, x->baselen))
continue;
- if (x->flags & EXC_FLAG_NOWILDCARD) {
- if (!strcmp_icase(exclude, pathname + x->baselen))
- return to_exclude;
- } else {
- if (fnmatch_icase(exclude, pathname+x->baselen,
- FNM_PATHNAME) == 0)
- return to_exclude;
+ namelen = x->baselen ? pathlen - x->baselen : pathlen;
+ name = pathname + pathlen - namelen;
+
+ /* if the non-wildcard part is longer than the
+ remaining pathname, surely it cannot match */
+ if (prefix > namelen)
+ continue;
+
+ if (prefix) {
+ if (strncmp_icase(exclude, name, prefix))
+ continue;
+ exclude += prefix;
+ name += prefix;
+ namelen -= prefix;
}
+
+ if (!namelen || !fnmatch_icase(exclude, name, FNM_PATHNAME))
+ return to_exclude;
}
return -1; /* undecided */
}
diff --git a/dir.h b/dir.h
index 58b6fc7c86..39fc145b66 100644
--- a/dir.h
+++ b/dir.h
@@ -7,7 +7,6 @@ struct dir_entry {
};
#define EXC_FLAG_NODIR 1
-#define EXC_FLAG_NOWILDCARD 2
#define EXC_FLAG_ENDSWITH 4
#define EXC_FLAG_MUSTBEDIR 8
@@ -17,6 +16,7 @@ struct exclude_list {
struct exclude {
const char *pattern;
int patternlen;
+ int nowildcardlen;
const char *base;
int baselen;
int to_exclude;