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authorNguyễn Thái Ngọc Duy <pclouds@gmail.com>2013-07-14 15:36:03 +0700
committerJunio C Hamano <gitster@pobox.com>2013-07-15 10:56:09 -0700
commit645a29c40a12a4ade1b041dce246ae241c502a64 (patch)
tree9e24d8d5df40ea892967df3bbfa22e5ba4c2c064 /path.c
parentb3920bbdc51fc360bde70e7c19088acfe44b9c4b (diff)
downloadgit-645a29c40a12a4ade1b041dce246ae241c502a64.tar.gz
parse_pathspec: make sure the prefix part is wildcard-free
Prepending prefix to pathspec is a trick to workaround the fact that commands can be executed in a subdirectory, but all git commands run at worktree's root. The prefix part should always be treated as literal string. Make it so. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'path.c')
-rw-r--r--path.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/path.c b/path.c
index 04ff1487ed..f4b49d6924 100644
--- a/path.c
+++ b/path.c
@@ -492,8 +492,14 @@ const char *relative_path(const char *abs, const char *base)
*
* Note that this function is purely textual. It does not follow symlinks,
* verify the existence of the path, or make any system calls.
+ *
+ * prefix_len != NULL is for a specific case of prefix_pathspec():
+ * assume that src == dst and src[0..prefix_len-1] is already
+ * normalized, any time "../" eats up to the prefix_len part,
+ * prefix_len is reduced. In the end prefix_len is the remaining
+ * prefix that has not been overridden by user pathspec.
*/
-int normalize_path_copy(char *dst, const char *src)
+int normalize_path_copy_len(char *dst, const char *src, int *prefix_len)
{
char *dst0;
@@ -568,11 +574,18 @@ int normalize_path_copy(char *dst, const char *src)
/* Windows: dst[-1] cannot be backslash anymore */
while (dst0 < dst && dst[-1] != '/')
dst--;
+ if (prefix_len && *prefix_len > dst - dst0)
+ *prefix_len = dst - dst0;
}
*dst = '\0';
return 0;
}
+int normalize_path_copy(char *dst, const char *src)
+{
+ return normalize_path_copy_len(dst, src, NULL);
+}
+
/*
* path = Canonical absolute path
* prefixes = string_list containing normalized, absolute paths without