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[PATCH v2 3/9] Introduce new function real_path_if_valid()

From
Michael Haggerty <mhagger@alum.mit.edu>
Date
Sep 29, 2012, 06:15 UTC
Message-ID
<1348899362-4057-4-git-send-email-mhagger@alum.mit.edu>
In-Reply-To
<1348899362-4057-1-git-send-email-mhagger@alum.mit.edu>

The function is like real_path(), except that it returns NULL on error instead of dying.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 abspath.c | 5 +++++
 cache.h   | 1 +
 2 files changed, 6 insertions(+)
diff --git a/abspath.c b/abspath.c
index f8a526f..40cdc46 100644
--- a/abspath.c
+++ b/abspath.c
@@ -153,6 +153,11 @@ const char *real_path(const char *path)
 	return real_path_internal(path, 1);
 }
 
+const char *real_path_if_valid(const char *path)
+{
+	return real_path_internal(path, 0);
+}
+
 static const char *get_pwd_cwd(void)
 {
 	static char cwd[PATH_MAX + 1];
diff --git a/cache.h b/cache.h
index a58df84..b0d75bc 100644
--- a/cache.h
+++ b/cache.h
@@ -714,6 +714,7 @@ static inline int is_absolute_path(const char *path)
 }
 int is_directory(const char *);
 const char *real_path(const char *path);
+const char *real_path_if_valid(const char *path);
 const char *absolute_path(const char *path);
 const char *relative_path(const char *abs, const char *base);
 int normalize_path_copy(char *dst, const char *src);
-- 
1.7.11.3
Previous: Michael HaggertyNext: Michael Haggerty
Message 4 of 17 in “Fix GIT_CEILING_DIRECTORIES that contain symlinks”
  1. 0/9 Fix GIT_CEILING_DIRECTORIES that contain symlinksMichael Haggerty, Sep 29, 2012
  2. 1/9 Introduce new static function real_path_internal()Michael Haggerty, Sep 29, 2012
  3. 2/9 real_path_internal(): add comment explaining use of cwdMichael Haggerty, Sep 29, 2012
  4. 3/9 Introduce new function real_path_if_valid()Michael Haggerty, Sep 29, 2012
  5. 4/9 longest_ancestor_length(): use string_list_split()Michael Haggerty, Sep 29, 2012
  6. 5/9 longest_ancestor_length(): explicitly filter list before loopMichael Haggerty, Sep 29, 2012
  7. 6/9 longest_ancestor_length(): always add a slash to the end of prefixesMichael Haggerty, Sep 29, 2012
  8. 7/9 longest_ancestor_length(): use string_list_longest_prefix()Michael Haggerty, Sep 29, 2012
  9. 8/9 longest_ancestor_length(): resolve symlinks before comparing pathsMichael Haggerty, Sep 29, 2012
  10. Junio C HamanoSep 30, 2012
  11. Michael HaggertyOct 1, 2012
  12. Junio C HamanoOct 1, 2012
  13. Proposed function path_in_directory() [was: Re: [PATCH v2 8/9] longest_ancestor_length(): resolve symlinks before comparing paths]Michael Haggerty, Oct 6, 2012
  14. Junio C HamanoOct 8, 2012
  15. Johannes SixtOct 8, 2012
  16. Junio C HamanoOct 8, 2012
  17. 9/9 t1504: stop resolving symlinks in GIT_CEILING_DIRECTORIESMichael Haggerty, Sep 29, 2012

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