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authorYuuki Harano <masm+github@masm11.me>2021-01-30 23:37:19 +0900
committerYuuki Harano <masm+github@masm11.me>2021-01-30 23:37:19 +0900
commit50c76b844bc79309b4f5d9e28a2386b9a6f735b7 (patch)
tree29f8273d8afccae1f16b723c36548cee150cb0bc /lib/fchmodat.c
parent563a0d94c379292bd88e83f18560ed21c497cea9 (diff)
parent96f20120c97a0a329fff81a0cc3747082a8a2c55 (diff)
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Merge branch 'master' of git.sv.gnu.org:/srv/git/emacs into feature/pgtk
Diffstat (limited to 'lib/fchmodat.c')
-rw-r--r--lib/fchmodat.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/lib/fchmodat.c b/lib/fchmodat.c
index d27c0d7734a..eb6e2242fdd 100644
--- a/lib/fchmodat.c
+++ b/lib/fchmodat.c
@@ -38,6 +38,7 @@ orig_fchmodat (int dir, char const *file, mode_t mode, int flags)
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include <unistd.h>
#ifdef __osf__
@@ -63,6 +64,22 @@ orig_fchmodat (int dir, char const *file, mode_t mode, int flags)
int
fchmodat (int dir, char const *file, mode_t mode, int flags)
{
+# if HAVE_NEARLY_WORKING_FCHMODAT
+ /* Correct the trailing slash handling. */
+ size_t len = strlen (file);
+ if (len && file[len - 1] == '/')
+ {
+ struct stat st;
+ if (fstatat (dir, file, &st, flags & AT_SYMLINK_NOFOLLOW) < 0)
+ return -1;
+ if (!S_ISDIR (st.st_mode))
+ {
+ errno = ENOTDIR;
+ return -1;
+ }
+ }
+# endif
+
# if NEED_FCHMODAT_NONSYMLINK_FIX
if (flags == AT_SYMLINK_NOFOLLOW)
{