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| author | Paul Eggert <eggert@cs.ucla.edu> | 2005-09-26 23:01:00 +0000 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2005-09-26 23:01:00 +0000 |
| commit | a6c8a8e6d461e63686572d0489a7f71dc554ecd7 (patch) | |
| tree | 2d317a7e9439b0aa4db72cfe9d337c02a60a2c5c /lib/utimens.c | |
| parent | a49740f33b3657b2f0c7dce7e0d18183f2953011 (diff) | |
| download | coreutils-a6c8a8e6d461e63686572d0489a7f71dc554ecd7.tar.xz | |
Include unistd.h, for dup2.
(futimens): Fix typo: HAVE_FUTIMESAT was misspelled in an #if.
(futimens) [! HAVE_FUTIMESAT]: If !file, set errno before returning -1.
Diffstat (limited to 'lib/utimens.c')
| -rw-r--r-- | lib/utimens.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/lib/utimens.c b/lib/utimens.c index b60ec879a..7f88f2fa9 100644 --- a/lib/utimens.c +++ b/lib/utimens.c @@ -26,6 +26,7 @@ #include <errno.h> #include <fcntl.h> +#include <unistd.h> #if HAVE_UTIME_H # include <utime.h> @@ -113,11 +114,24 @@ futimens (int fd ATTRIBUTE_UNUSED, # endif #endif -#if ! HAVE_FUTIMES_AT +#if ! HAVE_FUTIMESAT if (!file) { +# if ! (HAVE_WORKING_UTIMES && HAVE_FUTIMES) errno = ENOSYS; +# endif + + /* Prefer EBADF to ENOSYS if both error numbers apply. */ + if (errno == ENOSYS) + { + int fd2 = dup (fd); + int dup_errno = errno; + if (0 <= fd2) + close (fd2); + errno = (fd2 < 0 && dup_errno == EBADF ? EBADF : ENOSYS); + } + return -1; } |