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-rw-r--r--include/unistd.h41
1 files changed, 27 insertions, 14 deletions
diff --git a/include/unistd.h b/include/unistd.h
index ed09a9047..88653430c 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -260,8 +260,20 @@ extern int access (__const char *__name, int __type) __THROW __nonnull ((1));
(as normal file operations use). */
extern int euidaccess (__const char *__name, int __type)
__THROW __nonnull ((1));
+
+/* An alias for `euidaccess', used by some other systems. */
+extern int eaccess (__const char *__name, int __type)
+ __THROW __nonnull ((1));
#endif
+#ifdef __USE_ATFILE
+/* Test for access to FILE relative to the directory FD is open on.
+ If AT_EACCESS is set in FLAG, then use effective IDs like `eaccess',
+ otherwise use real IDs like `access'. */
+extern int faccessat (int __fd, __const char *__file, int __type, int __flag)
+ __THROW __nonnull ((2)) __wur;
+#endif /* Use GNU. */
+
/* Values for the WHENCE argument to lseek. */
#ifndef _STDIO_H /* <stdio.h> has the same definitions. */
@@ -431,7 +443,7 @@ extern int lchown (__const char *__file, __uid_t __owner, __gid_t __group)
#endif /* Use BSD || X/Open Unix. */
-#if 0 /*def __USE_GNU*/
+#ifdef __USE_ATFILE
/* Change the owner and group of FILE relative to the directory FD is open
on. */
extern int fchownat (int __fd, __const char *__file, __uid_t __owner,
@@ -681,24 +693,24 @@ extern int setegid (__gid_t __gid) __THROW;
#endif /* Use BSD. */
#ifdef __USE_GNU
-/* Fetch the effective user ID, real user ID, and saved-set user ID,
+/* Fetch the real user ID, effective user ID, and saved-set user ID,
of the calling process. */
-extern int getresuid (__uid_t *__euid, __uid_t *__ruid, __uid_t *__suid)
+extern int getresuid (__uid_t *__ruid, __uid_t *__euid, __uid_t *__suid)
__THROW;
-/* Fetch the effective group ID, real group ID, and saved-set group ID,
+/* Fetch the real group ID, effective group ID, and saved-set group ID,
of the calling process. */
-extern int getresgid (__gid_t *__egid, __gid_t *__rgid, __gid_t *__sgid)
+extern int getresgid (__gid_t *__rgid, __gid_t *__egid, __gid_t *__sgid)
__THROW;
-/* Set the effective user ID, real user ID, and saved-set user ID,
- of the calling process to EUID, RUID, and SUID, respectively. */
-extern int setresuid (__uid_t __euid, __uid_t __ruid, __uid_t __suid)
+/* Set the real user ID, effective user ID, and saved-set user ID,
+ of the calling process to RUID, EUID, and SUID, respectively. */
+extern int setresuid (__uid_t __ruid, __uid_t __euid, __uid_t __suid)
__THROW;
-/* Set the effective group ID, real group ID, and saved-set group ID,
- of the calling process to EGID, RGID, and SGID, respectively. */
-extern int setresgid (__gid_t __egid, __gid_t __rgid, __gid_t __sgid)
+/* Set the real group ID, effective group ID, and saved-set group ID,
+ of the calling process to RGID, EGID, and SGID, respectively. */
+extern int setresgid (__gid_t __rgid, __gid_t __egid, __gid_t __sgid)
__THROW;
#endif
@@ -744,7 +756,7 @@ extern int ttyslot (void) __THROW;
extern int link (__const char *__from, __const char *__to)
__THROW __nonnull ((1, 2)) __wur;
-#if 0 /*def __USE_GNU*/
+#ifdef __USE_ATFILE
/* Like link but relative paths in TO and FROM are interpreted relative
to FROMFD and TOFD respectively. */
extern int linkat (int __fromfd, __const char *__from, int __tofd,
@@ -763,7 +775,7 @@ extern int readlink (__const char *__restrict __path, char *__restrict __buf,
size_t __len) __THROW __nonnull ((1, 2)) __wur;
#endif /* Use BSD. */
-#if 0 /*def __USE_GNU*/
+#ifdef __USE_ATFILE
/* Like symlink but a relative path in TO is interpreted relative to TOFD. */
extern int symlinkat (__const char *__from, int __tofd,
__const char *__to) __THROW __nonnull ((1, 3)) __wur;
@@ -777,7 +789,7 @@ extern int readlinkat (int __fd, __const char *__restrict __path,
/* Remove the link NAME. */
extern int unlink (__const char *__name) __THROW __nonnull ((1));
-#if 0 /*def __USE_GNU*/
+#ifdef __USE_ATFILE
/* Remove the link NAME relative to FD. */
extern int unlinkat (int __fd, __const char *__name, int __flag)
__THROW __nonnull ((2));
@@ -820,6 +832,7 @@ extern int setlogin (__const char *__name) __THROW __nonnull ((1));
arguments in ARGV (ARGC of them, minus the program name) for
options given in OPTS. */
# define __need_getopt
+/* keep this for uClibc in bits/, we need it when GNU_GETOPT is disabled */
# include <bits/getopt.h>
#endif