runtime: Correct ENOSYS functions.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@183852 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/libgo/runtime/go-nosys.c b/libgo/runtime/go-nosys.c
index 895f5c22cb30de0643b1269eeac0362edd0831dd..6b328544f0d446ef553057db3f2ee6f6a7198bce 100644 (file)
--- a/libgo/runtime/go-nosys.c
+++ b/libgo/runtime/go-nosys.c
@@ -31,7 +31,8 @@ typedef off64_t loff_t;
 int
 epoll_create1 (int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -42,7 +43,8 @@ faccessat (int fd __attribute__ ((unused)),
           int mode __attribute__ ((unused)),
           int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -53,7 +55,8 @@ fchmodat (int dirfd __attribute__ ((unused)),
          mode_t mode __attribute__ ((unused)),
          int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -65,7 +68,8 @@ fchownat (int dirfd __attribute__ ((unused)),
          gid_t group __attribute__ ((unused)),
          int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -75,7 +79,8 @@ futimesat (int dirfd __attribute__ ((unused)),
           const char *pathname __attribute__ ((unused)),
           const struct timeval times[2] __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -85,7 +90,8 @@ inotify_add_watch (int fd __attribute__ ((unused)),
                   const char* pathname __attribute__ ((unused)),
                   uint32_t mask __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -93,7 +99,8 @@ inotify_add_watch (int fd __attribute__ ((unused)),
 int
 inotify_init (void)
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -102,7 +109,8 @@ int
 inotify_rm_watch (int fd __attribute__ ((unused)),
                  uint32_t wd __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -112,7 +120,8 @@ mkdirat (int dirfd __attribute__ ((unused)),
         const char *pathname __attribute__ ((unused)),
         mode_t mode __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -123,7 +132,8 @@ mknodat (int dirfd __attribute__ ((unused)),
         mode_t mode __attribute__ ((unused)),
         dev_t dev __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -134,7 +144,8 @@ openat (int dirfd __attribute__ ((unused)),
        int oflag __attribute__ ((unused)),
        ...)
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -145,7 +156,8 @@ renameat (int olddirfd __attribute__ ((unused)),
          int newdirfd __attribute__ ((unused)),
          const char *newpath __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -158,7 +170,8 @@ splice (int fd __attribute__ ((unused)),
        size_t len __attribute__ ((unused)),
        unsigned int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -169,7 +182,8 @@ tee (int fd_in __attribute__ ((unused)),
      size_t len __attribute__ ((unused)),
      unsigned int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -179,7 +193,8 @@ unlinkat (int dirfd __attribute__ ((unused)),
          const char *pathname __attribute__ ((unused)),
          int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif
 
@@ -187,6 +202,7 @@ unlinkat (int dirfd __attribute__ ((unused)),
 int
 unshare (int flags __attribute__ ((unused)))
 {
-  return ENOSYS;
+  errno = ENOSYS;
+  return -1;
 }
 #endif