Add support for Solaris 10 ACLs. Also, ACLs are Gnulib, not Autoconf.

[gnulib.git] / lib / acl.c

diff --git a/lib/acl.c b/lib/acl.c
index 5214c51..b40e43a 100644 (file)
--- a/lib/acl.c
+++ b/lib/acl.c
@@ -144,10 +144,38 @@ copy_acl (const char *src_name, int source_desc, const char *dst_name,
         acl_free (acl);
     }
   return 0;
+
 #else
-  ret = chmod_or_fchmod (dst_name, dest_desc, mode);
+
+# if USE_ACL && defined ACL_NO_TRIVIAL
+  /* Solaris 10 NFSv4 ACLs.  */
+  acl_t *aclp = NULL;
+  ret = (source_desc < 0
+        ? acl_get (src_name, ACL_NO_TRIVIAL, &aclp)
+        : facl_get (source_desc, ACL_NO_TRIVIAL, &aclp));
+  if (ret != 0 && errno != ENOSYS)
+    {
+      error (0, errno, "%s", quote (src_name));
+      return ret;
+    }
+# endif
+
+  ret = qset_acl (dst_name, dest_desc, mode);
   if (ret != 0)
     error (0, errno, _("preserving permissions for %s"), quote (dst_name));
+
+# if USE_ACL && defined ACL_NO_TRIVIAL
+  if (ret == 0 && aclp)
+    {
+      ret = (dest_desc < 0
+            ? acl_set (dst_name, aclp)
+            : facl_set (dest_desc, aclp));
+      if (ret != 0)
+       error (0, errno, _("preserving permissions for %s"), quote (dst_name));
+      acl_free (aclp);
+    }
+# endif
+
   return ret;
 #endif
 }
@@ -240,7 +268,43 @@ qset_acl (char const *name, int desc, mode_t mode)
     }
   return 0;
 #else
+
+# if USE_ACL && defined ACL_NO_TRIVIAL
+
+  /* Solaris 10, with NFSv4 ACLs.  */
+  acl_t *aclp;
+  char acl_text[] = "user::---,group::---,mask:---,other:---";
+
+  if (mode & S_IRUSR) acl_text[ 6] = 'r';
+  if (mode & S_IWUSR) acl_text[ 7] = 'w';
+  if (mode & S_IXUSR) acl_text[ 8] = 'x';
+  if (mode & S_IRGRP) acl_text[17] = acl_text[26] = 'r';
+  if (mode & S_IWGRP) acl_text[18] = acl_text[27] = 'w';
+  if (mode & S_IXGRP) acl_text[19] = acl_text[28] = 'x';
+  if (mode & S_IROTH) acl_text[36] = 'r';
+  if (mode & S_IWOTH) acl_text[37] = 'w';
+  if (mode & S_IXOTH) acl_text[38] = 'x';
+
+  if (acl_fromtext (acl_text, &aclp) != 0)
+    {
+      errno = ENOMEM;
+      return -1;
+    }
+  else
+    {
+      int acl_result = (desc < 0 ? acl_set (name, aclp) : facl_set (desc, aclp));
+      int acl_errno = errno;
+      acl_free (aclp);
+      if (acl_result == 0 || acl_errno != ENOSYS)
+       {
+         errno = acl_errno;
+         return acl_result;
+       }
+    }
+# endif
+
   return chmod_or_fchmod (name, desc, mode);
+
 #endif
 }