Implement apr_file_mktemp() for NetWare to avoid problems with exclusive file locking

git-svn-id: http://svn.apache.org/repos/asf/apr/apr/trunk@65011 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 49 insertions, 0 deletions

diff --git a/file_io/netware/mktemp.c b/file_io/netware/mktemp.c
new file mode 100644
index 000000000..884a8c40b
--- /dev/null
+++ b/file_io/netware/mktemp.c
@@ -0,0 +1,49 @@
+/* Copyright 2000-2004 The Apache Software Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr_private.h"
+#include "apr_file_io.h" /* prototype of apr_mkstemp() */
+#include "apr_strings.h" /* prototype of apr_mkstemp() */
+#include "apr_arch_file_io.h" /* prototype of apr_mkstemp() */
+#include "apr_portable.h" /* for apr_os_file_put() */
+
+#include <stdlib.h> /* for mkstemp() - Single Unix */
+
+APR_DECLARE(apr_status_t) apr_file_mktemp(apr_file_t **fp, char *template, apr_int32_t flags, apr_pool_t *p)
+{
+    int fd;
+    apr_status_t rv;
+
+    flags = (!flags) ? APR_CREATE | APR_READ | APR_WRITE |  
+                       APR_DELONCLOSE : flags;
+
+    fd = mkstemp(template);
+    if (fd == -1) {
+        return errno;
+    }
+    /* We need to reopen the file to get rid of the o_excl flag.
+     * Otherwise file locking will not allow the file to be shared.
+     */
+    close(fd);
+    if ((rv = apr_file_open(fp, template, flags|APR_FILE_NOCLEANUP,
+                            APR_UREAD | APR_UWRITE, p)) == APR_SUCCESS) {
+
+        apr_pool_cleanup_register((*fp)->pool, (void *)(*fp),
+                                  apr_unix_file_cleanup, apr_unix_file_cleanup);
+    }
+
+    return rv;
+}
+