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authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/temp/mkdtemp.c
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initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/temp/mkdtemp.c')
-rw-r--r--src/temp/mkdtemp.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/temp/mkdtemp.c b/src/temp/mkdtemp.c
new file mode 100644
index 00000000..f8b067ec
--- /dev/null
+++ b/src/temp/mkdtemp.c
@@ -0,0 +1,21 @@
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include "libc.h"
+
+char *mkdtemp(char *template)
+{
+	for (;;) {
+		if (!mktemp(template)) return 0;
+		if (!mkdir(template, 0700)) return template;
+		if (errno != EEXIST) return 0;
+		/* this is safe because mktemp verified
+		 * that we have a valid template string */
+		strcpy(template+strlen(template)-6, "XXXXXX");
+	}
+}