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-rw-r--r--src/stdio/tmpfile.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/stdio/tmpfile.c b/src/stdio/tmpfile.c
new file mode 100644
index 00000000..185025f1
--- /dev/null
+++ b/src/stdio/tmpfile.c
@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include "stdio_impl.h"
+
+FILE *tmpfile(void)
+{
+	char buf[L_tmpnam], *s;
+	int fd;
+	FILE *f;
+	for (;;) {
+		s = tmpnam(buf);
+		if (!s) return NULL;
+		fd = __syscall_open(s, O_RDWR | O_CREAT | O_EXCL, 0600);
+		if (fd >= 0) {
+			f = __fdopen(fd, "w+");
+			remove(s);
+			return f;
+		}
+	}
+}
+
+LFS64(tmpfile);