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-rw-r--r--libiberty/tmpnam.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/libiberty/tmpnam.c b/libiberty/tmpnam.c
new file mode 100644
index 0000000..c061467
--- /dev/null
+++ b/libiberty/tmpnam.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+#ifndef L_tmpnam
+#define L_tmpname 100
+#endif
+#ifndef P_tmpdir
+#define P_tmpdir "/usr/tmp"
+#endif
+
+static char tmpnam_buffer[L_tmpnam];
+static int tmpnam_counter;
+
+extern int getpid ();
+
+char *
+tmpnam (s)
+ char *s;
+{
+ int pid = getpid ();
+
+ if (s == NULL)
+ s = tmpnam_buffer;
+
+ /* Generate the filename and make sure that there isn't one called
+ it already. */
+
+ while (1)
+ {
+ FILE *f;
+ sprintf (s, "%s/%s%x.%x", P_tmpdir, "t", pid, tmpnam_counter);
+ f = fopen (s, "r");
+ if (f == NULL)
+ break;
+ tmpnam_counter++;
+ fclose (f);
+ }
+
+ return s;
+}