major improvements to temp file name generator

[musl] / src / temp / mkdtemp.c

diff --git a/src/temp/mkdtemp.c b/src/temp/mkdtemp.c
index 162d98b..f2ecc51 100644 (file)
--- a/src/temp/mkdtemp.c
+++ b/src/temp/mkdtemp.c
@@ -12,7 +12,8 @@ char *__mktemp(char *);
 
 char *mkdtemp(char *template)
 {
-       for (;;) {
+       int retries = 100;
+       while (retries--) {
                if (!__mktemp(template)) return 0;
                if (!mkdir(template, 0700)) return template;
                if (errno != EEXIST) return 0;
@@ -20,4 +21,5 @@ char *mkdtemp(char *template)
                 * that we have a valid template string */
                strcpy(template+strlen(template)-6, "XXXXXX");
        }
+       return 0;
 }