Mercurial > dillo_port1.3

changeset 88:f1eca1aba94a

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- Removed a warning in dpi by adding a mkfname function.
author jcid
date Wed, 02 Jan 2008 14:50:36 +0100
parents 091c76905e74
children 2fddc4143a4c
files dpid/dpid.c dpid/misc_new.c dpid/misc_new.h
diffstat 3 files changed, 24 insertions(+), 8 deletions(-) [+]
line wrap: on
line diff
--- a/dpid/dpid.c	Wed Jan 02 14:22:49 2008 +0100
+++ b/dpid/dpid.c	Wed Jan 02 14:50:36 2008 +0100
@@ -608,7 +608,7 @@
    dpi_nm = get_basename(dpi_attr->path);
 
    dpi_attr->sockpath = dStrconcat(sockdir, "/", dpi_nm, "-XXXXXX", NULL);
-   mktemp(dpi_attr->sockpath);
+   a_Misc_mkfname(dpi_attr->sockpath);
    if (strlen(dpi_attr->sockpath) > sp_len) {
       ERRMSG("init_all_dpi_sockets", "socket path is too long", 0);
       MSG_ERR("\n - it should be <= %lu chars", (ulong_t)sp_len);
--- a/dpid/misc_new.c	Wed Jan 02 14:22:49 2008 +0100
+++ b/dpid/misc_new.c	Wed Jan 02 14:50:36 2008 +0100
@@ -138,13 +138,29 @@
 /*
  * Alternative to mkdtemp().
  * Not as strong as mkdtemp, but enough for creating a directory.
- * (adapted from dietlibc)
  */
 char *a_Misc_mkdtemp(char *template)
 {
+   for (;;) {
+      if (a_Misc_mkfname(template) && mkdir(template, 0700) == 0)
+         break;
+      if (errno == EEXIST)
+         continue;
+      return 0;
+   }
+   return template;
+}
+
+/*
+ * Return a new, non-existent file name from a template
+ * (adapted from dietlibc; alternative to mkdtemp())
+ */
+char *a_Misc_mkfname(char *template)
+{
    char *tmp = template + strlen(template) - 6;
    int i;
    unsigned int random;
+   struct stat stat_buf;
 
    if (tmp < template)
       goto error;
@@ -155,6 +171,7 @@
          return 0;
       }
    srand((uint_t)(time(0) ^ getpid()));
+
    for (;;) {
       random = (unsigned) rand();
       for (i = 0; i < 6; ++i) {
@@ -162,11 +179,9 @@
 
          tmp[i] = hexdigit > 9 ? hexdigit + 'a' - 10 : hexdigit + '0';
       }
-      if (mkdir(template, 0700) == 0)
-         break;
-      if (errno == EEXIST)
-         continue;
-      return 0;
+      if (stat(template, &stat_buf) == -1 && errno == ENOENT)
+         return template;
+
+      MSG_ERR("a_Misc_mkfname: another round for %s \n", template);
    }
-   return template;
 }
--- a/dpid/misc_new.h	Wed Jan 02 14:22:49 2008 +0100
+++ b/dpid/misc_new.h	Wed Jan 02 14:50:36 2008 +0100
@@ -8,5 +8,6 @@
 Dstr *a_Misc_rdtag(int socket);
 char *a_Misc_readtag(int sock);
 char *a_Misc_mkdtemp(char *template);
+char *a_Misc_mkfname(char *template);
 
 #endif