From b249d37ce4a00a0d03265f1eae346ecf241f80f7 Mon Sep 17 00:00:00 2001
From: Carsten Haitzler <raster@rasterman.com>
Date: Thu, 24 May 2012 05:07:22 +0000
Subject: [PATCH] based on Raphael's idea of tmpdir env vars and such - but
 different. still disables unlink on non-linux.

SVN revision: 71386
---
 .../evas/src/lib/canvas/evas_object_image.c   | 21 +++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/legacy/evas/src/lib/canvas/evas_object_image.c b/legacy/evas/src/lib/canvas/evas_object_image.c
index 571570b552..aa3c8e84f0 100644
--- a/legacy/evas/src/lib/canvas/evas_object_image.c
+++ b/legacy/evas/src/lib/canvas/evas_object_image.c
@@ -221,7 +221,7 @@ _create_tmpf(Evas_Object *obj, void *data, int size, char *format __UNUSED__)
 {
 #ifdef HAVE_SYS_MMAN_H
    Evas_Object_Image *o;
-   char buf[4096];
+   char buf[PATH_MAX];
    void *dst;
    int fd = -1;
    
@@ -233,18 +233,31 @@ _create_tmpf(Evas_Object *obj, void *data, int size, char *format __UNUSED__)
 #endif   
    if (fd < 0)
      {
-        snprintf(buf, sizeof(buf), "/tmp/.evas-tmpf-%i-%p-%i-XXXXXX", 
-                 (int)getpid(), data, (int)size);
+        const char *tmpdir = getenv("TMPDIR");
+        
+        if (!tmpdir)
+          {
+             tmpdir = getenv("TMP");
+             if (!tmpdir)
+               {
+                  tmpdir = getenv("TEMP");
+                  if (!tmpdir) tmpdir = "/tmp";
+               }
+          }
+        snprintf(buf, sizeof(buf), "%s/.evas-tmpf-%i-%p-%i-XXXXXX", 
+                 tmpdir, (int)getpid(), data, (int)size);
         fd = mkstemp(buf);
+        if (fd < 0) return;
      }
-   if (fd < 0) return;
    if (ftruncate(fd, size) < 0)
      {
         unlink(buf);
         close(fd);
         return;
      }
+#ifdef __linux__
    unlink(buf);
+#endif
    
    eina_mmap_safety_enabled_set(EINA_TRUE);