Changeset 767

Timestamp:

2011-04-18T09:16:12+02:00 (2 years ago)

Author:

moo

Message:

check return value to avoid gcc warning

Location:

trunk

Files:

• coverager.c (modified) (1 diff)
• mmap.c (modified) (1 diff)
• xcache.c (modified) (1 diff)

trunk/coverager.c

@@ -172 +172 @@
     p[1] = covlines;
 
-    ftruncate(fd, 0);
+    if (ftruncate(fd, 0) != 0) {
+        goto bailout;
+    }
     lseek(fd, 0, SEEK_SET);
-    write(fd, (char *) buf, size);
+    if (write(fd, (char *) buf, size) != size) {
+        goto bailout;
+    }
 
 bailout:

trunk/mmap.c

@@ -187 +187 @@
         }
     }
-    ftruncate(fd, size);
+
+    if (ftruncate(fd, size) != 0) {
+        perror(shm->name);
+        errstr = "Failed to ftruncate the file";
+        goto err;
+    }
 #endif
 

trunk/xcache.c

@@ -3156 +3156 @@
     xcache_restore_signal_handler();
     if (xc_coredump_dir && xc_coredump_dir[0]) {
-        chdir(xc_coredump_dir);
+        if (chdir(xc_coredump_dir) != 0) {
+            /* error, but nothing can do about it
+             * and should'nt print anything which might SEGV again */
+        }
     }
     raise(sig);