File libPropList-0.10.1.dif of Package libPropList

--- comparing.c
+++ comparing.c
@@ -4,6 +4,7 @@
 
    */
 
+#include <string.h>
 #include "proplistP.h"
 
 /* forward prototype */
--- filehandling.c
+++ filehandling.c
@@ -11,7 +11,11 @@
 #include <sys/stat.h>
 #include <sys/file.h>
 #include <sys/types.h>
+#ifdef USE_FLOCK
+#include <sys/file.h>
+#else
 #include <fcntl.h>
+#endif
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -75,8 +79,13 @@
       free(actual_filename);
       return NULL;
     }
-#if 0
-  if((flock(fd, LOCK_EX))<0)
+#ifdef USE_FLOCK
+  if((flock(fd, LOCK_EX)<0) && (errno != ENOLCK))
+  {
+    close(fd);
+    free(actual_filename);
+    return NULL;
+  }
 #endif
 #ifdef headache
   flk.l_type = F_RDLCK;
@@ -106,7 +115,7 @@
     {
       close(fd);
       MyFree(__FILE__, __LINE__, str);
-#if 0
+#ifdef USE_FLOCK
       flock(fd, LOCK_UN);
 #endif
 #ifdef headache
@@ -117,6 +126,17 @@
     }
 
   str[fstat_buf.st_size] = '\0';
+
+#ifdef USE_FLOCK
+  if((flock(fd, LOCK_UN)<0) && (errno != ENOLCK))
+    {
+      close(fd);
+      MyFree(__FILE__, __LINE__, str);
+      fprintf(stderr, "PLGetPropListWithPath(): Couldn't unlock file!\n");
+      return NULL;
+    }
+#endif
+
 #ifdef headache
   flk.l_type = F_UNLCK;
 #if 0