added --modify-window option from David Bolen <db3l@fitlinxx.com>

[rsync/rsync.git] / util.c

diff --git a/util.c b/util.c
index bd0af33..1752fae 100644 (file)
--- a/util.c
+++ b/util.c
@@ -955,7 +955,27 @@ void msleep(int t)
 }
 
 
-#ifdef __INSURE__
+/*******************************************************************
+ Determine if two file modification times are equivalent (either exact 
+ or in the modification timestamp window established by --modify-window) 
+ Returns 0 if the times should be treated as the same, 1 if the 
+ first is later and -1 if the 2nd is later
+ *******************************************************************/
+int cmp_modtime(time_t file1, time_t file2)
+{
+       time_t diff;
+       extern int modify_window;
+
+       if (file2 > file1) {
+               if (file2 - file1 <= modify_window) return 0;
+               return -1;
+       }
+       if (file1 - file2 <= modify_window) return 0;
+       return 1;
+}
+
+
+#ifdef __INSURE__XX
 #include <dlfcn.h>
 
 /*******************************************************************