File fdupes-speedup.patch of Package fdupes

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File fdupes-speedup.patch of Package fdupes (Revision b0667a239dab7876bd19c3baa462abbe)

Currently displaying revision b0667a239dab7876bd19c3baa462abbe , Show latest

Index: fdupes.c
===================================================================
--- fdupes.c.orig	2010-02-15 15:36:58.000000000 +0100
+++ fdupes.c	2010-02-15 15:38:11.091108207 +0100
@@ -259,7 +259,7 @@
   }
  
   while (fsize > 0) {
-    toread = (fsize % CHUNK_SIZE) ? (fsize % CHUNK_SIZE) : CHUNK_SIZE;
+    toread = (fsize >= CHUNK_SIZE) ? CHUNK_SIZE : fsize;
     if (fread(chunk, toread, 1, file) != 1) {
       errormsg("error reading from file %s\n", filename);
       return NULL;
@@ -561,22 +561,23 @@
 
 int confirmmatch(FILE *file1, FILE *file2)
 {
-  unsigned char c1;
-  unsigned char c2;
+  unsigned char c1[8192];
+  unsigned char c2[8192];
   size_t r1;
   size_t r2;
+  int res;
   
   fseek(file1, 0, SEEK_SET);
   fseek(file2, 0, SEEK_SET);
 
   do {
-    r1 = fread(&c1, sizeof(c1), 1, file1);
-    r2 = fread(&c2, sizeof(c2), 1, file2);
+    r1 = fread(c1, sizeof(unsigned char), sizeof(c1), file1);
+    r2 = fread(c2, sizeof(unsigned char), sizeof(c2), file2);
 
-    if (c1 != c2) return 0; /* file contents are different */
+    if (r1 != r2) return 0; /* file lengths are different */
+    res =  memcmp(c1, c2, r1);
+    if ( 0 != res ) return 0; /* file contents are different */
   } while (r1 && r2);
-  
-  if (r1 != r2) return 0; /* file lengths are different */
 
   return 1;
 }

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File fdupes-speedup.patch of Package fdupes (Revision b0667a239dab7876bd19c3baa462abbe)

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