summaryrefslogtreecommitdiffstats
path: root/TOOLS/compare.c
diff options
context:
space:
mode:
Diffstat (limited to 'TOOLS/compare.c')
-rw-r--r--TOOLS/compare.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/TOOLS/compare.c b/TOOLS/compare.c
deleted file mode 100644
index 8a48bc8255..0000000000
--- a/TOOLS/compare.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Simple file compare program, it finds the number of rounding errors
- * and dies if there is too large an error ( ABS(a-b)>1 ).
- *
- * copyright (c) 2001 Michael Niedermayer
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-
-// FIXME: No checks but it is just for debugging so who cares ;)
-
-int main(int argc, char **argv)
-{
- FILE *f0, *f1;
- int dif=0;
-
- if(argc!=3)
- {
- printf("compare <file1> <file2>\n");
- exit(2);
- }
-
- f0= fopen(argv[1], "rb");
- f1= fopen(argv[2], "rb");
-
- for(;;)
- {
- short c0;
- short c1;
- int d;
-
- int e0= fread(&c0, 2, 1, f0);
- int e1= fread(&c1, 2, 1, f1);
-
- d=c0-c1;
- if(e0==0 && e1==0) break;
- if(e0==0 || e1==0)
- {
- printf("FATAL error, files have different size!\n");
- exit(1);
- }
-
- if(d<0) d=-d; // ABS
- if(d>1)
- {
- printf("FATAL error, too large a difference found (%d)!\n", d);
- exit(1);
- }
-
- if(d) dif++;
- }
-
- fclose(f0);
- fclose(f1);
-
- printf("%d (+/-1)differences found\n", dif);
- exit(0);
-}