Commit 91a4abd8 authored by Baptiste Coudurier's avatar Baptiste Coudurier
Browse files

fail if input and output are the same

Originally committed as revision 23672 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent cf3b4d9a
......@@ -27,6 +27,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <inttypes.h>
#include <string.h>
#ifdef __MINGW32__
#define fseeko(x,y,z) fseeko64(x,y,z)
......@@ -98,6 +99,11 @@ int main(int argc, char *argv[])
return 0;
}
if (!strcmp(argv[1], argv[2])) {
fprintf(stderr, "input and output files need to be different\n");
return 1;
}
infile = fopen(argv[1], "rb");
if (!infile) {
perror(argv[1]);
......
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