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m
User:Remark/dec-flipbook.c (view source)
Revision as of 01:41, 16 August 2009
, 01:41, 16 August 2009no edit summary
Line 36:
Line 36:
+
FILE* f = fopen(argv[1], "rb");
FILE* f = fopen(argv[1], "rb");
− if(f == NULL)
+ if(!f)
PERR("fopen");
PERR("fopen");
int len = fsize(f);
int len = fsize(f);
char* buf = malloc(len);
char* buf = malloc(len);
− if(buf == NULL)
+ if(!buf)
+ {
+ fclose(f);
PERR("malloc");
PERR("malloc");
+ }
if(fread(buf,len,1,f) != 1)
if(fread(buf,len,1,f) != 1)
+ {
+ fclose(f);
+ free(buf);
PERR("fread");
PERR("fread");
+ }
int i;
int i;
Line 54:
Line 61:
FILE* fout = fopen(argv[2], "wb+");
FILE* fout = fopen(argv[2], "wb+");
− if(fout == NULL)
+ if(!fout)
+ {
+ fclose(f);
+ free(buf);
PERR("fopen");
PERR("fopen");
+ }
if(fwrite(buf, len, 1, fout) != 1)
if(fwrite(buf, len, 1, fout) != 1)
+ {
+ fclose(f);
+ free(buf);
+ fclose(fout);
PERR("fwrite");
PERR("fwrite");
− }
free(buf);
free(buf);