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read from stdin, write to stdout

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Frédéric Mangano 2013-01-01 17:57:55 +01:00
parent 43ea64e4ff
commit f46e1f2071
1 changed files with 17 additions and 9 deletions
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26
opustags.c
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@ -194,19 +194,27 @@ int main(int argc, char **argv){
path_in = argv[optind];
FILE *out = NULL;
if(path_out != NULL){
if(!overwrite){
if(access(path_out, F_OK) == 0){
fprintf(stderr, "'%s' already exists (use -y to overwrite)\n", path_out);
if(strcmp(path_out, "-") == 0)
out = stdout;
else{
if(!overwrite){
if(access(path_out, F_OK) == 0){
fprintf(stderr, "'%s' already exists (use -y to overwrite)\n", path_out);
return EXIT_FAILURE;
}
}
out = fopen(path_out, "w");
if(!out){
perror("fopen");
return EXIT_FAILURE;
}
}
out = fopen(path_out, "w");
if(!out){
perror("fopen");
return EXIT_FAILURE;
}
}
FILE *in = fopen(path_in, "r");
FILE *in;
if(strcmp(path_in, "-") == 0)
in = stdin;
else
in = fopen(path_in, "r");
if(!in){
perror("fopen");
if(out)