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#include "tar.h"
// only first hard link
// checksum positive and negative bytes
int main(int argc, char **argv)
{
int opt;
char *output_file_name = NULL;
while ((opt = getopt(argc, argv, "cvtf:")) != -1)
{
switch (opt)
{
case 'c':
break;
case 'f':
output_file_name = optarg;
break;
case 'v':
break;
case 't':
break;
default:
return 1;
}
}
int fd = -1;
if (output_file_name == NULL)
fd = STDOUT_FILENO;
else
{
fd = open(output_file_name, O_WRONLY | O_CREAT | O_TRUNC, 0644);
if (fd == -1)
{
perror("main");
return 1;
}
}
/* printf("out: %s\n", output_file_name); */
char file_name[PATH_MAX];
char **files = argv + optind;
for (; *files != NULL; files++)
{
/* printf("%s\n", *files); */
bzero(file_name, PATH_MAX);
strcpy(file_name, *files);
file_write(fd, file_name);
}
char buf[512] = {'\0'};
write(fd, buf, 512);
write(fd, buf, 512);
if (fd != STDOUT_FILENO)
close(fd);
return 0;
}
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