#include "libbb.h"
-static FILE *cmp_xfopen_input(const char *filename)
-{
- FILE *fp;
-
- fp = fopen_or_warn_stdin(filename);
- if (fp)
- return fp;
- xfunc_die(); /* We already output an error message. */
-}
-
static const char fmt_eof[] ALIGN1 = "cmp: EOF on %s\n";
static const char fmt_differ[] ALIGN1 = "%s %s differ: char %"OFF_FMT"d, line %d\n";
// This fmt_l_opt uses gnu-isms. SUSv3 would be "%.0s%.0s%"OFF_FMT"d %o %o\n"
#define CMP_OPT_s (1<<0)
#define CMP_OPT_l (1<<1)
-int cmp_main(int argc, char **argv);
-int cmp_main(int argc, char **argv)
+int cmp_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int cmp_main(int argc UNUSED_PARAM, char **argv)
{
FILE *fp1, *fp2, *outfile = stdout;
const char *filename1, *filename2 = "-";
- USE_DESKTOP(off_t skip1 = 0, skip2 = 0;)
+ IF_DESKTOP(off_t skip1 = 0, skip2 = 0;)
off_t char_pos = 0;
int line_pos = 1; /* Hopefully won't overflow... */
const char *fmt;
xfunc_error_retval = 2; /* 1 is returned if files are different. */
opt_complementary = "-1"
- USE_DESKTOP(":?4")
- SKIP_DESKTOP(":?2")
+ IF_DESKTOP(":?4")
+ IF_NOT_DESKTOP(":?2")
":l--s:s--l";
opt = getopt32(argv, opt_chars);
argv += optind;
filename1 = *argv;
- fp1 = cmp_xfopen_input(filename1);
+ fp1 = xfopen_stdin(filename1);
if (*++argv) {
filename2 = *argv;
#endif
}
- fp2 = cmp_xfopen_input(filename2);
+ fp2 = xfopen_stdin(filename2);
if (fp1 == fp2) { /* Paranoia check... stdin == stdin? */
/* Note that we don't bother reading stdin. Neither does gnu wc.
* But perhaps we should, so that other apps down the chain don't