simple/errno/errno.c

62 lines
1.0 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "errno_list.h"
char errno_c_rcs_id[] = "$Id: errno.c,v 1.5 2003-02-27 13:28:45 hjp Exp $";
char *cmnd;
int main(int argc, char **argv) {
int i;
cmnd = argv[0];
if (argc <= 1) {
int i;
for (i = 0; i < wke_nr; i++) {
int e = wke[i].number;
char *d = wke[i].define;
printf("%d\t%s\t%s\n", e, d, strerror(e));
}
} else {
for (i = 1; i < argc; i++) {
char *p;
int e = strtoul(argv[i], &p, 0);
if (*p) {
/* This is not a number, so we assume it is a define */
char *d = argv[i];
int j;
for (j = 0; j < wke_nr; j++) {
if (strcmp(wke[j].define, d) == 0) {
e = wke[j].number;
printf("%d\t%s\t%s\n", e, d, strerror(e));
break;
}
}
} else {
/* it is a number */
char *d = "(unknown)";
int j;
for (j = 0; j < wke_nr; j++) {
if (wke[j].number == e) {
d = wke[j].define;
break;
}
}
printf("%d\t%s\t%s\n", e, d, strerror(e));
}
}
}
return 0;
}
/*
* vim:sw=4
*/