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- /*
- * Print the error indicated
- * in the cerror cell.
- */
-
- int errno;
- int sys_nerr;
- char *sys_errlist[];
- perror(s)
- char *s;
- {
- register char *c;
- register n;
-
- c = "Unknown error";
- if(errno < sys_nerr)
- c = sys_errlist[errno];
- n = strlen(s);
- if(n) {
- write(2, s, n);
- write(2, ": ", 2);
- }
- write(2, c, strlen(c));
- write(2, "\n", 1);
- }
-