ref: f9b9cab6a17e446b243da154050a9d4b6b4dad15
dir: /sys/src/ape/lib/regexp/regerror.c/
#include <stdlib.h> #include <stdio.h> #include <string.h> #include "regexp.h" void regerror(char *s) { char buf[132]; strcpy(buf, "regerror: "); strcat(buf, s); strcat(buf, "\n"); fwrite(buf, 1, strlen(buf), stderr); exit(1); }