82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
#include <unistd.h>
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#include "strerr.h"
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#include "error.h"
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#include "open.h"
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#define USAGE " u|d|o|p|c|h|a|i|q|1|2|t|k|x|e service ..."
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#define VERSION "$Id: ccf8fc8ee3c340d8de97b5ddd9270b55e0f437cb $"
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#define FATAL "runsvctrl: fatal: "
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#define WARNING "runsvctrl: warning: "
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char *progname;
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unsigned int rc =0;
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void usage() { strerr_die4x(1, "usage: ", progname, USAGE, "\n"); }
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void fatal(char *m1) { strerr_die3sys(111, FATAL, m1, ": "); }
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void warn(char *m1, char *m2) {
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rc++;
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strerr_warn5(WARNING, m1, ": ", m2, ": ", &strerr_sys);
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}
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void warnx(char *m1, char *m2) {
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rc++;
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strerr_warn4(WARNING, m1, ": ", m2, 0);
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}
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int ctrl(char *name, char c) {
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int fd;
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if ((fd =open_write("supervise/control")) == -1) {
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if (errno == error_nodevice)
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warnx(name, "runsv not running.");
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else
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warn(name, "unable to open supervise/control");
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return(-1);
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}
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if (write(fd, &c, 1) != 1) {
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warn(name, "unable to write to supervise/control");
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return(-1);
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}
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return(1);
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}
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int main(int argc, char **argv) {
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char **dir;
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int curdir;
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char c;
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progname =*argv++;
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if (! argv || ! *argv) usage();
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switch ((c =**argv)) {
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case 'e': c ='x';
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case 'u': case 'd': case 'o': case 'x': case 'p': case 'c': case 'h':
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case 'a': case 'i': case 't': case 'k': case 'q': case '1': case '2':
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break;
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default:
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usage();
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}
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dir =++argv;
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if (! dir || ! *dir) usage();
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if ((curdir =open_read(".")) == -1) {
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rc =100;
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fatal("unable to open current directory");
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}
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for (; dir && *dir; dir++) {
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if (chdir(*dir) == -1) {
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warn(*dir, "unable to change directory");
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continue;
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}
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ctrl(*dir, c);
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if (fchdir(curdir) == -1) {
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rc =100;
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fatal("unable to change directory");
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}
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}
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if (rc > 100) rc =100;
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_exit(rc);
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}
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