Created
November 23, 2019 04:33
-
-
Save kuremu/1b51ee6d4ec23af654c76378e6dacc89 to your computer and use it in GitHub Desktop.
Wrapper program to block SIGINT for spawned process
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#include <signal.h> | |
#include <unistd.h> | |
#include <stdio.h> | |
# https://stackoverflow.com/a/4515549 | |
# compile with `gcc -g -o noint noint.c` | |
# usage `./noint <command> [args...]` | |
int main(int argc, char *argv[]) | |
{ | |
sigset_t sigs; | |
sigemptyset(&sigs); | |
sigaddset(&sigs, SIGINT); | |
sigprocmask(SIG_BLOCK, &sigs, 0); | |
if (argc > 1) { | |
execvp(argv[1], argv + 1); | |
perror("execv"); | |
} else { | |
fprintf(stderr, "Usage: %s <command> [args...]\n", argv[0]); | |
} | |
return 1; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment