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Forgot that classic \n
[evhz]
/
evhz.c
diff --git
a/evhz.c
b/evhz.c
index a34fd83277723d9397905669bc8a47451ef10a1b..be5ff6db9c957676accd8c029cee9823a1d6b0b3 100644
(file)
--- a/
evhz.c
+++ b/
evhz.c
@@
-42,6
+42,11
@@
int main(int argc, char *argv[]) {
}
}
+ if(geteuid() != 0) {
+ printf("%s must be used as superuser\n", argv[0]);
+ return 1;
+ }
+
signal(SIGINT, sigint);
printf("Press CTRL-C to exit.\n\n");