diff options
Diffstat (limited to 'src/precheck.c')
| -rw-r--r-- | src/precheck.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/precheck.c b/src/precheck.c index cbabd2c..78501ba 100644 --- a/src/precheck.c +++ b/src/precheck.c @@ -6,6 +6,7 @@ #include <stdio.h> #include <sys/errno.h> +#include <sys/fcntl.h> #include <sys/stat.h> #include <sys/wait.h> #include <unistd.h> @@ -24,6 +25,20 @@ static int has_git(void) if (pid == 0) { // Child process + + // Redirect stdout to /dev/null + const int devnull = open("/dev/null", O_WRONLY); + if (devnull == -1) { + perror("open"); + _exit(127); + } + if (dup2(devnull, STDOUT_FILENO) == -1) { + perror("dup2"); + close(devnull); + _exit(127); + } + close(devnull); + char *args[] = {"git", "--version", NULL}; execvp("git", args); _exit(127); // execvp only returns on error |