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author | Christian Hesse <mail@eworm.de> | 2014-06-07 06:45:19 +0200 |
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committer | Christian Hesse <mail@eworm.de> | 2014-06-07 06:45:19 +0200 |
commit | 1edcee2141c48a6bd767e9400b0883e6de9d14e5 (patch) | |
tree | 1807e7cbc54f009a717ab28b7e87fcddf09cda41 /dyndhcpd.c | |
parent | 318a07de90bd855c41e568e7a2451832448be677 (diff) | |
download | dyndhcpd-1edcee2141c48a6bd767e9400b0883e6de9d14e5.tar.gz dyndhcpd-1edcee2141c48a6bd767e9400b0883e6de9d14e5.tar.zst |
check if dhcpd exists and is executable
Diffstat (limited to 'dyndhcpd.c')
-rw-r--r-- | dyndhcpd.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -108,6 +108,12 @@ int main(int argc, char ** argv) { goto out; } + /* check if dhcpd exists and is executable */ + if (access(DHCPDFILE, X_OK) == -1) { + fprintf(stderr, "The dhcp daemon is not execatable!\n"); + goto out; + } + /* get the domainname */ gethostname(hostname, 254); hp = gethostbyname(hostname); @@ -268,7 +274,7 @@ int main(int argc, char ** argv) { if (verbose > 1) printf("Running: dhcpd -f -d -q -4 -pf %s -lf %s -cf %s %s\n", pidfile, leasesfile, filename, interface); - execlp("/usr/bin/dhcpd", "dhcpd", "-f", "-d", "-q", "-4", + execlp(DHCPDFILE, "dhcpd", "-f", "-d", "-q", "-4", "-pf", pidfile, "-lf", leasesfile, "-cf", filename, interface, NULL); rc = EXIT_SUCCESS; |