simpler nohup
This commit is contained in:
parent
a051bab859
commit
572f5e926c
6
nohup.c
6
nohup.c
|
@ -13,16 +13,14 @@ int
|
||||||
main(int argc, char *argv[])
|
main(int argc, char *argv[])
|
||||||
{
|
{
|
||||||
int fd;
|
int fd;
|
||||||
struct sigaction sa;
|
|
||||||
|
|
||||||
if(getopt(argc, argv, "") != -1)
|
if(getopt(argc, argv, "") != -1)
|
||||||
exit(Error);
|
exit(Error);
|
||||||
if(optind == argc)
|
if(optind == argc)
|
||||||
enprintf(Error, "usage: %s command [argument...]\n", argv[0]);
|
enprintf(Error, "usage: %s command [argument...]\n", argv[0]);
|
||||||
|
|
||||||
sa.sa_handler = SIG_IGN;
|
if(signal(SIGHUP, SIG_IGN) == SIG_ERR)
|
||||||
if(sigaction(SIGHUP, &sa, NULL) == -1)
|
enprintf(Error, "signal HUP:");
|
||||||
enprintf(Error, "sigaction HUP:");
|
|
||||||
if(isatty(STDOUT_FILENO)) {
|
if(isatty(STDOUT_FILENO)) {
|
||||||
if((fd = open("nohup.out", O_APPEND|O_CREAT, S_IRUSR|S_IWUSR)) == -1)
|
if((fd = open("nohup.out", O_APPEND|O_CREAT, S_IRUSR|S_IWUSR)) == -1)
|
||||||
enprintf(Error, "open nohup.out:");
|
enprintf(Error, "open nohup.out:");
|
||||||
|
|
Loading…
Reference in New Issue
Block a user