sinit

suckless init
git clone git://git.2f30.org/sinit
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commit 74f1fb86c974ad805614f8d96388c2df7911eb55
parent 948ceeb6750119251fa81baa662d109eb1206247
Author: sin <sin@2f30.org>
Date:   Sat,  8 Feb 2014 12:36:34 +0000

Remove Arg - it is a leftover from when we had the FIFO code

Diffstat:
Mconfig.def.h | 6+++---
Msinit.c | 19+++++++------------
2 files changed, 10 insertions(+), 15 deletions(-)

diff --git a/config.def.h b/config.def.h @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -static const char *rcinitcmd[] = { "/bin/rc.init", NULL }; -static const char *rcrebootcmd[] = { "/bin/rc.shutdown", "reboot", NULL }; -static const char *rcpoweroffcmd[] = { "/bin/rc.shutdown", "poweroff", NULL }; +static char *const rcinitcmd[] = { "/bin/rc.init", NULL }; +static char *const rcrebootcmd[] = { "/bin/rc.shutdown", "reboot", NULL }; +static char *const rcpoweroffcmd[] = { "/bin/rc.shutdown", "poweroff", NULL }; diff --git a/sinit.c b/sinit.c @@ -14,10 +14,6 @@ #include <unistd.h> #include "util.h" -typedef union { - const void *v; -} Arg; - typedef struct { int sig; void (*func)(void); @@ -26,7 +22,7 @@ typedef struct { static void sigpoweroff(void); static void sigreap(void); static void sigreboot(void); -static void spawn(const Arg *); +static void spawn(char *const []); static Sigmap dispatchsig[] = { { SIGUSR1, sigpoweroff }, @@ -65,7 +61,7 @@ main(void) if (sigfd < 0) eprintf("sinit: signalfd:"); - spawn(&(Arg){ .v = rcinitcmd }); + spawn(rcinitcmd); while (1) { FD_ZERO(&rfds); @@ -93,7 +89,7 @@ main(void) static void sigpoweroff(void) { - spawn(&(Arg){ .v = rcpoweroffcmd }); + spawn(rcpoweroffcmd); } static void @@ -106,14 +102,13 @@ sigreap(void) static void sigreboot(void) { - spawn(&(Arg){ .v = rcrebootcmd }); + spawn(rcrebootcmd); } static void -spawn(const Arg *arg) +spawn(char *const argv[]) { pid_t pid; - char *const *p = arg->v; pid = fork(); if (pid < 0) { @@ -121,8 +116,8 @@ spawn(const Arg *arg) } else if (pid == 0) { setsid(); setpgid(0, 0); - execvp(*p, p); - weprintf("sinit: execvp %s:", *p); + execvp(argv[0], argv); + weprintf("sinit: execvp %s:", argv[0]); _exit(errno == ENOENT ? 127 : 126); } }