diff --git a/halt.c b/halt.c index ecc6e8f30..23eb23c30 100644 --- a/halt.c +++ b/halt.c @@ -26,6 +26,7 @@ extern int halt_main(int argc, char ** argv) { - exit( kill(1, SIGUSR1)); + /* don't assume init's pid == 1 */ + exit( kill(findInitPid(), SIGUSR1)); } diff --git a/init/halt.c b/init/halt.c index ecc6e8f30..23eb23c30 100644 --- a/init/halt.c +++ b/init/halt.c @@ -26,6 +26,7 @@ extern int halt_main(int argc, char ** argv) { - exit( kill(1, SIGUSR1)); + /* don't assume init's pid == 1 */ + exit( kill(findInitPid(), SIGUSR1)); } diff --git a/init/reboot.c b/init/reboot.c index 17ec9f82f..ff2c6ad18 100644 --- a/init/reboot.c +++ b/init/reboot.c @@ -26,6 +26,6 @@ extern int reboot_main(int argc, char ** argv) { - /* don't assume init's pid == 1 */ - exit( kill(findInitPid(), SIGUSR2)); + /* don't assume init's pid == 1 */ + exit( kill(findInitPid(), SIGUSR2)); } diff --git a/reboot.c b/reboot.c index 17ec9f82f..ff2c6ad18 100644 --- a/reboot.c +++ b/reboot.c @@ -26,6 +26,6 @@ extern int reboot_main(int argc, char ** argv) { - /* don't assume init's pid == 1 */ - exit( kill(findInitPid(), SIGUSR2)); + /* don't assume init's pid == 1 */ + exit( kill(findInitPid(), SIGUSR2)); } diff --git a/utility.c b/utility.c index 42ee00c50..74df632b9 100644 --- a/utility.c +++ b/utility.c @@ -1068,7 +1068,12 @@ extern long getNum (const char *cp) } #endif -#if 1 + +#if defined BB_INIT || defined BB_HALT || defined BB_REBOOT + +#if ! defined BB_FEATURE_USE_PROCFS +#error Sorry, I depend on the /proc filesystem right now. +#endif /* findInitPid() * * This finds the pid of init (which is not always 1). @@ -1095,7 +1100,7 @@ findInitPid() fgets(buffer, 256, status); fclose(status); - if ( (strcmp(&buffer[6], "init\n") == 0)) { + if ( (strstr(buffer, "init\n") != NULL )) { return init_pid; } }