diff options
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/xfuncs.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c index 2cfafb01a..432fd6079 100644 --- a/libbb/xfuncs.c +++ b/libbb/xfuncs.c @@ -9,6 +9,7 @@ #include <sys/types.h> #include <sys/stat.h> +#include <sys/wait.h> #include <stdio.h> #include <string.h> #include <stdlib.h> @@ -189,13 +190,14 @@ pid_t bb_spawn(char **argv) { static int failed; pid_t pid; + void *app = find_applet_by_name(argv[0]); // Be nice to nommu machines. failed = 0; pid = vfork(); if (pid < 0) return pid; if (!pid) { - execvp(*argv, argv); + execvp(app ? CONFIG_BUSYBOX_EXEC_PATH : *argv, argv); // We're sharing a stack with blocked parent, let parent know we failed // and then exit to unblock parent (but don't run atexit() stuff, which @@ -216,3 +218,15 @@ pid_t bb_xspawn(char **argv) return pid; } #endif + +#ifdef L_wait4 +int wait4pid(int pid) +{ + int status; + + if (pid == -1 || waitpid(pid, &status, 0) == -1) return -1; + if (WIFEXITED(status)) return WEXITSTATUS(status); + if (WIFSIGNALED(status)) return WTERMSIG(status); + return 0; +} +#endif |