diff options
Diffstat (limited to 'src/process')
| -rw-r--r-- | src/process/posix_spawn.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/process/posix_spawn.c b/src/process/posix_spawn.c index 604756e9..8a6ff6db 100644 --- a/src/process/posix_spawn.c +++ b/src/process/posix_spawn.c @@ -5,9 +5,16 @@ #include <fcntl.h> #include "syscall.h" #include "fdop.h" +#include "libc.h" extern char **environ; +static void dummy_0() +{ +} +weak_alias(dummy_0, __acquire_ptc); +weak_alias(dummy_0, __release_ptc); + pid_t __vfork(void); int __posix_spawnx(pid_t *restrict res, const char *restrict path, @@ -24,7 +31,10 @@ int __posix_spawnx(pid_t *restrict res, const char *restrict path, if (!attr) attr = &dummy_attr; sigprocmask(SIG_BLOCK, (void *)(uint64_t []){-1}, &oldmask); + + __acquire_ptc(); pid = __vfork(); + __release_ptc(); if (pid) { sigprocmask(SIG_SETMASK, &oldmask, 0); |