diff options
| -rw-r--r-- | src/env/__libc_start_main.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/env/__libc_start_main.c b/src/env/__libc_start_main.c index 58da9e83..ba4d2135 100644 --- a/src/env/__libc_start_main.c +++ b/src/env/__libc_start_main.c @@ -63,11 +63,24 @@ static void libc_start_init(void) weak_alias(libc_start_init, __libc_start_init); +static int libc_start_main_stage2(int (*)(int,char **,char **), int, char **); + int __libc_start_main(int (*main)(int,char **,char **), int argc, char **argv) { char **envp = argv+argc+1; __init_libc(envp, argv[0]); + + /* Barrier against hoisting application code or anything using ssp + * or thread pointer prior to its initialization above. */ + int (*stage2)(); + __asm__ ( "" : "=r"(stage2) : "r"(libc_start_main_stage2) : "memory" ); + return stage2(main, argc, argv); +} + +static int libc_start_main_stage2(int (*main)(int,char **,char **), int argc, char **argv) +{ + char **envp = argv+argc+1; __libc_start_init(); /* Pass control to the application */ |