From f97194930886838796546646e26a49bb5899075b Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Tue, 25 Aug 2015 13:37:07 -0700 Subject: [PATCH] NaCl: Call __nacl_main in preference to main. --- ChangeLog | 5 +++++ sysdeps/nacl/start.c | 6 +++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/ChangeLog b/ChangeLog index a6b03f9afe..d642fb0409 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2015-08-25 Roland McGrath + + * sysdeps/nacl/start.c (_start): Call __nacl_main instead of main + if the weak reference is not null. + 2015-08-25 H.J. Lu * sysdeps/x86_64/strcmp.S: Remove "#if !IS_IN (libc)". diff --git a/sysdeps/nacl/start.c b/sysdeps/nacl/start.c index a4b6dd33d4..8e8bc1a05e 100644 --- a/sysdeps/nacl/start.c +++ b/sysdeps/nacl/start.c @@ -44,6 +44,10 @@ /* The application defines this, of course. */ extern int main (int argc, char **argv, char **envp); +/* But maybe it defines this too, in which case it takes precedence. */ +extern int __nacl_main (int argc, char **argv, char **envp) + __attribute__ ((weak)); + /* These are defined in libc. */ extern int __libc_csu_init (int argc, char **argv, char **envp); extern void __libc_csu_fini (void); @@ -59,7 +63,7 @@ _start (uint32_t info[]) { /* The generic code actually assumes that envp follows argv. */ - __libc_start_main (&main, + __libc_start_main (&__nacl_main ?: &main, nacl_startup_argc (info), nacl_startup_argv (info), nacl_startup_auxv (info), -- 2.11.4.GIT