From 1393c745813e58e6bfbcb728b471765c4aa6c36f Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 9 Mar 1998 23:40:44 +0000 Subject: [PATCH] Update. 1998-03-09 23:36 Ulrich Drepper * sysdeps/unix/sysv/linux/init-first.c [!PIC]: Expect arguments in correct format. * sysdeps/unix/sysv/linux/libc-start.c: Call __libc_init_first with correct parameters. [!PIC]: Initialize __libc_multiple_libcs. --- ChangeLog | 8 ++++++++ sysdeps/unix/sysv/linux/init-first.c | 10 ++++++---- sysdeps/unix/sysv/linux/libc-start.c | 23 ++++++++++++++++++----- 3 files changed, 32 insertions(+), 9 deletions(-) diff --git a/ChangeLog b/ChangeLog index c63c207..fef8eca 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,11 @@ +1998-03-09 23:36 Ulrich Drepper + + * sysdeps/unix/sysv/linux/init-first.c [!PIC]: Expect arguments + in correct format. + * sysdeps/unix/sysv/linux/libc-start.c: Call __libc_init_first + with correct parameters. + [!PIC]: Initialize __libc_multiple_libcs. + 1998-03-09 18:21 Ulrich Drepper * elf/dl-support.c (_dl_debug_bindings): Add definition. diff --git a/sysdeps/unix/sysv/linux/init-first.c b/sysdeps/unix/sysv/linux/init-first.c index 3a17228..acaf509 100644 --- a/sysdeps/unix/sysv/linux/init-first.c +++ b/sysdeps/unix/sysv/linux/init-first.c @@ -1,5 +1,5 @@ /* Initialization code run first thing by the ELF startup code. Linux version. - Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -97,9 +97,11 @@ __libc_init_first (void) } #else - -SYSDEP_CALL_INIT(__libc_init_first, init); - +void +__libc_init_first (int argc, char **argv, char **envp) +{ + init (argc, argv, envp); +} #endif diff --git a/sysdeps/unix/sysv/linux/libc-start.c b/sysdeps/unix/sysv/linux/libc-start.c index e9d21a6..5e089d4 100644 --- a/sysdeps/unix/sysv/linux/libc-start.c +++ b/sysdeps/unix/sysv/linux/libc-start.c @@ -20,26 +20,39 @@ #include #include -extern void __libc_init_first (void); +extern void __libc_init_first (int argc, char **argv, char **envp); + +extern int _dl_starting_up; +weak_extern (_dl_starting_up) +extern int __libc_multiple_libcs; int __libc_start_main (int (*main) (int, char **, char **), int argc, char **argv, void (*init) (void), void (*fini) (void), void (*rtld_fini) (void)) { +#ifndef PIC + /* The next variable is only here to work around a bug in gcc <= 2.7.2.2. + If the address would be taken inside the expression the optimizer + would try to be too smart and throws it away. Grrr. */ + int *dummy_addr = &_dl_starting_up; + + __libc_multiple_libcs = dummy_addr && !_dl_starting_up; +#endif + /* Register the destructor of the dynamic linker if there is any. */ if (rtld_fini != NULL) atexit (rtld_fini); + /* Set the global _environ variable correctly. */ + __environ = &argv[argc + 1]; + /* Call the initializer of the libc. */ #ifdef PIC if (_dl_debug_impcalls) _dl_debug_message ("\tinitialize libc\n\n", NULL); #endif - __libc_init_first (); - - /* Set the global _environ variable correctly. */ - __environ = &argv[argc + 1]; + __libc_init_first (argc, argv, __environ); /* Call the initializer of the program. */ #ifdef PIC -- 2.7.4