Update.

1998-03-09 23:36  Ulrich Drepper  <drepper@cygnus.com>

	* 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.

diff --git a/ChangeLog b/ChangeLog
index c63c207..fef8eca 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+1998-03-09 23:36  Ulrich Drepper  <drepper@cygnus.com>
+
+       * 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  <drepper@cygnus.com>
 
        * 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 (file)
--- 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 (file)
--- a/sysdeps/unix/sysv/linux/libc-start.c
+++ b/sysdeps/unix/sysv/linux/libc-start.c
@@ -20,26 +20,39 @@
 #include <stdlib.h>
 #include <unistd.h>
 
-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