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-rw-r--r--sysdeps/unix/sysv/aix/init-first.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/aix/init-first.c b/sysdeps/unix/sysv/aix/init-first.c
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+/* Initialization code run first thing by the XCOFF startup code. AIX version.
+ Copyright (C) 2001 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
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sysdep.h>
+#include <fpu_control.h>
+#include <sys/param.h>
+#include <sys/types.h>
+#include <libc-internal.h>
+
+#ifndef SHARED
+# include <ldsodefs.h>
+# include "dl-osinfo.h"
+#endif
+
+extern void __libc_init (int, char **, char **);
+
+/* The function is called from assembly stubs the compiler can't see. */
+static void init (int, char **, char **) __attribute__ ((unused));
+
+extern int _dl_starting_up;
+weak_extern (_dl_starting_up)
+
+extern fpu_control_t _dl_fpu_control;
+extern int _dl_fpu_control_set;
+
+/* Set nonzero if we have to be prepared for more then one libc being
+ used in the process. Safe assumption if initializer never runs. */
+int __libc_multiple_libcs = 1;
+
+/* Remember the command line argument and enviroment contents for
+ later calls of initializers for dynamic libraries. */
+int __libc_argc;
+char **__libc_argv;
+
+
+static void
+init (int argc, char **argv, char **envp)
+{
+ extern void __getopt_clean_environment (char **);
+ /* 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. */
+
+ /* XXX disable dl for now
+ int *dummy_addr = &_dl_starting_up;
+
+ __libc_multiple_libcs = dummy_addr && !_dl_starting_up; */
+
+ /* Save the command-line arguments. */
+ __libc_argc = argc;
+ __libc_argv = argv;
+ __environ = envp;
+
+#ifndef SHARED
+ __libc_init_secure ();
+#endif
+
+ __libc_init (argc, argv, envp);
+
+ /* This is a hack to make the special getopt in GNU libc working. */
+ __getopt_clean_environment (envp);
+
+#ifdef SHARED
+ __libc_global_ctors ();
+#endif
+}
+
+#ifdef SHARED
+
+strong_alias (init, _init);
+
+extern void __libc_init_first (void);
+
+void
+__libc_init_first (void)
+{
+}
+
+#else
+extern void __libc_init_first (int argc, char **argv, char **envp);
+
+void
+__libc_init_first (int argc, char **argv, char **envp)
+{
+ init (argc, argv, envp);
+}
+#endif