diff options
Diffstat (limited to 'sysdeps/generic/init-first.c')
-rw-r--r-- | sysdeps/generic/init-first.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/sysdeps/generic/init-first.c b/sysdeps/generic/init-first.c new file mode 100644 index 0000000000..fa21274c73 --- /dev/null +++ b/sysdeps/generic/init-first.c @@ -0,0 +1,59 @@ +/* Initialization code run first thing by the ELF startup code. Stub version. + Copyright (C) 1995, 1997, 1998, 2001, 2002 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 <unistd.h> +#include <sys/types.h> + +/* 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 attribute_hidden = 1; + +extern void __libc_init (int, char **, char **); +#ifdef USE_NONOPTION_FLAGS +extern void __getopt_clean_environment (char **); +#endif + +#ifdef SHARED +void +__libc_init_first (void) +{ +} +#endif + +#ifdef SHARED +/* NOTE! The linker notices the magical name `_init' and sets the DT_INIT + pointer in the dynamic section based solely on that. It is convention + for this function to be in the `.init' section, but the symbol name is + the only thing that really matters!! */ +void _init +#else +void __libc_init_first +#endif +(int argc, char *arg0, ...) +{ + char **argv = &arg0, **envp = &argv[argc + 1]; + + __environ = envp; + __libc_init (argc, argv, envp); + +#ifdef USE_NONOPTION_FLAGS + /* This is a hack to make the special getopt in GNU libc working. */ + __getopt_clean_environment (envp); +#endif +} |