diff options
Diffstat (limited to 'ports/sysdeps/mips/init-first.c')
-rw-r--r-- | ports/sysdeps/mips/init-first.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/ports/sysdeps/mips/init-first.c b/ports/sysdeps/mips/init-first.c new file mode 100644 index 0000000000..6a5e7caf09 --- /dev/null +++ b/ports/sysdeps/mips/init-first.c @@ -0,0 +1,65 @@ +/* Initialization code run first thing by the ELF startup code. For mips/Unix. + Copyright (C) 1996, 1997, 2010 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, see + <http://www.gnu.org/licenses/>. */ + +#include <unistd.h> + +extern void __libc_init (int, char **, char **); +extern void __libc_global_ctors (void); + + +static void +init (int *data) +{ + int argc = *data; + char **argv = (void *) (data + 1); + char **envp = &argv[argc + 1]; + + __environ = envp; + __libc_init (argc, argv, envp); +} + +#ifdef SHARED +/* This function is called to initialize the shared C library. + It is called just before the user _start code from mips/elf/start.S, + with the stack set up as that code gets it. */ + +/* 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 (int argc, ...) __attribute__ ((unused, section (".init")));*/ + +void +_init (int argc, ...) +{ + init (&argc); + +#ifndef NO_CTORS_DTORS_SECTIONS + __libc_global_ctors (); +#endif +} +#endif + + +void +__libc_init_first (int argc __attribute__ ((unused)), ...) +{ +#ifndef SHARED + init (&argc); +#endif +} |