gcc/libgcc/config/sol2/crtpg.c
2022-01-03 10:42:10 +01:00

47 lines
1.6 KiB
C

/* Register profiling startup and cleanup with Solaris CRTs.
Copyright (C) 2015-2022 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC 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 General Public License
for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include <stdlib.h>
extern void monstartup (char *, char *);
extern void _mcleanup (void);
extern char _start[], _etext[];
int __start_crt_compiler (int, char **);
/* Since Solaris 11.4, the system-provided CRTs provide a hook to invoke
initialization code early during process startup. __start_crt_compiler
is documented in crt1.o(5). We use it to perform initialization for
profiling as a substitute for the earlier separate gcrt1.o. */
int
__start_crt_compiler (int argc __attribute__ ((unused)),
char **argv __attribute__ ((unused)))
{
monstartup (_start, _etext);
atexit (_mcleanup);
return 0;
}