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/* UnixArgs.cc record argc, argv as global variables.
Copyright (C) 2009-2022 Free Software Foundation, Inc.
Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
This file is part of GNU Modula-2.
GNU Modula-2 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.
GNU Modula-2 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 <config.h>
#include <m2rts.h>
#define EXPORT(FUNC) m2pim ## _UnixArgs_ ## FUNC
#define M2EXPORT(FUNC) m2pim ## _M2_UnixArgs_ ## FUNC
#define M2LIBNAME "m2pim"
extern "C" int EXPORT(GetArgC) (void);
extern "C" char **EXPORT(GetArgV) (void);
extern "C" char **EXPORT(GetEnvV) (void);
static int UnixArgs_ArgC;
static char **UnixArgs_ArgV;
static char **UnixArgs_EnvV;
/* GetArgC returns argc. */
extern "C" int
EXPORT(GetArgC) (void)
{
return UnixArgs_ArgC;
}
/* GetArgV returns argv. */
extern "C" char **
EXPORT(GetArgV) (void)
{
return UnixArgs_ArgV;
}
/* GetEnvV returns envv. */
extern "C" char **
EXPORT(GetEnvV) (void)
{
return UnixArgs_EnvV;
}
/* GNU Modula-2 linking hooks. */
extern "C" void
M2EXPORT(init) (int argc, char **argv, char **envp)
{
UnixArgs_ArgC = argc;
UnixArgs_ArgV = argv;
UnixArgs_EnvV = envp;
}
extern "C" void
M2EXPORT(fini) (int, char **, char **)
{
}
extern "C" void
M2EXPORT(dep) (void)
{
}
extern "C" void __attribute__((__constructor__))
M2EXPORT(ctor) (void)
{
m2pim_M2RTS_RegisterModule ("UnixArgs", M2LIBNAME,
M2EXPORT(init), M2EXPORT(fini),
M2EXPORT(dep));
}
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