iverilog/cadpli/cadpli.c

121 lines
2.9 KiB
C

/*
* Copyright (c) 2003 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form under the terms of the GNU
* General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: cadpli.c,v 1.7 2004/09/10 00:15:45 steve Exp $"
#endif
# include <vpi_user.h>
# include <veriuser.h>
# include <stdlib.h>
#ifdef HAVE_MALLOC_H
# include <malloc.h>
#endif
# include <string.h>
# include <assert.h>
# include "ivl_dlfcn.h"
typedef void* (*funcvp)(void);
static void thunker_register(void)
{
struct t_vpi_vlog_info vlog_info;
void*mod;
void*boot;
struct t_tfcell*tf;
int idx;
vpi_get_vlog_info(&vlog_info);
for (idx = 0 ; idx < vlog_info.argc ; idx += 1) {
char*module, *cp, *bp;
if (strncmp("-cadpli=", vlog_info.argv[idx], 8) != 0)
continue;
cp = vlog_info.argv[idx] + 8;
assert(cp);
bp = strchr(cp, ':');
assert(bp);
module = malloc(bp-cp+1);
strncpy(module, cp, bp-cp);
module[bp-cp] = 0;
mod = ivl_dlopen(module);
if (mod == 0) {
vpi_printf("%s link: %s\n", vlog_info.argv[idx], dlerror());
free(module);
continue;
}
bp += 1;
boot = ivl_dlsym(mod, bp);
if (boot == 0) {
vpi_printf("%s: Symbol %s not found.\n",
vlog_info.argv[idx], bp);
free(module);
continue;
}
free(module);
assert(boot);
tf = (*((funcvp)boot))();
assert(tf);
veriusertfs_register_table(tf);
}
}
void (*vlog_startup_routines[])() = {
thunker_register,
0
};
/*
* $Log: cadpli.c,v $
* Revision 1.7 2004/09/10 00:15:45 steve
* Remove bad casts.
*
* Revision 1.6 2004/09/05 21:19:51 steve
* Better type safety.
*
* Revision 1.5 2003/08/26 16:26:02 steve
* ifdef idents correctly.
*
* Revision 1.4 2003/04/30 01:28:06 steve
* Remove veriusertfs stuf.
*
* Revision 1.3 2003/02/22 04:04:38 steve
* Only include malloc.h if it is present.
*
* Revision 1.2 2003/02/17 00:01:25 steve
* Use a variant of ivl_dlfcn to do dynamic loading
* from within the cadpli module.
*
* Change the +cadpli flag to -cadpli, to keep the
* plusargs namespace clear.
*
* Revision 1.1 2003/02/16 02:23:54 steve
* Add the cadpli interface module.
*
*/