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sortix--sortix/libc/dlfcn/dlfcn.cpp
2013-12-17 14:30:38 +01:00

57 lines
1.6 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2012.
This file is part of the Sortix C Library.
The Sortix 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 3 of the License, or (at your
option) any later version.
The Sortix 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 Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
dlfcn/dlfcn.cpp
Dynamic linking.
*******************************************************************************/
#include <stdio.h>
#include <dlfcn.h>
static const char* dlerrormsg = NULL;
extern "C" void* dlopen(const char* filename, int mode)
{
(void) mode;
dlerrormsg = "Sortix does not yet support dynamic linking";
fprintf(stderr, "%s: loading file: %s\n", dlerrormsg, filename);
return NULL;
}
extern "C" void* dlsym(void* handle, const char* name)
{
(void) handle;
dlerrormsg = "Sortix does not yet support dynamic linking";
fprintf(stderr, "%s: resolving symbol: %s\n", dlerrormsg, name);
return NULL;
}
extern "C" int dlclose(void* handle)
{
(void) handle;
return 0;
}
extern "C" char* dlerror()
{
const char* result = dlerrormsg;
dlerrormsg = NULL;
return (char*) result;
}