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Diffstat (limited to 'jnlib/dynload.h')
-rw-r--r-- | jnlib/dynload.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/jnlib/dynload.h b/jnlib/dynload.h new file mode 100644 index 000000000..e365d4f0d --- /dev/null +++ b/jnlib/dynload.h @@ -0,0 +1,73 @@ +/* dynload.h - Wrapper functions for run-time dynamic loading + * Copyright (C) 2003 Free Software Foundation, Inc. + * + * This file is part of JNLIB. + * + * JNLIB 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. + * + * JNLIB 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#ifndef LIBJNLIB_DYNLOAD_H +#define LIBJNLIB_DYNLOAD_H + +#ifndef __MINGW32__ +# include <dlfcn.h> +#else +# include <windows.h> + +# define RTLD_LAZY 0 + +static inline void * +dlopen (const char * name, int flag) +{ + void * hd = LoadLibrary (name); + return hd; +} + +static inline void * +dlsym (void *hd, const char *sym) +{ + if (hd && sym) + { + void * fnc = GetProcAddress (hd, sym); + if (!fnc) + return NULL; + return fnc; + } + return NULL; +} + + +static inline const char * +dlerror (void) +{ + static char buf[32]; + sprintf (buf, "ec=%lu", GetLastError ()); + return buf; +} + + +static inline int +dlclose (void * hd) +{ + if (hd) + { + CloseHandle (hd); + return 0; + } + return -1; +} +# endif /*__MINGW32__*/ +#endif /*LIBJNLIB_DYNLOAD_H*/ |