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Diffstat (limited to 'src/backend/port/dynloader/cygwin.h')
| -rw-r--r-- | src/backend/port/dynloader/cygwin.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/backend/port/dynloader/cygwin.h b/src/backend/port/dynloader/cygwin.h new file mode 100644 index 00000000000..ef476ff1402 --- /dev/null +++ b/src/backend/port/dynloader/cygwin.h @@ -0,0 +1,36 @@ +/*------------------------------------------------------------------------- + * + * Dynamic loader declarations for Cygwin + * + * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * $Header: /cvsroot/pgsql/src/backend/port/dynloader/cygwin.h,v 1.1 2003/03/21 17:18:34 petere Exp $ + * + *------------------------------------------------------------------------- + */ +#ifndef PORT_PROTOS_H +#define PORT_PROTOS_H + +#include <dlfcn.h> +#include "utils/dynamic_loader.h" + +/* + * In some older systems, the RTLD_NOW flag isn't defined and the mode + * argument to dlopen must always be 1. The RTLD_GLOBAL flag is wanted + * if available, but it doesn't exist everywhere. + * If it doesn't exist, set it to 0 so it has no effect. + */ +#ifndef RTLD_NOW +#define RTLD_NOW 1 +#endif +#ifndef RTLD_GLOBAL +#define RTLD_GLOBAL 0 +#endif + +#define pg_dlopen(f) dlopen((f), RTLD_NOW | RTLD_GLOBAL) +#define pg_dlsym dlsym +#define pg_dlclose dlclose +#define pg_dlerror dlerror + +#endif /* PORT_PROTOS_H */ |