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00001 /*------------------------------------------------------------------------- 00002 * 00003 * aix.h 00004 * prototypes for AIX-specific routines 00005 * 00006 * 00007 * Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group 00008 * Portions Copyright (c) 1994, Regents of the University of California 00009 * 00010 * src/backend/port/dynloader/aix.h 00011 * 00012 *------------------------------------------------------------------------- 00013 */ 00014 00015 #ifndef PORT_PROTOS_H 00016 #define PORT_PROTOS_H 00017 00018 #include <dlfcn.h> 00019 #include "utils/dynamic_loader.h" /* pgrminclude ignore */ 00020 00021 /* 00022 * In some older systems, the RTLD_NOW flag isn't defined and the mode 00023 * argument to dlopen must always be 1. The RTLD_GLOBAL flag is wanted 00024 * if available, but it doesn't exist everywhere. 00025 * If it doesn't exist, set it to 0 so it has no effect. 00026 */ 00027 #ifndef RTLD_NOW 00028 #define RTLD_NOW 1 00029 #endif 00030 #ifndef RTLD_GLOBAL 00031 #define RTLD_GLOBAL 0 00032 #endif 00033 00034 #define pg_dlopen(f) dlopen((f), RTLD_NOW | RTLD_GLOBAL) 00035 #define pg_dlsym(h, f) ((PGFunction) dlsym(h, f)) 00036 #define pg_dlclose(h) dlclose(h) 00037 #define pg_dlerror() dlerror() 00038 00039 #endif /* PORT_PROTOS_H */
1.7.1