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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [g++.dg/] [plugin/] [pragma_plugin.c] - Rev 320
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/* Demonstrates how to add custom pragmas */ #include "gcc-plugin.h" #include <stdlib.h> #include "config.h" #include "system.h" #include "coretypes.h" #include "tm.h" #include "rtl.h" #include "tree.h" #include "function.h" #include "c-pragma.h" #include "cpplib.h" #include "tree-pass.h" #include "intl.h" int plugin_is_GPL_compatible; /* handler of #pragma GCCPLUGIN sayhello "message" is quite similar to handler of #pragma GCC message...*/ static void handle_pragma_sayhello (cpp_reader *dummy) { tree message = 0; if (pragma_lex (&message) != CPP_STRING) { warning (OPT_Wpragmas, "%<#pragma GCCPLUGIN sayhello%> is not a string"); return; } if (TREE_STRING_LENGTH (message) > 1) if (cfun) warning (OPT_Wpragmas, "%<pragma GCCPLUGIN sayhello%> from function %qE: %s", cfun->decl, TREE_STRING_POINTER (message)); else warning (OPT_Wpragmas, "%<pragma GCCPLUGIN sayhello%> outside of function: %s", TREE_STRING_POINTER (message)); } /* Plugin callback called during pragma registration */ static void register_my_pragma (void *event_data, void *data) { warning (0, G_("Callback to register pragmas")); c_register_pragma ("GCCPLUGIN", "sayhello", handle_pragma_sayhello); } int plugin_init (struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) { const char *plugin_name = plugin_info->base_name; register_callback (plugin_name, PLUGIN_PRAGMAS, register_my_pragma, NULL); return 0; }
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