diff options
| author | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-06-20 19:52:08 +0000 |
|---|---|---|
| committer | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-06-20 19:52:08 +0000 |
| commit | 34bbbb0670a7df57036c2e158857ef655548bca5 (patch) | |
| tree | a40370cacb124a35a15e8df7766262292b7f292e /gcc/c-family/c-pragma.h | |
| parent | efff306159648aee52fe35120a1ee0270034bda0 (diff) | |
| download | gcc-34bbbb0670a7df57036c2e158857ef655548bca5.tar.gz | |
2011-06-20 Basile Starynkevitch <basile@starynkevitch.net>
MELT branch merged with trunk rev 175225 using svnmerge. Using
c_register_pragma_with_expansion_and_data is now possible...
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@175227 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c-family/c-pragma.h')
| -rw-r--r-- | gcc/c-family/c-pragma.h | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/gcc/c-family/c-pragma.h b/gcc/c-family/c-pragma.h index cec9cd17616..d231c256e46 100644 --- a/gcc/c-family/c-pragma.h +++ b/gcc/c-family/c-pragma.h @@ -84,10 +84,40 @@ extern bool pop_visibility (int); extern void init_pragma (void); /* Front-end wrappers for pragma registration. */ -typedef void (*pragma_handler)(struct cpp_reader *); -extern void c_register_pragma (const char *, const char *, pragma_handler); -extern void c_register_pragma_with_expansion (const char *, const char *, - pragma_handler); +typedef void (*pragma_handler_1arg)(struct cpp_reader *); +/* A second pragma handler, which adds a void * argument allowing to pass extra + data to the handler. */ +typedef void (*pragma_handler_2arg)(struct cpp_reader *, void *); + +/* This union allows to abstract the different handlers. */ +union gen_pragma_handler { + pragma_handler_1arg handler_1arg; + pragma_handler_2arg handler_2arg; +}; +/* Internally used to keep the data of the handler. */ +struct internal_pragma_handler_d { + union gen_pragma_handler handler; + /* Permits to know if handler is a pragma_handler_1arg (extra_data is false) + or a pragma_handler_2arg (extra_data is true). */ + bool extra_data; + /* A data field which can be used when extra_data is true. */ + void * data; +}; +typedef struct internal_pragma_handler_d internal_pragma_handler; + +extern void c_register_pragma (const char *space, const char *name, + pragma_handler_1arg handler); +extern void c_register_pragma_with_data (const char *space, const char *name, + pragma_handler_2arg handler, + void *data); + +extern void c_register_pragma_with_expansion (const char *space, + const char *name, + pragma_handler_1arg handler); +extern void c_register_pragma_with_expansion_and_data (const char *space, + const char *name, + pragma_handler_2arg handler, + void *data); extern void c_invoke_pragma_handler (unsigned int); extern void maybe_apply_pragma_weak (tree); |