__attribute__ change into macro

Makes it easier to port to another compiler.
Thanks Jimmy Taker
This commit is contained in:
Nirgal Vourgère 2013-06-28 01:51:52 +02:00
commit 0196d34d7b
4 changed files with 43 additions and 19 deletions

View File

@ -37,6 +37,10 @@
#include <iconv.h>
#endif
#ifdef _WIN32
#include <io.h>
#endif
#define MDB_DEBUG 0
#define MDB_PGSIZE 4096
@ -48,7 +52,10 @@
#define MDB_MEMO_OVERHEAD 12
#define MDB_BIND_SIZE 16384
#define MDB_DEPRECATED __attribute__((deprecated))
// Theses 2 atrbutes are not supported by all compilers:
// M$VC see http://stackoverflow.com/questions/1113409/attribute-constructor-equivalent-in-vc
#define MDB_DEPRECATED(type, funcname) type __attribute__((deprecated)) funcname
#define MDB_CONSTRUCTOR(funcname) void __attribute__((constructor)) funcname()
enum {
MDB_PAGE_DB = 0,
@ -425,8 +432,8 @@ typedef struct {
} MdbSarg;
/* mem.c */
extern void MDB_DEPRECATED mdb_init();
extern void MDB_DEPRECATED mdb_exit();
extern MDB_DEPRECATED(void, mdb_init());
extern MDB_DEPRECATED(void, mdb_exit());
/* file.c */
extern ssize_t mdb_read_pg(MdbHandle *mdb, unsigned long pg);
@ -496,14 +503,14 @@ extern int mdb_read_row(MdbTableDef *table, unsigned int row);
extern void mdb_buffer_dump(const void *buf, int start, size_t len);
/* backend.c */
extern char* MDB_DEPRECATED mdb_get_coltype_string(MdbBackend *backend, int col_type);
extern int MDB_DEPRECATED mdb_coltype_takes_length(MdbBackend *backend, int col_type);
extern MDB_DEPRECATED(char*, mdb_get_coltype_string(MdbBackend *backend, int col_type));
extern MDB_DEPRECATED(int, mdb_coltype_takes_length(MdbBackend *backend, int col_type));
extern const MdbBackendType* mdb_get_colbacktype(const MdbColumn *col);
extern const char* mdb_get_colbacktype_string(const MdbColumn *col);
extern int mdb_colbacktype_takes_length(const MdbColumn *col);
extern void MDB_DEPRECATED mdb_init_backends();
extern MDB_DEPRECATED(void, mdb_init_backends());
extern void mdb_register_backend(char *backend_name, guint32 capabilities, MdbBackendType *backend_type, MdbBackendType *type_shortdate, MdbBackendType *type_autonum, const char *short_now, const char *long_now, const char *charset_statement, const char *drop_statement, const char *constaint_not_empty_statement, const char *column_comment_statement, const char *table_comment_statement, gchar* (*quote_schema_name)(const gchar*, const gchar*));
extern void MDB_DEPRECATED mdb_remove_backends();
extern MDB_DEPRECATED(void, mdb_remove_backends());
extern int mdb_set_default_backend(MdbHandle *mdb, const char *backend_name);
extern void mdb_print_schema(MdbHandle *mdb, FILE *outfile, char *tabname, char *dbnamespace, guint32 export_options);

View File

@ -35,6 +35,7 @@
static int is_init;
GHashTable *mdb_backends;
void _mdb_remove_backends();
/* Access data types */
static MdbBackendType mdb_access_types[] = {
@ -259,8 +260,8 @@ quote_with_squotes(const gchar* value)
return quote_generic(value, '\'', '\'');
}
char * MDB_DEPRECATED
mdb_get_coltype_string(MdbBackend *backend, int col_type)
MDB_DEPRECATED(char*,
mdb_get_coltype_string(MdbBackend *backend, int col_type))
{
static int warn_deprecated = 0;
static char buf[16];
@ -277,8 +278,8 @@ mdb_get_coltype_string(MdbBackend *backend, int col_type)
return backend->types_table[col_type].name;
}
int MDB_DEPRECATED
mdb_coltype_takes_length(MdbBackend *backend, int col_type)
MDB_DEPRECATED(int,
mdb_coltype_takes_length(MdbBackend *backend, int col_type))
{
static int warn_deprecated = 0;
if (!warn_deprecated) {
@ -325,7 +326,9 @@ mdb_colbacktype_takes_length(const MdbColumn *col)
return type->needs_length;
}
void MDB_DEPRECATED mdb_init_backends() {
MDB_DEPRECATED(void,
mdb_init_backends())
{
fprintf(stderr, "mdb_init_backends() is DEPRECATED and does nothing. Stop calling it.\n");
}
@ -335,7 +338,7 @@ void MDB_DEPRECATED mdb_init_backends() {
* Initializes the mdb_backends hash and loads the builtin backends.
* Use mdb_remove_backends() to destroy this hash when done.
*/
void __attribute__ ((constructor)) _mdb_init_backends()
MDB_CONSTRUCTOR(_mdb_init_backends)
{
mdb_backends = g_hash_table_new(g_str_hash, g_str_equal);
@ -399,7 +402,10 @@ void __attribute__ ((constructor)) _mdb_init_backends()
NULL,
NULL,
quote_schema_name_rquotes_merge);
atexit(_mdb_remove_backends);
}
void mdb_register_backend(char *backend_name, guint32 capabilities, MdbBackendType *backend_type, MdbBackendType *type_shortdate, MdbBackendType *type_autonum, const char *short_now, const char *long_now, const char *charset_statement, const char *drop_statement, const char *constaint_not_empty_statement, const char *column_comment_statement, const char *table_comment_statement, gchar* (*quote_schema_name)(const gchar*, const gchar*))
{
MdbBackend *backend = (MdbBackend *) g_malloc0(sizeof(MdbBackend));
@ -418,7 +424,9 @@ void mdb_register_backend(char *backend_name, guint32 capabilities, MdbBackendTy
g_hash_table_insert(mdb_backends, backend_name, backend);
}
void MDB_DEPRECATED mdb_remove_backends() {
MDB_DEPRECATED(void,
mdb_remove_backends())
{
fprintf(stderr, "mdb_remove_backends() is DEPRECATED and does nothing. Stop calling it.\n");
}
@ -427,7 +435,8 @@ void MDB_DEPRECATED mdb_remove_backends() {
*
* Removes all entries from and destroys the mdb_backends hash.
*/
void __attribute__ ((destructor)) _mdb_remove_backends()
void
_mdb_remove_backends()
{
g_hash_table_foreach_remove(mdb_backends, mdb_drop_backend, NULL);
g_hash_table_destroy(mdb_backends);

View File

@ -18,12 +18,14 @@
#include "mdbtools.h"
void MDB_DEPRECATED mdb_init()
MDB_DEPRECATED(void,
mdb_init())
{
fprintf(stderr, "mdb_init() is DEPRECATED and does nothing. Stop calling it.\n");
}
void MDB_DEPRECATED mdb_exit()
MDB_DEPRECATED(void,
mdb_exit())
{
fprintf(stderr, "mdb_exit() is DEPRECATED and does nothing. Stop calling it.\n");
}

View File

@ -106,7 +106,10 @@ TypeInfo type_info[] = {
#define MAX_TYPE_INFO 11
#ifdef ENABLE_ODBC_W
void __attribute__ ((constructor)) my_init(){
void my_fini();
MDB_CONSTRUCTOR(my_init)
{
TRACE("my_init");
int endian = 1;
const char* wcharset;
@ -133,9 +136,12 @@ void __attribute__ ((constructor)) my_init(){
*/
iconv_out = iconv_open(wcharset, "UTF-8");
iconv_in = iconv_open("UTF-8", wcharset);
atexit(my_fini);
}
void __attribute__ ((destructor)) my_fini(){
void my_fini()
{
TRACE("my_fini");
if(iconv_out != (iconv_t)-1)iconv_close(iconv_out);
if(iconv_in != (iconv_t)-1)iconv_close(iconv_in);