Eviscerate README.macos to match the state of the world

[p5sagit/p5-mst-13.2.git] / ext / NDBM_File / NDBM_File.xs

diff --git a/ext/NDBM_File/NDBM_File.xs b/ext/NDBM_File/NDBM_File.xs
index f5bc0f9..aa769ec 100644 (file)
--- a/ext/NDBM_File/NDBM_File.xs
+++ b/ext/NDBM_File/NDBM_File.xs
@@ -1,7 +1,29 @@
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
-#include <ndbm.h>
+#undef NDBM_HEADER_USES_PROTOTYPES
+#if defined(I_GDBM_NDBM)
+#  ifdef GDBM_NDBM_H_USES_PROTOTYPES
+#    define NDBM_HEADER_USES_PROTOTYPES
+START_EXTERN_C
+#  endif
+#  include <gdbm-ndbm.h> /* Debian compatibility version */
+#elif defined(I_GDBMNDBM)
+#  ifdef GDBMNDBM_H_USES_PROTOTYPES
+#    define NDBM_HEADER_USES_PROTOTYPES
+START_EXTERN_C
+#  endif
+#  include <gdbm/ndbm.h> /* RedHat compatibility version */
+#elif defined(I_NDBM)
+#  ifdef NDBM_H_USES_PROTOTYPES
+#    define NDBM_HEADER_USES_PROTOTYPES
+START_EXTERN_C
+#  endif
+#  include <ndbm.h>
+#endif
+#ifdef NDBM_HEADER_USES_PROTOTYPES
+END_EXTERN_C
+#endif
 
 typedef struct {
        DBM *   dbp ;
@@ -16,29 +38,24 @@ typedef NDBM_File_type * NDBM_File ;
 typedef datum datum_key ;
 typedef datum datum_value ;
 
-#define ckFilter(arg,type,name)                                        \
-       if (db->type) {                                         \
-           SV * save_defsv ;                                   \
-            /* printf("filtering %s\n", name) ;*/              \
-           if (db->filtering)                                  \
-               croak("recursion detected in %s", name) ;       \
-           db->filtering = TRUE ;                              \
-           save_defsv = newSVsv(DEFSV) ;                       \
-           sv_setsv(DEFSV, arg) ;                              \
-           PUSHMARK(sp) ;                                      \
-           (void) perl_call_sv(db->type, G_DISCARD|G_NOARGS);  \
-           sv_setsv(arg, DEFSV) ;                              \
-           sv_setsv(DEFSV, save_defsv) ;                       \
-           SvREFCNT_dec(save_defsv) ;                          \
-           db->filtering = FALSE ;                             \
-           /*printf("end of filtering %s\n", name) ;*/         \
-       }
 
+#if defined(__cplusplus) && !defined(NDBM_HEADER_USES_PROTOTYPES)
+/* gdbm's header file used for compatibility with gdbm */
+/* isn't compatible to C++ syntax, so we need these */
+/* declarations to make everyone happy. */
+EXTERN_C DBM *dbm_open(const char *, int, mode_t);
+EXTERN_C void dbm_close(DBM *);
+EXTERN_C datum dbm_fetch(DBM *, datum);
+EXTERN_C int dbm_store(DBM *, datum, datum, int);
+EXTERN_C int dbm_delete(DBM *, datum);
+EXTERN_C datum dbm_firstkey(DBM *);
+EXTERN_C datum dbm_nextkey(DBM *);
+#endif
 
-MODULE = NDBM_File     PACKAGE = NDBM_File     PREFIX = dbm_
+MODULE = NDBM_File     PACKAGE = NDBM_File     PREFIX = ndbm_
 
 NDBM_File
-dbm_TIEHASH(dbtype, filename, flags, mode)
+ndbm_TIEHASH(dbtype, filename, flags, mode)
        char *          dbtype
        char *          filename
        int             flags
@@ -48,7 +65,7 @@ dbm_TIEHASH(dbtype, filename, flags, mode)
            DBM *       dbp ;
 
            RETVAL = NULL ;
-           if (dbp =  dbm_open(filename, flags, mode)) {
+           if ((dbp =  dbm_open(filename, flags, mode))) {
                RETVAL = (NDBM_File)safemalloc(sizeof(NDBM_File_type)) ;
                Zero(RETVAL, 1, NDBM_File_type) ;
                RETVAL->dbp = dbp ;
@@ -59,20 +76,21 @@ dbm_TIEHASH(dbtype, filename, flags, mode)
          RETVAL
 
 void
-dbm_DESTROY(db)
+ndbm_DESTROY(db)
        NDBM_File       db
        CODE:
        dbm_close(db->dbp);
+       safefree(db);
 
-#define dbm_FETCH(db,key)                      dbm_fetch(db->dbp,key)
+#define ndbm_FETCH(db,key)                     dbm_fetch(db->dbp,key)
 datum_value
-dbm_FETCH(db, key)
+ndbm_FETCH(db, key)
        NDBM_File       db
        datum_key       key
 
-#define dbm_STORE(db,key,value,flags)          dbm_store(db->dbp,key,value,flags)
+#define ndbm_STORE(db,key,value,flags)         dbm_store(db->dbp,key,value,flags)
 int
-dbm_STORE(db, key, value, flags = DBM_REPLACE)
+ndbm_STORE(db, key, value, flags = DBM_REPLACE)
        NDBM_File       db
        datum_key       key
        datum_value     value
@@ -86,61 +104,41 @@ dbm_STORE(db, key, value, flags = DBM_REPLACE)
            dbm_clearerr(db->dbp);
        }
 
-#define dbm_DELETE(db,key)                     dbm_delete(db->dbp,key)
+#define ndbm_DELETE(db,key)                    dbm_delete(db->dbp,key)
 int
-dbm_DELETE(db, key)
+ndbm_DELETE(db, key)
        NDBM_File       db
        datum_key       key
 
-#define dbm_FIRSTKEY(db)                       dbm_firstkey(db->dbp)
+#define ndbm_FIRSTKEY(db)                      dbm_firstkey(db->dbp)
 datum_key
-dbm_FIRSTKEY(db)
+ndbm_FIRSTKEY(db)
        NDBM_File       db
 
-#define dbm_NEXTKEY(db,key)                    dbm_nextkey(db->dbp)
+#define ndbm_NEXTKEY(db,key)                   dbm_nextkey(db->dbp)
 datum_key
-dbm_NEXTKEY(db, key)
+ndbm_NEXTKEY(db, key)
        NDBM_File       db
-       datum_key       key
+       datum_key       key = NO_INIT
 
-#define dbm_error(db)                          dbm_error(db->dbp)
+#define ndbm_error(db)                         dbm_error(db->dbp)
 int
-dbm_error(db)
+ndbm_error(db)
        NDBM_File       db
 
-#define dbm_clearerr(db)                       dbm_clearerr(db->dbp)
+#define ndbm_clearerr(db)                      dbm_clearerr(db->dbp)
 void
-dbm_clearerr(db)
+ndbm_clearerr(db)
        NDBM_File       db
 
 
-#define setFilter(type)                                        \
-       {                                               \
-           if (db->type)                               \
-               RETVAL = newSVsv(db->type) ;            \
-           if (db->type && (code == &PL_sv_undef)) {   \
-                SvREFCNT_dec(db->type) ;               \
-               db->type = NULL ;                       \
-           }                                           \
-           else if (code) {                            \
-               if (db->type)                           \
-                   sv_setsv(db->type, code) ;          \
-               else                                    \
-                   db->type = newSVsv(code) ;          \
-           }                                           \
-       }
-
-
-
 SV *
 filter_fetch_key(db, code)
        NDBM_File       db
        SV *            code
        SV *            RETVAL = &PL_sv_undef ;
        CODE:
-           setFilter(filter_fetch_key) ;
-       OUTPUT:
-           RETVAL
+           DBM_setFilter(db->filter_fetch_key, code) ;
 
 SV *
 filter_store_key(db, code)
@@ -148,9 +146,7 @@ filter_store_key(db, code)
        SV *            code
        SV *            RETVAL =  &PL_sv_undef ;
        CODE:
-           setFilter(filter_store_key) ;
-       OUTPUT:
-           RETVAL
+           DBM_setFilter(db->filter_store_key, code) ;
 
 SV *
 filter_fetch_value(db, code)
@@ -158,9 +154,7 @@ filter_fetch_value(db, code)
        SV *            code
        SV *            RETVAL =  &PL_sv_undef ;
        CODE:
-           setFilter(filter_fetch_value) ;
-       OUTPUT:
-           RETVAL
+           DBM_setFilter(db->filter_fetch_value, code) ;
 
 SV *
 filter_store_value(db, code)
@@ -168,7 +162,5 @@ filter_store_value(db, code)
        SV *            code
        SV *            RETVAL =  &PL_sv_undef ;
        CODE:
-           setFilter(filter_store_value) ;
-       OUTPUT:
-           RETVAL
+           DBM_setFilter(db->filter_store_value, code) ;