Further tweaks to perluniintro.pod

[p5sagit/p5-mst-13.2.git] / XSUB.h

diff --git a/XSUB.h b/XSUB.h
index d5c777e..a2826ea 100644 (file)
--- a/XSUB.h
+++ b/XSUB.h
@@ -228,6 +228,49 @@ C<xsubpp>.  See L<perlxs/"The VERSIONCHECK: Keyword">.
 #  define XS_VERSION_BOOTCHECK
 #endif
 
+/* 
+   The DBM_setFilter & DBM_ckFilter macros are only used by 
+   the *DB*_File modules 
+*/
+
+#define DBM_setFilter(db_type,code)                            \
+       {                                                       \
+           if (db_type)                                        \
+               RETVAL = sv_mortalcopy(db_type) ;               \
+           ST(0) = RETVAL ;                                    \
+           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) ;                   \
+           }                                                   \
+       }
+
+#define DBM_ckFilter(arg,type,name)                            \
+       if (db->type) {                                         \
+           if (db->filtering) {                                \
+               croak("recursion detected in %s", name) ;       \
+           }                                                   \
+           ENTER ;                                             \
+           SAVETMPS ;                                          \
+           SAVEINT(db->filtering) ;                            \
+           db->filtering = TRUE ;                              \
+           SAVESPTR(DEFSV) ;                                   \
+           DEFSV = arg ;                                       \
+           SvTEMP_off(arg) ;                                   \
+           PUSHMARK(SP) ;                                      \
+           PUTBACK ;                                           \
+           (void) perl_call_sv(db->type, G_DISCARD);           \
+           SPAGAIN ;                                           \
+           PUTBACK ;                                           \
+           FREETMPS ;                                          \
+           LEAVE ;                                             \
+       }
+
 #if 1          /* for compatibility */
 #  define VTBL_sv              &PL_vtbl_sv
 #  define VTBL_env             &PL_vtbl_env
@@ -466,6 +509,20 @@ C<xsubpp>.  See L<perlxs/"The VERSIONCHECK: Keyword">.
 #    define socket             PerlSock_socket
 #    define socketpair         PerlSock_socketpair
 #      endif   /* NETWARE && USE_STDIO */
+
+#    ifdef USE_SOCKETS_AS_HANDLES
+#      undef fd_set
+#      undef FD_SET
+#      undef FD_CLR
+#      undef FD_ISSET
+#      undef FD_ZERO
+#      define fd_set           Perl_fd_set
+#      define FD_SET(n,p)      PERL_FD_SET(n,p)
+#      define FD_CLR(n,p)      PERL_FD_CLR(n,p)
+#      define FD_ISSET(n,p)    PERL_FD_ISSET(n,p)
+#      define FD_ZERO(p)       PERL_FD_ZERO(p)
+#    endif     /* USE_SOCKETS_AS_HANDLES */
+
 #  endif  /* NO_XSLOCKS */
 #endif  /* PERL_IMPLICIT_SYS && !PERL_CORE */