diff options
Diffstat (limited to 'contrib/perl5/ext/ODBM_File/ODBM_File.xs')
| -rw-r--r-- | contrib/perl5/ext/ODBM_File/ODBM_File.xs | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/contrib/perl5/ext/ODBM_File/ODBM_File.xs b/contrib/perl5/ext/ODBM_File/ODBM_File.xs deleted file mode 100644 index 27174ef..0000000 --- a/contrib/perl5/ext/ODBM_File/ODBM_File.xs +++ /dev/null @@ -1,207 +0,0 @@ -#include "EXTERN.h" -#include "perl.h" -#include "XSUB.h" - -#ifdef I_DBM -/* If using the DB3 emulation, ENTER is defined both - * by DB3 and Perl. We drop the Perl definition now. - * See also INSTALL section on DB3. - * -- Stanislav Brabec <utx@penguin.cz> */ -# undef ENTER -# include <dbm.h> -#else -# ifdef I_RPCSVC_DBM -# include <rpcsvc/dbm.h> -# endif -#endif - -#ifdef DBM_BUG_DUPLICATE_FREE -/* - * DBM on at least Ultrix and HPUX call dbmclose() from dbminit(), - * resulting in duplicate free() because dbmclose() does *not* - * check if it has already been called for this DBM. - * If some malloc/free calls have been done between dbmclose() and - * the next dbminit(), the memory might be used for something else when - * it is freed. - * Verified to work on ultrix4.3. Probably will work on HP/UX. - * Set DBM_BUG_DUPLICATE_FREE in the extension hint file. - */ -/* Close the previous dbm, and fail to open a new dbm */ -#define dbmclose() ((void) dbminit("/tmp/x/y/z/z/y")) -#endif - -#include <fcntl.h> - -typedef struct { - void * dbp ; - SV * filter_fetch_key ; - SV * filter_store_key ; - SV * filter_fetch_value ; - SV * filter_store_value ; - int filtering ; - } ODBM_File_type; - -typedef ODBM_File_type * ODBM_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) ;*/ \ - } - - -#define odbm_FETCH(db,key) fetch(key) -#define odbm_STORE(db,key,value,flags) store(key,value) -#define odbm_DELETE(db,key) delete(key) -#define odbm_FIRSTKEY(db) firstkey() -#define odbm_NEXTKEY(db,key) nextkey(key) - -static int dbmrefcnt; - -#ifndef DBM_REPLACE -#define DBM_REPLACE 0 -#endif - -MODULE = ODBM_File PACKAGE = ODBM_File PREFIX = odbm_ - -ODBM_File -odbm_TIEHASH(dbtype, filename, flags, mode) - char * dbtype - char * filename - int flags - int mode - CODE: - { - char *tmpbuf; - void * dbp ; - if (dbmrefcnt++) - croak("Old dbm can only open one database"); - New(0, tmpbuf, strlen(filename) + 5, char); - SAVEFREEPV(tmpbuf); - sprintf(tmpbuf,"%s.dir",filename); - if (stat(tmpbuf, &PL_statbuf) < 0) { - if (flags & O_CREAT) { - if (mode < 0 || close(creat(tmpbuf,mode)) < 0) - croak("ODBM_File: Can't create %s", filename); - sprintf(tmpbuf,"%s.pag",filename); - if (close(creat(tmpbuf,mode)) < 0) - croak("ODBM_File: Can't create %s", filename); - } - else - croak("ODBM_FILE: Can't open %s", filename); - } - dbp = (void*)(dbminit(filename) >= 0 ? &dbmrefcnt : 0); - RETVAL = (ODBM_File)safemalloc(sizeof(ODBM_File_type)) ; - Zero(RETVAL, 1, ODBM_File_type) ; - RETVAL->dbp = dbp ; - ST(0) = sv_mortalcopy(&PL_sv_undef); - sv_setptrobj(ST(0), RETVAL, dbtype); - } - -void -DESTROY(db) - ODBM_File db - CODE: - dbmrefcnt--; - dbmclose(); - safefree(db); - -datum_value -odbm_FETCH(db, key) - ODBM_File db - datum_key key - -int -odbm_STORE(db, key, value, flags = DBM_REPLACE) - ODBM_File db - datum_key key - datum_value value - int flags - CLEANUP: - if (RETVAL) { - if (RETVAL < 0 && errno == EPERM) - croak("No write permission to odbm file"); - croak("odbm store returned %d, errno %d, key \"%s\"", - RETVAL,errno,key.dptr); - } - -int -odbm_DELETE(db, key) - ODBM_File db - datum_key key - -datum_key -odbm_FIRSTKEY(db) - ODBM_File db - -datum_key -odbm_NEXTKEY(db, key) - ODBM_File db - datum_key key - - -#define setFilter(type) \ - { \ - if (db->type) \ - RETVAL = sv_mortalcopy(db->type) ; \ - ST(0) = RETVAL ; \ - if (db->type && (code == &PL_sv_undef)) { \ - SvREFCNT_dec(db->type) ; \ - db->type = Nullsv ; \ - } \ - else if (code) { \ - if (db->type) \ - sv_setsv(db->type, code) ; \ - else \ - db->type = newSVsv(code) ; \ - } \ - } - - - -SV * -filter_fetch_key(db, code) - ODBM_File db - SV * code - SV * RETVAL = &PL_sv_undef ; - CODE: - setFilter(filter_fetch_key) ; - -SV * -filter_store_key(db, code) - ODBM_File db - SV * code - SV * RETVAL = &PL_sv_undef ; - CODE: - setFilter(filter_store_key) ; - -SV * -filter_fetch_value(db, code) - ODBM_File db - SV * code - SV * RETVAL = &PL_sv_undef ; - CODE: - setFilter(filter_fetch_value) ; - -SV * -filter_store_value(db, code) - ODBM_File db - SV * code - SV * RETVAL = &PL_sv_undef ; - CODE: - setFilter(filter_store_value) ; - |
