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author | Sergey Poznyakoff <gray@gnu.org.ua> | 2012-10-10 19:16:16 +0300 |
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committer | Sergey Poznyakoff <gray@gnu.org.ua> | 2012-10-10 19:22:57 +0300 |
commit | 800e9a67d5d2ced20192f3191b72c12707a30cd4 (patch) | |
tree | 8ded26adf647ba8e467b87110070b977500c6ca2 /lib/nullmap.c | |
parent | aa129be43d57fac4842f0340168404a21b3927e6 (diff) | |
download | eclat-800e9a67d5d2ced20192f3191b72c12707a30cd4.tar.gz eclat-800e9a67d5d2ced20192f3191b72c12707a30cd4.tar.bz2 |
Improve map support.
* doc/eclat.conf.5: Document the null map.
* lib/nullmap.c: New file.
* lib/Makefile.am: Add new files.
* lib/gdbmmap.c (gdbm_map_open): Fix gdbm_open arguments.
Report a detailed error description if it fails.
* lib/libeclat.h (eclat_map_drv_null): New extern.
* src/eclat.c (main): Register the null map.
* tests/.gitignore: Update.
* tests/Makefile.am: Add new files.
* tests/filemap.at: New file.
* tests/gdbmload.c: New file.
* tests/gdbmmap.at: New file.
* tests/nullmap.at: New file.
* tests/atlocal.in (GDBMLOAD): New variable.
* tests/testsuite.at: Include new files.
Diffstat (limited to 'lib/nullmap.c')
-rw-r--r-- | lib/nullmap.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/lib/nullmap.c b/lib/nullmap.c new file mode 100644 index 0000000..7d29191 --- /dev/null +++ b/lib/nullmap.c @@ -0,0 +1,81 @@ +/* This file is part of Eclat. + Copyright (C) 2012 Sergey Poznyakoff. + + Eclat is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + Eclat is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Eclat. If not, see <http://www.gnu.org/licenses/>. */ + +#include "libeclat.h" +#include <errno.h> + +static struct grecs_keyword nullmap_kw[] = { + { "type", "'null", "Set map type", grecs_type_null }, + { "key", "<arg: string>", "key expression", grecs_type_null }, + { NULL } +}; + +static void +nullmap_confhelp() +{ + static struct grecs_keyword nullmap_top[] = { + { "map", "name: string", + "Configuration for a null map", + grecs_type_section, GRECS_INAC, NULL, 0, NULL, NULL, + nullmap_kw }, + { NULL } + }; + grecs_print_statement_array(nullmap_top, 1, 0, stdout); +} + +static void +nullmap_free(int dbg, void *data) +{ + struct nullmap *nullmap = data; + free(nullmap); +} + +static int +nullmap_config(int dbg, struct grecs_node *node, void *data) +{ + return eclat_map_ok; +} + +static int +nullmap_open(int dbg, void *data) +{ + return eclat_map_ok; +} + + +static int +nullmap_close(int dbg, void *data) +{ + return eclat_map_ok; +} + +static int +nullmap_get(int dbg, void *data, const char *key, char **return_value) +{ + *return_value = grecs_strdup(key); + return eclat_map_ok; +} + +struct eclat_map_drv eclat_map_drv_null = { + "null", + nullmap_config, + nullmap_open, + nullmap_close, + nullmap_get, + nullmap_free, + nullmap_confhelp +}; + |