cbdca8525b
we now can take multiple matches, and they will apply as AND if they apply to different fields and OR if they apply to the same fields. Also, terms of this kind can be combined with an overreaching OR.
68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2012 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdio.h>
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#include <systemd/sd-journal.h>
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#include "journal-internal.h"
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#include "util.h"
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#include "log.h"
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int main(int argc, char *argv[]) {
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sd_journal *j;
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char *t;
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log_set_max_level(LOG_DEBUG);
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assert_se(sd_journal_open(&j, 0) >= 0);
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assert_se(sd_journal_add_match(j, "foobar", 0) < 0);
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assert_se(sd_journal_add_match(j, "foobar=waldo", 0) < 0);
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assert_se(sd_journal_add_match(j, "", 0) < 0);
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assert_se(sd_journal_add_match(j, "=", 0) < 0);
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assert_se(sd_journal_add_match(j, "=xxxxx", 0) < 0);
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assert_se(sd_journal_add_match(j, "HALLO=WALDO", 0) >= 0);
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assert_se(sd_journal_add_match(j, "QUUX=mmmm", 0) >= 0);
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assert_se(sd_journal_add_match(j, "QUUX=xxxxx", 0) >= 0);
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assert_se(sd_journal_add_match(j, "HALLO=", 0) >= 0);
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assert_se(sd_journal_add_match(j, "QUUX=xxxxx", 0) >= 0);
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assert_se(sd_journal_add_match(j, "QUUX=yyyyy", 0) >= 0);
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assert_se(sd_journal_add_match(j, "PIFF=paff", 0) >= 0);
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assert_se(sd_journal_add_disjunction(j) >= 0);
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assert_se(sd_journal_add_match(j, "ONE=one", 0) >= 0);
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assert_se(sd_journal_add_match(j, "ONE=two", 0) >= 0);
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assert_se(sd_journal_add_match(j, "TWO=two", 0) >= 0);
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assert_se(t = journal_make_match_string(j));
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assert_se(streq(t, "((TWO=two AND (ONE=two OR ONE=one)) OR (PIFF=paff AND (QUUX=yyyyy OR QUUX=xxxxx OR QUUX=mmmm) AND (HALLO= OR HALLO=WALDO)))"));
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printf("resulting match expression is: %s\n", t);
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free(t);
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sd_journal_close(j);
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return 0;
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}
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