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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 17:44:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 17:44:55 +0000
commit5068d34c08f951a7ea6257d305a1627b09a95817 (patch)
tree08213e2be853396a3b07ce15dbe222644dcd9a89 /test/gp_test.cc
parentInitial commit. (diff)
downloadlnav-5068d34c08f951a7ea6257d305a1627b09a95817.tar.xz
lnav-5068d34c08f951a7ea6257d305a1627b09a95817.zip
Adding upstream version 0.11.1.upstream/0.11.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/gp_test.cc')
-rw-r--r--test/gp_test.cc103
1 files changed, 103 insertions, 0 deletions
diff --git a/test/gp_test.cc b/test/gp_test.cc
new file mode 100644
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+++ b/test/gp_test.cc
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+/**
+ * Copyright (c) 2007-2012, Timothy Stack
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * * Neither the name of Timothy Stack nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <assert.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "grep_proc.hh"
+#include "line_buffer.hh"
+#include "logfile.hh"
+
+class my_source : public grep_proc_source {
+public:
+ logfile* ms_lf;
+
+ my_source(logfile* lf) : ms_lf(lf){};
+
+ size_t grep_lines(void)
+ {
+ return this->ms_lf->size();
+ };
+
+ void grep_value_for_line(int line, std::string& value_out, int pass)
+ {
+ value_out = this->ms_lf->read_line(this->ms_lf->begin() + line);
+ };
+};
+
+class my_sink : public grep_proc_sink {
+public:
+ void grep_match(grep_line_t line, int start, int end)
+ {
+ printf("%d - %d:%d\n", (int) line, start, end);
+ };
+};
+
+int
+main(int argc, char* argv[])
+{
+ int retval = EXIT_SUCCESS;
+ auto_fd fd;
+
+ fd = open("/tmp/gp.err", O_WRONLY | O_CREAT | O_APPEND, 0666);
+ dup2(fd, STDERR_FILENO);
+ fprintf(stderr, "startup\n");
+
+ if (argc < 2) {
+ fprintf(stderr, "error: no file given\n");
+ } else {
+ logfile lf(argv[1]);
+ lf.rebuild_index();
+ my_source ms(&lf);
+ my_sink msink;
+ grep_proc gp("pnp", ms);
+
+ gp.start();
+ gp.set_sink(&msink);
+
+ fd_set read_fds;
+
+ int maxfd = gp.update_fd_set(read_fds);
+
+ while (1) {
+ fd_set rfds = read_fds;
+ select(maxfd + 1, &rfds, NULL, NULL, NULL);
+
+ gp.check_fd_set(rfds);
+ if (!FD_ISSET(maxfd, &read_fds))
+ break;
+ }
+ }
+
+ return retval;
+}