lnav/test/drive_sql_anno.cc

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/**
* Copyright (c) 2017, 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.
*
* @file drive_sql_anno.cc
*/
#include <stdio.h>
#include <stdlib.h>
#include "lnav.hh"
#include "sql_util.hh"
int main(int argc, char *argv[])
{
int retval = EXIT_SUCCESS;
log_argv(argc, argv);
if (argc < 2) {
fprintf(stderr, "error: expecting an SQL statement\n");
retval = EXIT_FAILURE;
}
else {
attr_line_t al(argv[1]);
annotate_sql_statement(al);
for (auto &attr : al.get_attrs()) {
auto &lr = attr.sa_range;
printf(" %d:%d (%s) -- %s\n",
lr.lr_start, lr.lr_end,
attr.sa_type->sat_name,
al.get_substring(lr).c_str());
}
if (argc == 3) {
int near;
sscanf(argv[2], "%d", &near);
auto iter = find_string_attr(al.get_attrs(), (size_t) near);
if (iter != al.get_attrs().end()) {
printf("nearest %s\n",
al.get_substring(iter->sa_range).c_str());
}
}
}
return retval;
}