mirror of https://github.com/tstack/lnav.git
90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
/**
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* Copyright (c) 2017, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @file drive_sql_anno.cc
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "lnav.hh"
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#include "sql_help.hh"
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#include "sql_util.hh"
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#include "sqlite-extension-func.hh"
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using namespace std;
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int
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main(int argc, char* argv[])
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{
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int retval = EXIT_SUCCESS;
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auto_mem<sqlite3> db(sqlite3_close);
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log_argv(argc, argv);
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if (argc < 2) {
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fprintf(stderr, "error: expecting an SQL statement\n");
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retval = EXIT_FAILURE;
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} else if (sqlite3_open(":memory:", db.out()) != SQLITE_OK) {
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fprintf(stderr, "error: unable to make sqlite memory database\n");
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retval = EXIT_FAILURE;
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} else {
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register_sqlite_funcs(db.in(), sqlite_registration_funcs);
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attr_line_t al(argv[1]);
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annotate_sql_statement(al);
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printf(" %14s %s\n", " ", argv[1]);
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for (auto& attr : al.get_attrs()) {
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auto& lr = attr.sa_range;
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printf(" %14s %s%s\n",
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attr.sa_type->sat_name,
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string(lr.lr_start, ' ').c_str(),
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string(lr.length(), '-').c_str());
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}
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if (argc == 3) {
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int near;
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if (sscanf(argv[2], "%d", &near) != 1) {
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fprintf(stderr, "error: expecting an integer for third arg\n");
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return EXIT_FAILURE;
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}
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auto avail_help = find_sql_help_for_line(al, near);
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for (const auto& ht : avail_help) {
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printf("%s: %s\n", ht->ht_name, ht->ht_summary);
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}
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}
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}
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return retval;
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}
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