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95 lines
3.0 KiB
C++
95 lines
3.0 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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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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* 1. 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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*
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* 2. 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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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibCore/ArgsParser.h>
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#include <serenity.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(int argc, char** argv)
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{
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Core::ArgsParser args_parser;
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const char* pid_argument = nullptr;
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const char* cmd_argument = nullptr;
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bool enable = false;
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bool disable = false;
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args_parser.add_option(pid_argument, "Target PID", nullptr, 'p', "PID");
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args_parser.add_option(enable, "Enable", nullptr, 'e');
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args_parser.add_option(disable, "Disable", nullptr, 'd');
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args_parser.add_option(cmd_argument, "Command", nullptr, 'c', "command");
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args_parser.parse(argc, argv);
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if (!pid_argument && !cmd_argument) {
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args_parser.print_usage(stdout, argv[0]);
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return 0;
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}
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if (pid_argument) {
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if (!(enable ^ disable)) {
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fprintf(stderr, "-p <PID> requires -e xor -d.\n");
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return 1;
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}
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pid_t pid = atoi(pid_argument);
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if (enable) {
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if (profiling_enable(pid) < 0) {
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perror("profiling_enable");
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return 1;
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}
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return 0;
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}
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if (profiling_disable(pid) < 0) {
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perror("profiling_disable");
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return 1;
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}
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return 0;
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}
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auto cmd_parts = String(cmd_argument).split(' ');
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Vector<const char*> cmd_argv;
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for (auto& part : cmd_parts)
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cmd_argv.append(part.characters());
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cmd_argv.append(nullptr);
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dbgln("Enabling profiling for PID {}", getpid());
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profiling_enable(getpid());
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if (execvp(cmd_argv[0], const_cast<char**>(cmd_argv.data())) < 0) {
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perror("execv");
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return 1;
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}
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return 0;
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}
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