--- /dev/null
+/*********************************************************************
+ *
+ * Copyright 2011 Intel Corporation
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ *********************************************************************/
+
+
+/*
+ * Top-level application for accessing most all apitrace
+ * functionality.
+ */
+
+#include <iostream>
+#include <iomanip>
+
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "config.h"
+
+#define ARRAY_SIZE(arr) (sizeof (arr) / sizeof (arr[0]))
+
+typedef int (*command_function_t) (int argc, char *argv[], int first_command_arg);
+
+typedef struct {
+ const char *name;
+ command_function_t function;
+ const char *arguments;
+ const char *summary;
+ const char *documentation;
+} Command;
+
+static int
+apitrace_help_command(int argc, char *argv[], int first_command_arg);
+
+static Command commands[] = {
+ { "help", apitrace_help_command,
+ "[<command>]",
+ "Print detailed help for the given command.",
+ "\tExcept in this case, where this is all the help you will get." }
+};
+
+static void
+usage(void)
+{
+ Command *command;
+ int i, max_width = 0;
+
+ std::cout <<
+ "Usage: apitrace <command> [<args> ...]\n\n"
+ "The available commands are as follows:\n\n";
+
+ std::cout << std::setiosflags(std::ios::left);
+
+ for (i = 0; i < ARRAY_SIZE(commands); i++) {
+ command = &commands[i];
+ if (strlen(command->name) > max_width)
+ max_width = strlen(command->name);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(commands); i++) {
+ command = &commands[i];
+
+ std::cout << " " << std::setw(max_width+2) << command->name
+ << " " << command->summary << "\n";
+ }
+
+ std::cout << "\n"
+ "Use \"apitrace help <command>\" for more details on each command.\n";
+}
+
+static int
+apitrace_help_command(int argc, char *argv[], int first_arg_command)
+{
+ Command *command;
+ int i;
+
+ if(first_arg_command == argc) {
+ usage();
+ return 0;
+ }
+
+ char *command_name = argv[first_arg_command];
+
+ for (i = 0; i < ARRAY_SIZE(commands); i++) {
+ command = &commands[i];
+
+ if (strcmp(command_name, command->name) == 0) {
+ std::cout << "Help for \"apitrace " << command_name << "\":\n\n";
+ std::cout << command->name;
+ if (command->arguments)
+ std::cout << " " << command->arguments
+ << "\n\n\t" << command->summary;
+ else
+ std::cout << "\t" << command->summary;
+ std::cout << "\n\n" << command->documentation << "\n\n";
+
+ return 0;
+ }
+ }
+
+ std::cerr << "Error: Unknown command: " << command_name
+ << " (see \"apitrace help\").\n";
+
+ return 1;
+}
+
+int
+main(int argc, char **argv)
+{
+ const char *command_name = "trace";
+ Command *command;
+ int i, first_command_arg;
+
+ if (argc == 1) {
+ usage();
+ return 1;
+ }
+
+ for (i = 1; i < argc; ++i) {
+ const char *arg = argv[i];
+
+ if (arg[0] != '-') {
+ break;
+ }
+
+ if (strcmp(arg, "--help") == 0) {
+ return apitrace_help_command (0, NULL, 0);
+ } else {
+ std::cerr << "Error: unknown option " << arg << "\n";
+ usage();
+ return 1;
+ }
+ }
+ first_command_arg = i;
+
+ if (first_command_arg < argc) {
+ command_name = argv[first_command_arg];
+ first_command_arg++;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(commands); i++) {
+ command = &commands[i];
+
+ if (strcmp(command_name, command->name) == 0)
+ return (command->function) (argc, argv, first_command_arg);
+ }
+
+ std::cerr << "Error: unknown command " << command_name
+ << " (see \"apitrace help\").\n";
+
+ return 1;
+}
projects / apitrace / commitdiff