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/*********************************************************************
*
* 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 almost all of apitrace
* functionality.
*/
#include <string.h>
#include <iomanip>
#include <iostream>
#include "cli.hpp"
#define ARRAY_SIZE(arr) (sizeof (arr) / sizeof (arr[0]))
static const char *help_synopsis = "Print detailed help for the given command.";
static void list_commands(void);
static void
help_usage()
{
std::cout
<< "usage: apitrace help [<command>]\n"
<< help_synopsis << "\n"
"\n";
list_commands();
}
static int
do_help_command(int argc, char *argv[]);
const Command help_command = {
"help",
help_synopsis,
help_usage,
do_help_command
};
static const Command * commands[] = {
&diff_command,
&diff_state_command,
&diff_images_command,
&dump_command,
&pickle_command,
&repack_command,
&trace_command,
&trim_command,
&help_command
};
static void
usage(void)
{
std::cout <<
"Usage: apitrace <command> [<args> ...]\n"
"Top-level command line frontend to apitrace.\n"
"\n";
list_commands();
}
static void
list_commands(void) {
const Command *command;
int i, max_width = 0;
std::cout << "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->synopsis << "\n";
}
std::cout << "\n"
"Use \"apitrace help <command>\" for more details on each command.\n";
}
static int
do_help_command(int argc, char *argv[])
{
const Command *command;
int i;
if (argc != 2) {
help_usage();
return 0;
}
char *command_name = argv[1];
for (i = 0; i < ARRAY_SIZE(commands); i++) {
command = commands[i];
if (strcmp(command_name, command->name) == 0) {
(command->usage) ();
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;
const Command *command;
int i;
for (i = 1; i < argc; ++i) {
const char *arg = argv[i];
if (arg[0] != '-') {
break;
}
if (strcmp(arg, "--help") == 0) {
return do_help_command(0, NULL);
} else {
std::cerr << "Error: unknown option " << arg << "\n";
usage();
return 1;
}
}
if (i == argc) {
usage();
return 1;
}
command_name = argv[i];
argc -= i;
argv = &argv[i];
for (i = 0; i < ARRAY_SIZE(commands); i++) {
command = commands[i];
if (strcmp(command_name, command->name) == 0)
return (command->function) (argc, argv);
}
std::cerr << "Error: unknown command " << command_name
<< " (see \"apitrace help\").\n";
return 1;
}
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