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diff --git a/bin/arc b/bin/arc
--- a/bin/arc
+++ b/bin/arc
@@ -1,21 +1,14 @@
-#!/usr/bin/env bash
+#!/usr/bin/env php
+<?php
-# NOTE: This file is a wrapper script instead of a symlink so it will work in
-# the Git Bash environment in Windows.
+if (function_exists('pcntl_async_signals')) {
+ pcntl_async_signals(true);
+} else {
+ declare(ticks = 1);
+}
-# Do bash magic to resolve the real location of this script through aliases,
-# symlinks, etc.
-SOURCE="${BASH_SOURCE[0]}";
-while [ -h "$SOURCE" ]; do
- LINK="$(readlink "$SOURCE")";
- if [ "${LINK:0:1}" == "/" ]; then
- # absolute symlink
- SOURCE="$LINK"
- else
- # relative symlink
- SOURCE="$(cd -P "$(dirname "$SOURCE")" && pwd)/$LINK"
- fi
-done;
-DIR="$(cd -P "$(dirname "$SOURCE")" && pwd)"
+require_once dirname(dirname(__FILE__)).'/scripts/init/init-arcanist.php';
+
+$runtime = new ArcanistRuntime();
+return $runtime->execute($argv);
-exec "$DIR/../scripts/arcanist.php" "$@"
diff --git a/bin/arc.bat b/bin/arc.bat
--- a/bin/arc.bat
+++ b/bin/arc.bat
@@ -1,2 +1,2 @@
@echo off
-php -f "%~dp0..\scripts\arcanist.php" -- %*
+php -f "%~dp0..\bin\arc" -- %*
diff --git a/bin/phage b/bin/phage
old mode 120000
new mode 100755
--- /dev/null
+++ b/bin/phage
@@ -0,0 +1,14 @@
+#!/usr/bin/env php
+<?php
+
+if (function_exists('pcntl_async_signals')) {
+ pcntl_async_signals(true);
+} else {
+ declare(ticks = 1);
+}
+
+require_once dirname(dirname(__FILE__)).'/scripts/init/init-arcanist.php';
+
+$runtime = new ArcanistRuntime();
+return $runtime->execute($argv);
+
diff --git a/scripts/arcanist.php b/scripts/arcanist.php
--- a/scripts/arcanist.php
+++ b/scripts/arcanist.php
@@ -1,197 +1,32 @@
#!/usr/bin/env php
<?php
-sanity_check_environment();
-
-require_once dirname(__FILE__).'/__init_script__.php';
-
-ini_set('memory_limit', -1);
-
-$original_argv = $argv;
-$base_args = new PhutilArgumentParser($argv);
-$base_args->parseStandardArguments();
-$base_args->parsePartial(
- array(
- array(
- 'name' => 'load-phutil-library',
- 'param' => 'path',
- 'help' => pht('Load a libphutil library.'),
- 'repeat' => true,
- ),
- array(
- 'name' => 'skip-arcconfig',
- ),
- array(
- 'name' => 'arcrc-file',
- 'param' => 'filename',
- ),
- array(
- 'name' => 'conduit-uri',
- 'param' => 'uri',
- 'help' => pht('Connect to Phabricator install specified by __uri__.'),
- ),
- array(
- 'name' => 'conduit-token',
- 'param' => 'token',
- 'help' => pht('Use a specific authentication token.'),
- ),
- array(
- 'name' => 'anonymous',
- 'help' => pht('Run workflow as a public user, without authenticating.'),
- ),
- array(
- 'name' => 'conduit-version',
- 'param' => 'version',
- 'help' => pht(
- '(Developers) Mock client version in protocol handshake.'),
- ),
- array(
- 'name' => 'conduit-timeout',
- 'param' => 'timeout',
- 'help' => pht('Set Conduit timeout (in seconds).'),
- ),
- array(
- 'name' => 'config',
- 'param' => 'key=value',
- 'repeat' => true,
- 'help' => pht(
- 'Specify a runtime configuration value. This will take precedence '.
- 'over static values, and only affect the current arcanist invocation.'),
- ),
-));
+if (function_exists('pcntl_async_signals')) {
+ pcntl_async_signals(true);
+} else {
+ declare(ticks = 1);
+}
+
+require_once dirname(dirname(__FILE__)).'/scripts/init/init-arcanist.php';
+
+$runtime = new ArcanistRuntime();
+return $runtime->execute($argv);
+
$config_trace_mode = $base_args->getArg('trace');
$force_conduit = $base_args->getArg('conduit-uri');
$force_token = $base_args->getArg('conduit-token');
-$force_conduit_version = $base_args->getArg('conduit-version');
-$conduit_timeout = $base_args->getArg('conduit-timeout');
-$skip_arcconfig = $base_args->getArg('skip-arcconfig');
-$custom_arcrc = $base_args->getArg('arcrc-file');
$is_anonymous = $base_args->getArg('anonymous');
$load = $base_args->getArg('load-phutil-library');
$help = $base_args->getArg('help');
$args = array_values($base_args->getUnconsumedArgumentVector());
-$working_directory = getcwd();
$console = PhutilConsole::getConsole();
$config = null;
$workflow = null;
try {
- if ($config_trace_mode) {
- echo tsprintf(
- "**<bg:magenta> %s </bg>** %s\n",
- pht('ARGV'),
- csprintf('%Ls', $original_argv));
-
- $libraries = array(
- 'phutil',
- 'arcanist',
- );
-
- foreach ($libraries as $library_name) {
- echo tsprintf(
- "**<bg:magenta> %s </bg>** %s\n",
- pht('LOAD'),
- pht(
- 'Loaded "%s" from "%s".',
- $library_name,
- phutil_get_library_root($library_name)));
- }
- }
-
- if (!$args) {
- if ($help) {
- $args = array('help');
- } else {
- throw new ArcanistUsageException(
- pht('No command provided. Try `%s`.', 'arc help'));
- }
- } else if ($help) {
- array_unshift($args, 'help');
- }
-
- $configuration_manager = new ArcanistConfigurationManager();
- if ($custom_arcrc) {
- $configuration_manager->setUserConfigurationFileLocation($custom_arcrc);
- }
-
- $global_config = $configuration_manager->readUserArcConfig();
- $system_config = $configuration_manager->readSystemArcConfig();
- $runtime_config = $configuration_manager->applyRuntimeArcConfig($base_args);
-
- if ($skip_arcconfig) {
- $working_copy = ArcanistWorkingCopyIdentity::newDummyWorkingCopy();
- } else {
- $working_copy =
- ArcanistWorkingCopyIdentity::newFromPath($working_directory);
- }
- $configuration_manager->setWorkingCopyIdentity($working_copy);
-
- // Load additional libraries, which can provide new classes like configuration
- // overrides, linters and lint engines, unit test engines, etc.
-
- // If the user specified "--load-phutil-library" one or more times from
- // the command line, we load those libraries **instead** of whatever else
- // is configured. This is basically a debugging feature to let you force
- // specific libraries to load regardless of the state of the world.
- if ($load) {
- $console->writeLog(
- "%s\n",
- pht(
- 'Using `%s` flag, configuration will be ignored and configured '.
- 'libraries will not be loaded.',
- '--load-phutil-library'));
- // Load the flag libraries. These must load, since the user specified them
- // explicitly.
- arcanist_load_libraries(
- $load,
- $must_load = true,
- $lib_source = pht('a "%s" flag', '--load-phutil-library'),
- $working_copy);
- } else {
- // Load libraries in system 'load' config. In contrast to global config, we
- // fail hard here because this file is edited manually, so if 'arc' breaks
- // that doesn't make it any more difficult to correct.
- arcanist_load_libraries(
- idx($system_config, 'load', array()),
- $must_load = true,
- $lib_source = pht('the "%s" setting in system config', 'load'),
- $working_copy);
-
- // Load libraries in global 'load' config, as per "arc set-config load". We
- // need to fail softly if these break because errors would prevent the user
- // from running "arc set-config" to correct them.
- arcanist_load_libraries(
- idx($global_config, 'load', array()),
- $must_load = false,
- $lib_source = pht('the "%s" setting in global config', 'load'),
- $working_copy);
-
- // Load libraries in ".arcconfig". Libraries here must load.
- arcanist_load_libraries(
- $working_copy->getProjectConfig('load'),
- $must_load = true,
- $lib_source = pht('the "%s" setting in "%s"', 'load', '.arcconfig'),
- $working_copy);
-
- // Load libraries in ".arcconfig". Libraries here must load.
- arcanist_load_libraries(
- idx($runtime_config, 'load', array()),
- $must_load = true,
- $lib_source = pht('the %s argument', '--config "load=[...]"'),
- $working_copy);
- }
-
- $user_config = $configuration_manager->readUserConfigurationFile();
-
- $config_class = $working_copy->getProjectConfig('arcanist_configuration');
- if ($config_class) {
- $config = new $config_class();
- } else {
- $config = new ArcanistConfiguration();
- }
$command = strtolower($args[0]);
$args = array_slice($args, 1);
@@ -211,13 +46,6 @@
// their behaviors.
putenv('ARCANIST='.$command);
- if ($force_conduit_version) {
- $workflow->forceConduitVersion($force_conduit_version);
- }
- if ($conduit_timeout) {
- $workflow->setConduitTimeout($conduit_timeout);
- }
-
$need_working_copy = $workflow->requiresWorkingCopy();
$supported_vcs_types = $workflow->getSupportedRevisionControlSystems();
@@ -353,10 +181,6 @@
->setBasicAuthUser($basic_user)
->setBasicAuthPass($basic_pass);
- if ($conduit_timeout) {
- $engine->setConduitTimeout($conduit_timeout);
- }
-
$workflow->setConduitEngine($engine);
if ($need_auth) {
@@ -470,230 +294,6 @@
}
-/**
- * Perform some sanity checks against the possible diversity of PHP builds in
- * the wild, like very old versions and builds that were compiled with flags
- * that exclude core functionality.
- */
-function sanity_check_environment() {
- // NOTE: We don't have phutil_is_windows() yet here.
- $is_windows = (DIRECTORY_SEPARATOR != '/');
-
- // We use stream_socket_pair() which is not available on Windows earlier.
- $min_version = ($is_windows ? '5.3.0' : '5.2.3');
- $cur_version = phpversion();
- if (version_compare($cur_version, $min_version, '<')) {
- die_with_bad_php(
- "You are running PHP version '{$cur_version}', which is older than ".
- "the minimum version, '{$min_version}'. Update to at least ".
- "'{$min_version}'.");
- }
-
- if ($is_windows) {
- $need_functions = array(
- 'curl_init' => array('builtin-dll', 'php_curl.dll'),
- );
- } else {
- $need_functions = array(
- 'curl_init' => array(
- 'text',
- "You need to install the cURL PHP extension, maybe with ".
- "'apt-get install php5-curl' or 'yum install php53-curl' or ".
- "something similar.",
- ),
- 'json_decode' => array('flag', '--without-json'),
- );
- }
-
- $problems = array();
-
- $config = null;
- $show_config = false;
- foreach ($need_functions as $fname => $resolution) {
- if (function_exists($fname)) {
- continue;
- }
-
- static $info;
- if ($info === null) {
- ob_start();
- phpinfo(INFO_GENERAL);
- $info = ob_get_clean();
- $matches = null;
- if (preg_match('/^Configure Command =>\s*(.*?)$/m', $info, $matches)) {
- $config = $matches[1];
- }
- }
-
- $generic = true;
- list($what, $which) = $resolution;
-
- if ($what == 'flag' && strpos($config, $which) !== false) {
- $show_config = true;
- $generic = false;
- $problems[] =
- "This build of PHP was compiled with the configure flag '{$which}', ".
- "which means it does not have the function '{$fname}()'. This ".
- "function is required for arc to run. Rebuild PHP without this flag. ".
- "You may also be able to build or install the relevant extension ".
- "separately.";
- }
-
- if ($what == 'builtin-dll') {
- $generic = false;
- $problems[] =
- "Your install of PHP does not have the '{$which}' extension enabled. ".
- "Edit your php.ini file and uncomment the line which reads ".
- "'extension={$which}'.";
- }
-
- if ($what == 'text') {
- $generic = false;
- $problems[] = $which;
- }
-
- if ($generic) {
- $problems[] =
- "This build of PHP is missing the required function '{$fname}()'. ".
- "Rebuild PHP or install the extension which provides '{$fname}()'.";
- }
- }
-
- if ($problems) {
- if ($show_config) {
- $problems[] = "PHP was built with this configure command:\n\n{$config}";
- }
- die_with_bad_php(implode("\n\n", $problems));
- }
-}
-
-function die_with_bad_php($message) {
- // NOTE: We're bailing because PHP is broken. We can't call any library
- // functions because they won't be loaded yet.
-
- echo "\n";
- echo 'PHP CONFIGURATION ERRORS';
- echo "\n\n";
- echo $message;
- echo "\n\n";
- exit(1);
-}
-
-function arcanist_load_libraries(
- $load,
- $must_load,
- $lib_source,
- ArcanistWorkingCopyIdentity $working_copy) {
-
- if (!$load) {
- return;
- }
- if (!is_array($load)) {
- $error = pht(
- 'Libraries specified by %s are invalid; expected a list. '.
- 'Check your configuration.',
- $lib_source);
- $console = PhutilConsole::getConsole();
- $console->writeErr("%s: %s\n", pht('WARNING'), $error);
- return;
- }
-
- foreach ($load as $location) {
-
- // Try to resolve the library location. We look in several places, in
- // order:
- //
- // 1. Inside the working copy. This is for phutil libraries within the
- // project. For instance "library/src" will resolve to
- // "./library/src" if it exists.
- // 2. In the same directory as the working copy. This allows you to
- // check out a library alongside a working copy and reference it.
- // If we haven't resolved yet, "library/src" will try to resolve to
- // "../library/src" if it exists.
- // 3. Using normal libphutil resolution rules. Generally, this means
- // that it checks for libraries next to libphutil, then libraries
- // in the PHP include_path.
- //
- // Note that absolute paths will just resolve absolutely through rule (1).
-
- $resolved = false;
-
- // Check inside the working copy. This also checks absolute paths, since
- // they'll resolve absolute and just ignore the project root.
- $resolved_location = Filesystem::resolvePath(
- $location,
- $working_copy->getProjectRoot());
- if (Filesystem::pathExists($resolved_location)) {
- $location = $resolved_location;
- $resolved = true;
- }
- // If we didn't find anything, check alongside the working copy.
- if (!$resolved) {
- $resolved_location = Filesystem::resolvePath(
- $location,
- dirname($working_copy->getProjectRoot()));
- if (Filesystem::pathExists($resolved_location)) {
- $location = $resolved_location;
- $resolved = true;
- }
- }
- $console = PhutilConsole::getConsole();
- $console->writeLog(
- "%s\n",
- pht("Loading phutil library from '%s'...", $location));
-
- $error = null;
- try {
- phutil_load_library($location);
- } catch (PhutilBootloaderException $ex) {
- $error = pht(
- "Failed to load phutil library at location '%s'. This library ".
- "is specified by %s. Check that the setting is correct and the ".
- "library is located in the right place.",
- $location,
- $lib_source);
- if ($must_load) {
- throw new ArcanistUsageException($error);
- } else {
- fwrite(STDERR, phutil_console_wrap(
- phutil_console_format("%s: %s\n",
- pht('WARNING'),
- $error)));
- }
- } catch (PhutilLibraryConflictException $ex) {
- if ($ex->getLibrary() != 'arcanist') {
- throw $ex;
- }
-
- // NOTE: If you are running `arc` against itself, we ignore the library
- // conflict created by loading the local `arc` library (in the current
- // working directory) and continue without loading it.
-
- // This means we only execute code in the `arcanist/` directory which is
- // associated with the binary you are running, whereas we would normally
- // execute local code.
-
- // This can make `arc` development slightly confusing if your setup is
- // especially bizarre, but it allows `arc` to be used in automation
- // workflows more easily. For some context, see PHI13.
-
- $executing_directory = dirname(dirname(__FILE__));
- $working_directory = dirname($location);
-
- fwrite(
- STDERR,
- tsprintf(
- "**<bg:yellow> %s </bg>** %s\n",
- pht('VERY META'),
- pht(
- 'You are running one copy of Arcanist (at path "%s") against '.
- 'another copy of Arcanist (at path "%s"). Code in the current '.
- 'working directory will not be loaded or executed.',
- $executing_directory,
- $working_directory)));
- }
- }
-}
diff --git a/scripts/init/init-arcanist.php b/scripts/init/init-arcanist.php
new file mode 100644
--- /dev/null
+++ b/scripts/init/init-arcanist.php
@@ -0,0 +1,578 @@
+<?php
+
+final class ArcanistRuntime {
+
+ public function execute(array $argv) {
+ $err = $this->checkEnvironment();
+ if ($err) {
+ return $err;
+ }
+
+ $err = $this->includeCoreLibraries();
+ if ($err) {
+ return $err;
+ }
+
+ PhutilTranslator::getInstance()
+ ->setLocale(PhutilLocale::loadLocale('en_US'))
+ ->setTranslations(PhutilTranslation::getTranslationMapForLocale('en_US'));
+
+ ini_set('memory_limit', -1);
+
+ try {
+ return $this->executeCore($argv);
+ } catch (PhutilArgumentUsageException $ex) {
+ fwrite(
+ STDERR,
+ tsprintf(
+ "**%s:** %s\n",
+ pht('Usage Exception'),
+ $ex->getMessage()));
+ return 77;
+ }
+ }
+
+ private function executeCore(array $argv) {
+ $config_args = array(
+ array(
+ 'name' => 'load-phutil-library',
+ 'param' => 'path',
+ 'help' => pht('Load a libphutil library.'),
+ 'repeat' => true,
+ ),
+ array(
+ 'name' => 'config',
+ 'param' => 'key=value',
+ 'repeat' => true,
+ 'help' => pht('Specify a runtime configuration value.'),
+ ),
+ );
+
+ $args = id(new PhutilArgumentParser($argv))
+ ->parseStandardArguments();
+
+ $is_trace = $args->getArg('trace');
+ if ($is_trace) {
+ $this->logTrace(pht('ARGV'), csprintf('%Ls', $argv));
+ }
+
+ $args->parsePartial($config_args, true);
+
+ $config = $this->loadConfiguration($args);
+
+ $this->loadLibraries($args, $config);
+
+ $toolset = $this->newToolset($argv);
+
+ $args->parsePartial($toolset->getToolsetArguments());
+
+ $workflows = $this->newWorkflows($toolset);
+
+ $phutil_workflows = array();
+ foreach ($workflows as $key => $workflow) {
+ $phutil_workflows[$key] = $workflow->newPhutilWorkflow();
+ }
+
+ $unconsumed_argv = $args->getUnconsumedArgumentVector();
+
+ $result = $this->resolveAliases($workflows, $unconsumed_argv, $config);
+ if (is_int($result)) {
+ return $result;
+ }
+
+ $args->setUnconsumedArgumentVector($result);
+
+ return $args->parseWorkflows($phutil_workflows);
+ }
+
+
+ /**
+ * Perform some sanity checks against the possible diversity of PHP builds in
+ * the wild, like very old versions and builds that were compiled with flags
+ * that exclude core functionality.
+ */
+ private function checkEnvironment() {
+ // NOTE: We don't have phutil_is_windows() yet here.
+ $is_windows = (DIRECTORY_SEPARATOR != '/');
+
+ // We use stream_socket_pair() which is not available on Windows earlier.
+ $min_version = ($is_windows ? '5.3.0' : '5.2.3');
+ $cur_version = phpversion();
+ if (version_compare($cur_version, $min_version, '<')) {
+ $message = sprintf(
+ 'You are running a version of PHP ("%s"), which is older than the '.
+ 'minimum supported version ("%s"). Update PHP to continue.',
+ $cur_version,
+ $min_version);
+ return $this->fatalError($message);
+ }
+
+ if ($is_windows) {
+ $need_functions = array(
+ 'curl_init' => array('builtin-dll', 'php_curl.dll'),
+ );
+ } else {
+ $need_functions = array(
+ 'curl_init' => array(
+ 'text',
+ "You need to install the cURL PHP extension, maybe with ".
+ "'apt-get install php5-curl' or 'yum install php53-curl' or ".
+ "something similar.",
+ ),
+ 'json_decode' => array('flag', '--without-json'),
+ );
+ }
+
+ $problems = array();
+
+ $config = null;
+ $show_config = false;
+ foreach ($need_functions as $fname => $resolution) {
+ if (function_exists($fname)) {
+ continue;
+ }
+
+ static $info;
+ if ($info === null) {
+ ob_start();
+ phpinfo(INFO_GENERAL);
+ $info = ob_get_clean();
+ $matches = null;
+ if (preg_match('/^Configure Command =>\s*(.*?)$/m', $info, $matches)) {
+ $config = $matches[1];
+ }
+ }
+
+ list($what, $which) = $resolution;
+
+ if ($what == 'flag' && strpos($config, $which) !== false) {
+ $show_config = true;
+ $problems[] = sprintf(
+ 'The build of PHP you are running was compiled with the configure '.
+ 'flag "%s", which means it does not support the function "%s()". '.
+ 'This function is required for Arcanist to run. Install a standard '.
+ 'build of PHP or rebuild it without this flag. You may also be '.
+ 'able to build or install the relevant extension separately.',
+ $which,
+ $fname);
+ continue;
+ }
+
+ if ($what == 'builtin-dll') {
+ $problems[] = sprintf(
+ 'The build of PHP you are running does not have the "%s" extension '.
+ 'enabled. Edit your php.ini file and uncomment the line which '.
+ 'reads "extension=%s".',
+ $which,
+ $which);
+ continue;
+ }
+
+ if ($what == 'text') {
+ $problems[] = $which;
+ continue;
+ }
+
+ $problems[] = sprintf(
+ 'The build of PHP you are running is missing the required function '.
+ '"%s()". Rebuild PHP or install the extension which provides "%s()".',
+ $fname,
+ $fname);
+ }
+
+ if ($problems) {
+ if ($show_config) {
+ $problems[] = "PHP was built with this configure command:\n\n{$config}";
+ }
+ $problems = implode("\n\n", $problems);
+ return $this->fatalError($problems);
+ }
+
+ return 0;
+ }
+
+ private function fatalError($message) {
+ echo "CONFIGURATION ERROR\n\n";
+ echo $message;
+ echo "\n\n";
+ return 1;
+ }
+
+ private function includeCoreLibraries() {
+ // Adjust 'include_path' to add locations where we'll search for libphutil.
+ // We look in these places:
+ //
+ // - Next to 'arcanist/'.
+ // - Anywhere in the normal PHP 'include_path'.
+ // - Inside 'arcanist/externals/includes/'.
+ //
+ // When looking in these places, we expect to find a 'libphutil/' directory.
+
+ // The 'arcanist/' directory.
+ $arcanist_dir = dirname(dirname(dirname(__FILE__)));
+
+ // The parent directory of 'arcanist/'.
+ $parent_dir = dirname($arcanist_dir);
+
+ // The 'arcanist/externals/includes/' directory.
+ $include_dir = implode(
+ DIRECTORY_SEPARATOR,
+ array(
+ $arcanist_dir,
+ 'externals',
+ 'includes',
+ ));
+
+ $php_include_path = ini_get('include_path');
+ $php_include_path = implode(
+ PATH_SEPARATOR,
+ array(
+ $parent_dir,
+ $php_include_path,
+ $include_dir,
+ ));
+
+ ini_set('include_path', $php_include_path);
+
+ // Load libphutil.
+ @include_once 'libphutil/scripts/__init_script__.php';
+
+ if (!@constant('__LIBPHUTIL__')) {
+ return $this->fatalError(
+ 'Unable to load libphutil. Put "libphutil/" next to "arcanist/"; '.
+ 'or update your PHP "include_path" to include the parent directory '.
+ 'of "libphutil/"; or symlink "libphutil" into '.
+ '"arcanist/externals/includes/".');
+ }
+
+ // Load Arcanist.
+ phutil_load_library($arcanist_dir.'/src/');
+
+ return 0;
+ }
+
+ private function loadConfiguration(PhutilArgumentParser $args) {
+ $configuration_manager = new ArcanistConfigurationManager();
+
+ $cwd = getcwd();
+ $working_copy = ArcanistWorkingCopyIdentity::newFromPath($cwd);
+ $configuration_manager->setWorkingCopyIdentity($working_copy);
+
+ $configuration_manager->applyRuntimeArcConfig($args);
+
+ return $configuration_manager;
+ }
+
+ private function loadLibraries(
+ PhutilArgumentParser $args,
+ ArcanistConfigurationManager $config) {
+
+ $is_trace = $args->getArg('trace');
+
+ if ($is_trace) {
+ $libraries = array(
+ 'phutil',
+ 'arcanist',
+ );
+
+ foreach ($libraries as $library_name) {
+ $this->logTrace(
+ pht('LOAD'),
+ pht(
+ 'Loaded "%s" from "%s".',
+ $library_name,
+ phutil_get_library_root($library_name)));
+ }
+ }
+
+ $load = array();
+ $working_copy = $config->getWorkingCopyIdentity();
+
+ $cli_libraries = $args->getArg('load-phutil-library');
+ if ($cli_libraries) {
+ $load[] = array(
+ '--load-phutil-library',
+ $cli_libraries,
+ );
+ } else {
+ $system_config = $config->readSystemArcConfig();
+ $load[] = array(
+ $config->getSystemArcConfigLocation(),
+ idx($system_config, 'load', array()),
+ );
+
+ $global_config = $config->readUserArcConfig();
+ $load[] = array(
+ $config->getUserConfigurationFileLocation(),
+ idx($global_config, 'load', array()),
+ );
+
+ $load[] = array(
+ '.arcconfig',
+ $working_copy->getProjectConfig('load'),
+ );
+
+ $load[] = array(
+ // TODO: We could explain exactly where this is coming from more
+ // clearly.
+ './.../arc/config',
+ $working_copy->getLocalConfig('load'),
+ );
+
+ $load[] = array(
+ '--config load=...',
+ $config->getRuntimeConfig('load', array()),
+ );
+ }
+
+ foreach ($load as $spec) {
+ list($source, $libraries) = $spec;
+ if ($is_trace) {
+ $this->logTrace(
+ pht('LOAD'),
+ pht(
+ 'Loading libraries from "%s"...',
+ $source));
+ }
+
+ if (!$libraries) {
+ if ($is_trace) {
+ $this->logTrace(pht('NONE'), pht('Nothing to load.'));
+ }
+ continue;
+ }
+
+ if (!is_array($libraries)) {
+ throw new PhutilArgumentUsageException(
+ pht(
+ 'Libraries specified by "%s" are not formatted correctly. '.
+ 'Expected a list of paths. Check your configuration.',
+ $source));
+ }
+
+ foreach ($libraries as $library) {
+ $this->loadLibrary($source, $library, $working_copy, $is_trace);
+ }
+ }
+ }
+
+ private function loadLibrary(
+ $source,
+ $location,
+ ArcanistWorkingCopyIdentity $working_copy,
+ $is_trace) {
+
+ // Try to resolve the library location. We look in several places, in
+ // order:
+ //
+ // 1. Inside the working copy. This is for phutil libraries within the
+ // project. For instance "library/src" will resolve to
+ // "./library/src" if it exists.
+ // 2. In the same directory as the working copy. This allows you to
+ // check out a library alongside a working copy and reference it.
+ // If we haven't resolved yet, "library/src" will try to resolve to
+ // "../library/src" if it exists.
+ // 3. Using normal libphutil resolution rules. Generally, this means
+ // that it checks for libraries next to libphutil, then libraries
+ // in the PHP include_path.
+ //
+ // Note that absolute paths will just resolve absolutely through rule (1).
+
+ $resolved = false;
+
+ // Check inside the working copy. This also checks absolute paths, since
+ // they'll resolve absolute and just ignore the project root.
+ $resolved_location = Filesystem::resolvePath(
+ $location,
+ $working_copy->getProjectRoot());
+ if (Filesystem::pathExists($resolved_location)) {
+ $location = $resolved_location;
+ $resolved = true;
+ }
+
+ // If we didn't find anything, check alongside the working copy.
+ if (!$resolved) {
+ $resolved_location = Filesystem::resolvePath(
+ $location,
+ dirname($working_copy->getProjectRoot()));
+ if (Filesystem::pathExists($resolved_location)) {
+ $location = $resolved_location;
+ $resolved = true;
+ }
+ }
+
+ if ($is_trace) {
+ $this->logTrace(
+ pht('LOAD'),
+ pht('Loading phutil library from "%s"...', $location));
+ }
+
+ $error = null;
+ try {
+ phutil_load_library($location);
+ } catch (PhutilBootloaderException $ex) {
+ fwrite(
+ STDERR,
+ "%s",
+ tsprintf(
+ "**<bg:red> %s </bg>** %s\n",
+ pht(
+ 'Failed to load phutil library at location "%s". This library '.
+ 'is specified by "%s". Check that the setting is correct and '.
+ 'the library is located in the right place.',
+ $location,
+ $source)));
+
+ $prompt = pht('Continue without loading library?');
+ if (!phutil_console_confirm($prompt)) {
+ throw $ex;
+ }
+ } catch (PhutilLibraryConflictException $ex) {
+ if ($ex->getLibrary() != 'arcanist') {
+ throw $ex;
+ }
+
+ // NOTE: If you are running `arc` against itself, we ignore the library
+ // conflict created by loading the local `arc` library (in the current
+ // working directory) and continue without loading it.
+
+ // This means we only execute code in the `arcanist/` directory which is
+ // associated with the binary you are running, whereas we would normally
+ // execute local code.
+
+ // This can make `arc` development slightly confusing if your setup is
+ // especially bizarre, but it allows `arc` to be used in automation
+ // workflows more easily. For some context, see PHI13.
+
+ $executing_directory = dirname(dirname(__FILE__));
+ $working_directory = dirname($location);
+
+ fwrite(
+ STDERR,
+ tsprintf(
+ "**<bg:yellow> %s </bg>** %s\n",
+ pht('VERY META'),
+ pht(
+ 'You are running one copy of Arcanist (at path "%s") against '.
+ 'another copy of Arcanist (at path "%s"). Code in the current '.
+ 'working directory will not be loaded or executed.',
+ $executing_directory,
+ $working_directory)));
+ }
+ }
+
+ private function newToolset(array $argv) {
+ $binary = basename($argv[0]);
+
+ $toolsets = ArcanistToolset::newToolsetMap();
+ if (!isset($toolsets[$binary])) {
+ throw new PhutilArgumentUsageException(
+ pht(
+ 'Arcanist toolset "%s" is unknown. The Arcanist binary should '.
+ 'be executed so that "argv[0]" identifies a supported toolset. '.
+ 'Rename the binary or install the library that provides the '.
+ 'desired toolset. Current available toolsets: %s.',
+ $binary,
+ implode(', ', array_keys($toolsets))));
+ }
+
+ return $toolsets[$binary];
+ }
+
+ private function newWorkflows(ArcanistToolset $toolset) {
+ $workflows = id(new PhutilClassMapQuery())
+ ->setAncestorClass('ArcanistWorkflow')
+ ->execute();
+
+ foreach ($workflows as $key => $workflow) {
+ if (!$workflow->supportsToolset($toolset)) {
+ unset($workflows[$key]);
+ }
+ }
+
+ $map = array();
+ foreach ($workflows as $workflow) {
+ $key = $workflow->getWorkflowName();
+ if (isset($map[$key])) {
+ throw new Exception(
+ pht(
+ 'Two workflows ("%s" and "%s") both have the same name ("%s") '.
+ 'and both support the current toolset ("%s", "%s"). Each '.
+ 'workflow in a given toolset must have a unique name.',
+ get_class($workflow),
+ get_class($map[$key]),
+ get_class($toolset),
+ $toolset->getToolsetKey()));
+ }
+ $map[$key] = id(clone $workflow)
+ ->setToolset($toolset);
+ }
+
+ return $map;
+ }
+
+ private function resolveAliases(
+ array $workflows,
+ array $argv,
+ ArcanistConfigurationManager $config) {
+
+ $command = head($argv);
+
+ // If this is a match for a recognized workflow, just return the arguments
+ // unmodified. You aren't allowed to alias over real workflows.
+ if (isset($workflows[$command])) {
+ return $argv;
+ }
+
+ $aliases = ArcanistAliasWorkflow::getAliases($config);
+ list($new_command, $new_args) = ArcanistAliasWorkflow::resolveAliases(
+ $command,
+ $this,
+ array_slice($argv, 1),
+ $config);
+
+ // You can't alias something to itself, so if the new command isn't new,
+ // we're all done resolving aliases.
+ if ($new_command === $command) {
+ return $argv;
+ }
+
+ $full_alias = idx($aliases, $command, array());
+ $full_alias = implode(' ', $full_alias);
+
+ // Run shell command aliases.
+ if (ArcanistAliasWorkflow::isShellCommandAlias($new_command)) {
+ fwrite(
+ STDERR,
+ tsprintf(
+ '**<bg:green> %s </bg>** arc %s -> $ %s',
+ pht('ALIAS'),
+ $command,
+ $shell_cmd));
+
+ $shell_cmd = substr($full_alias, 1);
+
+ return phutil_passthru('%C %Ls', $shell_cmd, $args);
+ }
+
+ fwrite(
+ STDERR,
+ tsprintf(
+ '**<bg:green> %s </bg>** arc %s -> arc %s',
+ pht('ALIAS'),
+ $command,
+ $new_command));
+
+ $new_argv = array_merge(array($new_command), $new_args);
+
+ return $this->resolveAliases($workflows, $new_argv, $config);
+ }
+
+ private function logTrace($label, $message) {
+ echo tsprintf(
+ "**<bg:magenta> %s </bg>** %s\n",
+ $label,
+ $message);
+ }
+
+}
diff --git a/scripts/phage.php b/scripts/phage.php
deleted file mode 100755
--- a/scripts/phage.php
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/usr/bin/env php
-<?php
-
-require_once dirname(__FILE__).'/__init_script__.php';
-ini_set('memory_limit', -1);
-
-$args = new PhutilArgumentParser($argv);
-$args->parseStandardArguments();
-
-$args->parsePartial(array());
-
-
-// TODO: This is pretty minimal and should be shared with "arc".
-$working_directory = getcwd();
-$working_copy = ArcanistWorkingCopyIdentity::newFromPath($working_directory);
-$config = id(new ArcanistConfigurationManager())
- ->setWorkingCopyIdentity($working_copy);
-
-foreach ($config->getProjectConfig('load') as $load) {
- $load = Filesystem::resolvePath($working_copy->getProjectRoot().'/'.$load);
- phutil_load_library($load);
-}
-
-
-$workflows = id(new PhutilClassMapQuery())
- ->setAncestorClass('PhageWorkflow')
- ->execute();
-$workflows[] = new PhutilHelpArgumentWorkflow();
-$args->parseWorkflows($workflows);

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