php/sapi/cli/php_cli.c

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2004 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.0 of the PHP license,       |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_0.txt.                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Author: Edin Kadribasic <edink@php.net>                              |
   |         Marcus Boerger <helly@php.net>                               |
   |         Parts based on CGI SAPI Module by                            |
   |         Rasmus Lerdorf, Stig Bakken and Zeev Suraski                 |
   +----------------------------------------------------------------------+
*/

/* $Id$ */

#include "php.h"
#include "php_globals.h"
#include "php_variables.h"
#include "zend_hash.h"
#include "zend_modules.h"

#include "SAPI.h"

#include <stdio.h>
#include "php.h"
#ifdef PHP_WIN32
#include "win32/time.h"
#include "win32/signal.h"
#include <process.h>
#endif
#if HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_SIGNAL_H
#include <signal.h>
#endif
#if HAVE_SETLOCALE
#include <locale.h>
#endif
#include "zend.h"
#include "zend_extensions.h"
#include "php_ini.h"
#include "php_globals.h"
#include "php_main.h"
#include "fopen_wrappers.h"
#include "ext/standard/php_standard.h"
#ifdef PHP_WIN32
#include <io.h>
#include <fcntl.h>
#include "win32/php_registry.h"
#endif

#if HAVE_SIGNAL_H
#include <signal.h>
#endif

#ifdef __riscos__
#include <unixlib/local.h>
#endif

#include "zend_compile.h"
#include "zend_execute.h"
#include "zend_highlight.h"
#include "zend_indent.h"


#include "php_getopt.h"

#ifndef O_BINARY
#define O_BINARY 0
#endif

#define PHP_MODE_STANDARD      1
#define PHP_MODE_HIGHLIGHT     2
#define PHP_MODE_INDENT        3
#define PHP_MODE_LINT          4
#define PHP_MODE_STRIP         5
#define PHP_MODE_CLI_DIRECT    6
#define PHP_MODE_PROCESS_STDIN 7

static char *php_optarg = NULL;
static int php_optind = 1;

static const opt_struct OPTIONS[] = {
	{'a', 0, "interactive"},
	{'B', 1, "process-begin"},
	{'C', 0, "no-chdir"}, /* for compatibility with CGI (do not chdir to script directory) */
	{'c', 1, "php-ini"},
	{'d', 1, "define"},
	{'E', 1, "process-end"},
	{'e', 0, "profile-info"},
	{'F', 1, "process-file"},
	{'f', 1, "file"},
	{'g', 1, "global"},
	{'h', 0, "help"},
	{'i', 0, "info"},
	{'l', 0, "syntax-check"},
	{'m', 0, "modules"},
	{'n', 0, "no-php-ini"},
	{'q', 0, "no-header"}, /* for compatibility with CGI (do not generate HTTP headers) */
	{'R', 1, "process-code"},
	{'H', 0, "hide-args"},
	{'r', 1, "run"},
	{'s', 0, "syntax-highlight"},
	{'s', 0, "syntax-highlighting"},
	{'w', 0, "strip"},
	{'?', 0, "usage"},/* help alias (both '?' and 'usage') */
	{'v', 0, "version"},
	{'z', 1, "zend-extension"},
	{'-', 0, NULL} /* end of args */
};

static int print_module_info(zend_module_entry *module, void *arg TSRMLS_DC)
{
	php_printf("%s\n", module->name);
	return 0;
}

static int module_name_cmp(const void *a, const void *b TSRMLS_DC)
{
	Bucket *f = *((Bucket **) a);
	Bucket *s = *((Bucket **) b);

	return strcmp(((zend_module_entry *)f->pData)->name,
				  ((zend_module_entry *)s->pData)->name);
}

static void print_modules(TSRMLS_D)
{
	HashTable sorted_registry;
	zend_module_entry tmp;

	zend_hash_init(&sorted_registry, 50, NULL, NULL, 1);
	zend_hash_copy(&sorted_registry, &module_registry, NULL, &tmp, sizeof(zend_module_entry));
	zend_hash_sort(&sorted_registry, zend_qsort, module_name_cmp, 0 TSRMLS_CC);
	zend_hash_apply_with_argument(&sorted_registry, (apply_func_arg_t) print_module_info, NULL TSRMLS_CC);
	zend_hash_destroy(&sorted_registry);
}

static int print_extension_info(zend_extension *ext, void *arg TSRMLS_DC)
{
	php_printf("%s\n", ext->name);
	return 0;
}

static int extension_name_cmp(const zend_llist_element **f,
							  const zend_llist_element **s TSRMLS_DC)
{
	return strcmp(((zend_extension *)(*f)->data)->name,
				  ((zend_extension *)(*s)->data)->name);
}

static void print_extensions(TSRMLS_D)
{
	zend_llist sorted_exts;

	zend_llist_copy(&sorted_exts, &zend_extensions);
	sorted_exts.dtor = NULL;
	zend_llist_sort(&sorted_exts, extension_name_cmp TSRMLS_CC);
	zend_llist_apply_with_argument(&sorted_exts, (llist_apply_with_arg_func_t) print_extension_info, NULL TSRMLS_CC);
	zend_llist_destroy(&sorted_exts);
}

#ifndef STDOUT_FILENO
#define STDOUT_FILENO 1
#endif

static inline size_t sapi_cli_single_write(const char *str, uint str_length)
{
#ifdef PHP_WRITE_STDOUT
	long ret;

	ret = write(STDOUT_FILENO, str, str_length);
	if (ret <= 0) {
		return 0;
	}
	return ret;
#else
	size_t ret;

	ret = fwrite(str, 1, MIN(str_length, 16384), stdout);
	return ret;
#endif
}

static int sapi_cli_ub_write(const char *str, uint str_length TSRMLS_DC)
{
	const char *ptr = str;
	uint remaining = str_length;
	size_t ret;

	while (remaining > 0)
	{
		ret = sapi_cli_single_write(ptr, remaining);
		if (!ret) {
#ifdef PHP_CLI_WIN32_NO_CONSOLE
			break;
#else
			php_handle_aborted_connection();
#endif
		}
		ptr += ret;
		remaining -= ret;
	}

	return str_length;
}


static void sapi_cli_flush(void *server_context)
{
	if (fflush(stdout)==EOF) {
#ifndef PHP_CLI_WIN32_NO_CONSOLE
		php_handle_aborted_connection();
#endif
	}
}

static char *php_self = "";
static char *script_filename = "";

static void sapi_cli_register_variables(zval *track_vars_array TSRMLS_DC)
{
	/* In CGI mode, we consider the environment to be a part of the server
	 * variables
	 */
	php_import_environment_variables(track_vars_array TSRMLS_CC);

	/* Build the special-case PHP_SELF variable for the CLI version */
	php_register_variable("PHP_SELF", php_self, track_vars_array TSRMLS_CC);
	php_register_variable("SCRIPT_NAME", php_self, track_vars_array TSRMLS_CC);
	/* filenames are empty for stdin */
	php_register_variable("SCRIPT_FILENAME", script_filename, track_vars_array TSRMLS_CC);
	php_register_variable("PATH_TRANSLATED", script_filename, track_vars_array TSRMLS_CC);
	/* just make it available */
	php_register_variable("DOCUMENT_ROOT", "", track_vars_array TSRMLS_CC);
}


static void sapi_cli_log_message(char *message)
{
	fprintf(stderr, "%s\n", message);
}

static int sapi_cli_deactivate(TSRMLS_D)
{
	fflush(stdout);
	if(SG(request_info).argv0) {
		free(SG(request_info).argv0);
		SG(request_info).argv0 = NULL;
	}
	return SUCCESS;
}

static char* sapi_cli_read_cookies(TSRMLS_D)
{
	return NULL;
}

static int sapi_cli_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
{
	/* We do nothing here, this function is needed to prevent that the fallback
	 * header handling is called. */
	return SAPI_HEADER_SENT_SUCCESSFULLY;
}

static void sapi_cli_send_header(sapi_header_struct *sapi_header, void *server_context TSRMLS_DC)
{
}


static int php_cli_startup(sapi_module_struct *sapi_module)
{
	if (php_module_startup(sapi_module, NULL, 0)==FAILURE) {
		return FAILURE;
	}
	return SUCCESS;
}


/* {{{ sapi_cli_ini_defaults */

/* overwriteable ini defaults must be set in sapi_cli_ini_defaults() */
#define INI_DEFAULT(name,value)\
	ZVAL_STRING(tmp, value, 0);\
	zend_hash_update(configuration_hash, name, sizeof(name), tmp, sizeof(zval), (void**)&entry);\
	Z_STRVAL_P(entry) = zend_strndup(Z_STRVAL_P(entry), Z_STRLEN_P(entry))

/* hard coded ini settings must be set in main() */
#define INI_HARDCODED(name,value)\
		zend_alter_ini_entry(name, sizeof(name), value, strlen(value), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);

static void sapi_cli_ini_defaults(HashTable *configuration_hash)
{
	zval *tmp, *entry;
	
	MAKE_STD_ZVAL(tmp);

	INI_DEFAULT("report_zend_debug", "0");
	INI_DEFAULT("display_errors", "1");

	FREE_ZVAL(tmp);
}
/* }}} */

/* {{{ sapi_module_struct cli_sapi_module
 */
static sapi_module_struct cli_sapi_module = {
	"cli",							/* name */
	"Command Line Interface",    	/* pretty name */

	php_cli_startup,				/* startup */
	php_module_shutdown_wrapper,	/* shutdown */

	NULL,							/* activate */
	sapi_cli_deactivate,			/* deactivate */

	sapi_cli_ub_write,		    	/* unbuffered write */
	sapi_cli_flush,				    /* flush */
	NULL,							/* get uid */
	NULL,							/* getenv */

	php_error,						/* error handler */

	NULL,							/* header handler */
	sapi_cli_send_headers,			/* send headers handler */
	sapi_cli_send_header,			/* send header handler */

	NULL,				            /* read POST data */
	sapi_cli_read_cookies,          /* read Cookies */

	sapi_cli_register_variables,	/* register server variables */
	sapi_cli_log_message,			/* Log message */

	STANDARD_SAPI_MODULE_PROPERTIES
};
/* }}} */

/* {{{ php_cli_usage
 */
static void php_cli_usage(char *argv0)
{
	char *prog;

	prog = strrchr(argv0, '/');
	if (prog) {
		prog++;
	} else {
		prog = "php";
	}
	
	php_printf( "Usage: %s [options] [-f] <file> [--] [args...]\n"
	            "       %s [options] -r <code> [--] [args...]\n"
	            "       %s [options] [-B <begin_code>] -R <code> [-E <end_code>] [--] [args...]\n"
	            "       %s [options] [-B <begin_code>] -F <file> [-E <end_code>] [--] [args...]\n"
	            "       %s [options] -- [args...]\n"
	            "\n"
				"  -a               Run interactively\n"
				"  -c <path>|<file> Look for php.ini file in this directory\n"
				"  -n               No php.ini file will be used\n"
				"  -d foo[=bar]     Define INI entry foo with value 'bar'\n"
				"  -e               Generate extended information for debugger/profiler\n"
				"  -f <file>        Parse <file>.\n"
				"  -h               This help\n"
				"  -i               PHP information\n"
				"  -l               Syntax check only (lint)\n"
				"  -m               Show compiled in modules\n"
				"  -r <code>        Run PHP <code> without using script tags <?..?>\n"
				"  -B <begin_code>  Run PHP <begin_code> before processing input lines\n"
				"  -R <code>        Run PHP <code> for every input line\n"
				"  -F <file>        Parse and execute <file> for every input line\n"
				"  -E <end_code>    Run PHP <end_code> after processing all input lines\n"
				"  -H               Hide any passed arguments from external tools.\n"
				"  -s               Display colour syntax highlighted source.\n"
				"  -v               Version number\n"
				"  -w               Display source with stripped comments and whitespace.\n"
				"  -z <file>        Load Zend extension <file>.\n"
				"\n"
				"  args...          Arguments passed to script. Use -- args when first argument\n"
				"                   starts with - or script is read from stdin\n"
				"\n"
				, prog, prog, prog, prog, prog);
}
/* }}} */

static void define_command_line_ini_entry(char *arg)
{
	char *name, *value;

	name = arg;
	value = strchr(arg, '=');
	if (value) {
		*value = 0;
		value++;
	} else {
		value = "1";
	}
	zend_alter_ini_entry(name, strlen(name)+1, value, strlen(value), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
}


static void php_register_command_line_global_vars(char **arg TSRMLS_DC)
{
	char *var, *val;

	var = *arg;
	val = strchr(var, '=');
	if (!val) {
		printf("No value specified for variable '%s'\n", var);
	} else {
		*val++ = '\0';
		php_register_variable(var, val, NULL TSRMLS_CC);
	}
	efree(*arg);
}

static php_stream *s_in_process = NULL;

static void cli_register_file_handles(TSRMLS_D)
{
	zval *zin, *zout, *zerr;
	php_stream *s_in, *s_out, *s_err;
	php_stream_context *sc_in=NULL, *sc_out=NULL, *sc_err=NULL;
	zend_constant ic, oc, ec;
	
	MAKE_STD_ZVAL(zin);
	MAKE_STD_ZVAL(zout);
	MAKE_STD_ZVAL(zerr);

	s_in  = php_stream_open_wrapper_ex("php://stdin",  "rb", 0, NULL, sc_in);
	s_out = php_stream_open_wrapper_ex("php://stdout", "wb", 0, NULL, sc_out);
	s_err = php_stream_open_wrapper_ex("php://stderr", "wb", 0, NULL, sc_err);

	if (s_in==NULL || s_out==NULL || s_err==NULL) {
		return;
	}
	
	s_in_process = s_in;

	php_stream_to_zval(s_in,  zin);
	php_stream_to_zval(s_out, zout);
	php_stream_to_zval(s_err, zerr);
	
	ic.value = *zin;
	ic.flags = CONST_CS;
	ic.name = zend_strndup(ZEND_STRS("STDIN"));
	ic.name_len = sizeof("STDIN");
	ic.module_number = 0;
	zend_register_constant(&ic TSRMLS_CC);

	oc.value = *zout;
	oc.flags = CONST_CS;
	oc.name = zend_strndup(ZEND_STRS("STDOUT"));
	oc.name_len = sizeof("STDOUT");
	oc.module_number = 0;
	zend_register_constant(&oc TSRMLS_CC);

	ec.value = *zerr;
	ec.flags = CONST_CS;
	ec.name = zend_strndup(ZEND_STRS("STDERR"));
	ec.name_len = sizeof("STDERR");
	ec.module_number = 0;
	zend_register_constant(&ec TSRMLS_CC);

	FREE_ZVAL(zin);
	FREE_ZVAL(zout);
	FREE_ZVAL(zerr);
}

static const char *param_mode_conflict = "Either execute direct code, process stdin or use a file.\n";

/* {{{ cli_seek_file_begin
 */
static int cli_seek_file_begin(zend_file_handle *file_handle, char *script_file, int *lineno TSRMLS_DC)
{
	int c;

	*lineno = 1;

	if (!(file_handle->handle.fp = VCWD_FOPEN(script_file, "rb"))) {
		php_printf("Could not open input file: %s.\n", script_file);
		return FAILURE;
	}
	file_handle->filename = script_file;
	/* #!php support */
	c = fgetc(file_handle->handle.fp);
	if (c == '#') {
		while (c != 10 && c != 13) {
			c = fgetc(file_handle->handle.fp);	/* skip to end of line */
		}
		/* handle situations where line is terminated by \r\n */
		if (c == 13) {
			if (fgetc(file_handle->handle.fp) != 10) {
				long pos = ftell(file_handle->handle.fp);
				fseek(file_handle->handle.fp, pos - 1, SEEK_SET);
			}
		}
		*lineno = 2;
	} else {
		rewind(file_handle->handle.fp);
	}
	return SUCCESS;
}
/* }}} */

/* {{{ main
 */
#ifdef PHP_CLI_WIN32_NO_CONSOLE
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
#else
int main(int argc, char *argv[])
#endif
{
	int exit_status = SUCCESS;
	int c;
	zend_file_handle file_handle;
/* temporary locals */
	int behavior=PHP_MODE_STANDARD;
	int orig_optind=php_optind;
	char *orig_optarg=php_optarg;
	char *arg_free=NULL, **arg_excp=&arg_free;
	char *script_file=NULL;
	zend_llist global_vars;
	int interactive=0;
	int module_started = 0;
	int lineno = 0;
	char *exec_direct=NULL, *exec_run=NULL, *exec_begin=NULL, *exec_end=NULL;
	const char *param_error=NULL;
	int hide_argv = 0;
/* end of temporary locals */
#ifdef ZTS
	zend_compiler_globals *compiler_globals;
	zend_executor_globals *executor_globals;
	php_core_globals *core_globals;
	sapi_globals_struct *sapi_globals;
	void ***tsrm_ls;
#endif
#ifdef PHP_CLI_WIN32_NO_CONSOLE
	int argc = __argc;
	char **argv = __argv;
#endif

#if defined(PHP_WIN32) && defined(_DEBUG) && defined(PHP_WIN32_DEBUG_HEAP)
	{
		int tmp_flag;
		
		_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE);
		_CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);

		tmp_flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
		tmp_flag |= _CRTDBG_DELAY_FREE_MEM_DF;
		tmp_flag |= _CRTDBG_LEAK_CHECK_DF;

		_CrtSetDbgFlag(tmp_flag);
	}
#endif

#ifdef HAVE_SIGNAL_H
#if defined(SIGPIPE) && defined(SIG_IGN)
	signal(SIGPIPE, SIG_IGN); /* ignore SIGPIPE in standalone mode so
								that sockets created via fsockopen()
								don't kill PHP if the remote site
								closes it.  in apache|apxs mode apache
								does that for us!  thies@thieso.net
								20000419 */
#endif
#endif


#ifdef ZTS
	tsrm_startup(1, 1, 0, NULL);
#endif

	cli_sapi_module.ini_defaults = sapi_cli_ini_defaults;
	cli_sapi_module.phpinfo_as_text = 1;
	sapi_startup(&cli_sapi_module);

#ifdef PHP_WIN32
	_fmode = _O_BINARY;			/*sets default for file streams to binary */
	setmode(_fileno(stdin), O_BINARY);		/* make the stdio mode be binary */
	setmode(_fileno(stdout), O_BINARY);		/* make the stdio mode be binary */
	setmode(_fileno(stderr), O_BINARY);		/* make the stdio mode be binary */
#endif


	while ((c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0))!=-1) {
		switch (c) {
		case 'c':
			cli_sapi_module.php_ini_path_override = strdup(php_optarg);
			break;
		case 'n':
			cli_sapi_module.php_ini_ignore = 1;
			break;
		}
	}
	php_optind = orig_optind;
	php_optarg = orig_optarg;

	cli_sapi_module.executable_location = argv[0];

#ifdef ZTS
	compiler_globals = ts_resource(compiler_globals_id);
	executor_globals = ts_resource(executor_globals_id);
	core_globals = ts_resource(core_globals_id);
	sapi_globals = ts_resource(sapi_globals_id);
	tsrm_ls = ts_resource(0);
#endif

	/* startup after we get the above ini override se we get things right */
	if (php_module_startup(&cli_sapi_module, NULL, 0)==FAILURE) {
		/* there is no way to see if we must call zend_ini_deactivate()
		 * since we cannot check if EG(ini_directives) has been initialised
		 * because the executor's constructor does not set initialize it.
		 * Apart from that there seems no need for zend_ini_deactivate() yet.
		 * So we goto out_err.*/
		exit_status = 1;
		goto out_err;
	}
	module_started = 1;

	zend_first_try {
		zend_llist_init(&global_vars, sizeof(char *), NULL, 0);

		zend_uv.html_errors = 0; /* tell the engine we're in non-html mode */
		CG(in_compilation) = 0; /* not initialized but needed for several options */
		EG(uninitialized_zval_ptr) = NULL;

		if (cli_sapi_module.php_ini_path_override && cli_sapi_module.php_ini_ignore) {
			PUTS("You cannot use both -n and -c switch. Use -h for help.\n");
			exit_status=1;
			goto out_err;
		}

		/* here is the place for hard coded defaults which cannot be overwritten in the ini file */
		INI_HARDCODED("register_argc_argv", "1");
		INI_HARDCODED("html_errors", "0");
		INI_HARDCODED("implicit_flush", "1");
		INI_HARDCODED("output_buffering", "0");
		INI_HARDCODED("max_execution_time", "0");

		while ((c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0)) != -1) {
			switch (c) {

			case 'd': /* define ini entries on command line */
				define_command_line_ini_entry(php_optarg);
				break;

			case 'h': /* help & quit */
			case '?':
				php_output_startup();
				php_output_activate(TSRMLS_C);
				php_cli_usage(argv[0]);
				php_end_ob_buffers(1 TSRMLS_CC);
				exit_status=1;
				goto err;


			case 'i': /* php info & quit */
				if (php_request_startup(TSRMLS_C)==FAILURE) {
					goto err;
				}
				php_print_info(0xFFFFFFFF TSRMLS_CC);
				php_end_ob_buffers(1 TSRMLS_CC);
				exit_status=1;
				goto out;

			case 'm': /* list compiled in modules */
				php_output_startup();
				php_output_activate(TSRMLS_C);
				php_printf("[PHP Modules]\n");
				print_modules(TSRMLS_C);
				php_printf("\n[Zend Modules]\n");
				print_extensions(TSRMLS_C);
				php_printf("\n");
				php_end_ob_buffers(1 TSRMLS_CC);
				exit_status=1;
				goto err;

			case 'v': /* show php version & quit */
				if (php_request_startup(TSRMLS_C)==FAILURE) {
					goto err;
				}
#if ZEND_DEBUG
				php_printf("PHP %s (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
#else
				php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
#endif
				php_end_ob_buffers(1 TSRMLS_CC);
				exit_status=1;
				goto out;

			default:
				break;
			}
		}

		/* Set some CLI defaults */
		SG(options) |= SAPI_OPTION_NO_CHDIR;

		php_optind = orig_optind;
		php_optarg = orig_optarg;
		while ((c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0)) != -1) {
			switch (c) {

			case 'a':	/* interactive mode */
				if (!interactive) {
					printf("Interactive mode enabled\n\n");
					fflush(stdout);
					interactive=1;
				}
				break;

			case 'C': /* don't chdir to the script directory */
				/* This is default so NOP */
				break;

			case 'e': /* enable extended info output */
				CG(extended_info) = 1;
				break;

			case 'F':
				if (behavior == PHP_MODE_PROCESS_STDIN) {
					if (exec_run || script_file) {
						param_error = "You can use -R or -F only once.\n";
						break;
					}
				} else if (behavior != PHP_MODE_STANDARD) {
					param_error = param_mode_conflict;
					break;
				}
				behavior=PHP_MODE_PROCESS_STDIN;
				script_file = php_optarg;
				break;

			case 'f': /* parse file */
				if (behavior == PHP_MODE_CLI_DIRECT || behavior == PHP_MODE_PROCESS_STDIN) {
					param_error = param_mode_conflict;
					break;
				} else if (script_file) {
					param_error = "You can use -f only once.\n";
					break;
				}
				script_file = php_optarg;
				break;

			case 'g': /* define global variables on command line */
				{
					char *arg = estrdup(php_optarg);

					zend_llist_add_element(&global_vars, &arg);
				}
				break;

			case 'l': /* syntax check mode */
				if (behavior != PHP_MODE_STANDARD) {
					break;
				}
				behavior=PHP_MODE_LINT;
				break;

#if 0 /* not yet operational, see also below ... */
			case '': /* generate indented source mode*/
				if (behavior == PHP_MODE_CLI_DIRECT || behavior == PHP_MODE_PROCESS_STDIN) {
					param_error = "Source indenting only works for files.\n";
					break;
				}
				behavior=PHP_MODE_INDENT;
				break;
#endif

			case 'q': /* do not generate HTTP headers */
				/* This is default so NOP */
				break;

			case 'r': /* run code from command line */
				if (behavior == PHP_MODE_CLI_DIRECT) {
					if (exec_direct || script_file) {
						param_error = "You can use -r only once.\n";
						break;
					}
				} else if (behavior != PHP_MODE_STANDARD) {
					param_error = param_mode_conflict;
					break;
				}
				behavior=PHP_MODE_CLI_DIRECT;
				exec_direct=php_optarg;
				break;
			
			case 'R':
				if (behavior == PHP_MODE_PROCESS_STDIN) {
					if (exec_run || script_file) {
						param_error = "You can use -R or -F only once.\n";
						break;
					}
				} else if (behavior != PHP_MODE_STANDARD) {
					param_error = param_mode_conflict;
					break;
				}
				behavior=PHP_MODE_PROCESS_STDIN;
				exec_run=php_optarg;
				break;

			case 'B':
				if (behavior == PHP_MODE_PROCESS_STDIN) {
					if (exec_begin) {
						param_error = "You can use -B only once.\n";
						break;
					}
				} else if (behavior != PHP_MODE_STANDARD) {
					param_error = param_mode_conflict;
					break;
				}
				behavior=PHP_MODE_PROCESS_STDIN;
				exec_begin=php_optarg;
				break;

			case 'E':
				if (behavior == PHP_MODE_PROCESS_STDIN) {
					if (exec_end) {
						param_error = "You can use -E only once.\n";
						break;
					}
				} else if (behavior != PHP_MODE_STANDARD) {
					param_error = param_mode_conflict;
					break;
				}
				behavior=PHP_MODE_PROCESS_STDIN;
				exec_end=php_optarg;
				break;

			case 's': /* generate highlighted HTML from source */
				if (behavior == PHP_MODE_CLI_DIRECT || behavior == PHP_MODE_PROCESS_STDIN) {
					param_error = "Source highlighting only works for files.\n";
					break;
				}
				behavior=PHP_MODE_HIGHLIGHT;
				break;

			case 'w':
				if (behavior == PHP_MODE_CLI_DIRECT || behavior == PHP_MODE_PROCESS_STDIN) {
					param_error = "Source stripping only works for files.\n";
					break;
				}
				behavior=PHP_MODE_STRIP;
				break;

			case 'z': /* load extension file */
				zend_load_extension(php_optarg);
				break;
			case 'H':
				hide_argv = 1;
				break;

			default:
				break;
			}
		}

		if (param_error) {
			PUTS(param_error);
			exit_status=1;
			goto out_err;
		}

		CG(interactive) = interactive;

		/* only set script_file if not set already and not in direct mode and not at end of parameter list */
		if (argc > php_optind 
		  && !script_file 
		  && behavior!=PHP_MODE_CLI_DIRECT 
		  && behavior!=PHP_MODE_PROCESS_STDIN 
		  && strcmp(argv[php_optind-1],"--")) 
		{
			script_file=argv[php_optind];
			php_optind++;
		}
		if (script_file) {
			if (cli_seek_file_begin(&file_handle, script_file, &lineno TSRMLS_CC) != SUCCESS) {
				goto err;
			}
			script_filename = script_file;
		} else {
			/* We could handle PHP_MODE_PROCESS_STDIN in a different manner  */
			/* here but this would make things only more complicated. And it */
			/* is consitent with the way -R works where the stdin file handle*/
			/* is also accessible. */
			file_handle.filename = "-";
			file_handle.handle.fp = stdin;
		}
		file_handle.type = ZEND_HANDLE_FP;
		file_handle.opened_path = NULL;
		file_handle.free_filename = 0;
		php_self = file_handle.filename;

		/* before registering argv to module exchange the *new* argv[0] */
		/* we can achieve this without allocating more memory */
		SG(request_info).argc=argc-php_optind+1;
		arg_excp = argv+php_optind-1;
		arg_free = argv[php_optind-1];
		SG(request_info).path_translated = file_handle.filename;
		argv[php_optind-1] = file_handle.filename;
		SG(request_info).argv=argv+php_optind-1;

		if (php_request_startup(TSRMLS_C)==FAILURE) {
			*arg_excp = arg_free;
			fclose(file_handle.handle.fp);
			php_request_shutdown((void *) 0);
			PUTS("Could not startup.\n");
			goto err;
		}
		CG(start_lineno) = lineno;
		*arg_excp = arg_free; /* reconstuct argv */

		if (hide_argv) {
			int i;
			for (i = 1; i < argc; i++) {
				memset(argv[i], 0, strlen(argv[i]));
			}
		}

		/* This actually destructs the elements of the list - ugly hack */
		zend_is_auto_global("_SERVER", sizeof("_SERVER")-1 TSRMLS_CC);
		zend_llist_apply(&global_vars, (llist_apply_func_t) php_register_command_line_global_vars TSRMLS_CC);
		zend_llist_destroy(&global_vars);

		PG(during_request_startup) = 0;
		switch (behavior) {
		case PHP_MODE_STANDARD:
			if (strcmp(file_handle.filename, "-")) {
				cli_register_file_handles(TSRMLS_C);
			}
			php_execute_script(&file_handle TSRMLS_CC);
			exit_status = EG(exit_status);
			break;
		case PHP_MODE_LINT:
			exit_status = php_lint_script(&file_handle TSRMLS_CC);
			if (exit_status==SUCCESS) {
				zend_printf("No syntax errors detected in %s\n", file_handle.filename);
			} else {
				zend_printf("Errors parsing %s\n", file_handle.filename);
			}
			break;
		case PHP_MODE_STRIP:
			if (open_file_for_scanning(&file_handle TSRMLS_CC)==SUCCESS) {
				zend_strip(TSRMLS_C);
			}
			goto out;
			break;
		case PHP_MODE_HIGHLIGHT:
			{
				zend_syntax_highlighter_ini syntax_highlighter_ini;

				if (open_file_for_scanning(&file_handle TSRMLS_CC)==SUCCESS) {
					php_get_highlight_struct(&syntax_highlighter_ini);
					zend_highlight(&syntax_highlighter_ini TSRMLS_CC);
				}
				goto out;
			}
			break;
#if 0
			/* Zeev might want to do something with this one day */
		case PHP_MODE_INDENT:
			open_file_for_scanning(&file_handle TSRMLS_CC);
			zend_indent();
			fclose(file_handle.handle.fp);
			goto out;
			break;
#endif
		case PHP_MODE_CLI_DIRECT:
			cli_register_file_handles(TSRMLS_C);
			if (zend_eval_string_ex(exec_direct, NULL, "Command line code", 1 TSRMLS_CC) == FAILURE) {
				exit_status=254;
			}
			break;
			
		case PHP_MODE_PROCESS_STDIN:
			{
				char *input;
				size_t len, index = 0;
				pval *argn, *argi;

				cli_register_file_handles(TSRMLS_C);
	
				if (exec_begin && zend_eval_string_ex(exec_begin, NULL, "Command line begin code", 1 TSRMLS_CC) == FAILURE) {
					exit_status=254;
				}
				ALLOC_ZVAL(argi);
				Z_TYPE_P(argi) = IS_LONG;
				Z_LVAL_P(argi) = index;
				INIT_PZVAL(argi);
				zend_hash_update(&EG(symbol_table), "argi", sizeof("argi"), &argi, sizeof(pval *), NULL);
				while (exit_status == SUCCESS && (input=php_stream_gets(s_in_process, NULL, 0)) != NULL) {
					len = strlen(input);
					while (len-- && (input[len]=='\n' || input[len]=='\r')) {
						input[len] = '\0';
					}
					ALLOC_ZVAL(argn);
					Z_TYPE_P(argn) = IS_STRING;
					Z_STRLEN_P(argn) = ++len;
					Z_STRVAL_P(argn) = estrndup(input, len);
					INIT_PZVAL(argn);
					zend_hash_update(&EG(symbol_table), "argn", sizeof("argn"), &argn, sizeof(pval *), NULL);
					Z_LVAL_P(argi) = ++index;
					if (exec_run) {
						if (zend_eval_string_ex(exec_run, NULL, "Command line run code", 1 TSRMLS_CC) == FAILURE) {
							exit_status=254;
						}
					} else {
						if (script_file) {
							if (cli_seek_file_begin(&file_handle, script_file, &lineno TSRMLS_CC) != SUCCESS) {
								exit_status = 1;
							} else {
								CG(start_lineno) = lineno;
								php_execute_script(&file_handle TSRMLS_CC);
								exit_status = EG(exit_status);
							}
						}
					}
					efree(input);
				}
				if (exec_end && zend_eval_string_ex(exec_end, NULL, "Command line end code", 1 TSRMLS_CC) == FAILURE) {
					exit_status=254;
				}
	
				break;
			}
		}

		if (cli_sapi_module.php_ini_path_override) {
			free(cli_sapi_module.php_ini_path_override);
		}
	} zend_end_try();

out:
	php_request_shutdown((void *) 0);
	if (exit_status == 0) {
		exit_status = EG(exit_status);
	}
out_err:	
	if (module_started) {
		php_module_shutdown(TSRMLS_C);
	}
	sapi_shutdown();
#ifdef ZTS
	tsrm_shutdown();
#endif

	exit(exit_status);

err:
	zend_ini_deactivate(TSRMLS_C);
	exit_status = 1;
	goto out_err;
}
/* }}} */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: sw=4 ts=4 fdm=marker
 * vim<600: sw=4 ts=4
 */