Options have been moved into the NodeOptions class.
A new global, node_options now exists and is used
to access the options after the command line arguments
have been parsed.
PR-URL: https://github.com/nodejs/io.js/pull/1804
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
--- /dev/null
+{
+ 'targets': [
+ {
+ 'target_name': 'getopt',
+ 'type': 'static_library',
+ 'sources': [
+ 'getopt.h',
+ 'getopt_long.c'
+ ],
+ 'defines': [
+ 'REPLACE_GETOPT'
+ ]
+ }
+ ]
+}
--- /dev/null
+/* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $ */
+/* $FreeBSD$ */
+
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _GETOPT_H_
+#define _GETOPT_H_
+
+#ifndef __BEGIN_DECLS
+#ifdef __cplusplus
+#define __BEGIN_DECLS extern "C" {
+#define __END_DECLS }
+#else
+#define __BEGIN_DECLS
+#define __END_DECLS
+#endif /* __cplusplus */
+#endif /* __BEGIN_DECLS */
+
+#ifdef WIN32
+#ifdef _MSC_VER
+/* ignore MSVC++ warnings that are annoying and hard to remove:
+ 4702 unreachable code
+ (there is an unreachable assert(0) in case somehow it is reached)
+ */
+#pragma warning( disable : 4702 )
+#endif
+
+#endif /* WIN32 */
+
+/*
+ * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension.
+ * getopt() is declared here too for GNU programs.
+ */
+#define no_argument 0
+#define required_argument 1
+#define optional_argument 2
+
+struct option {
+ /* name of long option */
+ const char *name;
+ /*
+ * one of no_argument, required_argument, and optional_argument:
+ * whether option takes an argument
+ */
+ int has_arg;
+ /* if not NULL, set *flag to val when option found */
+ int *flag;
+ /* if flag not NULL, value to set *flag to; else return value */
+ int val;
+
+ /* add description for usage */
+ const char *desc;
+};
+
+__BEGIN_DECLS
+extern int getopt_long(int, char * const *, const char *,
+ const struct option *, int *);
+extern int getopt_long_only(int, char * const *, const char *,
+ const struct option *, int *);
+#ifndef _GETOPT_DECLARED
+#define _GETOPT_DECLARED
+int getopt(int, char * const [], const char *);
+
+extern char *optarg; /* getopt(3) external variables */
+extern int optind, opterr, optopt;
+#endif
+#ifndef _OPTRESET_DECLARED
+#define _OPTRESET_DECLARED
+extern int optreset; /* getopt(3) external variable */
+#endif
+__END_DECLS
+
+#endif /* !_GETOPT_H_ */
--- /dev/null
+/* $OpenBSD: getopt_long.c,v 1.26 2013/06/08 22:47:56 millert Exp $ */
+/* $NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $ */
+
+/*
+ * Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if 0
+#if defined(LIBC_SCCS) && !defined(lint)
+static char *rcsid = "$OpenBSD: getopt_long.c,v 1.16 2004/02/04 18:17:25 millert Exp $";
+#endif /* LIBC_SCCS and not lint */
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include "getopt.h"
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef WIN32
+#include <stdarg.h>
+#if !defined(GETOPT_API)
+#define GETOPT_API __declspec(dllimport)
+#endif
+
+#ifdef _MSC_VER
+/* ignore MSVC++ warnings that are annoying and hard to remove:
+ 4702 unreachable code
+ (there is an unreachable assert(0) in case somehow it is reached)
+ */
+#pragma warning( disable : 4702 )
+#endif
+
+GETOPT_API extern char opterrmsg[128];
+char opterrmsg[128]; /* last error message is stored here */
+
+static void warnx(const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ if (fmt != NULL)
+ _vsnprintf(opterrmsg, 128, fmt, ap);
+ else
+ opterrmsg[0]='\0';
+ va_end(ap);
+ fprintf(stderr, opterrmsg);
+ fprintf(stderr, "\n");
+}
+
+#else /* WIN32 */
+#include <err.h>
+#endif
+
+#define GNU_COMPATIBLE /* Be more compatible, configure's use us! */
+
+#if 0 /* we prefer to keep our getopt(3) */
+#define REPLACE_GETOPT /* use this getopt as the system getopt(3) */
+#endif
+
+#ifdef REPLACE_GETOPT
+int opterr = 1; /* if error message should be printed */
+int optind = 1; /* index into parent argv vector */
+int optopt = '?'; /* character checked for validity */
+int optreset; /* reset getopt */
+char *optarg; /* argument associated with option */
+#endif
+
+#define PRINT_ERROR ((opterr) && (*options != ':'))
+
+#define FLAG_PERMUTE 0x01 /* permute non-options to the end of argv */
+#define FLAG_ALLARGS 0x02 /* treat non-options as args to option "-1" */
+#define FLAG_LONGONLY 0x04 /* operate as getopt_long_only */
+
+/* return values */
+#define BADCH (int)'?'
+#define BADARG ((*options == ':') ? (int)':' : (int)'?')
+#define INORDER (int)1
+
+#define EMSG ""
+
+#ifdef GNU_COMPATIBLE
+#define NO_PREFIX (-1)
+#define D_PREFIX 0
+#define DD_PREFIX 1
+#define W_PREFIX 2
+#endif
+
+static int getopt_internal(int, char * const *, const char *,
+ const struct option *, int *, int);
+static int parse_long_options(char * const *, const char *,
+ const struct option *, int *, int, int);
+static int gcd(int, int);
+static void permute_args(int, int, int, char * const *);
+
+static char *place = EMSG; /* option letter processing */
+
+/* XXX: set optreset to 1 rather than these two */
+static int nonopt_start = -1; /* first non option argument (for permute) */
+static int nonopt_end = -1; /* first option after non options (for permute) */
+
+/* Error messages */
+static const char recargchar[] = "option requires an argument -- %c";
+static const char illoptchar[] = "illegal option -- %c"; /* From P1003.2 */
+#ifdef GNU_COMPATIBLE
+static int dash_prefix = NO_PREFIX;
+static const char gnuoptchar[] = "invalid option -- %c";
+
+static const char recargstring[] = "option `%s%s' requires an argument";
+static const char ambig[] = "option `%s%.*s' is ambiguous";
+static const char noarg[] = "option `%s%.*s' doesn't allow an argument";
+static const char illoptstring[] = "unrecognized option `%s%s'";
+#else
+static const char recargstring[] = "option requires an argument -- %s";
+static const char ambig[] = "ambiguous option -- %.*s";
+static const char noarg[] = "option doesn't take an argument -- %.*s";
+static const char illoptstring[] = "unknown option -- %s";
+#endif
+
+/*
+ * Compute the greatest common divisor of a and b.
+ */
+static int
+gcd(int a, int b)
+{
+ int c;
+
+ c = a % b;
+ while (c != 0) {
+ a = b;
+ b = c;
+ c = a % b;
+ }
+
+ return (b);
+}
+
+/*
+ * Exchange the block from nonopt_start to nonopt_end with the block
+ * from nonopt_end to opt_end (keeping the same order of arguments
+ * in each block).
+ */
+static void
+permute_args(int panonopt_start, int panonopt_end, int opt_end,
+ char * const *nargv)
+{
+ int cstart, cyclelen, i, j, ncycle, nnonopts, nopts, pos;
+ char *swap;
+
+ /*
+ * compute lengths of blocks and number and size of cycles
+ */
+ nnonopts = panonopt_end - panonopt_start;
+ nopts = opt_end - panonopt_end;
+ ncycle = gcd(nnonopts, nopts);
+ cyclelen = (opt_end - panonopt_start) / ncycle;
+
+ for (i = 0; i < ncycle; i++) {
+ cstart = panonopt_end+i;
+ pos = cstart;
+ for (j = 0; j < cyclelen; j++) {
+ if (pos >= panonopt_end)
+ pos -= nnonopts;
+ else
+ pos += nopts;
+ swap = nargv[pos];
+ /* LINTED const cast */
+ ((char **) nargv)[pos] = nargv[cstart];
+ /* LINTED const cast */
+ ((char **)nargv)[cstart] = swap;
+ }
+ }
+}
+
+/*
+ * parse_long_options --
+ * Parse long options in argc/argv argument vector.
+ * Returns -1 if short_too is set and the option does not match long_options.
+ */
+static int
+parse_long_options(char * const *nargv, const char *options,
+ const struct option *long_options, int *idx, int short_too, int flags)
+{
+ char *current_argv, *has_equal;
+#ifdef GNU_COMPATIBLE
+ char *current_dash;
+#endif
+ size_t current_argv_len;
+ int i, match, exact_match, second_partial_match;
+
+ current_argv = place;
+#ifdef GNU_COMPATIBLE
+ switch (dash_prefix) {
+ case D_PREFIX:
+ current_dash = "-";
+ break;
+ case DD_PREFIX:
+ current_dash = "--";
+ break;
+ case W_PREFIX:
+ current_dash = "-W ";
+ break;
+ default:
+ current_dash = "";
+ break;
+ }
+#endif
+ match = -1;
+ exact_match = 0;
+ second_partial_match = 0;
+
+ optind++;
+
+ if ((has_equal = strchr(current_argv, '=')) != NULL) {
+ /* argument found (--option=arg) */
+ current_argv_len = has_equal - current_argv;
+ has_equal++;
+ } else
+ current_argv_len = strlen(current_argv);
+
+ for (i = 0; long_options[i].name; i++) {
+ /* find matching long option */
+ if (strncmp(current_argv, long_options[i].name,
+ current_argv_len))
+ continue;
+
+ if (strlen(long_options[i].name) == current_argv_len) {
+ /* exact match */
+ match = i;
+ exact_match = 1;
+ break;
+ }
+ /*
+ * If this is a known short option, don't allow
+ * a partial match of a single character.
+ */
+ if (short_too && current_argv_len == 1)
+ continue;
+
+ if (match == -1) /* first partial match */
+ match = i;
+ else if ((flags & FLAG_LONGONLY) ||
+ long_options[i].has_arg !=
+ long_options[match].has_arg ||
+ long_options[i].flag != long_options[match].flag ||
+ long_options[i].val != long_options[match].val)
+ second_partial_match = 1;
+ }
+ if (!exact_match && second_partial_match) {
+ /* ambiguous abbreviation */
+ if (PRINT_ERROR)
+ warnx(ambig,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ (int)current_argv_len,
+ current_argv);
+ optopt = 0;
+ return (BADCH);
+ }
+ if (match != -1) { /* option found */
+ if (long_options[match].has_arg == no_argument
+ && has_equal) {
+ if (PRINT_ERROR)
+ warnx(noarg,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ (int)current_argv_len,
+ current_argv);
+ /*
+ * XXX: GNU sets optopt to val regardless of flag
+ */
+ if (long_options[match].flag == NULL)
+ optopt = long_options[match].val;
+ else
+ optopt = 0;
+#ifdef GNU_COMPATIBLE
+ return (BADCH);
+#else
+ return (BADARG);
+#endif
+ }
+ if (long_options[match].has_arg == required_argument ||
+ long_options[match].has_arg == optional_argument) {
+ if (has_equal)
+ optarg = has_equal;
+ else if (long_options[match].has_arg ==
+ required_argument) {
+ /*
+ * optional argument doesn't use next nargv
+ */
+ optarg = nargv[optind++];
+ }
+ }
+ if ((long_options[match].has_arg == required_argument)
+ && (optarg == NULL)) {
+ /*
+ * Missing argument; leading ':' indicates no error
+ * should be generated.
+ */
+ if (PRINT_ERROR)
+ warnx(recargstring,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ current_argv);
+ /*
+ * XXX: GNU sets optopt to val regardless of flag
+ */
+ if (long_options[match].flag == NULL)
+ optopt = long_options[match].val;
+ else
+ optopt = 0;
+ --optind;
+ return (BADARG);
+ }
+ } else { /* unknown option */
+ if (short_too) {
+ --optind;
+ return (-1);
+ }
+ if (PRINT_ERROR)
+ warnx(illoptstring,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ current_argv);
+ optopt = 0;
+ return (BADCH);
+ }
+ if (idx)
+ *idx = match;
+ if (long_options[match].flag) {
+ *long_options[match].flag = long_options[match].val;
+ return (0);
+ } else
+ return (long_options[match].val);
+}
+
+/*
+ * getopt_internal --
+ * Parse argc/argv argument vector. Called by user level routines.
+ */
+static int
+getopt_internal(int nargc, char * const *nargv, const char *options,
+ const struct option *long_options, int *idx, int flags)
+{
+ char *oli; /* option letter list index */
+ int optchar, short_too;
+
+ if (options == NULL)
+ return (-1);
+
+ /*
+ * XXX Some GNU programs (like cvs) set optind to 0 instead of
+ * XXX using optreset. Work around this braindamage.
+ */
+ if (optind == 0)
+ optind = optreset = 1;
+
+ if (*options == '-')
+ flags |= FLAG_ALLARGS;
+ if (*options == '+' || *options == '-')
+ options++;
+
+ optarg = NULL;
+ if (optreset)
+ nonopt_start = nonopt_end = -1;
+start:
+ if (optreset || !*place) { /* update scanning pointer */
+ optreset = 0;
+ if (optind >= nargc) { /* end of argument vector */
+ place = EMSG;
+ if (nonopt_end != -1) {
+ /* do permutation, if we have to */
+ permute_args(nonopt_start, nonopt_end,
+ optind, nargv);
+ optind -= nonopt_end - nonopt_start;
+ }
+ else if (nonopt_start != -1) {
+ /*
+ * If we skipped non-options, set optind
+ * to the first of them.
+ */
+ optind = nonopt_start;
+ }
+ nonopt_start = nonopt_end = -1;
+ return (-1);
+ }
+ if (*(place = nargv[optind]) != '-' ||
+#ifdef GNU_COMPATIBLE
+ place[1] == '\0') {
+#else
+ (place[1] == '\0' && strchr(options, '-') == NULL)) {
+#endif
+ place = EMSG; /* found non-option */
+ if (flags & FLAG_ALLARGS) {
+ /*
+ * GNU extension:
+ * return non-option as argument to option 1
+ */
+ optarg = nargv[optind++];
+ return (INORDER);
+ }
+ if (!(flags & FLAG_PERMUTE)) {
+ /*
+ * If no permutation wanted, stop parsing
+ * at first non-option.
+ */
+ return (-1);
+ }
+ /* do permutation */
+ if (nonopt_start == -1)
+ nonopt_start = optind;
+ else if (nonopt_end != -1) {
+ permute_args(nonopt_start, nonopt_end,
+ optind, nargv);
+ nonopt_start = optind -
+ (nonopt_end - nonopt_start);
+ nonopt_end = -1;
+ }
+ optind++;
+ /* process next argument */
+ goto start;
+ }
+ if (nonopt_start != -1 && nonopt_end == -1)
+ nonopt_end = optind;
+
+ /*
+ * If we have "-" do nothing, if "--" we are done.
+ */
+ if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
+ optind++;
+ place = EMSG;
+ /*
+ * We found an option (--), so if we skipped
+ * non-options, we have to permute.
+ */
+ if (nonopt_end != -1) {
+ permute_args(nonopt_start, nonopt_end,
+ optind, nargv);
+ optind -= nonopt_end - nonopt_start;
+ }
+ nonopt_start = nonopt_end = -1;
+ return (-1);
+ }
+ }
+
+ /*
+ * Check long options if:
+ * 1) we were passed some
+ * 2) the arg is not just "-"
+ * 3) either the arg starts with -- we are getopt_long_only()
+ */
+ if (long_options != NULL && place != nargv[optind] &&
+ (*place == '-' || (flags & FLAG_LONGONLY))) {
+ short_too = 0;
+#ifdef GNU_COMPATIBLE
+ dash_prefix = D_PREFIX;
+#endif
+ if (*place == '-') {
+ place++; /* --foo long option */
+#ifdef GNU_COMPATIBLE
+ dash_prefix = DD_PREFIX;
+#endif
+ } else if (*place != ':' && strchr(options, *place) != NULL)
+ short_too = 1; /* could be short option too */
+
+ optchar = parse_long_options(nargv, options, long_options,
+ idx, short_too, flags);
+ if (optchar != -1) {
+ place = EMSG;
+ return (optchar);
+ }
+ }
+
+ if ((optchar = (int)*place++) == (int)':' ||
+ (optchar == (int)'-' && *place != '\0') ||
+ (oli = strchr(options, optchar)) == NULL) {
+ /*
+ * If the user specified "-" and '-' isn't listed in
+ * options, return -1 (non-option) as per POSIX.
+ * Otherwise, it is an unknown option character (or ':').
+ */
+ if (optchar == (int)'-' && *place == '\0')
+ return (-1);
+ if (!*place)
+ ++optind;
+#ifdef GNU_COMPATIBLE
+ if (PRINT_ERROR)
+ warnx(gnuoptchar, optchar);
+#else
+ if (PRINT_ERROR)
+ warnx(illoptchar, optchar);
+#endif
+ optopt = optchar;
+ return (BADCH);
+ }
+ if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
+ /* -W long-option */
+ if (*place) /* no space */
+ /* NOTHING */;
+ else if (++optind >= nargc) { /* no arg */
+ place = EMSG;
+ if (PRINT_ERROR)
+ warnx(recargchar, optchar);
+ optopt = optchar;
+ return (BADARG);
+ } else /* white space */
+ place = nargv[optind];
+#ifdef GNU_COMPATIBLE
+ dash_prefix = W_PREFIX;
+#endif
+ optchar = parse_long_options(nargv, options, long_options,
+ idx, 0, flags);
+ place = EMSG;
+ return (optchar);
+ }
+ if (*++oli != ':') { /* doesn't take argument */
+ if (!*place)
+ ++optind;
+ } else { /* takes (optional) argument */
+ optarg = NULL;
+ if (*place) /* no white space */
+ optarg = place;
+ else if (oli[1] != ':') { /* arg not optional */
+ if (++optind >= nargc) { /* no arg */
+ place = EMSG;
+ if (PRINT_ERROR)
+ warnx(recargchar, optchar);
+ optopt = optchar;
+ return (BADARG);
+ } else
+ optarg = nargv[optind];
+ }
+ place = EMSG;
+ ++optind;
+ }
+ /* dump back option letter */
+ return (optchar);
+}
+
+#ifdef REPLACE_GETOPT
+/*
+ * getopt --
+ * Parse argc/argv argument vector.
+ *
+ * [eventually this will replace the BSD getopt]
+ */
+int
+getopt(int nargc, char * const *nargv, const char *options)
+{
+
+ /*
+ * We don't pass FLAG_PERMUTE to getopt_internal() since
+ * the BSD getopt(3) (unlike GNU) has never done this.
+ *
+ * Furthermore, since many privileged programs call getopt()
+ * before dropping privileges it makes sense to keep things
+ * as simple (and bug-free) as possible.
+ */
+ return (getopt_internal(nargc, nargv, options, NULL, NULL, 0));
+}
+#endif /* REPLACE_GETOPT */
+
+/*
+ * getopt_long --
+ * Parse argc/argv argument vector.
+ */
+int
+getopt_long(int nargc, char * const *nargv, const char *options,
+ const struct option *long_options, int *idx)
+{
+
+ return (getopt_internal(nargc, nargv, options, long_options, idx,
+ FLAG_PERMUTE));
+}
+
+/*
+ * getopt_long_only --
+ * Parse argc/argv argument vector.
+ */
+int
+getopt_long_only(int nargc, char * const *nargv, const char *options,
+ const struct option *long_options, int *idx)
+{
+
+ return (getopt_internal(nargc, nargv, options, long_options, idx,
+ FLAG_PERMUTE|FLAG_LONGONLY));
+}
'dependencies': [
'node_js2c#host',
'deps/cares/cares.gyp:cares',
+ 'deps/getopt/getopt.gyp:getopt',
'deps/v8/tools/gyp/v8.gyp:v8',
'deps/v8/tools/gyp/v8.gyp:v8_libplatform'
],
'src',
'tools/msvs/genfiles',
'deps/uv/src/ares',
+ 'deps/getopt',
'<(SHARED_INTERMEDIATE_DIR)', # for node_natives.h
'deps/v8' # include/v8_platform.h
],
'src/node_http_parser.cc',
'src/node_javascript.cc',
'src/node_main.cc',
+ 'src/node_options.cc',
'src/node_os.cc',
'src/node_v8.cc',
'src/node_stat_watcher.cc',
'src/node_http_parser.h',
'src/node_internals.h',
'src/node_javascript.h',
+ 'src/node_options.h',
'src/node_root_certs.h',
'src/node_version.h',
'src/node_watchdog.h',
{
'target_name': 'cctest',
'type': 'executable',
- 'dependencies': [
+ 'dependencies': [
'deps/gtest/gtest.gyp:gtest',
'deps/v8/tools/gyp/v8.gyp:v8',
'deps/v8/tools/gyp/v8.gyp:v8_libplatform'
#include "node_file.h"
#include "node_http_parser.h"
#include "node_javascript.h"
+#include "node_options.h"
#include "node_version.h"
#if defined HAVE_PERFCTR
using v8::Value;
using v8::kExternalUint32Array;
-static bool print_eval = false;
-static bool force_repl = false;
-static bool trace_deprecation = false;
-static bool throw_deprecation = false;
-static bool abort_on_uncaught_exception = false;
-static bool trace_sync_io = false;
-static const char* eval_string = nullptr;
-static unsigned int preload_module_count = 0;
-static const char** preload_modules = nullptr;
-static bool use_debug_agent = false;
-static bool debug_wait_connect = false;
-static int debug_port = 5858;
static bool v8_is_profiling = false;
static bool node_is_initialized = false;
static node_module* modpending;
static node_module* modlist_linked;
static node_module* modlist_addon;
-#if defined(NODE_HAVE_I18N_SUPPORT)
-// Path to ICU data (for i18n / Intl)
-static const char* icu_data_dir = nullptr;
-#endif
+// cli options
+NodeOptions node_options;
// used by C++ modules as well
bool no_deprecation = false;
} else if (strcasecmp(encoding, "hex") == 0) {
return HEX;
} else if (strcasecmp(encoding, "raw") == 0) {
- if (!no_deprecation) {
+ if (!node_options.no_deprecation) {
fprintf(stderr, "'raw' (array of integers) has been removed. "
"Use 'binary'.\n");
}
return BINARY;
} else if (strcasecmp(encoding, "raws") == 0) {
- if (!no_deprecation) {
+ if (!node_options.no_deprecation) {
fprintf(stderr, "'raws' encoding has been renamed to 'binary'. "
"Please update your code.\n");
}
static void DebugPortGetter(Local<String> property,
const PropertyCallbackInfo<Value>& info) {
- info.GetReturnValue().Set(debug_port);
+ info.GetReturnValue().Set(node_options.debug_port);
}
static void DebugPortSetter(Local<String> property,
Local<Value> value,
const PropertyCallbackInfo<void>& info) {
- debug_port = value->Int32Value();
+ node_options.debug_port = value->Int32Value();
}
env->as_external());
// -e, --eval
- if (eval_string) {
+ if (node_options.eval_string) {
READONLY_PROPERTY(process,
"_eval",
- String::NewFromUtf8(env->isolate(), eval_string));
+ String::NewFromUtf8(env->isolate(),
+ node_options.eval_string));
}
// -p, --print
- if (print_eval) {
+ if (node_options.print_eval) {
READONLY_PROPERTY(process, "_print_eval", True(env->isolate()));
}
// -i, --interactive
- if (force_repl) {
+ if (node_options.force_repl) {
READONLY_PROPERTY(process, "_forceRepl", True(env->isolate()));
}
- if (preload_module_count) {
- CHECK(preload_modules);
+ if (node_options.preload_module_count) {
+ CHECK(node_options.preload_modules);
Local<Array> array = Array::New(env->isolate());
- for (unsigned int i = 0; i < preload_module_count; ++i) {
- Local<String> module = String::NewFromUtf8(env->isolate(),
- preload_modules[i]);
+ for (unsigned int i = 0; i < node_options.preload_module_count; ++i) {
+ Local<String> module = String::NewFromUtf8(
+ env->isolate(),
+ node_options.preload_modules[i]);
array->Set(i, module);
}
READONLY_PROPERTY(process,
"_preload_modules",
array);
- delete[] preload_modules;
- preload_modules = nullptr;
- preload_module_count = 0;
+ delete[] node_options.preload_modules;
+ node_options.preload_modules = nullptr;
+ node_options.preload_module_count = 0;
}
// --no-deprecation
- if (no_deprecation) {
+ if (node_options.no_deprecation) {
READONLY_PROPERTY(process, "noDeprecation", True(env->isolate()));
}
// --throw-deprecation
- if (throw_deprecation) {
+ if (node_options.throw_deprecation) {
READONLY_PROPERTY(process, "throwDeprecation", True(env->isolate()));
}
// --trace-deprecation
- if (trace_deprecation) {
+ if (node_options.trace_deprecation) {
READONLY_PROPERTY(process, "traceDeprecation", True(env->isolate()));
}
// --trace-sync-io
- if (trace_sync_io) {
+ if (node_options.trace_sync_io) {
READONLY_PROPERTY(process, "traceSyncIO", True(env->isolate()));
// Don't env->set_trace_sync_io(true) because it will be enabled
// after LoadEnvironment() has run.
f->Call(global, 1, &arg);
}
-static void PrintHelp();
-
-static bool ParseDebugOpt(const char* arg) {
- const char* port = nullptr;
-
- if (!strcmp(arg, "--debug")) {
- use_debug_agent = true;
- } else if (!strncmp(arg, "--debug=", sizeof("--debug=") - 1)) {
- use_debug_agent = true;
- port = arg + sizeof("--debug=") - 1;
- } else if (!strcmp(arg, "--debug-brk")) {
- use_debug_agent = true;
- debug_wait_connect = true;
- } else if (!strncmp(arg, "--debug-brk=", sizeof("--debug-brk=") - 1)) {
- use_debug_agent = true;
- debug_wait_connect = true;
- port = arg + sizeof("--debug-brk=") - 1;
- } else if (!strncmp(arg, "--debug-port=", sizeof("--debug-port=") - 1)) {
- port = arg + sizeof("--debug-port=") - 1;
- } else {
- return false;
- }
-
- if (port != nullptr) {
- debug_port = atoi(port);
- if (debug_port < 1024 || debug_port > 65535) {
- fprintf(stderr, "Debug port must be in range 1024 to 65535.\n");
- PrintHelp();
- exit(12);
- }
- }
-
- return true;
-}
-
-static void PrintHelp() {
- printf("Usage: iojs [options] [ -e script | script.js ] [arguments] \n"
- " iojs debug script.js [arguments] \n"
- "\n"
- "Options:\n"
- " -v, --version print io.js version\n"
- " -e, --eval script evaluate script\n"
- " -p, --print evaluate script and print result\n"
- " -i, --interactive always enter the REPL even if stdin\n"
- " does not appear to be a terminal\n"
- " -r, --require module to preload (option can be repeated)\n"
- " --no-deprecation silence deprecation warnings\n"
- " --throw-deprecation throw an exception anytime a deprecated "
- "function is used\n"
- " --trace-deprecation show stack traces on deprecations\n"
- " --trace-sync-io show stack trace when use of sync IO\n"
- " is detected after the first tick\n"
- " --v8-options print v8 command line options\n"
-#if defined(NODE_HAVE_I18N_SUPPORT)
- " --icu-data-dir=dir set ICU data load path to dir\n"
- " (overrides NODE_ICU_DATA)\n"
-#if !defined(NODE_HAVE_SMALL_ICU)
- " Note: linked-in ICU data is\n"
- " present.\n"
-#endif
-#endif
- "\n"
- "Environment variables:\n"
-#ifdef _WIN32
- "NODE_PATH ';'-separated list of directories\n"
-#else
- "NODE_PATH ':'-separated list of directories\n"
-#endif
- " prefixed to the module search path.\n"
- "NODE_DISABLE_COLORS Set to 1 to disable colors in the REPL\n"
-#if defined(NODE_HAVE_I18N_SUPPORT)
- "NODE_ICU_DATA Data path for ICU (Intl object) data\n"
-#if !defined(NODE_HAVE_SMALL_ICU)
- " (will extend linked-in data)\n"
-#endif
-#endif
- "\n"
- "Documentation can be found at https://iojs.org/\n");
-}
-
-
-// Parse command line arguments.
-//
-// argv is modified in place. exec_argv and v8_argv are out arguments that
-// ParseArgs() allocates memory for and stores a pointer to the output
-// vector in. The caller should free them with delete[].
-//
-// On exit:
-//
-// * argv contains the arguments with node and V8 options filtered out.
-// * exec_argv contains both node and V8 options and nothing else.
-// * v8_argv contains argv[0] plus any V8 options
-static void ParseArgs(int* argc,
- const char** argv,
- int* exec_argc,
- const char*** exec_argv,
- int* v8_argc,
- const char*** v8_argv) {
- const unsigned int nargs = static_cast<unsigned int>(*argc);
- const char** new_exec_argv = new const char*[nargs];
- const char** new_v8_argv = new const char*[nargs];
- const char** new_argv = new const char*[nargs];
- const char** local_preload_modules = new const char*[nargs];
-
- for (unsigned int i = 0; i < nargs; ++i) {
- new_exec_argv[i] = nullptr;
- new_v8_argv[i] = nullptr;
- new_argv[i] = nullptr;
- local_preload_modules[i] = nullptr;
- }
-
- // exec_argv starts with the first option, the other two start with argv[0].
- unsigned int new_exec_argc = 0;
- unsigned int new_v8_argc = 1;
- unsigned int new_argc = 1;
- new_v8_argv[0] = argv[0];
- new_argv[0] = argv[0];
-
- unsigned int index = 1;
- while (index < nargs && argv[index][0] == '-') {
- const char* const arg = argv[index];
- unsigned int args_consumed = 1;
-
- if (ParseDebugOpt(arg)) {
- // Done, consumed by ParseDebugOpt().
- } else if (strcmp(arg, "--version") == 0 || strcmp(arg, "-v") == 0) {
- printf("%s\n", NODE_VERSION);
- exit(0);
- } else if (strcmp(arg, "--help") == 0 || strcmp(arg, "-h") == 0) {
- PrintHelp();
- exit(0);
- } else if (strcmp(arg, "--eval") == 0 ||
- strcmp(arg, "-e") == 0 ||
- strcmp(arg, "--print") == 0 ||
- strcmp(arg, "-pe") == 0 ||
- strcmp(arg, "-p") == 0) {
- bool is_eval = strchr(arg, 'e') != nullptr;
- bool is_print = strchr(arg, 'p') != nullptr;
- print_eval = print_eval || is_print;
- // --eval, -e and -pe always require an argument.
- if (is_eval == true) {
- args_consumed += 1;
- eval_string = argv[index + 1];
- if (eval_string == nullptr) {
- fprintf(stderr, "%s: %s requires an argument\n", argv[0], arg);
- exit(9);
- }
- } else if ((index + 1 < nargs) &&
- argv[index + 1] != nullptr &&
- argv[index + 1][0] != '-') {
- args_consumed += 1;
- eval_string = argv[index + 1];
- if (strncmp(eval_string, "\\-", 2) == 0) {
- // Starts with "\\-": escaped expression, drop the backslash.
- eval_string += 1;
- }
- }
- } else if (strcmp(arg, "--require") == 0 ||
- strcmp(arg, "-r") == 0) {
- const char* module = argv[index + 1];
- if (module == nullptr) {
- fprintf(stderr, "%s: %s requires an argument\n", argv[0], arg);
- exit(9);
- }
- args_consumed += 1;
- local_preload_modules[preload_module_count++] = module;
- } else if (strcmp(arg, "--interactive") == 0 || strcmp(arg, "-i") == 0) {
- force_repl = true;
- } else if (strcmp(arg, "--no-deprecation") == 0) {
- no_deprecation = true;
- } else if (strcmp(arg, "--trace-deprecation") == 0) {
- trace_deprecation = true;
- } else if (strcmp(arg, "--trace-sync-io") == 0) {
- trace_sync_io = true;
- } else if (strcmp(arg, "--throw-deprecation") == 0) {
- throw_deprecation = true;
- } else if (strcmp(arg, "--abort-on-uncaught-exception") == 0 ||
- strcmp(arg, "--abort_on_uncaught_exception") == 0) {
- abort_on_uncaught_exception = true;
- } else if (strcmp(arg, "--v8-options") == 0) {
- new_v8_argv[new_v8_argc] = "--help";
- new_v8_argc += 1;
-#if defined(NODE_HAVE_I18N_SUPPORT)
- } else if (strncmp(arg, "--icu-data-dir=", 15) == 0) {
- icu_data_dir = arg + 15;
-#endif
- } else if (strcmp(arg, "--expose-internals") == 0 ||
- strcmp(arg, "--expose_internals") == 0) {
- // consumed in js
- } else {
- // V8 option. Pass through as-is.
- new_v8_argv[new_v8_argc] = arg;
- new_v8_argc += 1;
- }
-
- memcpy(new_exec_argv + new_exec_argc,
- argv + index,
- args_consumed * sizeof(*argv));
-
- new_exec_argc += args_consumed;
- index += args_consumed;
- }
-
- // Copy remaining arguments.
- const unsigned int args_left = nargs - index;
- memcpy(new_argv + new_argc, argv + index, args_left * sizeof(*argv));
- new_argc += args_left;
-
- *exec_argc = new_exec_argc;
- *exec_argv = new_exec_argv;
- *v8_argc = new_v8_argc;
- *v8_argv = new_v8_argv;
-
- // Copy new_argv over argv and update argc.
- memcpy(argv, new_argv, new_argc * sizeof(*argv));
- delete[] new_argv;
- *argc = static_cast<int>(new_argc);
-
- // Copy the preload_modules from the local array to an appropriately sized
- // global array.
- if (preload_module_count > 0) {
- CHECK(!preload_modules);
- preload_modules = new const char*[preload_module_count];
- memcpy(preload_modules, local_preload_modules,
- preload_module_count * sizeof(*preload_modules));
- }
- delete[] local_preload_modules;
-}
-
// Called from V8 Debug Agent TCP thread.
static void DispatchMessagesDebugAgentCallback(Environment* env) {
env->debugger_agent()->set_dispatch_handler(
DispatchMessagesDebugAgentCallback);
- debugger_running = env->debugger_agent()->Start(debug_port, wait);
+ debugger_running = env->debugger_agent()->Start(node_options.debug_port,
+ wait);
if (debugger_running == false) {
- fprintf(stderr, "Starting debugger on port %d failed\n", debug_port);
+ fprintf(stderr,
+ "Starting debugger on port %d failed\n",
+ node_options.debug_port);
fflush(stderr);
return;
}
// Parse a few arguments which are specific to Node.
int v8_argc;
const char** v8_argv;
- ParseArgs(argc, argv, exec_argc, exec_argv, &v8_argc, &v8_argv);
-
+ node_options.ParseArgs(argc, argv, exec_argc, exec_argv, &v8_argc, &v8_argv);
+ no_deprecation = node_options.no_deprecation;
// TODO(bnoordhuis) Intercept --prof arguments and start the CPU profiler
// manually? That would give us a little more control over its runtime
// behavior but it could also interfere with the user's intentions in ways
exit(9);
}
- if (debug_wait_connect) {
+ if (node_options.debug_wait_connect) {
const char expose_debug_as[] = "--expose_debug_as=v8debug";
V8::SetFlagsFromString(expose_debug_as, sizeof(expose_debug_as) - 1);
}
V8::SetArrayBufferAllocator(&ArrayBufferAllocator::the_singleton);
- if (!use_debug_agent) {
+ if (!node_options.use_debug_agent) {
RegisterDebugSignalHandler();
}
Environment* env = CreateEnvironment(isolate, context, instance_data);
Context::Scope context_scope(context);
if (instance_data->is_main())
- env->set_using_abort_on_uncaught_exc(abort_on_uncaught_exception);
+ env->set_using_abort_on_uncaught_exc(
+ node_options.abort_on_uncaught_exception);
// Start debug agent when argv has --debug
if (instance_data->use_debug_agent())
- StartDebug(env, debug_wait_connect);
+ StartDebug(env, node_options.debug_wait_connect);
LoadEnvironment(env);
- env->set_trace_sync_io(trace_sync_io);
+ env->set_trace_sync_io(node_options.trace_sync_io);
// Enable debugger
if (instance_data->use_debug_agent())
const_cast<const char**>(argv),
exec_argc,
exec_argv,
- use_debug_agent);
+ node_options.use_debug_agent);
StartNodeInstance(&instance_data);
exit_code = instance_data.exit_code();
}
--- /dev/null
+#include "node_options.h"
+#include "node_version.h"
+#include "node_internals.h"
+#include "getopt.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+namespace node {
+
+enum {
+ OPT_NO_DEPRECATION = 1000,
+ OPT_THROW_DEPRECATION,
+ OPT_TRACE_DEPRECATION,
+ OPT_TRACE_SYNC_IO,
+ OPT_V8_OPTIONS,
+ OPT_ABORT_UNCAUGHT,
+ OPT_EXPOSE_INTERNALS,
+ OPT_DEBUG,
+ OPT_DEBUG_BRK,
+ OPT_DEBUG_PORT,
+#if defined(NODE_HAVE_I18N_SUPPORT)
+ OPT_ICU_DATA_DIR
+#endif
+};
+
+static struct option longopts[] = {
+ { "help", no_argument, nullptr, 'h', "show help and usage" },
+ { "version", no_argument, nullptr, 'v', "print io.js version" },
+ { "eval", optional_argument, nullptr, 'e', "evaluate script" },
+ { "print", optional_argument, nullptr, 'p',
+ "evaluate script and print result" },
+ { "interactive", no_argument, nullptr, 'i',
+ "always enter the REPL even if stdin "
+ "does not appear to be a terminal" },
+ { "require", required_argument, nullptr, 'r', "module to preload" },
+ { "no-deprecation", no_argument, nullptr, OPT_NO_DEPRECATION,
+ "silence deprecation warnings" },
+ { "throw-deprecation", no_argument, nullptr, OPT_THROW_DEPRECATION,
+ "throw an exception anytime a deprecated function is used" },
+ { "trace-deprecation", no_argument, nullptr, OPT_TRACE_DEPRECATION,
+ "show stack traces on deprecations" },
+ { "trace-sync-io", no_argument, nullptr, OPT_TRACE_SYNC_IO,
+ "show stake trace when use of sync IO "
+ "is detected after the first tick" },
+ { "v8-options", no_argument, nullptr, OPT_V8_OPTIONS,
+ "print v8 command line options" },
+ { "v8_options", no_argument, nullptr, OPT_V8_OPTIONS,
+ "print v8 command line options" },
+ { "abort-on-uncaught-exception", no_argument, nullptr, OPT_ABORT_UNCAUGHT,
+ "abort on uncaught exception" },
+ { "abort_on_uncaught_exception", no_argument, nullptr, OPT_ABORT_UNCAUGHT,
+ "abort on uncaught exception" },
+ { "expose-internals", no_argument, nullptr, OPT_EXPOSE_INTERNALS,
+ "expose internal modules" },
+ { "expose_internals", no_argument, nullptr, OPT_EXPOSE_INTERNALS,
+ "expose internal modules" },
+ { "debug", optional_argument, nullptr, OPT_DEBUG, "enable debug mode" },
+ { "debug-brk", optional_argument, nullptr, OPT_DEBUG_BRK,
+ "break before starting" },
+ { "debug-port", required_argument, nullptr, OPT_DEBUG_PORT,
+ "specify debug port (defaults to 5858)" },
+#if defined(NODE_HAVE_I18N_SUPPORT)
+ { "icu-data-dir", required_argument, nullptr, OPT_ICU_DATA_DIR },
+#endif
+ { nullptr, 0, nullptr, 0, "" }
+};
+
+void NodeOptions::PrintHelp() {
+ printf("Usage: iojs [options] [ -e script | script.js ] [arguments] \n"
+ " iojs debug script.js [arguments] \n"
+ "\n"
+ "Options:\n");
+ for (size_t i = 0; i < ARRAY_SIZE(longopts); i++) {
+ if (longopts[i].name == nullptr)
+ continue;
+ if (longopts[i].val < 1000) {
+ printf("\t-%c, --%-30s %-50s\n",
+ longopts[i].val,
+ longopts[i].name,
+ longopts[i].desc);
+ } else {
+ printf("\t --%-30s %-50s\n", longopts[i].name, longopts[i].desc);
+ }
+ }
+
+ printf("\n");
+
+ printf("Environment variables:\n"
+#ifdef _WIN32
+ "\t NODE_PATH ';'-separated list of directories\n"
+#else
+ "\t NODE_PATH ':'-separated list of directories\n"
+#endif
+ "\t prefixed to the module search path.\n"
+ "\t NODE_DISABLE_COLORS Set to 1 to disable colors in the REPL\n"
+#if defined(NODE_HAVE_I18N_SUPPORT)
+ "\t NODE_ICU_DATA Data path for ICU (Intl object) data\n"
+#if !defined(NODE_HAVE_SMALL_ICU)
+ "\t (will extend linked-in data)\n"
+#endif
+#endif
+ "\n"
+ "Documentation can be found at https://iojs.org/\n");
+}
+
+void NodeOptions::ParseArgs(int* argc,
+ const char** argv,
+ int* exec_argc,
+ const char*** exec_argv,
+ int* v8_argc,
+ const char*** v8_argv) {
+ const unsigned int nargs = static_cast<unsigned int>(*argc);
+ const char** new_exec_argv = new const char*[nargs];
+ const char** new_v8_argv = new const char*[nargs];
+ const char** new_argv = new const char*[nargs];
+ const char** local_preload_modules = new const char*[nargs];
+
+ // we are mutating the strings vector but not the strings themselves
+ char** largv = const_cast<char**>(argv);
+ for (unsigned int i = 0; i < nargs; ++i) {
+ new_exec_argv[i] = nullptr;
+ new_v8_argv[i] = nullptr;
+ new_argv[i] = nullptr;
+ local_preload_modules[i] = nullptr;
+ }
+
+ const char* port = nullptr;
+
+ // exec_argv starts with the first option, the other two start with argv[0].
+ unsigned int new_exec_argc = 0;
+ unsigned int new_v8_argc = 1;
+ unsigned int new_argc = 1;
+ new_v8_argv[0] = argv[0];
+ new_argv[0] = argv[0];
+ int rc = 0;
+ unsigned int index = 1;
+ bool is_eval = false;
+ bool is_print = false;
+ const char optstring[] = ":hve:p::ir:d::b::x:";
+ while ((rc = getopt_long(*argc, largv, optstring, longopts, NULL)) != -1 &&
+ argv[index][0] == '-') {
+ unsigned int args_consumed = 1;
+ const char* const arg = argv[index];
+ switch (rc) {
+ case 'h':
+ PrintHelp();
+ exit(0);
+ break;
+ case 'v':
+ printf("%s\n", NODE_VERSION);
+ exit(0);
+ break;
+ case 'e':
+ case 'p':
+ {
+ if (!is_eval)
+ is_eval = (rc == 'e');
+
+ if (!is_print)
+ is_print = (rc == 'p');
+ const char* name = is_eval ? "eval" : "print";
+ print_eval = print_eval || is_print;
+ if (is_eval == true) {
+ eval_string = argv[index + 1];
+ args_consumed += 1;
+ if (eval_string == nullptr) {
+ fprintf(stderr, "%s: %s requires an argument\n", argv[0], name);
+ exit(9);
+ }
+ } else if ((index + 1 < nargs) &&
+ argv[index + 1] != nullptr &&
+ argv[index + 1][0] != '-') {
+ eval_string = argv[index + 1];
+ args_consumed += 1;
+ if (strncmp(eval_string, "\\-", 2) == 0) {
+ // Starts with "\\-": escaped expression, drop the backslash.
+ eval_string += 1;
+ }
+ }
+ break;
+ }
+ case 'i':
+ force_repl = true;
+ break;
+ case 'r':
+ {
+ const char* module = argv[index + 1];
+ args_consumed += 1;
+ if (module == nullptr) {
+ fprintf(stderr, "%s: %s requires an argument\n", argv[0], arg);
+ exit(9);
+ }
+ local_preload_modules[preload_module_count++] = module;
+ break;
+ }
+ case OPT_NO_DEPRECATION:
+ no_deprecation = true;
+ break;
+ case OPT_THROW_DEPRECATION:
+ throw_deprecation = true;
+ break;
+ case OPT_TRACE_DEPRECATION:
+ trace_deprecation = true;
+ break;
+ case OPT_TRACE_SYNC_IO:
+ trace_sync_io = true;
+ break;
+ case OPT_V8_OPTIONS:
+ new_v8_argv[new_v8_argc] = "--help";
+ new_v8_argc += 1;
+ break;
+ case OPT_ABORT_UNCAUGHT:
+ abort_on_uncaught_exception = true;
+ break;
+ case OPT_EXPOSE_INTERNALS:
+ // pass through
+ break;
+ case OPT_DEBUG:
+ {
+ use_debug_agent = true;
+ if (optarg != nullptr) {
+ port = const_cast<const char*>(optarg);
+ }
+ break;
+ }
+ case OPT_DEBUG_BRK:
+ {
+ use_debug_agent = true;
+ debug_wait_connect = true;
+ if (optarg != nullptr) {
+ port = const_cast<const char*>(optarg);
+ }
+ break;
+ }
+ case OPT_DEBUG_PORT:
+ {
+ port = optarg;
+ break;
+ }
+#if defined(NODE_HAVE_I18N_SUPPORT)
+ case OPT_ICU_DATA_DIR:
+ {
+ if (optarg != nullptr) {
+ icu_data_dir = const_cast<const char*>(optarg);
+ }
+ break;
+ }
+#endif
+ case '?':
+ {
+ if (arg[0] == '-') {
+ // V8 option. Pass through as-is.
+ new_v8_argv[new_v8_argc] = arg;
+ new_v8_argc += 1;
+ }
+ break;
+ }
+ }
+
+ memcpy(new_exec_argv + new_exec_argc,
+ largv + index,
+ args_consumed * sizeof(*largv));
+
+ new_exec_argc += args_consumed;
+ index += args_consumed;
+ }
+
+ if (port != nullptr) {
+ debug_port = atoi(port);
+ if (debug_port < 1024 || debug_port > 65535) {
+ fprintf(stderr, "Debug port must be in range 1024 to 65535.\n");
+ PrintHelp();
+ exit(12);
+ }
+ }
+
+ // Copy remaining arguments.
+ const unsigned int args_left = nargs - index;
+ memcpy(new_argv + new_argc, argv + index, args_left * sizeof(*argv));
+ new_argc += args_left;
+
+ *exec_argc = new_exec_argc;
+ *exec_argv = new_exec_argv;
+ *v8_argc = new_v8_argc;
+ *v8_argv = new_v8_argv;
+
+ // Copy new_argv over argv and update argc.
+ memcpy(argv, new_argv, new_argc * sizeof(*argv));
+ delete[] new_argv;
+ *argc = static_cast<int>(new_argc);
+
+ // Copy the preload_modules from the local array to an appropriately sized
+ // global array.
+ if (preload_module_count > 0) {
+ CHECK(!preload_modules);
+ preload_modules = new const char*[preload_module_count];
+ memcpy(preload_modules,
+ local_preload_modules,
+ preload_module_count * sizeof(*preload_modules));
+ }
+ delete[] local_preload_modules;
+}
+
+} // namespace node
--- /dev/null
+#ifndef SRC_NODE_OPTIONS_H_
+#define SRC_NODE_OPTIONS_H_
+
+#include "node_version.h"
+#include "util.h"
+#include "getopt.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+namespace node {
+
+class NodeOptions {
+ public:
+ bool print_eval = false;
+ bool force_repl = false;
+ bool trace_deprecation = false;
+ bool throw_deprecation = false;
+ bool abort_on_uncaught_exception = false;
+ bool trace_sync_io = false;
+ const char* eval_string = nullptr;
+ unsigned int preload_module_count = 0;
+ const char** preload_modules = nullptr;
+ bool use_debug_agent = false;
+ bool debug_wait_connect = false;
+ int debug_port = 5858;
+ bool no_deprecation = false;
+#if defined(NODE_HAVE_I18N_SUPPORT)
+ // Path to ICU data (for i18n / Intl)
+ const char* icu_data_dir = nullptr;
+#endif
+
+ NodeOptions() = default;
+
+ // Print help to stdout
+ void PrintHelp();
+
+ // Parse command line arguments.
+ //
+ // argv is modified in place. exec_argv and v8_argv are out arguments that
+ // ParseArgs() allocates memory for and stores a pointer to the output
+ // vector in. The caller should free them with delete[].
+ //
+ // On exit:
+ //
+ // * argv contains the arguments with node and V8 options filtered out.
+ // * exec_argv contains both node and V8 options and nothing else.
+ // * v8_argv contains argv[0] plus any V8 options
+ void ParseArgs(int* argc,
+ const char** argv,
+ int* exec_argc,
+ const char*** exec_argv,
+ int* v8_argc,
+ const char*** v8_argv);
+
+ private:
+ DISALLOW_COPY_AND_ASSIGN(NodeOptions);
+};
+
+} // namespace node
+
+#endif // SRC_NODE_OPTIONS_H_
--- /dev/null
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const execFile = require('child_process').execFile;
+const EOL = require('os').EOL;
+var depmod = require.resolve('../fixtures/printA.js');
+var node = process.execPath;
+
+var debug = ['--debug', depmod];
+var debugPort = ['--debug=5859', depmod];
+
+function handle(port) {
+ return function(er, stdout, stderr) {
+ assert.equal(er, null);
+ assert.equal(stderr, `Debugger listening on port ${port}${EOL}`);
+ };
+}
+
+execFile(node, debug, handle(5858));
+execFile(node, debugPort, handle(5859));
--- /dev/null
+'use strict';
+const assert = require('assert');
+const execFile = require('child_process').execFile;
+
+// test --help
+execFile(process.execPath, ['--help'], function(err, stdout, stderr) {
+ assert.equal(err, null);
+ assert.equal(stderr, '');
+ assert.equal(/Usage/.test(stdout), true);
+});
--- /dev/null
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const execFile = require('child_process').execFile;
+
+// test --v8-options and --v8_options
+(function runTest(flags) {
+ var flag = flags.pop();
+ execFile(process.execPath, [flag], function(err, stdout, stderr) {
+ assert.equal(err, null);
+ assert.equal(stderr, '');
+ assert.equal(stdout.indexOf('Usage') > -1, true);
+ if (flags.length > 0)
+ setImmediate(runTest, flags);
+ });
+})(['--v8-options', '--v8_options']);
--- /dev/null
+'use strict';
+const assert = require('assert');
+const execFile = require('child_process').execFile;
+
+// test --version
+execFile(process.execPath, ['--version'], function(err, stdout, stderr) {
+ assert.equal(err, null);
+ assert.equal(stderr, '');
+ // just in case the version ever has anything appended to it (nightlies?)
+ assert.equal(/v([\d]+).([\d]+).([\d]+)(.*)/.test(stdout), true);
+});
var normal = [depmod];
var noDep = ['--no-deprecation', depmod];
var traceDep = ['--trace-deprecation', depmod];
+var throwDep = ['--throw-deprecation', depmod];
execFile(node, normal, function(er, stdout, stderr) {
console.error('normal: show deprecation warning');
assert.equal(stack.pop(), '\'This is deprecated\'');
console.log('trace ok');
});
+
+execFile(node, throwDep, function(er, stdout, stderr) {
+ console.error('--throw-deprecation: show stack');
+ assert.equal(/Error: Command failed/.test(er), true);
+ assert.equal(stdout, '');
+ var stack = stderr.trim().split('\n');
+ assert.equal(/util.js:([\d]+)/.test(stack[0]), true);
+ assert.equal(/throw new Error\(msg\)/.test(stack[1]), true);
+ console.log('throw ok');
+});