mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
73437c05f5
static buffer, so should copy it. [ruby-dev:34409] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16049 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
1548 lines
33 KiB
C
1548 lines
33 KiB
C
/**********************************************************************
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ruby.c -
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$Author$
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created at: Tue Aug 10 12:47:31 JST 1993
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Copyright (C) 1993-2007 Yukihiro Matsumoto
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Copyright (C) 2000 Network Applied Communication Laboratory, Inc.
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Copyright (C) 2000 Information-technology Promotion Agency, Japan
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**********************************************************************/
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#ifdef __CYGWIN__
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#include <windows.h>
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#include <sys/cygwin.h>
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#endif
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#ifdef _WIN32_WCE
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#include <winsock.h>
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#include "ruby/wince.h"
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#endif
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#include "ruby/ruby.h"
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#include "ruby/node.h"
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#include "ruby/encoding.h"
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#include "eval_intern.h"
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#include "dln.h"
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#include <stdio.h>
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#include <sys/types.h>
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#include <ctype.h>
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#ifdef __hpux
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#include <sys/pstat.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if defined(HAVE_FCNTL_H)
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#include <fcntl.h>
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#elif defined(HAVE_SYS_FCNTL_H)
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#include <sys/fcntl.h>
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#endif
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#ifdef HAVE_SYS_PARAM_H
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# include <sys/param.h>
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#endif
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#ifndef MAXPATHLEN
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# define MAXPATHLEN 1024
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#endif
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#if defined(__MACOS__) && defined(__MWERKS__)
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#include <console.h>
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#endif
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#include "ruby/util.h"
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#ifndef HAVE_STDLIB_H
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char *getenv();
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#endif
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/* TODO: move to VM */
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VALUE ruby_debug = Qfalse;
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VALUE ruby_verbose = Qfalse;
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VALUE rb_parser_get_yydebug(VALUE);
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VALUE rb_parser_set_yydebug(VALUE, VALUE);
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const char *ruby_get_inplace_mode(void);
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void ruby_set_inplace_mode(const char *);
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#define DISABLE_BIT(bit) (1U << disable_##bit)
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enum disable_flag_bits {
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disable_gems,
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disable_rubyopt,
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};
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struct cmdline_options {
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int sflag, xflag;
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int do_loop, do_print;
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int do_check, do_line;
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int do_split, do_search;
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int usage;
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int version;
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int copyright;
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unsigned int disable;
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int verbose;
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int yydebug;
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char *script;
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VALUE script_name;
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VALUE e_script;
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struct {
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struct {
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VALUE name;
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int index;
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} enc;
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} src, ext;
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};
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struct cmdline_arguments {
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int argc;
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char **argv;
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struct cmdline_options *opt;
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};
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static NODE *load_file(VALUE, const char *, int, struct cmdline_options *);
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static void forbid_setid(const char *);
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static struct {
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int argc;
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char **argv;
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#if !defined(PSTAT_SETCMD) && !defined(HAVE_SETPROCTITLE)
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int len;
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#endif
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} origarg;
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static void
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usage(const char *name)
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{
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/* This message really ought to be max 23 lines.
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* Removed -h because the user already knows that option. Others? */
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static const char *const usage_msg[] = {
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"-0[octal] specify record separator (\\0, if no argument)",
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"-a autosplit mode with -n or -p (splits $_ into $F)",
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"-c check syntax only",
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"-Cdirectory cd to directory, before executing your script",
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"-d set debugging flags (set $DEBUG to true)",
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"-e 'command' one line of script. Several -e's allowed. Omit [programfile]",
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"-Eencoding specifies the character encoding for the program codes",
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"-Fpattern split() pattern for autosplit (-a)",
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"-i[extension] edit ARGV files in place (make backup if extension supplied)",
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"-Idirectory specify $LOAD_PATH directory (may be used more than once)",
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"-l enable line ending processing",
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"-n assume 'while gets(); ... end' loop around your script",
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"-p assume loop like -n but print line also like sed",
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"-rlibrary require the library, before executing your script",
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"-s enable some switch parsing for switches after script name",
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"-S look for the script using PATH environment variable",
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"-T[level] turn on tainting checks",
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"-v print version number, then turn on verbose mode",
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"-w turn warnings on for your script",
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"-W[level] set warning level; 0=silence, 1=medium, 2=verbose (default)",
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"-x[directory] strip off text before #!ruby line and perhaps cd to directory",
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"--copyright print the copyright",
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"--version print the version",
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NULL
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};
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const char *const *p = usage_msg;
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printf("Usage: %s [switches] [--] [programfile] [arguments]\n", name);
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while (*p)
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printf(" %s\n", *p++);
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}
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extern VALUE rb_load_path;
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#ifndef CharNext /* defined as CharNext[AW] on Windows. */
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#define CharNext(p) ((p) + mblen(p, RUBY_MBCHAR_MAXSIZE))
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#endif
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#if defined DOSISH || defined __CYGWIN__
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static inline void
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translate_char(char *p, int from, int to)
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{
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while (*p) {
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if ((unsigned char)*p == from)
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*p = to;
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p = CharNext(p);
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}
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}
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#endif
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#if defined _WIN32 || defined __CYGWIN__ || defined __DJGPP__
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static VALUE
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rubylib_mangled_path(const char *s, unsigned int l)
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{
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static char *newp, *oldp;
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static int newl, oldl, notfound;
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char *ptr;
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VALUE ret;
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if (!newp && !notfound) {
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newp = getenv("RUBYLIB_PREFIX");
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if (newp) {
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oldp = newp = strdup(newp);
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while (*newp && !ISSPACE(*newp) && *newp != ';') {
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newp = CharNext(newp); /* Skip digits. */
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}
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oldl = newp - oldp;
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while (*newp && (ISSPACE(*newp) || *newp == ';')) {
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newp = CharNext(newp); /* Skip whitespace. */
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}
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newl = strlen(newp);
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if (newl == 0 || oldl == 0) {
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rb_fatal("malformed RUBYLIB_PREFIX");
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}
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translate_char(newp, '\\', '/');
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}
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else {
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notfound = 1;
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}
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}
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if (!newp || l < oldl || STRNCASECMP(oldp, s, oldl) != 0) {
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return rb_str_new(s, l);
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}
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ret = rb_str_new(0, l + newl - oldl);
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ptr = RSTRING_PTR(ret);
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memcpy(ptr, newp, newl);
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memcpy(ptr + newl, s + oldl, l - oldl);
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ptr[l + newl - oldl] = 0;
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return ret;
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}
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static VALUE
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rubylib_mangled_path2(const char *s)
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{
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return rubylib_mangled_path(s, strlen(s));
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}
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#else
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#define rubylib_mangled_path rb_str_new
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#define rubylib_mangled_path2 rb_str_new2
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#endif
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static void
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push_include(const char *path, VALUE (*filter)(VALUE))
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{
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const char sep = PATH_SEP_CHAR;
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const char *p, *s;
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p = path;
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while (*p) {
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while (*p == sep)
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p++;
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if (!*p) break;
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for (s = p; *s && *s != sep; s = CharNext(s));
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rb_ary_push(rb_load_path, (*filter)(rubylib_mangled_path(p, s - p)));
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p = s;
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}
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}
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#ifdef __CYGWIN__
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static void
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push_include_cygwin(const char *path, VALUE (*filter)(VALUE))
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{
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const char *p, *s;
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char rubylib[FILENAME_MAX];
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VALUE buf = 0;
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p = path;
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while (*p) {
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unsigned int len;
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while (*p == ';')
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p++;
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if (!*p) break;
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for (s = p; *s && *s != ';'; s = CharNext(s));
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len = s - p;
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if (*s) {
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if (!buf) {
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buf = rb_str_new(p, len);
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p = RSTRING_PTR(buf);
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}
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else {
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rb_str_resize(buf, len);
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p = strncpy(RSTRING_PTR(buf), p, len);
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}
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}
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if (cygwin_conv_to_posix_path(p, rubylib) == 0)
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p = rubylib;
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push_include(p, filter);
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if (!*s) break;
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p = s + 1;
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}
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}
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#define push_include push_include_cygwin
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#endif
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void
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ruby_push_include(const char *path, VALUE (*filter)(VALUE))
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{
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if (path == 0)
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return;
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push_include(path, filter);
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}
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static VALUE
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identical_path(VALUE path)
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{
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return path;
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}
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void
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ruby_incpush(const char *path)
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{
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ruby_push_include(path, identical_path);
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}
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static VALUE
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expand_include_path(VALUE path)
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{
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char *p = RSTRING_PTR(path);
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if (!p)
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return path;
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if (*p == '.' && p[1] == '/')
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return path;
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return rb_file_expand_path(path, Qnil);
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}
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void
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ruby_incpush_expand(const char *path)
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{
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ruby_push_include(path, expand_include_path);
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}
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#if defined DOSISH || defined __CYGWIN__
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#define LOAD_RELATIVE 1
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#endif
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#if defined _WIN32 || defined __CYGWIN__
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static HMODULE libruby;
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BOOL WINAPI
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DllMain(HINSTANCE dll, DWORD reason, LPVOID reserved)
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{
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if (reason == DLL_PROCESS_ATTACH)
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libruby = dll;
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return TRUE;
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}
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#endif
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void
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ruby_init_loadpath(void)
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{
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#if defined LOAD_RELATIVE
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char libpath[MAXPATHLEN + 1];
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char *p;
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int rest;
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#if defined _WIN32 || defined __CYGWIN__
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GetModuleFileName(libruby, libpath, sizeof libpath);
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#elif defined(DJGPP)
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extern char *__dos_argv0;
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strncpy(libpath, __dos_argv0, sizeof(libpath) - 1);
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#elif defined(__human68k__)
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extern char **_argv;
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strncpy(libpath, _argv[0], sizeof(libpath) - 1);
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#elif defined(__EMX__)
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_execname(libpath, sizeof(libpath) - 1);
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#endif
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libpath[sizeof(libpath) - 1] = '\0';
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#if defined DOSISH
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translate_char(libpath, '\\', '/');
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#elif defined __CYGWIN__
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{
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char rubylib[FILENAME_MAX];
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cygwin_conv_to_posix_path(libpath, rubylib);
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strncpy(libpath, rubylib, sizeof(libpath));
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}
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#endif
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p = strrchr(libpath, '/');
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if (p) {
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*p = 0;
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if (p - libpath > 3 && !STRCASECMP(p - 4, "/bin")) {
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p -= 4;
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*p = 0;
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}
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}
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else {
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strcpy(libpath, ".");
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p = libpath + 1;
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}
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rest = sizeof(libpath) - 1 - (p - libpath);
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#define RUBY_RELATIVE(path) (strncpy(p, (path), rest), libpath)
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#else
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#define RUBY_RELATIVE(path) (path)
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#endif
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#define incpush(path) rb_ary_push(rb_load_path, rubylib_mangled_path2(path))
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if (rb_safe_level() == 0) {
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ruby_incpush(getenv("RUBYLIB"));
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}
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#ifdef RUBY_SEARCH_PATH
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incpush(RUBY_RELATIVE(RUBY_SEARCH_PATH));
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#endif
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incpush(RUBY_RELATIVE(RUBY_SITE_LIB2));
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#ifdef RUBY_SITE_THIN_ARCHLIB
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incpush(RUBY_RELATIVE(RUBY_SITE_THIN_ARCHLIB));
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#endif
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incpush(RUBY_RELATIVE(RUBY_SITE_ARCHLIB));
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incpush(RUBY_RELATIVE(RUBY_SITE_LIB));
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incpush(RUBY_RELATIVE(RUBY_VENDOR_LIB2));
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#ifdef RUBY_VENDOR_THIN_ARCHLIB
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incpush(RUBY_RELATIVE(RUBY_VENDOR_THIN_ARCHLIB));
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#endif
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incpush(RUBY_RELATIVE(RUBY_VENDOR_ARCHLIB));
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incpush(RUBY_RELATIVE(RUBY_VENDOR_LIB));
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incpush(RUBY_RELATIVE(RUBY_LIB));
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#ifdef RUBY_THIN_ARCHLIB
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incpush(RUBY_RELATIVE(RUBY_THIN_ARCHLIB));
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#endif
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incpush(RUBY_RELATIVE(RUBY_ARCHLIB));
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if (rb_safe_level() == 0) {
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incpush(".");
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}
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}
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struct req_list {
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char *name;
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struct req_list *next;
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};
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static struct {
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struct req_list *last, head;
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} req_list = {&req_list.head,};
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static void
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add_modules(const char *mod)
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{
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struct req_list *list;
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list = ALLOC(struct req_list);
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list->name = ALLOC_N(char, strlen(mod) + 1);
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strcpy(list->name, mod);
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list->next = 0;
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req_list.last->next = list;
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req_list.last = list;
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}
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extern void Init_ext(void);
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extern VALUE rb_vm_top_self(void);
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static void
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require_libraries(void)
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{
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struct req_list *list = req_list.head.next;
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struct req_list *tmp;
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ID require = rb_intern("require");
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Init_ext(); /* should be called here for some reason :-( */
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req_list.last = 0;
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while (list) {
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VALUE feature = rb_str_new2(list->name);
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tmp = list->next;
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free(list->name);
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free(list);
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list = tmp;
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rb_funcall2(rb_vm_top_self(), require, 1, &feature);
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}
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req_list.head.next = 0;
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}
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|
|
static void
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process_sflag(struct cmdline_options *opt)
|
|
{
|
|
if (opt->sflag) {
|
|
long n;
|
|
VALUE *args;
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|
VALUE argv = rb_argv;
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n = RARRAY_LEN(argv);
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args = RARRAY_PTR(argv);
|
|
while (n > 0) {
|
|
VALUE v = *args++;
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|
char *s = StringValuePtr(v);
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|
char *p;
|
|
int hyphen = Qfalse;
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|
|
if (s[0] != '-')
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|
break;
|
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n--;
|
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if (s[1] == '-' && s[2] == '\0')
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break;
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v = Qtrue;
|
|
/* check if valid name before replacing - with _ */
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for (p = s + 1; *p; p++) {
|
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if (*p == '=') {
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|
*p++ = '\0';
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v = rb_str_new2(p);
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break;
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}
|
|
if (*p == '-') {
|
|
hyphen = Qtrue;
|
|
}
|
|
else if (*p != '_' && !ISALNUM(*p)) {
|
|
VALUE name_error[2];
|
|
name_error[0] =
|
|
rb_str_new2("invalid name for global variable - ");
|
|
if (!(p = strchr(p, '='))) {
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rb_str_cat2(name_error[0], s);
|
|
}
|
|
else {
|
|
rb_str_cat(name_error[0], s, p - s);
|
|
}
|
|
name_error[1] = args[-1];
|
|
rb_exc_raise(rb_class_new_instance(2, name_error, rb_eNameError));
|
|
}
|
|
}
|
|
s[0] = '$';
|
|
if (hyphen) {
|
|
for (p = s + 1; *p; ++p) {
|
|
if (*p == '-')
|
|
*p = '_';
|
|
}
|
|
}
|
|
rb_gv_set(s, v);
|
|
}
|
|
n = RARRAY_LEN(argv) - n;
|
|
while (n--) {
|
|
rb_ary_shift(argv);
|
|
}
|
|
}
|
|
opt->sflag = 0;
|
|
}
|
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|
|
NODE *rb_parser_append_print(VALUE, NODE *);
|
|
NODE *rb_parser_while_loop(VALUE, NODE *, int, int);
|
|
static int proc_options(int argc, char **argv, struct cmdline_options *opt);
|
|
|
|
static char *
|
|
moreswitches(const char *s, struct cmdline_options *opt)
|
|
{
|
|
int argc;
|
|
char *argv[3];
|
|
const char *p = s;
|
|
|
|
argc = 2;
|
|
argv[0] = argv[2] = 0;
|
|
while (*s && !ISSPACE(*s))
|
|
s++;
|
|
argv[1] = ALLOCA_N(char, s - p + 2);
|
|
argv[1][0] = '-';
|
|
strncpy(argv[1] + 1, p, s - p);
|
|
argv[1][s - p + 1] = '\0';
|
|
proc_options(argc, argv, opt);
|
|
while (*s && ISSPACE(*s))
|
|
s++;
|
|
return (char *)s;
|
|
}
|
|
|
|
#define NAME_MATCH_P(name, str, len) \
|
|
((len) < sizeof(name) && strncmp((str), name, (len)) == 0)
|
|
|
|
#define UNSET_WHEN(name, bit, str, len) \
|
|
if (NAME_MATCH_P(name, str, len)) { \
|
|
*(unsigned int *)arg &= ~(bit); \
|
|
return; \
|
|
}
|
|
|
|
#define SET_WHEN(name, bit, str, len) \
|
|
if (NAME_MATCH_P(name, str, len)) { \
|
|
*(unsigned int *)arg |= (bit); \
|
|
return; \
|
|
}
|
|
|
|
static void
|
|
enable_option(const char *str, int len, void *arg)
|
|
{
|
|
#define UNSET_WHEN_DISABLE(bit) UNSET_WHEN(#bit, DISABLE_BIT(bit), str, len)
|
|
UNSET_WHEN_DISABLE(gems);
|
|
UNSET_WHEN_DISABLE(rubyopt);
|
|
if (NAME_MATCH_P("all", str, len)) {
|
|
*(unsigned int *)arg = 0U;
|
|
return;
|
|
}
|
|
rb_warn("unknown argument for --enable: `%.*s'", len, str);
|
|
}
|
|
|
|
static void
|
|
disable_option(const char *str, int len, void *arg)
|
|
{
|
|
#define SET_WHEN_DISABLE(bit) SET_WHEN(#bit, DISABLE_BIT(bit), str, len)
|
|
SET_WHEN_DISABLE(gems);
|
|
SET_WHEN_DISABLE(rubyopt);
|
|
if (NAME_MATCH_P("all", str, len)) {
|
|
*(unsigned int *)arg = ~0U;
|
|
return;
|
|
}
|
|
rb_warn("unknown argument for --disable: `%.*s'", len, str);
|
|
}
|
|
|
|
static int
|
|
proc_options(int argc, char **argv, struct cmdline_options *opt)
|
|
{
|
|
int n, argc0 = argc;
|
|
const char *s;
|
|
|
|
if (argc == 0)
|
|
return 0;
|
|
|
|
for (argc--, argv++; argc > 0; argc--, argv++) {
|
|
if (argv[0][0] != '-' || !argv[0][1])
|
|
break;
|
|
|
|
s = argv[0] + 1;
|
|
reswitch:
|
|
switch (*s) {
|
|
case 'a':
|
|
opt->do_split = Qtrue;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'p':
|
|
opt->do_print = Qtrue;
|
|
/* through */
|
|
case 'n':
|
|
opt->do_loop = Qtrue;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'd':
|
|
ruby_debug = Qtrue;
|
|
ruby_verbose = Qtrue;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'y':
|
|
opt->yydebug = 1;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'v':
|
|
if (opt->verbose) {
|
|
s++;
|
|
goto reswitch;
|
|
}
|
|
ruby_show_version();
|
|
opt->verbose = 1;
|
|
case 'w':
|
|
ruby_verbose = Qtrue;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'W':
|
|
{
|
|
int numlen;
|
|
int v = 2; /* -W as -W2 */
|
|
|
|
if (*++s) {
|
|
v = scan_oct(s, 1, &numlen);
|
|
if (numlen == 0)
|
|
v = 1;
|
|
s += numlen;
|
|
}
|
|
switch (v) {
|
|
case 0:
|
|
ruby_verbose = Qnil;
|
|
break;
|
|
case 1:
|
|
ruby_verbose = Qfalse;
|
|
break;
|
|
default:
|
|
ruby_verbose = Qtrue;
|
|
break;
|
|
}
|
|
}
|
|
goto reswitch;
|
|
|
|
case 'c':
|
|
opt->do_check = Qtrue;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 's':
|
|
forbid_setid("-s");
|
|
opt->sflag = 1;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'h':
|
|
usage(origarg.argv[0]);
|
|
rb_exit(EXIT_SUCCESS);
|
|
break;
|
|
|
|
case 'l':
|
|
opt->do_line = Qtrue;
|
|
rb_output_rs = rb_rs;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'S':
|
|
forbid_setid("-S");
|
|
opt->do_search = Qtrue;
|
|
s++;
|
|
goto reswitch;
|
|
|
|
case 'e':
|
|
forbid_setid("-e");
|
|
if (!*++s) {
|
|
s = argv[1];
|
|
argc--, argv++;
|
|
}
|
|
if (!s) {
|
|
rb_raise(rb_eRuntimeError, "no code specified for -e");
|
|
}
|
|
if (!opt->e_script) {
|
|
opt->e_script = rb_str_new(0, 0);
|
|
if (opt->script == 0)
|
|
opt->script = "-e";
|
|
}
|
|
rb_str_cat2(opt->e_script, s);
|
|
rb_str_cat2(opt->e_script, "\n");
|
|
break;
|
|
|
|
case 'r':
|
|
forbid_setid("-r");
|
|
if (*++s) {
|
|
add_modules(s);
|
|
}
|
|
else if (argv[1]) {
|
|
add_modules(argv[1]);
|
|
argc--, argv++;
|
|
}
|
|
break;
|
|
|
|
case 'i':
|
|
forbid_setid("-i");
|
|
ruby_set_inplace_mode(s + 1);
|
|
break;
|
|
|
|
case 'x':
|
|
opt->xflag = Qtrue;
|
|
s++;
|
|
if (*s && chdir(s) < 0) {
|
|
rb_fatal("Can't chdir to %s", s);
|
|
}
|
|
break;
|
|
|
|
case 'C':
|
|
case 'X':
|
|
s++;
|
|
if (!*s) {
|
|
s = argv[1];
|
|
argc--, argv++;
|
|
}
|
|
if (!s || !*s) {
|
|
rb_fatal("Can't chdir");
|
|
}
|
|
if (chdir(s) < 0) {
|
|
rb_fatal("Can't chdir to %s", s);
|
|
}
|
|
break;
|
|
|
|
case 'F':
|
|
if (*++s) {
|
|
rb_fs = rb_reg_new(s, strlen(s), 0);
|
|
}
|
|
break;
|
|
|
|
case 'E':
|
|
if (!*++s) goto next_encoding;
|
|
goto encoding;
|
|
|
|
case 'K':
|
|
if (*++s) {
|
|
const char *enc_name = 0;
|
|
switch (*s) {
|
|
case 'E': case 'e':
|
|
enc_name = "EUC-JP";
|
|
break;
|
|
case 'S': case 's':
|
|
enc_name = "Windows-31J";
|
|
break;
|
|
case 'U': case 'u':
|
|
enc_name = "UTF-8";
|
|
break;
|
|
case 'N': case 'n': case 'A': case 'a':
|
|
enc_name = "ASCII-8BIT";
|
|
break;
|
|
}
|
|
if (enc_name) {
|
|
opt->src.enc.name = rb_str_new2(enc_name);
|
|
opt->ext.enc.name = opt->src.enc.name;
|
|
}
|
|
s++;
|
|
}
|
|
goto reswitch;
|
|
|
|
case 'T':
|
|
{
|
|
int numlen;
|
|
int v = 1;
|
|
|
|
if (*++s) {
|
|
v = scan_oct(s, 2, &numlen);
|
|
if (numlen == 0)
|
|
v = 1;
|
|
s += numlen;
|
|
}
|
|
rb_set_safe_level(v);
|
|
}
|
|
goto reswitch;
|
|
|
|
case 'I':
|
|
forbid_setid("-I");
|
|
if (*++s)
|
|
ruby_incpush_expand(s);
|
|
else if (argv[1]) {
|
|
ruby_incpush_expand(argv[1]);
|
|
argc--, argv++;
|
|
}
|
|
break;
|
|
|
|
case '0':
|
|
{
|
|
int numlen;
|
|
int v;
|
|
char c;
|
|
|
|
v = scan_oct(s, 4, &numlen);
|
|
s += numlen;
|
|
if (v > 0377)
|
|
rb_rs = Qnil;
|
|
else if (v == 0 && numlen >= 2) {
|
|
rb_rs = rb_str_new2("\n\n");
|
|
}
|
|
else {
|
|
c = v & 0xff;
|
|
rb_rs = rb_str_new(&c, 1);
|
|
}
|
|
}
|
|
goto reswitch;
|
|
|
|
case '-':
|
|
if (!s[1] || (s[1] == '\r' && !s[2])) {
|
|
argc--, argv++;
|
|
goto switch_end;
|
|
}
|
|
s++;
|
|
if (strcmp("copyright", s) == 0)
|
|
opt->copyright = 1;
|
|
else if (strcmp("debug", s) == 0) {
|
|
ruby_debug = Qtrue;
|
|
ruby_verbose = Qtrue;
|
|
}
|
|
else if (strncmp("enable", s, n = 6) == 0 &&
|
|
(!s[n] || s[n] == '-' || s[n] == '=')) {
|
|
if ((s += n + 1)[-1] ? !*s : (!--argc || !(s = *++argv))) {
|
|
rb_raise(rb_eRuntimeError, "missing argument for --enable");
|
|
}
|
|
ruby_each_words(s, enable_option, &opt->disable);
|
|
}
|
|
else if (strncmp("disable", s, n = 7) == 0 &&
|
|
(!s[n] || s[n] == '-' || s[n] == '=')) {
|
|
if ((s += n + 1)[-1] ? !*s : (!--argc || !(s = *++argv))) {
|
|
rb_raise(rb_eRuntimeError, "missing argument for --disable");
|
|
}
|
|
ruby_each_words(s, disable_option, &opt->disable);
|
|
}
|
|
else if (strncmp("encoding", s, n = 8) == 0 && (!s[n] || s[n] == '=')) {
|
|
s += n;
|
|
if (!*s++) {
|
|
next_encoding:
|
|
if (!--argc || !(s = *++argv)) {
|
|
rb_raise(rb_eRuntimeError, "missing argument for --encoding");
|
|
}
|
|
}
|
|
encoding:
|
|
opt->ext.enc.name = rb_str_new2(s);
|
|
}
|
|
else if (strcmp("version", s) == 0)
|
|
opt->version = 1;
|
|
else if (strcmp("verbose", s) == 0) {
|
|
opt->verbose = 1;
|
|
ruby_verbose = Qtrue;
|
|
}
|
|
else if (strcmp("yydebug", s) == 0)
|
|
opt->yydebug = 1;
|
|
else if (strcmp("help", s) == 0) {
|
|
usage(origarg.argv[0]);
|
|
rb_exit(EXIT_SUCCESS);
|
|
}
|
|
else {
|
|
rb_raise(rb_eRuntimeError,
|
|
"invalid option --%s (-h will show valid options)", s);
|
|
}
|
|
break;
|
|
|
|
case '\r':
|
|
if (!s[1])
|
|
break;
|
|
|
|
default:
|
|
{
|
|
if (ISPRINT(*s)) {
|
|
rb_raise(rb_eRuntimeError,
|
|
"invalid option -%c (-h will show valid options)",
|
|
(int)(unsigned char)*s);
|
|
}
|
|
else {
|
|
rb_raise(rb_eRuntimeError,
|
|
"invalid option -\\x%02X (-h will show valid options)",
|
|
(int)(unsigned char)*s);
|
|
}
|
|
}
|
|
goto switch_end;
|
|
|
|
case 0:
|
|
break;
|
|
}
|
|
}
|
|
|
|
switch_end:
|
|
return argc0 - argc;
|
|
}
|
|
|
|
void Init_prelude(void);
|
|
|
|
static void
|
|
ruby_init_gems(int enable)
|
|
{
|
|
VALUE gem;
|
|
gem = rb_define_module("Gem");
|
|
rb_const_set(gem, rb_intern("Enable"), enable ? Qtrue : Qfalse);
|
|
Init_prelude();
|
|
}
|
|
|
|
static int
|
|
opt_enc_index(VALUE enc_name)
|
|
{
|
|
const char *s = RSTRING_PTR(enc_name);
|
|
int i = rb_enc_find_index(s);
|
|
|
|
if (i < 0) {
|
|
rb_raise(rb_eRuntimeError, "unknown encoding name - %s", s);
|
|
}
|
|
else if (rb_enc_dummy_p(rb_enc_from_index(i))) {
|
|
rb_raise(rb_eRuntimeError, "dummy encoding is not acceptable - %s ", s);
|
|
}
|
|
return i;
|
|
}
|
|
|
|
VALUE rb_progname;
|
|
VALUE rb_argv0;
|
|
static int src_encoding_index = -1; /* TODO: VM private */
|
|
|
|
static VALUE
|
|
process_options(VALUE arg)
|
|
{
|
|
struct cmdline_arguments *argp = (struct cmdline_arguments *)arg;
|
|
struct cmdline_options *opt = argp->opt;
|
|
int argc = argp->argc;
|
|
char **argv = argp->argv;
|
|
NODE *tree = 0;
|
|
VALUE parser;
|
|
rb_encoding *enc;
|
|
const char *s;
|
|
int i = proc_options(argc, argv, opt);
|
|
|
|
argc -= i;
|
|
argv += i;
|
|
|
|
if (!(opt->disable & DISABLE_BIT(rubyopt)) &&
|
|
rb_safe_level() == 0 && (s = getenv("RUBYOPT"))) {
|
|
VALUE src_enc_name = opt->src.enc.name;
|
|
VALUE ext_enc_name = opt->ext.enc.name;
|
|
|
|
while (ISSPACE(*s))
|
|
s++;
|
|
if (*s == 'T' || (*s == '-' && *(s + 1) == 'T')) {
|
|
int numlen;
|
|
int v = 1;
|
|
|
|
if (*s != 'T')
|
|
++s;
|
|
if (*++s) {
|
|
v = scan_oct(s, 2, &numlen);
|
|
if (numlen == 0)
|
|
v = 1;
|
|
}
|
|
rb_set_safe_level(v);
|
|
}
|
|
else {
|
|
while (s && *s) {
|
|
if (*s == '-') {
|
|
s++;
|
|
if (ISSPACE(*s)) {
|
|
do {
|
|
s++;
|
|
} while (ISSPACE(*s));
|
|
continue;
|
|
}
|
|
}
|
|
if (!*s)
|
|
break;
|
|
if (!strchr("EIdvwWrK", *s))
|
|
rb_raise(rb_eRuntimeError,
|
|
"invalid switch in RUBYOPT: -%c", *s);
|
|
s = moreswitches(s, opt);
|
|
}
|
|
}
|
|
if (src_enc_name)
|
|
opt->src.enc.name = src_enc_name;
|
|
if (ext_enc_name)
|
|
opt->ext.enc.name = ext_enc_name;
|
|
}
|
|
|
|
if (opt->version) {
|
|
ruby_show_version();
|
|
return Qtrue;
|
|
}
|
|
if (opt->copyright) {
|
|
ruby_show_copyright();
|
|
}
|
|
|
|
if (rb_safe_level() >= 4) {
|
|
OBJ_TAINT(rb_argv);
|
|
OBJ_TAINT(rb_load_path);
|
|
}
|
|
|
|
if (!opt->e_script) {
|
|
if (argc == 0) { /* no more args */
|
|
if (opt->verbose)
|
|
return Qtrue;
|
|
opt->script = "-";
|
|
}
|
|
else {
|
|
opt->script = argv[0];
|
|
if (opt->script[0] == '\0') {
|
|
opt->script = "-";
|
|
}
|
|
else if (opt->do_search) {
|
|
char *path = getenv("RUBYPATH");
|
|
|
|
opt->script = 0;
|
|
if (path) {
|
|
opt->script = dln_find_file(argv[0], path);
|
|
}
|
|
if (!opt->script) {
|
|
opt->script = dln_find_file(argv[0], getenv(PATH_ENV));
|
|
}
|
|
if (!opt->script)
|
|
opt->script = argv[0];
|
|
}
|
|
argc--;
|
|
argv++;
|
|
}
|
|
}
|
|
|
|
ruby_script(opt->script);
|
|
#if defined DOSISH || defined __CYGWIN__
|
|
translate_char(RSTRING_PTR(rb_progname), '\\', '/');
|
|
#endif
|
|
opt->script_name = rb_str_new4(rb_progname);
|
|
opt->script = RSTRING_PTR(opt->script_name);
|
|
ruby_set_argv(argc, argv);
|
|
process_sflag(opt);
|
|
|
|
ruby_init_loadpath();
|
|
ruby_init_gems(!(opt->disable & DISABLE_BIT(gems)));
|
|
parser = rb_parser_new();
|
|
if (opt->yydebug) rb_parser_set_yydebug(parser, Qtrue);
|
|
if (opt->ext.enc.name != 0) {
|
|
opt->ext.enc.index = opt_enc_index(opt->ext.enc.name);
|
|
}
|
|
if (opt->src.enc.name != 0) {
|
|
opt->src.enc.index = opt_enc_index(opt->src.enc.name);
|
|
src_encoding_index = opt->src.enc.index;
|
|
}
|
|
if (opt->ext.enc.index >= 0) {
|
|
enc = rb_enc_from_index(opt->ext.enc.index);
|
|
}
|
|
else {
|
|
enc = rb_locale_encoding();
|
|
}
|
|
rb_enc_set_default_external(rb_enc_from_encoding(enc));
|
|
|
|
if (opt->e_script) {
|
|
rb_encoding *eenc;
|
|
if (opt->src.enc.index >= 0) {
|
|
eenc = rb_enc_from_index(opt->src.enc.index);
|
|
}
|
|
else {
|
|
eenc = rb_locale_encoding();
|
|
}
|
|
rb_enc_associate(opt->e_script, eenc);
|
|
require_libraries();
|
|
tree = rb_parser_compile_string(parser, opt->script, opt->e_script, 1);
|
|
}
|
|
else {
|
|
if (opt->script[0] == '-' && !opt->script[1]) {
|
|
forbid_setid("program input from stdin");
|
|
}
|
|
tree = load_file(parser, opt->script, 1, opt);
|
|
}
|
|
|
|
if (!tree) return Qfalse;
|
|
|
|
process_sflag(opt);
|
|
opt->xflag = 0;
|
|
|
|
if (rb_safe_level() >= 4) {
|
|
FL_UNSET(rb_argv, FL_TAINT);
|
|
FL_UNSET(rb_load_path, FL_TAINT);
|
|
}
|
|
|
|
if (opt->do_check) {
|
|
printf("Syntax OK\n");
|
|
return Qtrue;
|
|
}
|
|
|
|
if (opt->do_print) {
|
|
tree = rb_parser_append_print(parser, tree);
|
|
}
|
|
if (opt->do_loop) {
|
|
tree = rb_parser_while_loop(parser, tree, opt->do_line, opt->do_split);
|
|
}
|
|
|
|
return rb_iseq_new(tree, rb_str_new2("<main>"),
|
|
opt->script_name, Qfalse, ISEQ_TYPE_TOP);
|
|
}
|
|
|
|
static NODE *
|
|
load_file(VALUE parser, const char *fname, int script, struct cmdline_options *opt)
|
|
{
|
|
extern VALUE rb_stdin;
|
|
VALUE f;
|
|
int line_start = 1;
|
|
NODE *tree = 0;
|
|
rb_encoding *enc;
|
|
|
|
if (!fname)
|
|
rb_load_fail(fname);
|
|
if (strcmp(fname, "-") == 0) {
|
|
f = rb_stdin;
|
|
}
|
|
else {
|
|
int fd, mode = O_RDONLY;
|
|
#if defined DOSISH || defined __CYGWIN__
|
|
{
|
|
const char *ext = strrchr(fname, '.');
|
|
if (ext && STRCASECMP(ext, ".exe") == 0)
|
|
mode |= O_BINARY;
|
|
}
|
|
#endif
|
|
if ((fd = open(fname, mode)) < 0) {
|
|
rb_load_fail(fname);
|
|
}
|
|
|
|
f = rb_io_fdopen(fd, mode, fname);
|
|
}
|
|
|
|
if (script) {
|
|
VALUE c = 1; /* something not nil */
|
|
VALUE line;
|
|
char *p;
|
|
int no_src_enc = !opt->src.enc.name;
|
|
int no_ext_enc = !opt->ext.enc.name;
|
|
|
|
enc = rb_usascii_encoding();
|
|
rb_funcall(f, rb_intern("set_encoding"), 1, rb_enc_from_encoding(enc));
|
|
|
|
if (opt->xflag) {
|
|
forbid_setid("-x");
|
|
opt->xflag = Qfalse;
|
|
while (!NIL_P(line = rb_io_gets(f))) {
|
|
line_start++;
|
|
if (RSTRING_LEN(line) > 2
|
|
&& RSTRING_PTR(line)[0] == '#'
|
|
&& RSTRING_PTR(line)[1] == '!') {
|
|
if ((p = strstr(RSTRING_PTR(line), "ruby")) != 0) {
|
|
goto start_read;
|
|
}
|
|
}
|
|
}
|
|
rb_raise(rb_eLoadError, "no Ruby script found in input");
|
|
}
|
|
|
|
c = rb_io_getbyte(f);
|
|
if (c == INT2FIX('#')) {
|
|
c = rb_io_getbyte(f);
|
|
if (c == INT2FIX('!')) {
|
|
line = rb_io_gets(f);
|
|
if (NIL_P(line))
|
|
return 0;
|
|
|
|
if ((p = strstr(RSTRING_PTR(line), "ruby")) == 0) {
|
|
/* not ruby script, kick the program */
|
|
char **argv;
|
|
char *path;
|
|
char *pend = RSTRING_PTR(line) + RSTRING_LEN(line);
|
|
|
|
p = RSTRING_PTR(line); /* skip `#!' */
|
|
if (pend[-1] == '\n')
|
|
pend--; /* chomp line */
|
|
if (pend[-1] == '\r')
|
|
pend--;
|
|
*pend = '\0';
|
|
while (p < pend && ISSPACE(*p))
|
|
p++;
|
|
path = p; /* interpreter path */
|
|
while (p < pend && !ISSPACE(*p))
|
|
p++;
|
|
*p++ = '\0';
|
|
if (p < pend) {
|
|
argv = ALLOCA_N(char *, origarg.argc + 3);
|
|
argv[1] = p;
|
|
MEMCPY(argv + 2, origarg.argv + 1, char *, origarg.argc);
|
|
}
|
|
else {
|
|
argv = origarg.argv;
|
|
}
|
|
argv[0] = path;
|
|
execv(path, argv);
|
|
|
|
rb_fatal("Can't exec %s", path);
|
|
}
|
|
|
|
start_read:
|
|
p += 4;
|
|
RSTRING_PTR(line)[RSTRING_LEN(line) - 1] = '\0';
|
|
if (RSTRING_PTR(line)[RSTRING_LEN(line) - 2] == '\r')
|
|
RSTRING_PTR(line)[RSTRING_LEN(line) - 2] = '\0';
|
|
if ((p = strstr(p, " -")) != 0) {
|
|
p++; /* skip space before `-' */
|
|
while (*p == '-') {
|
|
p = moreswitches(p + 1, opt);
|
|
}
|
|
}
|
|
|
|
/* push back shebang for pragma may exist in next line */
|
|
rb_io_ungetc(f, rb_str_new2("!\n"));
|
|
}
|
|
else if (!NIL_P(c)) {
|
|
rb_io_ungetc(f, c);
|
|
}
|
|
rb_io_ungetc(f, INT2FIX('#'));
|
|
if (no_src_enc && opt->src.enc.name) {
|
|
opt->src.enc.index = opt_enc_index(opt->src.enc.name);
|
|
src_encoding_index = opt->src.enc.index;
|
|
}
|
|
if (no_ext_enc && opt->ext.enc.name) {
|
|
opt->ext.enc.index = opt_enc_index(opt->ext.enc.name);
|
|
}
|
|
}
|
|
else if (!NIL_P(c)) {
|
|
rb_io_ungetc(f, c);
|
|
}
|
|
require_libraries(); /* Why here? unnatural */
|
|
}
|
|
if (opt->src.enc.index >= 0) {
|
|
enc = rb_enc_from_index(opt->src.enc.index);
|
|
}
|
|
else if (f == rb_stdin) {
|
|
enc = rb_locale_encoding();
|
|
}
|
|
else {
|
|
enc = rb_usascii_encoding();
|
|
}
|
|
rb_funcall(f, rb_intern("set_encoding"), 1, rb_enc_from_encoding(enc));
|
|
tree = (NODE *)rb_parser_compile_file(parser, fname, f, line_start);
|
|
rb_funcall(f, rb_intern("set_encoding"), 1, rb_parser_encoding(parser));
|
|
if (script && rb_parser_end_seen_p(parser)) {
|
|
rb_define_global_const("DATA", f);
|
|
}
|
|
else if (f != rb_stdin) {
|
|
rb_io_close(f);
|
|
}
|
|
return tree;
|
|
}
|
|
|
|
void *
|
|
rb_load_file(const char *fname)
|
|
{
|
|
struct cmdline_options opt;
|
|
|
|
MEMZERO(&opt, opt, 1);
|
|
opt.src.enc.index = src_encoding_index;
|
|
return load_file(rb_parser_new(), fname, 0, &opt);
|
|
}
|
|
|
|
#if !defined(PSTAT_SETCMD) && !defined(HAVE_SETPROCTITLE)
|
|
#if !defined(_WIN32) && !(defined(HAVE_SETENV) && defined(HAVE_UNSETENV))
|
|
#define USE_ENVSPACE_FOR_ARG0
|
|
#endif
|
|
|
|
#ifdef USE_ENVSPACE_FOR_ARG0
|
|
extern char **environ;
|
|
#endif
|
|
|
|
static int
|
|
get_arglen(int argc, char **argv)
|
|
{
|
|
char *s = argv[0];
|
|
int i;
|
|
|
|
if (!argc) return 0;
|
|
s += strlen(s);
|
|
/* See if all the arguments are contiguous in memory */
|
|
for (i = 1; i < argc; i++) {
|
|
if (argv[i] == s + 1) {
|
|
s++;
|
|
s += strlen(s); /* this one is ok too */
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
}
|
|
#if defined(USE_ENVSPACE_FOR_ARG0)
|
|
if (environ && (s == environ[0])) {
|
|
s += strlen(s);
|
|
for (i = 1; environ[i]; i++) {
|
|
if (environ[i] == s + 1) {
|
|
s++;
|
|
s += strlen(s); /* this one is ok too */
|
|
}
|
|
}
|
|
ruby_setenv("", NULL); /* duplicate environ vars */
|
|
}
|
|
#endif
|
|
return s - argv[0];
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
set_arg0(VALUE val, ID id)
|
|
{
|
|
char *s, *t;
|
|
long i;
|
|
|
|
if (origarg.argv == 0)
|
|
rb_raise(rb_eRuntimeError, "$0 not initialized");
|
|
StringValue(val);
|
|
s = RSTRING_PTR(val);
|
|
i = RSTRING_LEN(val);
|
|
#if defined(PSTAT_SETCMD)
|
|
if (i > PST_CLEN) {
|
|
union pstun un;
|
|
char buf[PST_CLEN + 1]; /* PST_CLEN is 64 (HP-UX 11.23) */
|
|
strncpy(buf, s, PST_CLEN);
|
|
buf[PST_CLEN] = '\0';
|
|
un.pst_command = buf;
|
|
pstat(PSTAT_SETCMD, un, PST_CLEN, 0, 0);
|
|
}
|
|
else {
|
|
union pstun un;
|
|
un.pst_command = s;
|
|
pstat(PSTAT_SETCMD, un, i, 0, 0);
|
|
}
|
|
#elif defined(HAVE_SETPROCTITLE)
|
|
setproctitle("%.*s", (int)i, s);
|
|
#else
|
|
|
|
if (i >= origarg.len) {
|
|
i = origarg.len;
|
|
}
|
|
|
|
memcpy(origarg.argv[0], s, i);
|
|
t = origarg.argv[0] + i;
|
|
*t = '\0';
|
|
|
|
if (i + 1 < origarg.len) memset(t + 1, ' ', origarg.len - i - 1);
|
|
|
|
{
|
|
int j;
|
|
for (j = 1; j < origarg.argc; j++) {
|
|
origarg.argv[j] = t;
|
|
}
|
|
}
|
|
#endif
|
|
rb_progname = rb_tainted_str_new(s, i);
|
|
}
|
|
|
|
void
|
|
ruby_script(const char *name)
|
|
{
|
|
if (name) {
|
|
rb_progname = rb_tainted_str_new2(name);
|
|
}
|
|
}
|
|
|
|
static int uid, euid, gid, egid;
|
|
|
|
static void
|
|
init_ids(void)
|
|
{
|
|
uid = (int)getuid();
|
|
euid = (int)geteuid();
|
|
gid = (int)getgid();
|
|
egid = (int)getegid();
|
|
#ifdef VMS
|
|
uid |= gid << 16;
|
|
euid |= egid << 16;
|
|
#endif
|
|
if (uid && (euid != uid || egid != gid)) {
|
|
rb_set_safe_level(1);
|
|
}
|
|
}
|
|
|
|
static void
|
|
forbid_setid(const char *s)
|
|
{
|
|
if (euid != uid)
|
|
rb_raise(rb_eSecurityError, "no %s allowed while running setuid", s);
|
|
if (egid != gid)
|
|
rb_raise(rb_eSecurityError, "no %s allowed while running setgid", s);
|
|
if (rb_safe_level() > 0)
|
|
rb_raise(rb_eSecurityError, "no %s allowed in tainted mode", s);
|
|
}
|
|
|
|
static void
|
|
verbose_setter(VALUE val, ID id, VALUE *variable)
|
|
{
|
|
ruby_verbose = RTEST(val) ? Qtrue : val;
|
|
}
|
|
|
|
static VALUE
|
|
opt_W_getter(VALUE val, ID id)
|
|
{
|
|
if (ruby_verbose == Qnil)
|
|
return INT2FIX(0);
|
|
if (ruby_verbose == Qfalse)
|
|
return INT2FIX(1);
|
|
if (ruby_verbose == Qtrue)
|
|
return INT2FIX(2);
|
|
return Qnil; /* not reached */
|
|
}
|
|
|
|
void
|
|
ruby_prog_init(void)
|
|
{
|
|
init_ids();
|
|
|
|
rb_define_hooked_variable("$VERBOSE", &ruby_verbose, 0, verbose_setter);
|
|
rb_define_hooked_variable("$-v", &ruby_verbose, 0, verbose_setter);
|
|
rb_define_hooked_variable("$-w", &ruby_verbose, 0, verbose_setter);
|
|
rb_define_virtual_variable("$-W", opt_W_getter, 0);
|
|
rb_define_variable("$DEBUG", &ruby_debug);
|
|
rb_define_variable("$-d", &ruby_debug);
|
|
|
|
rb_define_hooked_variable("$0", &rb_progname, 0, set_arg0);
|
|
rb_define_hooked_variable("$PROGRAM_NAME", &rb_progname, 0, set_arg0);
|
|
|
|
rb_define_global_const("ARGV", rb_argv);
|
|
rb_global_variable(&rb_argv0);
|
|
|
|
#ifdef MSDOS
|
|
/*
|
|
* There is no way we can refer to them from ruby, so close them to save
|
|
* space.
|
|
*/
|
|
(void)fclose(stdaux);
|
|
(void)fclose(stdprn);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
ruby_set_argv(int argc, char **argv)
|
|
{
|
|
int i;
|
|
VALUE av = rb_argv;
|
|
|
|
#if defined(USE_DLN_A_OUT)
|
|
if (origarg.argv)
|
|
dln_argv0 = origarg.argv[0];
|
|
else
|
|
dln_argv0 = argv[0];
|
|
#endif
|
|
rb_ary_clear(av);
|
|
for (i = 0; i < argc; i++) {
|
|
VALUE arg = rb_tainted_str_new2(argv[i]);
|
|
|
|
OBJ_FREEZE(arg);
|
|
rb_ary_push(av, arg);
|
|
}
|
|
}
|
|
|
|
static VALUE
|
|
false_value(void)
|
|
{
|
|
return Qfalse;
|
|
}
|
|
|
|
static VALUE
|
|
true_value(void)
|
|
{
|
|
return Qtrue;
|
|
}
|
|
|
|
#define rb_define_readonly_boolean(name, val) \
|
|
rb_define_virtual_variable((name), (val) ? true_value : false_value, 0)
|
|
|
|
void *
|
|
ruby_process_options(int argc, char **argv)
|
|
{
|
|
struct cmdline_arguments args;
|
|
struct cmdline_options opt;
|
|
NODE *tree;
|
|
|
|
MEMZERO(&opt, opt, 1);
|
|
ruby_script(argv[0]); /* for the time being */
|
|
rb_argv0 = rb_progname;
|
|
args.argc = argc;
|
|
args.argv = argv;
|
|
args.opt = &opt;
|
|
opt.src.enc.index = src_encoding_index;
|
|
opt.ext.enc.index = -1;
|
|
tree = (NODE *)rb_vm_call_cfunc(rb_vm_top_self(),
|
|
process_options, (VALUE)&args,
|
|
0, rb_progname);
|
|
|
|
rb_define_readonly_boolean("$-p", opt.do_print);
|
|
rb_define_readonly_boolean("$-l", opt.do_line);
|
|
rb_define_readonly_boolean("$-a", opt.do_split);
|
|
|
|
return tree;
|
|
}
|
|
|
|
void
|
|
ruby_sysinit(int *argc, char ***argv)
|
|
{
|
|
#if defined(__APPLE__) && (defined(__MACH__) || defined(__DARWIN__))
|
|
int i, n = *argc, len = 0;
|
|
char **v1 = *argv, **v2, *p;
|
|
|
|
for (i = 0; i < n; ++i) {
|
|
len += strlen(v1[i]) + 1;
|
|
}
|
|
v2 = malloc((n + 1)* sizeof(char*) + len);
|
|
p = (char *)&v2[n + 1];
|
|
for (i = 0; i < n; ++i) {
|
|
int l = strlen(v1[i]);
|
|
memcpy(p, v1[i], l + 1);
|
|
v2[i] = p;
|
|
p += l + 1;
|
|
}
|
|
v2[n] = 0;
|
|
*argv = v2;
|
|
#elif defined(__MACOS__) && defined(__MWERKS__)
|
|
*argc = ccommand(argv);
|
|
#elif defined(_WIN32)
|
|
void rb_w32_sysinit(int *argc, char ***argv);
|
|
rb_w32_sysinit(argc, argv);
|
|
#endif
|
|
origarg.argc = *argc;
|
|
origarg.argv = *argv;
|
|
#if !defined(PSTAT_SETCMD) && !defined(HAVE_SETPROCTITLE)
|
|
origarg.len = get_arglen(origarg.argc, origarg.argv);
|
|
#endif
|
|
#if defined(USE_DLN_A_OUT)
|
|
dln_argv0 = origarg.argv[0];
|
|
#endif
|
|
}
|