4 * Copyright 2000 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include "wine/library.h"
31 #include "wine/debug.h"
39 void (*func)( const char *arg );
43 const char *argv0; /* the original argv[0] */
44 const char *full_argv0; /* the full path of argv[0] (if known) */
46 static char *inherit_str; /* options to pass to child processes */
48 static void DECLSPEC_NORETURN out_of_memory(void);
49 static void out_of_memory(void)
51 MESSAGE( "Virtual memory exhausted\n" );
55 static void do_debugmsg( const char *arg );
56 static void do_help( const char *arg );
57 static void do_version( const char *arg );
59 static const struct option_descr option_table[] =
61 { "debugmsg", 0, 1, 1, do_debugmsg,
62 "--debugmsg name Turn debugging-messages on or off" },
63 { "dll", 0, 1, 1, MODULE_AddLoadOrderOption,
64 "--dll name Enable or disable built-in DLLs" },
65 { "help", 'h', 0, 0, do_help,
66 "--help,-h Show this help message" },
67 { "version", 'v', 0, 0, do_version,
68 "--version,-v Display the Wine version" },
69 { NULL, 0, 0, 0, NULL, NULL } /* terminator */
73 static void do_help( const char *arg )
78 static void do_version( const char *arg )
80 MESSAGE( "%s\n", PACKAGE_STRING );
84 static void do_debugmsg( const char *arg )
86 if (wine_dbg_parse_options( arg ))
88 MESSAGE("%s: Syntax: --debugmsg [class]+xxx,... or -debugmsg [class]-xxx,...\n", argv0);
89 MESSAGE("Example: --debugmsg +all,warn-heap\n"
90 " turn on all messages except warning heap messages\n");
91 MESSAGE("Available message classes: err, warn, fixme, trace\n\n");
97 static void remove_options( char *argv[], int pos, int count, int inherit )
102 for (i = 0; i < count; i++) len += strlen(argv[pos+i]) + 1;
105 if (!(inherit_str = realloc( inherit_str, strlen(inherit_str) + 1 + len )))
107 strcat( inherit_str, " " );
111 if (!(inherit_str = malloc( len ))) out_of_memory();
114 for (i = 0; i < count; i++)
116 strcat( inherit_str, argv[pos+i] );
117 if (i < count-1) strcat( inherit_str, " " );
120 while ((argv[pos] = argv[pos+count])) pos++;
123 /* parse options from the argv array and remove all the recognized ones */
124 static void parse_options( char *argv[] )
126 const struct option_descr *opt;
129 for (i = 0; argv[i]; i++)
131 const char *equalarg = NULL;
133 if (*p++ != '-') continue; /* not an option */
134 if (*p && !p[1]) /* short name */
136 if (*p == '-') break; /* "--" option */
137 for (opt = option_table; opt->longname; opt++) if (opt->shortname == *p) break;
141 const char *equal = strchr (p, '=');
143 /* check for the long name */
144 for (opt = option_table; opt->longname; opt++) {
146 if (!strcmp( p, opt->longname )) break;
151 strlen (opt->longname) == equal - p &&
152 !strncmp (p, opt->longname, equal - p)) {
153 equalarg = equal + 1;
158 if (!opt->longname) continue;
162 opt->func( equalarg );
163 remove_options( argv, i, 1, opt->inherit );
165 else if (opt->has_arg && argv[i+1])
167 opt->func( argv[i+1] );
168 remove_options( argv, i, 2, opt->inherit );
173 remove_options( argv, i, 1, opt->inherit );
179 /* inherit options from WINEOPTIONS variable */
180 static void inherit_options( char *buffer )
185 char *p = strtok( buffer, " \t" );
186 for (n = 0; n < sizeof(argv)/sizeof(argv[0])-1 && p; n++)
189 p = strtok( NULL, " \t" );
192 parse_options( argv );
193 if (argv[0]) /* an option remains */
195 MESSAGE( "Unknown option '%s' in WINEOPTIONS variable\n\n", argv[0] );
200 /***********************************************************************
203 void OPTIONS_Usage(void)
205 const struct option_descr *opt;
206 MESSAGE( "%s\n\n", PACKAGE_STRING );
207 MESSAGE( "Usage: %s [options] [--] program_name [arguments]\n", argv0 );
208 MESSAGE("The -- has to be used if you specify arguments (of the program)\n\n");
209 MESSAGE( "Options:\n" );
210 for (opt = option_table; opt->longname; opt++) MESSAGE( " %s\n", opt->usage );
214 /***********************************************************************
215 * OPTIONS_ParseOptions
217 void OPTIONS_ParseOptions( char *argv[] )
222 if (GetEnvironmentVariableA( "WINEOPTIONS", buffer, sizeof(buffer) ) && buffer[0])
223 inherit_options( buffer );
226 parse_options( argv + 1 );
228 SetEnvironmentVariableA( "WINEOPTIONS", inherit_str );
230 /* check if any option remains */
231 for (i = 1; argv[i]; i++)
233 if (!strcmp( argv[i], "--" ))
235 remove_options( argv, i, 1, 0 );
238 if (argv[i][0] == '-')
240 MESSAGE( "Unknown option '%s'\n\n", argv[i] );