1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 2005 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
// DESCRIPTION:
//
//-----------------------------------------------------------------------------
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "doomdef.h"
#include "i_system.h"
#include "m_misc.h"
int myargc;
char** myargv;
//
// M_CheckParm
// Checks for the given parameter
// in the program's command line arguments.
// Returns the argument number (1 to argc-1)
// or 0 if not present
//
int M_CheckParm (char *check)
{
int i;
for (i = 1;i<myargc;i++)
{
if ( !strcasecmp(check, myargv[i]) )
return i;
}
return 0;
}
#define MAXARGVS 100
static void LoadResponseFile(int argv_index)
{
FILE *handle;
int size;
char *infile;
char *file;
char *response_filename;
char **newargv;
int newargc;
int i, k;
response_filename = myargv[argv_index] + 1;
// Read the response file into memory
handle = fopen(response_filename, "r");
if (handle == NULL)
{
printf ("\nNo such response file!");
exit(1);
}
printf("Found response file %s!\n", response_filename);
size = M_FileLength(handle);
// Read in the entire file
// Allocate one byte extra - this is in case there is an argument
// at the end of the response file, in which case a '\0' will be
// needed.
file = malloc(size + 1);
if (fread(file, 1, size, handle) < size)
{
I_Error("Failed to read entire response file");
}
fclose(handle);
// Create new arguments list array
newargv = malloc(sizeof(char *) * MAXARGVS);
newargc = 0;
memset(newargv, 0, sizeof(char *) * MAXARGVS);
// Copy all the arguments in the list up to the response file
for (i=0; i<argv_index; ++i)
{
newargv[i] = myargv[i];
++newargc;
}
infile = file;
k = 0;
while(k < size)
{
// Skip past space characters to the next argument
while(k < size && isspace(infile[k]))
{
++k;
}
if (k >= size)
{
break;
}
// If the next argument is enclosed in quote marks, treat
// the contents as a single argument. This allows long filenames
// to be specified.
if (infile[k] == '\"')
{
// Skip the first character(")
++k;
newargv[newargc++] = &infile[k];
// Read all characters between quotes
while (k < size && infile[k] != '\"' && infile[k] != '\n')
{
++k;
}
if (k >= size || infile[k] == '\n')
{
I_Error("Quotes unclosed in response file '%s'",
response_filename);
}
// Cut off the string at the closing quote
infile[k] = '\0';
++k;
}
else
{
// Read in the next argument until a space is reached
newargv[newargc++] = &infile[k];
while(k < size && !isspace(infile[k]))
{
++k;
}
// Cut off the end of the argument at the first space
infile[k] = '\0';
++k;
}
}
// Add arguments following the response file argument
for (i=argv_index + 1; i<myargc; ++i)
{
newargv[newargc] = myargv[i];
++newargc;
}
myargv = newargv;
myargc = newargc;
#if 0
// Disabled - Vanilla Doom does not do this.
// Display arguments
printf("%d command-line args:\n", myargc);
for (k=1; k<myargc; k++)
{
printf("'%s'\n", myargv[k]);
}
#endif
}
//
// Find a Response File
//
void M_FindResponseFile(void)
{
int i;
for (i = 1; i < myargc; i++)
{
if (myargv[i][0] == '@')
{
LoadResponseFile(i);
}
}
}
|
