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
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
|
//gcc -m32 monostub.m -o monostub -framework AppKit
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <unistd.h>
#include <dlfcn.h>
#include <errno.h>
#include <ctype.h>
#include <time.h>
#include "monostub-utils.h"
typedef int (* mono_main) (int argc, char **argv);
typedef void (* mono_free) (void *ptr);
typedef char * (* mono_get_runtime_build_info) (void);
void *libmono;
static void
exit_with_message (char *reason, char *argv0)
{
NSString *appName = nil;
NSDictionary *plist = [[NSBundle mainBundle] infoDictionary];
if (plist) {
appName = (NSString *) [plist objectForKey:(NSString *)kCFBundleNameKey];
}
if (!appName) {
appName = [[NSString stringWithUTF8String: argv0] lastPathComponent];
}
NSAlert *alert = [[NSAlert alloc] init];
[alert setMessageText:[NSString stringWithFormat:@"Could not launch %@", appName]];
NSString *fmt = @"%s\n\nPlease download and install the latest version of Mono.";
NSString *msg = [NSString stringWithFormat:fmt, reason];
[alert setInformativeText:msg];
[alert addButtonWithTitle:@"Download Mono Framework"];
[alert addButtonWithTitle:@"Cancel"];
NSInteger answer = [alert runModal];
[alert release];
if (answer == NSAlertFirstButtonReturn) {
NSString *mono_download_url = @"http://www.go-mono.com/mono-downloads/download.html";
CFURLRef url = CFURLCreateWithString (NULL, (CFStringRef) mono_download_url, NULL);
LSOpenCFURLRef (url, NULL);
CFRelease (url);
}
exit (1);
}
typedef struct _ListNode {
struct _ListNode *next;
char *value;
} ListNode;
static char *
decode_qstring (unsigned char **in, unsigned char qchar)
{
unsigned char *inptr = *in;
unsigned char *start = *in;
char *value, *v;
size_t len = 0;
while (*inptr) {
if (*inptr == qchar)
break;
if (*inptr == '\\') {
if (inptr[1] == '\0')
break;
inptr++;
}
inptr++;
len++;
}
v = value = (char *) malloc (len + 1);
while (start < inptr) {
if (*start == '\\')
start++;
*v++ = (char) *start++;
}
*v = '\0';
if (*inptr)
inptr++;
*in = inptr;
return value;
}
static char **
get_mono_env_options (int *count)
{
const char *env = getenv ("MONO_ENV_OPTIONS");
ListNode *list = NULL, *node, *tail = NULL;
unsigned char *start, *inptr;
char *value, **argv;
int i, n = 0;
size_t size;
if (env == NULL) {
*count = 0;
return NULL;
}
inptr = (unsigned char *) env;
while (*inptr) {
while (isblank ((int) *inptr))
inptr++;
if (*inptr == '\0')
break;
start = inptr++;
switch (*start) {
case '\'':
case '"':
value = decode_qstring (&inptr, *start);
break;
default:
while (*inptr && !isblank ((int) *inptr))
inptr++;
// Note: Mac OS X <= 10.6.8 do not have strndup()
//value = strndup ((char *) start, (size_t) (inptr - start));
size = (size_t) (inptr - start);
value = (char *) malloc (size + 1);
memcpy (value, start, size);
value[size] = '\0';
break;
}
node = (ListNode *) malloc (sizeof (ListNode));
node->value = value;
node->next = NULL;
n++;
if (tail != NULL)
tail->next = node;
else
list = node;
tail = node;
}
*count = n;
if (n == 0)
return NULL;
argv = (char **) malloc (sizeof (char *) * (n + 1));
i = 0;
while (list != NULL) {
node = list->next;
argv[i++] = list->value;
free (list);
list = node;
}
argv[i] = NULL;
return argv;
}
int main (int argc, char **argv)
{
//clock_t start = clock();
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
NSString *binDir = [[NSString alloc] initWithUTF8String: "Contents/Resources/lib/monodevelop/bin"];
// Check if we are running inside an actual app bundle. If we are not, then assume we're being run
// as part of `make run` and then binDir should be '.'
NSString *entryExecutable = [[NSString alloc] initWithUTF8String: argv[0]];
NSArray *components = [NSArray arrayWithObjects:[entryExecutable stringByDeletingLastPathComponent], @"..", @"..", binDir, nil];
NSString *binDirFullPath = [NSString pathWithComponents:components];
BOOL isDir = NO;
if (![[NSFileManager defaultManager] fileExistsAtPath: binDirFullPath isDirectory: &isDir] || !isDir)
binDir = [[NSString alloc] initWithUTF8String: "."];
NSString *appDir = [[NSBundle mainBundle] bundlePath];
// can be overridden with plist string MonoMinVersion
NSString *req_mono_version = @"4.2";
// can be overridden with either plist bool MonoUseSGen or MONODEVELOP_USE_SGEN env
bool use_sgen = YES;
NSDictionary *plist = [[NSBundle mainBundle] infoDictionary];
if (plist) {
NSNumber *sgen_obj = (NSNumber *) [plist objectForKey:@"MonoUseSGen"];
if (sgen_obj)
use_sgen = [sgen_obj boolValue];
NSString *version_obj = [plist objectForKey:@"MonoMinVersion"];
if (version_obj && [version_obj length] > 0)
req_mono_version = version_obj;
}
NSString *exePath, *exeName;
const char *basename;
struct rlimit limit;
char **extra_argv;
int extra_argc;
if (!(basename = strrchr (argv[0], '/')))
basename = argv[0];
else
basename++;
if (update_environment ([[appDir stringByAppendingPathComponent:@"Contents"] UTF8String])) {
//printf ("Updated the environment.\n");
[pool drain];
return execv (argv[0], argv);
}
//printf ("Running main app.\n");
if (getrlimit (RLIMIT_NOFILE, &limit) == 0 && limit.rlim_cur < 1024) {
limit.rlim_cur = MIN (limit.rlim_max, 1024);
setrlimit (RLIMIT_NOFILE, &limit);
}
exeName = [NSString stringWithFormat:@"%s.exe", basename];
exePath = [[appDir stringByAppendingPathComponent: binDir] stringByAppendingPathComponent: exeName];
// allow the MONODEVELOP_USE_SGEN environment variable to override the plist value
use_sgen = env2bool ("MONODEVELOP_USE_SGEN", use_sgen);
libmono = dlopen (use_sgen ? MONO_LIB_PATH ("libmonosgen-2.0.dylib") : MONO_LIB_PATH ("libmono-2.0.dylib"), RTLD_LAZY);
if (libmono == NULL) {
fprintf (stderr, "Failed to load libmono%s-2.0.dylib: %s\n", use_sgen ? "sgen" : "", dlerror ());
exit_with_message ("This application requires the Mono framework.", argv[0]);
}
mono_main _mono_main = (mono_main) dlsym (libmono, "mono_main");
if (!_mono_main) {
fprintf (stderr, "Could not load mono_main(): %s\n", dlerror ());
exit_with_message ("Failed to load the Mono framework.", argv[0]);
}
mono_free _mono_free = (mono_free) dlsym (libmono, "mono_free");
if (!_mono_free) {
fprintf (stderr, "Could not load mono_free(): %s\n", dlerror ());
exit_with_message ("Failed to load the Mono framework.", argv[0]);
}
mono_get_runtime_build_info _mono_get_runtime_build_info = (mono_get_runtime_build_info) dlsym (libmono, "mono_get_runtime_build_info");
if (!_mono_get_runtime_build_info) {
fprintf (stderr, "Could not load mono_get_runtime_build_info(): %s\n", dlerror ());
exit_with_message ("Failed to load the Mono framework.", argv[0]);
}
char *mono_version = _mono_get_runtime_build_info ();
if (!check_mono_version (mono_version, [req_mono_version UTF8String]))
exit_with_message ("This application requires a newer version of the Mono framework.", argv[0]);
extra_argv = get_mono_env_options (&extra_argc);
const int injected = 2; /* --debug and exe path */
char **new_argv = (char **) malloc (sizeof (char *) * (argc + extra_argc + injected + 1));
int i, n = 0;
new_argv[n++] = argv[0];
for (i = 0; i < extra_argc; i++)
new_argv[n++] = extra_argv[i];
// enable --debug so that we can get useful stack traces
new_argv[n++] = "--debug";
new_argv[n++] = strdup ([exePath UTF8String]);
for (i = 1; i < argc; i++)
new_argv[n++] = argv[i];
new_argv[n] = NULL;
free (extra_argv);
[pool drain];
//clock_t end = clock();
//printf("%f seconds to start\n", (float)(end - start) / CLOCKS_PER_SEC);
return _mono_main (argc + extra_argc + injected, new_argv);
}
|