-
Notifications
You must be signed in to change notification settings - Fork 65
/
client.c
288 lines (233 loc) · 7.36 KB
/
client.c
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
#include <sys/stat.h>
#include "pharovm/pharo.h"
#include "pharovm/pharoClient.h"
#include "pharovm/fileDialog.h"
#include "pharovm/pathUtilities.h"
extern void setMaxStacksToPrint(sqInt anInteger);
extern sqInt setMaxOldSpaceSize(usqInt limit);
extern void setDesiredCogCodeSize(sqInt anInteger);
extern sqInt setDesiredEdenBytes(usqLong bytes);
extern void setMinimalPermSpaceSize(sqInt min);
#if defined(__GNUC__) && ( defined(i386) || defined(__i386) || defined(__i386__) \
|| defined(i486) || defined(__i486) || defined (__i486__) \
|| defined(intel) || defined(x86) || defined(i86pc) )
static void fldcw(unsigned int cw)
{
__asm__("fldcw %0" :: "m"(cw));
}
#else
# define fldcw(cw)
#endif
#if defined(__GNUC__) && ( defined(ppc) || defined(__ppc) || defined(__ppc__) \
|| defined(POWERPC) || defined(__POWERPC) || defined (__POWERPC__) )
void mtfsfi(unsigned long long fpscr)
{
__asm__("lfd f0, %0" :: "m"(fpscr));
__asm__("mtfsf 0xff, f0");
}
#else
# define mtfsfi(fpscr)
#endif
static int loadPharoImage(const char* fileName);
static void* runVMThread(void* p);
static int runOnMainThread(VMParameters *parameters);
#ifdef PHARO_VM_IN_WORKER_THREAD
static int runOnWorkerThread(VMParameters *parameters);
#endif
EXPORT(sqInt) runMainThreadWorker();
EXPORT(int) vmRunOnWorkerThread = 0;
//TODO: All this should be concentrated in an unique vm parameters structure.
EXPORT(int)
isVMRunOnWorkerThread(void)
{
return vmRunOnWorkerThread;
}
EXPORT(int) vm_init(VMParameters* parameters)
{
initGlobalStructure();
//Unix Initialization specific
fldcw(0x12bf); /* signed infinity, round to nearest, REAL8, disable intrs, disable signals */
mtfsfi(0); /* disable signals, IEEE mode, round to nearest */
ioInitTime();
#ifdef PHARO_VM_IN_WORKER_THREAD
ioVMThread = ioCurrentOSThread();
#endif
ioInitExternalSemaphores();
setMaxStacksToPrint(parameters->maxStackFramesToPrint);
setMaxOldSpaceSize(parameters->maxOldSpaceSize);
setDesiredEdenBytes(parameters->edenSize);
setMinimalPermSpaceSize(parameters->minPermSpaceSize);
if(parameters->maxCodeSize > 0) {
#ifndef COGVM
logError("StackVM does not accept maxCodeSize");
#else
logInfo("Setting codeSize to: %ld", parameters->maxCodeSize);
setDesiredCogCodeSize(parameters->maxCodeSize);
#endif
}
aioInit();
setPharoCommandLineParameters(parameters->vmParameters.parameters, parameters->vmParameters.count,
parameters->imageParameters.parameters, parameters->imageParameters.count);
return loadPharoImage(parameters->imageFileName);
}
EXPORT(void)
vm_run_interpreter()
{
interpret();
}
EXPORT(int)
vm_main_with_parameters(VMParameters *parameters)
{
// HACK: In some cases we need to add an explicit --interactive option to the image.
VMErrorCode error = vm_parameters_ensure_interactive_image_parameter(parameters);
if (error) {
return 1;
}
if(parameters->isDefaultImage && !parameters->defaultImageFound){
////logError("No image has been specified, and no default image has been found.\n");
vm_printUsageTo(stdout);
return 0;
}
installErrorHandlers();
setProcessArguments(parameters->processArgc, parameters->processArgv);
setProcessEnvironmentVector(parameters->environmentVector);
logInfo("Opening Image: %s\n", parameters->imageFileName);
//This initialization is required because it makes awful, awful, awful code to calculate
//the location of the machine code.
//Luckily, it can be cached.
osCogStackPageHeadroom();
// Retrieve the working directory.
char *workingDirectoryBuffer = (char*)calloc(1, FILENAME_MAX+1);
if(!workingDirectoryBuffer)
{
logErrorFromErrno("Out of memory.\n");
return 1;
}
error = vm_path_get_current_working_dir_into(workingDirectoryBuffer, FILENAME_MAX+1);
if(error)
{
logError("Failed to obtain the current working directory: %s\n", vm_error_code_to_string(error));
return 1;
}
logDebug("Working Directory %s", workingDirectoryBuffer);
LOG_SIZEOF(int);
LOG_SIZEOF(long);
LOG_SIZEOF(long long);
LOG_SIZEOF(void*);
LOG_SIZEOF(sqInt);
LOG_SIZEOF(sqLong);
LOG_SIZEOF(float);
LOG_SIZEOF(double);
#ifdef PHARO_VM_IN_WORKER_THREAD
vmRunOnWorkerThread = parameters->isWorker;
return vmRunOnWorkerThread
? runOnWorkerThread(parameters)
: runOnMainThread(parameters);
#else
return runOnMainThread(parameters);
#endif
}
EXPORT(int)
vm_main(int argc, const char** argv, const char** env)
{
VMParameters parameters;
vm_parameters_init(¶meters);
parameters.environmentVector = env;
parameters.processArgc = argc;
parameters.processArgv = argv;
// Did we succeed on parsing the parameters?
VMErrorCode error = vm_parameters_parse(argc, argv, ¶meters);
if(error)
{
if(error == VM_ERROR_EXIT_WITH_SUCCESS) return 0;
return 1;
}
// Do we need to select an image file interactively?
if(parameters.isInteractiveSession && parameters.isDefaultImage && !parameters.defaultImageFound &&
!vm_file_dialog_is_nop())
{
VMFileDialog fileDialog;
fileDialog.title = "Select Pharo Image to Open";
fileDialog.message = "Choose an image file to execute";
fileDialog.filterDescription = "Pharo Images (*.image)";
fileDialog.filterExtension = ".image";
fileDialog.defaultFileNameAndPath = DEFAULT_IMAGE_NAME;
error = vm_file_dialog_run_modal_open(&fileDialog);
if(!fileDialog.succeeded)
{
vm_file_dialog_destroy(&fileDialog);
return 0;
}
parameters.imageFileName = strdup(fileDialog.selectedFileName);
parameters.isDefaultImage = false;
vm_file_dialog_destroy(&fileDialog);
}
int exitCode = vm_main_with_parameters(¶meters);
vm_parameters_destroy(¶meters);
return exitCode;
}
static int
loadPharoImage(const char* fileName)
{
struct stat sb;
/* Check image exists */
if (!sqImageFileExists(fileName)) {
logErrorFromErrno("Image file not found");
return false;
}
readImageNamed(fileName);
char* fullImageName = alloca(FILENAME_MAX);
fullImageName = getFullPath(fileName, fullImageName, FILENAME_MAX);
setImageName(fullImageName);
return 1;
}
static void*
runVMThread(void* p)
{
VMParameters *parameters = (VMParameters*)p;
if(!vm_init(parameters))
{
logError("Error opening image file: %s\n", parameters->imageFileName);
return (void*)-1;
}
//setFlagVMRunOnWorkerThread(flagVMRunOnWorkerThread);
registerCurrentThreadToHandleExceptions();
vm_run_interpreter();
return NULL;
}
static int
runOnMainThread(VMParameters *parameters)
{
logDebug("Running VM on main thread\n");
runVMThread((void *)parameters);
return 0;
}
#ifdef PHARO_VM_IN_WORKER_THREAD
static int
runOnWorkerThread(VMParameters *parameters)
{
pthread_attr_t tattr;
pthread_t thread_id;
size_t size;
logDebug("Running VM on worker thread\n");
/*
* I have to get the attributes of the main thread
* to get the max stack size.
* We need to set this value to the newly created thread,
* as the created threads does not auto-grow.
*/
pthread_attr_init(&tattr);
pthread_attr_getstacksize(&tattr, &size);
logDebug("Stack size: %ld\n", size);
if(pthread_attr_setstacksize(&tattr, size * 4)){
perror("Setting thread stack size");
exit(-1);
}
if(pthread_create(&thread_id, &tattr, runVMThread, parameters)){
perror("Spawning the VM thread");
exit(-1);
}
pthread_detach(thread_id);
return runMainThreadWorker();
}
#endif // PHARO_VM_IN_WORKER_THREAD