Rev 5198 | Rev 6074 | Go to most recent revision | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 5198 | Rev 6068 | ||
|---|---|---|---|
| Line -... | Line 1... | ||
| - | 1 | /* |
|
| - | 2 | * crtdll.c |
|
| - | 3 | * This file has no copyright assigned and is placed in the Public Domain. |
|
| - | 4 | * This file is a part of the mingw-runtime package. |
|
| - | 5 | * No warranty is given; refer to the file DISCLAIMER within the package. |
|
| - | 6 | * |
|
| - | 7 | * Source code for the shared libc startup proceedures. This code is compiled |
|
| - | 8 | * to make libc.dll, which should be located in the library path. |
|
| - | 9 | * |
|
| - | 10 | */ |
|
| Line 1... | Line 11... | ||
| 1 | #include <_ansi.h> |
11 | |
| 2 | #include |
12 | #include <_ansi.h> |
| 3 | #include |
13 | #include |
| 4 | #include |
14 | #include |
| Line 36... | Line 46... | ||
| 36 | int __appenv_size; |
46 | char* __appenv; |
| 37 | 47 | int __appenv_size; |
|
| Line 38... | Line 48... | ||
| 38 | extern char _tls_map[128]; |
48 | |
| Line 39... | Line -... | ||
| 39 | - | ||
| 40 | void __attribute__((noreturn)) |
- | |
| 41 | __thread_startup (int (*entry)(void*), void *param, |
- | |
| 42 | void *stacklow, void *stackhigh) |
- | |
| 43 | { |
- | |
| 44 | int retval; |
- | |
| 45 | - | ||
| 46 | // asm volatile ( "xchgw %bx, %bx"); |
- | |
| 47 | - | ||
| 48 | __asm__ __volatile__( // save stack limits |
- | |
| 49 | "movl %0, %%fs:8 \n\t" // use TLS |
- | |
| 50 | "movl %1, %%fs:12 \n\t" |
- | |
| 51 | ::"r"(stacklow), "r"(stackhigh)); |
- | |
| 52 | - | ||
| 53 | init_reent(); // initialize thread reentry structure |
- | |
| 54 | - | ||
| 55 | retval = entry(param); // call user thread function |
- | |
| 56 | - | ||
| 57 | _exit(retval); |
- | |
| 58 | }; |
- | |
| 59 | 49 | extern char _tls_map[128]; |
|
| 60 | char * __libc_getenv(const char *name) |
50 | |
| 61 | { |
51 | char * __libc_getenv(const char *name) |
| 62 | return NULL; |
52 | { |
| Line 190... | Line 180... | ||
| 190 | memset(_tls_map, 0xFF, 32*4); |
180 | |
| 191 | _tls_map[0] = 0xE0; |
181 | memset(_tls_map, 0xFF, 32*4); |
| 192 | init_reent(); |
182 | _tls_map[0] = 0xE0; |
| 193 | init_stdio(); |
183 | init_reent(); |
| - | 184 | init_stdio(); |
|
| Line 194... | Line 185... | ||
| 194 | 185 | __do_global_ctors(); |
|
| Line 195... | Line 186... | ||
| 195 | // __appenv = load_file("/sys/system.env", &__appenv_size); |
186 | |
| Line 219... | Line 210... | ||
| 219 | done: |
210 | retval = header->main(argc, argv, NULL); |
| 220 | exit (retval); |
211 | done: |
| 221 | } |
212 | exit (retval); |
| 222 | 213 | } |
|
| Line 223... | Line -... | ||
| 223 | - | ||