| /contrib/sdk/sources/libsync/m_lock_timeout.asm |
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| 0,0 → 1,68 |
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| format MS COFF |
| use32 |
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| MUTEX.lock equ 0 |
| MUTEX.handle equ 4 |
| |
| section '.text' align 16 code readable executable |
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| @mutex_lock_timeout@8 |
| push esi |
| mov esi, edx |
| push ebx |
| mov edx, 1 |
| lock xadd [ecx+MUTEX.lock], edx |
| mov eax, 1 |
| test edx, edx |
| jnz .slow |
| .ok: |
| pop ebx |
| pop esi |
| retn |
| align 4 |
| .slow: |
| mov edx, 2 |
| xchg edx, [ecx+MUTEX.lock] |
| xor eax, eax |
| test edx, edx |
| jz .ok |
| |
| mov edx, 2 |
| mov ecx, [ecx+MUTEX.handle] |
| mov al, 77 |
| mov ebx, edx |
| int 0x40 |
| add eax, 1 |
| pop ebx |
| pop esi |
| ret |
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