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| author | ptitSeb <sebastien.chev@gmail.com> | 2024-11-27 16:04:05 +0100 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2024-11-27 16:05:22 +0100 |
| commit | 38ee050a093cbc70c49510a2105eb3375d4444f5 (patch) | |
| tree | 0bdfd8ef5067c0ab5b5ed84d8456512dfd4e0c85 /src | |
| parent | 1ee4959c050a3206322c7ead876a883d598f99f3 (diff) | |
| download | box64-38ee050a093cbc70c49510a2105eb3375d4444f5.tar.gz box64-38ee050a093cbc70c49510a2105eb3375d4444f5.zip | |
[BOX32] Added 32bits syscall 2
Diffstat (limited to 'src')
| -rw-r--r-- | src/emu/x86syscall_32.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/emu/x86syscall_32.c b/src/emu/x86syscall_32.c index ce2431e8..439a9355 100644 --- a/src/emu/x86syscall_32.c +++ b/src/emu/x86syscall_32.c @@ -47,7 +47,9 @@ typedef struct scwrap_s { } scwrap_t; static const scwrap_t syscallwrap[] = { - //{ 2, __NR_fork, 1 }, + #ifdef __NR_fork + { 2, __NR_fork, 1 }, + #endif //{ 3, __NR_read, 3 }, // wrapped so SA_RESTART can be handled by libc //{ 4, __NR_write, 3 }, // same //{ 5, __NR_open, 3 }, // flags need transformation @@ -290,6 +292,13 @@ void EXPORT x86Syscall(x64emu_t *emu) //R_EAX = syscall(__NR_exit, R_EBX); // the syscall should exit only current thread R_EAX = R_EBX; // faking the syscall here, we don't want to really terminate the thread now break; + #ifndef __NR_fork + case 2: + S_EAX = fork(); + if(S_EAX==-1) + S_EAX = -errno; + break; + #endif case 3: // sys_read S_EAX = to_long(my32_read((int)R_EBX, from_ptrv(R_ECX), from_ulong(R_EDX))); break; @@ -443,6 +452,10 @@ uint32_t EXPORT my32_syscall(x64emu_t *emu, ptr_t* b) case 1: // __NR_exit emu->quit = 1; return u32(4); // faking the syscall here, we don't want to really terminate the program now + #ifndef __NR_fork + case 2: + return fork(); + #endif case 3: // sys_read return (uint32_t)to_long(my32_read(i32(4), p(8), u32(12))); case 4: // sys_write |