daniel/MontaukOS
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fix: inherit process environment and untrack libc objects

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daniel committed 2026-08-11 13:08:40 +02:00
1 parent 0a91131cb0
commit 3ef98a9fd5
26 files changed
+254 -36
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kernel/src/Api/Syscall.cpp
+17
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@@ -149,8 +149,25 @@ namespace montauk::abi {
if (frame->arg2 != 0 && !UserMemory::String(frame->arg2, kMaxArgsBytes)) return -1;
return (int64_t)Sys_Spawn((const char*)frame->arg1,
UserMemory::IsUserPtr(frame->arg2) ? (const char*)frame->arg2 : nullptr);
case SYS_SPAWN_ENV:
if (!UserMemory::String(frame->arg1, kMaxPathBytes)) return -1;
if (frame->arg2 != 0 && !UserMemory::String(frame->arg2, kMaxArgsBytes)) return -1;
if (frame->arg3 == 0 || frame->arg4 == 0 ||
frame->arg4 > Sched::Process::EnvironmentBytes ||
!UserMemory::Range(frame->arg3, frame->arg4, false) ||
((const char*)frame->arg3)[frame->arg4 - 1] != '\0') return -1;
return (int64_t)Sys_Spawn((const char*)frame->arg1,
UserMemory::IsUserPtr(frame->arg2) ? (const char*)frame->arg2 : nullptr,
(const char*)frame->arg3, (uint32_t)frame->arg4);
case SYS_WAITPID:
return Sys_WaitPid((int)frame->arg1);
case SYS_GETENVIRON:
if (!UserMemory::Range(frame->arg1, frame->arg2, true)) return -1;
return Sys_GetEnviron((char*)frame->arg1, frame->arg2);
case SYS_SETENVIRON:
if (frame->arg2 == 0 || frame->arg2 > Sched::Process::EnvironmentBytes ||
!UserMemory::Range(frame->arg1, frame->arg2, false)) return -1;
return Sys_SetEnviron((const char*)frame->arg1, frame->arg2);
case SYS_FBINFO:
if (!UserMemory::Writable<FbInfo>(frame->arg1)) return -1;
Sys_FbInfo((FbInfo*)frame->arg1);