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std: impl process.totalSystemMemory for netbsd

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This commit is contained in:
Michael Dusan
2026-01-25 13:03:22 -05:00
parent 8709f53d44
commit f186809caf
1 changed files with 6 additions and 3 deletions
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lib/std/process.zig
+6 -3
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@@ -558,14 +558,17 @@ pub fn totalSystemMemory() TotalSystemMemoryError!u64 {
// Promote to u64 to avoid overflow on systems where info.totalram is a 32-bit usize
return @as(u64, info.totalram) * info.mem_unit;
},
.freebsd => {
.dragonfly, .freebsd, .netbsd => {
const name = if (native_os == .netbsd) "hw.physmem64" else "hw.physmem";
var physmem: c_ulong = undefined;
var len: usize = @sizeOf(c_ulong);
posix.sysctlbynameZ("hw.physmem", &physmem, &len, null, 0) catch |err| switch (err) {
posix.sysctlbynameZ(name, &physmem, &len, null, 0) catch |err| switch (err) {
error.PermissionDenied => unreachable, // only when setting values,
error.SystemResources => unreachable, // memory already on the stack
error.UnknownName => unreachable,
else => return error.UnknownTotalSystemMemory,
};
return @as(u64, @intCast(physmem));
return @intCast(physmem);
},
// whole Darwin family
.driverkit, .ios, .maccatalyst, .macos, .tvos, .visionos, .watchos => {