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os/xdg: Add LOCALAPPDATA as a fallback for XDG_CONFIG_HOME on Windows

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This commit is contained in:
Krzysztof Wolicki
2023-11-13 02:05:29 +01:00
parent 8d0404066f
commit 0822e99a56
1 changed files with 9 additions and 1 deletions
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8
src/os/xdg.zig
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@ -22,16 +22,24 @@ pub const Options = struct {
pub fn config(alloc: Allocator, opts: Options) ![]u8 {
// First check the env var. On Windows we have to allocate so this tracks
// both whether we have the env var and whether we own it.
// on Windows we treat `LOCALAPPDATA` as a fallback for `XDG_CONFIG_HOME`
const env_, const owned = switch (builtin.os.tag) {
else => .{ std.os.getenv("XDG_CONFIG_HOME"), false },
.windows => windows: {
if (std.process.getEnvVarOwned(alloc, "XDG_CONFIG_HOME")) |env| {
break :windows .{ env, true };
} else |err| switch (err) {
error.EnvironmentVariableNotFound => {
if (std.process.getEnvVarOwned(alloc, "LOCALAPPDATA")) |env| {
break :windows .{ env, true };
} else |err2| switch (err2) {
error.EnvironmentVariableNotFound => break :windows .{ null, false },
else => return err,
}
},
else => return err,
}
},
};
defer if (owned) if (env_) |v| alloc.free(v);