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expand tilde to HOME in config

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This commit is contained in:
z-jxy
2024-12-28 16:27:33 -05:00
committed by Mitchell Hashimoto
parent b68e9a10e0
commit f184258f0e
1 changed files with 27 additions and 0 deletions
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27
src/config/Config.zig
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@ -4363,6 +4363,33 @@ pub const RepeatablePath = struct {
var buf: [std.fs.max_path_bytes]u8 = undefined;
const abs = dir.realpath(path, &buf) catch |err| abs: {
if (err == error.FileNotFound) {
// Check if the path starts with a tilde and expand it to the home directory on linux/mac
if (path[0] == '~') {
const home_env_var = switch (builtin.os.tag) {
.linux, .macos => std.posix.getenv("HOME"),
.windows => null,
else => null,
};
if (home_env_var) |home_dir| {
const rest = path[1..]; // Skip the ~
const expanded_len = home_dir.len + rest.len;
if (expanded_len > buf.len) {
try diags.append(alloc, .{
.message = try std.fmt.allocPrintZ(
alloc,
"error resolving file path {s}: path too long after expanding home directory",
.{path},
),
});
self.value.items[i] = .{ .required = "" };
continue;
}
@memcpy(buf[0..home_dir.len], home_dir);
@memcpy(buf[home_dir.len..expanded_len], rest);
break :abs buf[0..expanded_len];
}
}
// The file doesn't exist. Try to resolve the relative path
// another way.
const resolved = try std.fs.path.resolve(alloc, &.{ base, path });