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Fix fallback UID range + add error if UID range not found

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Signed-off-by: AnErrupTion <anerruption@disroot.org>
This commit is contained in:
AnErrupTion
2025-11-30 23:36:47 +01:00
parent e29bda3250
commit c2b3d794e8
2 changed files with 7 additions and 2 deletions
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5
src/interop.zig
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@@ -171,17 +171,22 @@ fn PlatformStruct() type {
var iterator = std.mem.splitScalar(u8, login_defs_buffer, '\n');
var uid_range = UidRange{};
var nameFound = false;
while (iterator.next()) |line| {
const trimmed_line = std.mem.trim(u8, line, " \n\r\t");
if (std.mem.startsWith(u8, trimmed_line, "UID_MIN")) {
uid_range.uid_min = try parseValue(std.posix.uid_t, "UID_MIN", trimmed_line);
nameFound = true;
} else if (std.mem.startsWith(u8, trimmed_line, "UID_MAX")) {
uid_range.uid_max = try parseValue(std.posix.uid_t, "UID_MAX", trimmed_line);
nameFound = true;
}
}
if (!nameFound) return error.UidNameNotFound;
// This code assumes the OS has a login.defs file with UID_MIN
// and UID_MAX values defined in it, which should be the case
// for most systemd-based Linux distributions out there.