meson: gate utmpdump on LINUX

This tool uses Linux-specific API, encode this in the build system.

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>

diff --git a/meson.build b/meson.build
index 14d9e36d2a6e1005df8d87c89acdf97cb2770f11..c16310b5eb35888053fdfe0a91194ecd9ce06d2a 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -1147,7 +1147,9 @@ if opt and not is_disabler(exe)
   manadocs += nologin_manadocs
 endif
 
-opt = get_option('build-utmpdump').allowed()
+opt = get_option('build-utmpdump') \
+      .require(LINUX) \
+      .allowed()
 exe = executable(
   'utmpdump',
   'login-utils/utmpdump.c',