meson: gate pivot_root 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 d67fec2f36b4e3c713cbe6c1a895144621fdcd6b..8ce013a2091314f173ebc67c003c6ccd6d5c5252 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -2131,7 +2131,9 @@ if opt and not is_disabler(exe)
   bashcompletions += ['fallocate']
 endif
 
-opt = get_option('build-pivot_root').allowed()
+opt = get_option('build-pivot_root') \
+      .require(LINUX) \
+      .allowed()
 exe = executable(
   'pivot_root',
   pivot_root_sources,