[gvfs] build: Simplify man file building

[Ondrej Holy <oholy src gnome org>]

commit 1f007245368921fb7374eb762c3325a0595faaa2
Author: Iñigo Martínez <inigomartinez gmail com>
Date:   Tue Dec 18 09:23:50 2018 +0100

    build: Simplify man file building
    
    man file building has been simplified by taking advantage of meson
    arrays and generators placeholders.

 man/meson.build | 30 ++++++++----------------------
 1 file changed, 8 insertions(+), 22 deletions(-)
---
diff --git a/man/meson.build b/man/meson.build
index 063920a8..a333194a 100644
--- a/man/meson.build
+++ b/man/meson.build
@@ -15,33 +15,19 @@ xsltproc_cmd = [
 ]
 
 mans = [
-  'gvfsd',
-  'gvfsd-fuse',
-  'gvfsd-metadata',
+  ['gvfs', '7'],
+  ['gvfsd', '1'],
+  ['gvfsd-fuse', '1'],
+  ['gvfsd-metadata', '1'],
 ]
 
 foreach man: mans
-  xml = man + '.xml'
-  output = man + '.1'
-
   custom_target(
-    output,
-    input: xml,
-    output: output,
+    man[0] + man[1],
+    input: man[0] + '.xml',
+    output: '@BASENAME@.' + man[1],
     command: xsltproc_cmd,
     install: true,
-    install_dir: gvfs_mandir / 'man1',
+    install_dir: gvfs_mandir / ('man' + man[1]),
   )
 endforeach
-
-man = 'gvfs'
-output = man + '.7'
-
-custom_target(
-  output,
-  input: man + '.xml',
-  output: output,
-  command: xsltproc_cmd,
-  install: true,
-  install_dir: gvfs_mandir / 'man7',
-)