meson: use meson feed feature for scdoc input

Removes the need for a shell dependency.

CHANGELOG.md

@@ -53,6 +53,7 @@
 
 ### Changed
 
+* Minimum required meson version is now 0.59 ([#1371][1371]).
 * Kitty keyboard protocol: F3 is now encoded as `CSI 13~` instead of
   `CSI R`. The kitty keyboard protocol originally allowed F3 to be
   encoded as `CSI R`, but this was removed from the specification
@@ -65,6 +66,7 @@
   background color is the **default** background color)
   ([#1360][1360]).
 
+[1371]: https://codeberg.org/dnkl/foot/pulls/1371
 [1360]: https://codeberg.org/dnkl/foot/issues/1360
 
 

doc/meson.build

@@ -1,5 +1,3 @@
-sh = find_program('sh', native: true)
-
 scdoc_prog = find_program(scdoc.get_variable('scdoc'), native: true)
 
 if utmp_backend != 'none'
@@ -43,8 +41,9 @@ foreach man_src : [{'name': 'foot', 'section' : 1},
     out,
     output: out,
     input: preprocessed,
-    command: [sh, '-c', '@0@ < @INPUT@'.format(scdoc_prog.full_path())],
+    command: scdoc_prog.full_path(),
     capture: true,
+    feed: true,
     install: true,
     install_dir: join_paths(get_option('mandir'), 'man@0@'.format(section)))
 endforeach

meson.build

@@ -1,7 +1,7 @@
 project('foot', 'c',
         version: '1.14.0',
         license: 'MIT',
-        meson_version: '>=0.58.0',
+        meson_version: '>=0.59.0',
         default_options: [
           'c_std=c11',
           'warning_level=1',