From 5a54c5bb1c9609b7bffe6b3e05f934030e4e990e Mon Sep 17 00:00:00 2001
From: Jens Georg <mail@jensge.org>
Date: Sat, 26 Dec 2020 18:40:51 +0100
Subject: build: Add man_pages build options

Check if xsltproc runs succesfully and fail otherwise

Fixes #192
---
 doc/man/meson.build | 98 ++++++++++++++++++++++++++++++++---------------------
 1 file changed, 59 insertions(+), 39 deletions(-)

(limited to 'doc/man')

diff --git a/doc/man/meson.build b/doc/man/meson.build
index ef3fcfbf..4c92eab2 100644
--- a/doc/man/meson.build
+++ b/doc/man/meson.build
@@ -1,43 +1,63 @@
 xsltproc = find_program('xsltproc', required: false)
 
 if xsltproc.found()
-  xlstproc_flags = [
-    '--nonet',
-    '--stringparam', 'man.output.quietly', '1',
-    '--stringparam', 'funcsynopsis.style', 'ansi',
-    '--stringparam', 'man.authors.section.enabled', '1',
-    '--stringparam', 'man.copyright.section.enabled', '1',
-  ]
-
-  xsltproc_args = [
-    xsltproc,
-    xlstproc_flags,
-    '-o', '@OUTPUT@',
-    'http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl',
-    '@INPUT@',
-  ]
-
-  man_input_files = [
-    'rygel.xml',
-    'rygel.conf.xml'
-  ]
-
-  man_output_files = [
-    'rygel.1',
-    'rygel.conf.5'
-  ]
-
-  custom_target('man 1 pages',
-                input: 'rygel.xml',
-                output: 'rygel.1',
-                command: xsltproc_args,
-                install: true,
-                install_dir: join_paths(get_option('mandir'), 'man1'))
-
-  custom_target('man 5 pages',
-                input: 'rygel.conf.xml',
-                output: 'rygel.conf.5',
-                command: xsltproc_args,
-                install: true,
-                install_dir: join_paths(get_option('mandir'), 'man5'))
+    stylesheet = 'http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl'
+
+    xlstproc_flags = [
+        '--nonet',
+        '--stringparam', 'man.output.quietly', '1',
+        '--stringparam', 'funcsynopsis.style', 'ansi',
+        '--stringparam', 'man.authors.section.enabled', '1',
+        '--stringparam', 'man.copyright.section.enabled', '1',
+    ]
+
+    xsltproc_args = [
+        xsltproc,
+        xlstproc_flags,
+        '-o', '@OUTPUT@',
+        stylesheet,
+        '@INPUT@',
+    ]
+
+    man_input_files = [
+        'rygel.xml',
+        'rygel.conf.xml'
+    ]
+
+    man_output_files = [
+        'rygel.1',
+        'rygel.conf.5'
+    ]
+
+    r = run_command(
+        [
+            xsltproc,
+            xlstproc_flags,
+            '-o', '/dev/null',
+            stylesheet,
+            'rygel.xml'
+        ]
+    )
+
+    if (r.returncode() == 0)
+        custom_target(
+            'man 1 pages',
+            input: 'rygel.xml',
+            output: 'rygel.1',
+            command: xsltproc_args,
+            install: true,
+            install_dir: join_paths(get_option('mandir'), 'man1')
+        )
+
+        custom_target(
+            'man 5 pages',
+            input: 'rygel.conf.xml',
+            output: 'rygel.conf.5',
+            command: xsltproc_args,
+            install: true,
+            install_dir: join_paths(get_option('mandir'), 'man5')
+        )
+    else
+        error('Cannot bulid man pages, failed to run xsltproc')
+    endif
 endif
-- 
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