[gnome-terminal] build: Validate appdata file

[Christian Persch <chpe src gnome org>]

commit 7ca5feee1a7c72aaad66d07c63ded6b31e363e14
Author: Christian Persch <chpe gnome org>
Date:   Mon Feb 24 23:29:36 2014 +0100

    build: Validate appdata file
    
    Add make target to validate appdata file. Not added to make check yet
    since appdata-validate throws an invalid error on our appdata file.

 Makefile.am  |    6 ++++++
 configure.ac |    6 ++++++
 2 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index b145b0f..4859606 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -29,6 +29,12 @@ appdata_in_files = gnome-terminal.appdata.xml.in
 nodist_appdata_DATA = $(appdata_in_files:.xml.in=.xml)
 @INTLTOOL_XML_RULE@
 
+APPDATA_VALIDATE_FLAGS = --nonet
+appdata-validate: $(nodist_appdata_DATA)
+       for f in $^; do \
+               $(APPDATA_VALIDATE) $(APPDATA_VALIDATE_FLAGS) $$f; \
+       done
+
 check-local: desktop-file-validate
 
 EXTRA_DIST =                   \
diff --git a/configure.ac b/configure.ac
index 386c814..90ebc77 100644
--- a/configure.ac
+++ b/configure.ac
@@ -167,6 +167,12 @@ if test -z "$DESKTOP_FILE_VALIDATE"; then
   AC_MSG_ERROR([desktop-file-validate not found])
 fi
 
+AC_ARG_VAR([APPDATA_VALIDATE],[the appdata-validate programme])
+AC_PATH_PROG([APPDATA_VALIDATE],[appdata-validate],[])
+if test -z "$APPDATA_VALIDATE"; then
+  AC_MSG_ERROR([appdata-validate not found])
+fi
+
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