From 341fd49b42855e5b197ecfd98bafc66e65eccfa8 Mon Sep 17 00:00:00 2001
From: ng0 <ng0@n0.is>
Date: Mon, 14 Oct 2019 12:10:35 +0000
Subject: 'make pretty' rule using uncrustify, detect uncrustify in configure
 script.

closes #5904
---
 Makefile.am  | 5 +++++
 configure.ac | 9 +++++++++
 2 files changed, 14 insertions(+)

diff --git a/Makefile.am b/Makefile.am
index d69dd3a82..f2b48b358 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -38,3 +38,8 @@ docdir = $(datadir)/doc/gnunet/
 doc_DATA = COPYING README
 
 ACLOCAL_AMFLAGS = -I m4
+
+if HAVE_UNCRUSTIFY
+pretty:
+	find $(top_srcdir) -type f ! -path '*/.*' ! -path '*/_*' -name '*.c' -name '*.h' -print0 | xargs -0 uncrustify -c $(top_srcdir) --replace --no-backup 2>&1 || true
+endif
diff --git a/configure.ac b/configure.ac
index 7af7e83df..e486a893d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -313,6 +313,15 @@ AS_IF([test x"$VAR_UPNPC_BINARY" != x"false"],
   [AC_DEFINE_UNQUOTED([UPNPC], "$VAR_UPNPC_BINARY", [Path to upnpc binary])],
   [AC_MSG_WARN([warning: 'upnpc' binary not found.])])
 
+
+# uncrustify
+AC_PATH_TARGET_TOOL(VAR_UNCRUSTIFY_BINARY, uncrustify, false)
+
+AS_IF([test x"$VAR_UNCRUSTIFY_BINARY" != x"false"],
+  [AC_DEFINE_UNQUOTED([HAVE_UNCRUSTIFY], "$VAR_UNCRUSTIFY_BINARY", [Path to uncrustify binary])],
+  [AC_MSG_WARN([warning: 'uncrustify' binary not found.])])
+
+
 AC_CHECK_MEMBER(struct tm.tm_gmtoff,
   [AC_DEFINE(HAVE_TM_GMTOFF, 1,
      [Define if struct tm has the tm_gmtoff member.])],
-- 
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