From: Pietro Cerutti <gahr@gahr.ch>
Date: Thu, 19 Oct 2017 12:28:00 +0000 (+0000)
Subject: Use host compiler to build the documentation
X-Git-Tag: neomutt-20171027~22
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1964f3990f8dc965296e85fd4fe3a1fa6b22be70;p=neomutt

Use host compiler to build the documentation

Issue #870
---

diff --git a/Makefile.autosetup b/Makefile.autosetup
index 9fc445ece..e25eaab13 100644
--- a/Makefile.autosetup
+++ b/Makefile.autosetup
@@ -7,6 +7,7 @@ PACKAGE_VERSION=@PACKAGE_VERSION@
 PWD=		@PWD@
 AR=		@AR@
 CC=		@CC@
+CC_FOR_BUILD=	@CC_FOR_BUILD@
 CPP=		@CPP@
 CFLAGS=		@CPPFLAGS@ @CFLAGS@ -I. -I@top_srcdir@ -Wall $(EXTRA_CFLAGS)
 LDFLAGS=	@LDFLAGS@ $(EXTRA_LDFLAGS)
diff --git a/auto.def b/auto.def
index 39db97c95..74e8ffc3d 100644
--- a/auto.def
+++ b/auto.def
@@ -838,6 +838,7 @@ set str_rep {
 # Use ccache - don't do it earlier than here
 if {[get-define CCACHE] ne {none}} {
   define CC "[get-define CCACHE] [get-define CC]"
+  define CC_FOR_BUILD "[get-define CCACHE] [get-define CC_FOR_BUILD]"
 }
 
 ###############################################################################
diff --git a/doc/Makefile.autosetup b/doc/Makefile.autosetup
index 93b8b8f74..8d63c0133 100644
--- a/doc/Makefile.autosetup
+++ b/doc/Makefile.autosetup
@@ -1,4 +1,7 @@
-MAKEDOC_CPP = $(CPP) $(CPPFLAGS) -D_MAKEDOC -C -I.
+MAKEDOC_CPP = $(CC_FOR_BUILD) $(CPPFLAGS) -D_MAKEDOC -E -C -I.
+
+doc/makedoc$(EXEEXT): doc/makedoc.c
+	$(CC_FOR_BUILD) $(CPPFLAGS) $(CFLAGS) -o $@ doc/makedoc.c
 
 doc/neomuttrc: $(SRCDIR)/init.h doc/makedoc$(EXEEXT) $(SRCDIR)/doc/neomuttrc.head
 	sed -e 's,@docdir@,$(docdir),' $(SRCDIR)/doc/neomuttrc.head \