doxygen: Fix variable expansion for HTML documentation

[Michael Baeuerle <michael.baeuerle%stz-e.de@localhost>]

Module Name:	pkgsrc-wip
Committed By:	Michael Baeuerle <michael.baeuerle%stz-e.de@localhost>
Pushed By:	micha
Date:		Mon Jan 21 15:07:45 2019 +0100
Changeset:	e50921f2ce9b8c0185644df0cb075156bcc62553

Modified Files:
	doxygen/Makefile

Log Message:
doxygen: Fix variable expansion for HTML documentation

The changelog contains $PWD / $(PWD) / $(HOME), which are expanded
to paths of the build machine => Remove dollar signs.

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=e50921f2ce9b8c0185644df0cb075156bcc62553

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 doxygen/Makefile | 11 +++++++++++
 1 file changed, 11 insertions(+)

diffs:
diff --git a/doxygen/Makefile b/doxygen/Makefile
index 1ad19de0a2..f095392bba 100644
--- a/doxygen/Makefile
+++ b/doxygen/Makefile
@@ -39,6 +39,17 @@ SUBST_MESSAGE.epstopdf=	Fixing path to epstopdf
 SUBST_FILES.epstopdf=	src/diagram.cpp src/docparser.cpp src/msc.cpp
 SUBST_SED.epstopdf=	-e 's,"epstopdf","${PREFIX}/bin/epstopdf",g'
 
+# Fixing $PWD / $(PWD) / $(HOME) for documentation
+# The dollar sign should be inserted literally in the documentation
+# doxygen always inserted the path => Completely remove dollar sign
+SUBST_CLASSES+=		changelog
+SUBST_STAGE.changelog=	pre-configure
+SUBST_MESSAGE.changelog=Fixing dollar sign for documentation
+SUBST_FILES.changelog=	doc/changelog.doc
+SUBST_SED.changelog=	-e 's,$$PWD,PWD,g'
+SUBST_SED.changelog+=	-e 's,$$(PWD,(PWD,g'
+SUBST_SED.changelog+=	-e 's,$$(HOME,(HOME,g'
+
 .include "../../mk/bsd.prefs.mk"
 
 .if ${OPSYS} == "Darwin"