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From 4320b1d82da1bfe1519800ae3ac35b6b59a9da56 Mon Sep 17 00:00:00 2001
From: Thomas Loimer <thomas.loimer@tuwien.ac.at>
Date: Fri, 8 Sep 2023 18:43:00 +0200
Subject: [PATCH 2/3] Use pkg-config to set fontconfig CFLAGS and LIBS
---
configure.ac | 16 +++++++++++++---
src/Makefile.am | 8 +++-----
tests/Makefile.am | 4 ++--
3 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/configure.ac b/configure.ac
index 47452c5..3113db8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -81,11 +81,23 @@ AC_PROG_SED
AM_PROG_AR
# Search for pkg-config and set PKG_CONFIG to the path found, else empty.
-# PKG_PROG_PKG_CONFIG
+PKG_PROG_PKG_CONFIG
# On debian, pkg-config does not find xaw3d. On archlinux, pkg-config
# --libs xaw3d yields -lXaw3d -lXmu -lXt -lX11 -- but -lXmu is not
# strictly necessary. Use hard-coded paths instead of pkg-config.
+# First try pkg-config, as a side-effect this might set flags that are
+# useful later, e.g., for libpng.
+dnl Under archlinux, PKG_CHECK_MODULES(FT, fontconfig) would write during
+dnl ./configure "checking for FT...", under debian the line is
+dnl "checking for fontconfig...". Stay on the comprehensible side.
+AS_IF([test "x$PKG_CONFIG" != x],
+ [PKG_CHECK_MODULES([fontconfig], [fontconfig])],
+ [fontconfig_CFLAGS='-I$(oldincludedir)/freetype2 '
+ AC_SEARCH_LIBS([FcInit], [fontconfig])])
+AC_SUBST([fontconfig_CFLAGS])
+AC_SUBST([fontconfig_LIBS])
+
dnl Not useful for packagers.
dnl AC_CHECK_PROG(XDG_ICON, [xdg-icon-resource], [xdg-icon-resource])
dnl AC_CHECK_PROG(XDG_MENU, [xdg-desktop-menu], [xdg-desktop-menu])
@@ -93,8 +105,6 @@ dnl AC_CHECK_PROG(XDG_MENU, [xdg-desktop-menu], [xdg-desktop-menu])
# Checks for libraries.
AC_SEARCH_LIBS([pow], [m])dnl
-dnl AC_SEARCH_LIBS([deflate], [z]) # libz is not needed.
-AC_SEARCH_LIBS([FcInit], [fontconfig])
# Checks for header files.
diff --git a/src/Makefile.am b/src/Makefile.am
index 3cbd5ee..73d5132 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -23,13 +23,11 @@
# "`u' modifier ignored since `D' is the default...".
ARFLAGS = cr
-# Xft #includes <ft2build.h>, not <freetype2/ft2build.h>, hence freetype2
-# must be put into the search path.
-
-AM_CPPFLAGS = -I$(oldincludedir)/freetype2 $(XCPPFLAGS) -DNDEBUG -DXFIGLIBDIR="\"$(compkeydbdir)\"" \
+AM_CPPFLAGS = $(fontconfig_CFLAGS) $(XCPPFLAGS) -DNDEBUG \
+ -DXFIGLIBDIR="\"$(compkeydbdir)\"" \
-DOBJLIBDIR="\"$(pkgdatadir)/Libraries\"" -DXFIGDOCDIR="\"$(docdir)\""
-AM_LDFLAGS = $(XLDFLAGS)
+AM_LDFLAGS = $(fontconfig_LIBS) $(XLDFLAGS)
# LIBOBJS must be placed in LDADD or xfig_LDADD - otherwise, the
# lib-dir is not distributed
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 2f529ac..c158806 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -39,9 +39,9 @@ $(srcdir)/package.m4: $(top_srcdir)/configure.ac
echo 'm4_define([AT_PACKAGE_URL], [@PACKAGE_URL@])'; \
} >'$(srcdir)/package.m4'
-AM_CPPFLAGS = -I$(top_srcdir)/src -I$(oldincludedir)/freetype2 $(XCPPFLAGS)
+AM_CPPFLAGS = -I$(top_srcdir)/src $(fontconfig_CFLAGS) $(XCPPFLAGS)
-AM_LDFLAGS = $(XLDFLAGS)
+AM_LDFLAGS = $(fontconfig_LIBS) $(XLDFLAGS)
LDADD = $(top_builddir)/src/libxfig.a $(XLIBS)
check_PROGRAMS = test1 test2 test3 test4
--
2.40.1
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