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authorjlam <jlam@pkgsrc.org>2001-05-26 08:10:42 +0000
committerjlam <jlam@pkgsrc.org>2001-05-26 08:10:42 +0000
commit321e922031f546ca38b52eb80b9ff9147f13c8bf (patch)
tree29170491b2a3e50365967601a0ff9b21a21d98d3 /graphics
parentda4256c3eea9fc43659d256ddef7033b0f0a0300 (diff)
downloadpkgsrc-321e922031f546ca38b52eb80b9ff9147f13c8bf.tar.gz
Add buildlink.mk files that can link headers and libraries into
${BUILDLINK_INCDIR} and ${BUILDLINK_LIBDIR}, for use by other packages during build.
Diffstat (limited to 'graphics')
-rw-r--r--graphics/png/buildlink.mk60
1 files changed, 60 insertions, 0 deletions
diff --git a/graphics/png/buildlink.mk b/graphics/png/buildlink.mk
new file mode 100644
index 00000000000..4718c44c1b1
--- /dev/null
+++ b/graphics/png/buildlink.mk
@@ -0,0 +1,60 @@
+# $NetBSD: buildlink.mk,v 1.1 2001/05/26 08:10:42 jlam Exp $
+#
+# This Makefile fragment is included by packages that use libpng.
+#
+# To use this Makefile fragment, simply:
+#
+# (1) Optionally define PNG_REQD to the version of libpng desired.
+# (2) Include this Makefile fragment in the package Makefile,
+# (3) Optionally define BUILDLINK_INCDIR and BUILDLINK_LIBDIR,
+# (4) Add ${BUILDLINK_TARGETS} to the prerequisite targets for pre-configure,
+# (5) Add ${BUILDLINK_INCDIR} to the front of the C preprocessor's header
+# search path, and
+# (6) Add ${BUILDLINK_LIBDIR} to the front of the linker's library search
+# path.
+
+.if !defined(PNG_BUILDLINK_MK)
+PNG_BUILDLINK_MK= # defined
+
+PNG_REQD?= 1.0.11
+DEPENDS+= png>=${PNG_REQD}:../../graphics/png
+
+PNG_HEADERS= ${LOCALBASE}/include/png.h
+PNG_HEADERS+= ${LOCALBASE}/include/pngconf.h
+PNG_LIBS= ${LOCALBASE}/lib/libpng.*
+
+BUILDLINK_INCDIR?= ${WRKDIR}/include
+BUILDLINK_LIBDIR?= ${WRKDIR}/lib
+
+BUILDLINK_TARGETS+= link-png-headers
+BUILDLINK_TARGETS+= link-png-libs
+
+# This target links the headers into ${BUILDLINK_INCDIR}, which should
+# be searched first by the C preprocessor.
+#
+link-png-headers:
+ @${ECHO} "Linking png headers into ${BUILDLINK_INCDIR}."
+ @${MKDIR} ${BUILDLINK_INCDIR}
+ @for inc in ${PNG_HEADERS}; do \
+ dest=${BUILDLINK_INCDIR}/`${BASENAME} $${inc}`; \
+ if [ -f $${inc} ]; then \
+ ${RM} -f $${dest}; \
+ ${LN} -sf $${inc} $${dest}; \
+ fi; \
+ done
+
+# This target links the libraries into ${BUILDLINK_LIBDIR}, which should
+# be searched first by the linker.
+#
+link-png-libs:
+ @${ECHO} "Linking png libraries into ${BUILDLINK_LIBDIR}."
+ @${MKDIR} ${BUILDLINK_LIBDIR}
+ @for lib in ${PNG_LIBS}; do \
+ dest=${BUILDLINK_LIBDIR}/`${BASENAME} $${lib}`; \
+ if [ -f $${lib} ]; then \
+ ${RM} -f $${dest}; \
+ ${LN} -sf $${lib} $${dest}; \
+ fi; \
+ done
+
+.endif # PNG_BUILDLINK_MK