kumquat-buildroot/package/czmq/0001-Simply-configure.ac-to-prevent-contradictory-discove.patch

From 23591404610b1eeffb69712d93c77c2327b9ef7a Mon Sep 17 00:00:00 2001
From: Phillip Mienk <mienkphi@gmail.com>
Date: Fri, 31 Oct 2014 00:55:35 -0700
Subject: [PATCH] Simply configure.ac to prevent contradictory discovery of
 libzmq.

[Romain: rebase on top of 3.0.0]
Signed-off-by: Romain Naour <romain.naour@openwide.fr>
---
 Makefile.am                   |  3 ++-
 addons/Makefile.am.supplement |  3 ++-
 configure.ac                  | 46 ++-----------------------------------------
 model/build-autoconf.gsl      | 28 ++++++++++++++++++++++++++
 model/project.xml             |  3 +++
 src/Makefile.am.supplement    | 12 ++++++++++-
 6 files changed, 48 insertions(+), 47 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 10f21fb..187c62b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,7 +1,8 @@
 ACLOCAL_AMFLAGS = -I config
 
 AM_CPPFLAGS = \
-    -I$(srcdir)/include
+	${zmq_CFLAGS} \
+	-I$(srcdir)/include
 
 EXTRA_DIST = \
 	version.sh \
diff --git a/addons/Makefile.am.supplement b/addons/Makefile.am.supplement
index 8800db4..74f0c60 100644
--- a/addons/Makefile.am.supplement
+++ b/addons/Makefile.am.supplement
@@ -4,7 +4,8 @@ EXTRA_DIST += \
 bin_PROGRAMS += makecert
 
 makecert_LDADD = \
-    libczmq.la
+    libczmq.la \
+    ${zmq_LIBS}
 
 makecert_SOURCES = \
     addons/makecert.c
diff --git a/configure.ac b/configure.ac
index 1a4667e..1ccae06 100755
--- a/configure.ac
+++ b/configure.ac
@@ -74,50 +74,8 @@ if test "x${CZMQ_GCOV}" == "xyes"; then
     fi
 fi
 
-# Check for libzmq library
-libzmq_prefix=detect
-AC_ARG_WITH([libzmq], 
-    [AS_HELP_STRING([--with-libzmq=PREFIX], 
-        [build with ZeroMQ library installed in PREFIX [default=autodetect]])],
-    [case "x$withval" in
-        xno)
-            AC_MSG_ERROR([CZMQ requires the ZeroMQ library])
-            ;;
-        xyes|x)
-            ;;
-        *)
-            CPPFLAGS="$CPPFLAGS -I${withval}/include"
-            LDFLAGS="$LDFLAGS -L${withval}/lib"
-            zeromq_prefix=${withval}
-            ;;
-    esac ]
-)
-if test "x$libzmq_prefix" = "xdetect"; then
-    PKG_CHECK_MODULES(
-        [ZeroMQ], [libzmq], [libzmq_prefix=pkgconfig], [libzmq_prefix=])
-        if test "x$libzmq_prefix" = "xpkgconfig"; then
-            CPPFLAGS="$CPPFLAGS ${ZeroMQ_CFLAGS}"
-            LDFLAGS="$LDFLAGS ${ZeroMQ_LIBS}"
-        fi
-fi
-
-if test "x$czmq_search_libzmq" = "xyes"; then
-    if test -r "${with_libzmq}/include/zmq.h"; then
-        CFLAGS="-I${with_libzmq}/include ${CFLAGS}"
-        LDFLAGS="-L${with_libzmq}/lib ${LDFLAGS}"
-    fi
-fi
-
-AC_CHECK_HEADER([zmq.h], [], [AC_MSG_ERROR([cannot find zmq.h])])
-
-AC_CHECK_LIB(zmq, zmq_init, ,[AC_MSG_ERROR([cannot link with -lzmq, install libzmq.])])
-
-AC_MSG_CHECKING([whether libzmq installation works])
-AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <zmq.h>],
-                                [zmq_init(1);])
-               ],
-               [AC_MSG_RESULT([yes])],
-               [AC_MSG_ERROR([no. Please specify libzmq installation prefix using --with-libzmq])])
+# Check for libzmq
+PKG_CHECK_MODULES([zmq], [libzmq])
 
 # Platform specific checks
 czmq_on_mingw32="no"
diff --git a/model/build-autoconf.gsl b/model/build-autoconf.gsl
index d012a3c..30aff14 100644
--- a/model/build-autoconf.gsl
+++ b/model/build-autoconf.gsl
@@ -46,12 +46,39 @@ lib$(project.name)_la_SOURCES = \\
 
 bin_PROGRAMS = $(project.name)_selftest
 
+$(project.name)_selftest_CPPFLAGS = \\
+.for package_dependency where defined (package_dependency.for_test)
+    \${$(package_dependency.name)_CFLAGS} \\
+.endfor
+    \${lib$(project.name)_la_CFLAGS}
+
 $(project.name)_selftest_LDADD = \\
+.if count (package_dependency, defined (count.for_lib) | defined (count.for_test) | defined (count.for_all)) > 0
+    lib$(project.name).la \\
+.else
     lib$(project.name).la
+.endif
+.for package_dependency where defined (package_dependency.for_lib) | defined (package_dependency.for_test) | defined (package_dependency.for_all)
+.   if last()
+    \${$(package_dependency.name)_LIBS}
+.   else
+    \${$(package_dependency.name)_LIBS} \\
+.endif
+.endfor
 
 $(project.name)_selftest_SOURCES = \\
     src/$(project.name)_selftest.c
 
+lib$(project.name)_la_CPPFLAGS = \\
+.for package_dependency where defined (package_dependency.for_lib)
+.   if last()
+    \${$(package_dependency.name)_CFLAGS}
+.   else
+    \${$(package_dependency.name)_CFLAGS} \\
+.   endif
+.endfor
+    ${AM_CPPFLAGS}
+
 lib$(project.name)_la_LDFLAGS = \\
     -version-info @LTVER@
 
@@ -62,6 +89,7 @@ lib$(project.name)_la_LDFLAGS += \\
 endif
 
 TESTS = $(project.name)_selftest
+
 .for model
 .   if first ()
 
diff --git a/model/project.xml b/model/project.xml
index 91306cf..b7bab4a 100644
--- a/model/project.xml
+++ b/model/project.xml
@@ -2,6 +2,9 @@
     name = "czmq"
     script = "project.gsl"
     >
+
+    <package_dependency name="zmq" pkg_name="libzmq" for_all="1" />
+
     <header name = "czmq" />
     <header name = "czmq_prelude" />
 
diff --git a/src/Makefile.am.supplement b/src/Makefile.am.supplement
index 91e5b62..929aa07 100644
--- a/src/Makefile.am.supplement
+++ b/src/Makefile.am.supplement
@@ -95,12 +95,19 @@ libczmq_la_SOURCES = \
 
 bin_PROGRAMS = czmq_selftest
 
+czmq_selftest_CPPFLAGS = \
+    ${src_libczmq_la_CFLAGS}
+
 czmq_selftest_LDADD = \
-    libczmq.la
+    libczmq.la \
+    ${zmq_LIBS}
 
 czmq_selftest_SOURCES = \
     src/czmq_selftest.c
 
+libczmq_la_CPPFLAGS = \
+    ${AM_CPPFLAGS}
+
 libczmq_la_LDFLAGS = \
     -version-info @LTVER@
 
@@ -112,6 +119,9 @@ endif
 
 TESTS = czmq_selftest
 
+# define custom target for all products of /src
+src: src/libczmq.la src/czmq_selftest
+
 # Produce generated models; do this manually in src directory
 code:
 	gsl -q src/sockopts.xml
-- 
1.9.3