Build: Fix OSX build issues.

OSX does not support 'readlink -f' or 'sed -r'.  Replace readlink with
the GNU make macro 'realpath'.  Replace sed with grep in one place, cut
in the other.

ASTERISK-27332

Change-Id: I5d34ecca905384decb22ead45c913ae5e8aff748

4 files changed, 16 insertions, 10 deletions

diff --git a/third-party/Makefile.rules b/third-party/Makefile.rules
index f8b72ba6d..8306869f9 100644
--- a/third-party/Makefile.rules
+++ b/third-party/Makefile.rules
@@ -28,6 +28,8 @@ export SED
 export NM
 export MD5
 export CAT
+export CUT
+export GREP
 export DOWNLOAD
 export DOWNLOAD_TO_STDOUT
 export DOWNLOAD_TIMEOUT
diff --git a/third-party/pjproject/Makefile b/third-party/pjproject/Makefile
index 9d5a9cb1c..f7b9f0c3f 100644
--- a/third-party/pjproject/Makefile
+++ b/third-party/pjproject/Makefile
@@ -96,9 +96,9 @@ endef
 
 define verify_tarball
 	($(SHELL_ECHO_PREFIX) Verifying $(TARBALL) &&\
-	tarball_sum=$$($(CAT) $(TARBALL) | $(MD5) | $(SED) -n -r -e "s/^([^ ]+)\s+.*/\1/gp") ;\
-	required_sum=$$($(SED) -n -r -e "s/^([^ ]+)\s+$(TARBALL_FILE)/\1/gp" $(PJMD5SUM)) ;\
-	if [ "$$tarball_sum" != "$$required_sum" ] ; then $(SHELL_ECHO_PREFIX) Verify failed ; exit 1 ;\
+	tarball_sum=$$($(CAT) $(TARBALL) | $(MD5) | $(CUT) -d' ' -f1) ;\
+	required_sum=$$($(GREP) -e $(TARBALL_FILE) $(PJMD5SUM) | $(CUT) -d' ' -f1) ;\
+	if [ -z "$$required_sum" -o "$$tarball_sum" != "$$required_sum" ] ; then $(SHELL_ECHO_PREFIX) Verify failed ; exit 1 ;\
 	else $(SHELL_ECHO_PREFIX) Verify successful ; exit 0 ; fi; )
 endef
 
@@ -130,8 +130,8 @@ source/.unpacked: $(DOWNLOAD_DIR)/pjproject-$(PJPROJECT_VERSION).tar.bz2
 	-@rm -rf source pjproject-* >/dev/null 2>&1
 	$(CMD_PREFIX) $(TAR) -xjf $<
 	@mv pjproject-$(PJPROJECT_VERSION) source
-	$(ECHO_PREFIX) Applying patches
-	$(CMD_PREFIX) ./apply_patches $(QUIET_CONFIGURE) patches source
+	$(ECHO_PREFIX) Applying patches "$(realpath patches)" "$(realpath .)/source"
+	$(CMD_PREFIX) ./apply_patches $(QUIET_CONFIGURE) "$(realpath patches)" "$(realpath .)/source"
 	-@touch source/.unpacked
 
 source/version.mak: source/.unpacked
@@ -153,7 +153,8 @@ source/build.mak: Makefile.rules source/version.mak source/user.mak $(addprefix
 	$(CMD_PREFIX) (cd source ; ./aconfigure $(QUIET_CONFIGURE) $(PJPROJECT_CONFIG_OPTS))
 
 build.mak: source/build.mak
-	$(CMD_PREFIX) $(SED) -r -e "/prefix|export PJ_SHARED_LIBRARIES|MACHINE_NAME|OS_NAME|HOST_NAME|CC_NAME|CROSS_COMPILE|LINUX_POLL/d" source/build.mak > build.mak
+	$(CMD_PREFIX) $(GREP) -v -e prefix -e "export PJ_SHARED_LIBRARIES" -e MACHINE_NAME \
+		-e OS_NAME -e HOST_NAME -e CC_NAME -e CROSS_COMPILE -e LINUX_POLL $< > $@
 
 configure: source/build.mak
 
diff --git a/third-party/pjproject/apply_patches b/third-party/pjproject/apply_patches
index 5f9fde283..134bd306f 100755
--- a/third-party/pjproject/apply_patches
+++ b/third-party/pjproject/apply_patches
@@ -10,9 +10,6 @@ PATCH=${PATCH:-patch}
 patchdir=${1:?You must supply a patches directory}
 sourcedir=${2?:You must supply a source directory}
 
-patchdir=`readlink -f $patchdir`
-sourcedir=`readlink -f $sourcedir`
-
 if [ ! -d "$patchdir" ] ; then
 	echo "$patchdir is not a directory" >&2
 	exit 1
diff --git a/third-party/pjproject/configure.m4 b/third-party/pjproject/configure.m4
index 2d3353476..73887041c 100644
--- a/third-party/pjproject/configure.m4
+++ b/third-party/pjproject/configure.m4
@@ -39,6 +39,12 @@ AC_DEFUN([_PJPROJECT_CONFIGURE],
 	if test "${CAT}" = ":" ; then
 		AC_MSG_ERROR(cat is required to build bundled pjproject)
 	fi
+	if test "${CUT}" = ":" ; then
+		AC_MSG_ERROR(cut is required to build bundled pjproject)
+	fi
+	if test "${GREP}" = ":" ; then
+		AC_MSG_ERROR(grep is required to build bundled pjproject)
+	fi
 
 	AC_ARG_VAR([PJPROJECT_CONFIGURE_OPTS],[Additional configure options to pass to bundled pjproject])
 	this_host=$(./config.sub $(./config.guess))
@@ -49,7 +55,7 @@ AC_DEFUN([_PJPROJECT_CONFIGURE],
 		PJPROJECT_CONFIGURE_OPTS+=" --host=$host"
 	fi
 
-	export TAR PATCH SED NM EXTERNALS_CACHE_DIR AST_DOWNLOAD_CACHE DOWNLOAD_TO_STDOUT DOWNLOAD_TIMEOUT DOWNLOAD MD5 CAT
+	export TAR PATCH SED NM EXTERNALS_CACHE_DIR AST_DOWNLOAD_CACHE DOWNLOAD_TO_STDOUT DOWNLOAD_TIMEOUT DOWNLOAD MD5 CAT CUT GREP
 	export NOISY_BUILD
 	${GNU_MAKE} --quiet --no-print-directory -C ${PJPROJECT_DIR} \
 		PJPROJECT_CONFIGURE_OPTS="$PJPROJECT_CONFIGURE_OPTS" \