pkg-autotools: fold the libtool patching code directly into the hook

We now have only one caller of the libtool patching code, which is the
hook itself.

So, there is no longer any need to extract this code into a utility
function, and it can be folded into the hook itself.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Arnout Vandecappelle <arnout@mind.be>
Cc: Johan Oudinet <johan.oudinet@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/pkg-autotools.mk

@@ -36,27 +36,6 @@ define CONFIG_UPDATE
 	done
 endef
 
-#
-# Utility function to patch the libtool files
-#
-# argument 1 : directory into which to search for libtool scripts to patch.
-# Note that libtool scripts are searched for recursively in this directory
-#
-define PATCH_LIBTOOL
-	@$(call MESSAGE,"Patching libtool")
-	$(Q)for i in `find $(1) -name ltmain.sh`; do \
-		ltmain_version=`sed -n '/^[ 	]*VERSION=/{s/^[ 	]*VERSION=//;p;q;}' $$i | \
-		sed -e 's/\([0-9].[0-9]*\).*/\1/' -e 's/\"//'`; \
-		if test $${ltmain_version} = '1.5'; then \
-			$(APPLY_PATCHES) $${i%/*} support/libtool buildroot-libtool-v1.5.patch; \
-		elif test $${ltmain_version} = "2.2"; then\
-			$(APPLY_PATCHES) $${i%/*} support/libtool buildroot-libtool-v2.2.patch; \
-		elif test $${ltmain_version} = "2.4"; then\
-			$(APPLY_PATCHES) $${i%/*} support/libtool buildroot-libtool-v2.4.patch; \
-		fi \
-	done
-endef
-
 # This function generates the ac_cv_file_<foo> value for a given
 # filename. This is needed to convince configure script doing
 # AC_CHECK_FILE() tests that the file actually exists, since such
@@ -79,7 +58,18 @@ endef
 # Hook to patch libtool to make it work properly for cross-compilation
 #
 define LIBTOOL_PATCH_HOOK
-	$(call PATCH_LIBTOOL,$($(PKG)_SRCDIR))
+	@$(call MESSAGE,"Patching libtool")
+	$(Q)for i in `find $($(PKG)_SRCDIR) -name ltmain.sh`; do \
+		ltmain_version=`sed -n '/^[ 	]*VERSION=/{s/^[ 	]*VERSION=//;p;q;}' $$i | \
+		sed -e 's/\([0-9].[0-9]*\).*/\1/' -e 's/\"//'`; \
+		if test $${ltmain_version} = '1.5'; then \
+			$(APPLY_PATCHES) $${i%/*} support/libtool buildroot-libtool-v1.5.patch; \
+		elif test $${ltmain_version} = "2.2"; then\
+			$(APPLY_PATCHES) $${i%/*} support/libtool buildroot-libtool-v2.2.patch; \
+		elif test $${ltmain_version} = "2.4"; then\
+			$(APPLY_PATCHES) $${i%/*} support/libtool buildroot-libtool-v2.4.patch; \
+		fi \
+	done
 endef
 
 #