Revert "binutils: get rid of host-texinfo dependency and other documentation tricks"

This reverts commit f7e7aea90dc83a175e86e577446811ae84f7b3db.

This change broke the build of the toolchain. See:

  http://autobuild.buildroot.net/results/90d0537bc12cbb2a7c6d344b3c6c9e1a5046d791/

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/binutils/binutils.mk

@@ -29,8 +29,19 @@ BINUTILS_LICENSE = GPLv3+, libiberty LGPLv2.1+
 BINUTILS_LICENSE_FILES = COPYING3 COPYING.LIB
 
 ifeq ($(BINUTILS_FROM_GIT),y)
-BINUTILS_DEPENDENCIES += host-flex host-bison
-HOST_BINUTILS_DEPENDENCIES += host-flex host-bison
+BINUTILS_DEPENDENCIES += host-flex host-bison host-texinfo
+HOST_BINUTILS_DEPENDENCIES += host-flex host-bison host-texinfo
+endif
+
+# The .info files in the >= 2.26 tarball have an incorrect timestamp,
+# so binutils tries to re-generate them. In order to avoid the
+# dependency on host-texinfo, we simply update the timestamps.
+ifeq ($(BR2_BINUTILS_VERSION_2_26_X)$(BR2_BINUTILS_VERSION_2_27_X),y)
+define BINUTILS_FIXUP_INFO_TIMESTAMPS
+	find $(@D) -name '*.info' -exec touch {} \;
+endef
+BINUTILS_POST_PATCH_HOOKS += BINUTILS_FIXUP_INFO_TIMESTAMPS
+HOST_BINUTILS_POST_PATCH_HOOKS += BINUTILS_FIXUP_INFO_TIMESTAMPS
 endif
 
 # When binutils sources are fetched from the binutils-gdb repository,
@@ -57,12 +68,8 @@ endif
 
 # Don't build documentation. It takes up extra space / build time,
 # and sometimes needs specific makeinfo versions to work
-BINUTILS_CONF_ENV += MAKEINFO=true
-BINUTILS_MAKE_OPTS += MAKEINFO=true
-BINUTILS_INSTALL_TARGET_OPTS += MAKEINFO=true
-HOST_BINUTILS_CONF_ENV += MAKEINFO=true
-HOST_BINUTILS_MAKE_OPTS += MAKEINFO=true
-HOST_BINUTILS_INSTALL_OPTS += MAKEINFO=true
+BINUTILS_CONF_ENV += ac_cv_prog_MAKEINFO=missing
+HOST_BINUTILS_CONF_ENV += ac_cv_prog_MAKEINFO=missing
 
 # gcc bug with Os/O2/O3, PR77311
 # error: unable to find a register to spill in class 'CCREGS'
@@ -102,7 +109,7 @@ HOST_BINUTILS_CONF_OPTS = \
 # binutils run configure script of subdirs at make time, so ensure
 # our TARGET_CONFIGURE_ARGS are taken into consideration for those
 define BINUTILS_BUILD_CMDS
-	$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_ARGS) $(MAKE) $(BINUTILS_MAKE_OPTS) -C $(@D)
+	$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_ARGS) $(MAKE) -C $(@D)
 endef
 
 # We just want libbfd, libiberty and libopcodes,