Merge branch 'arc-dev' into arc-staging

Author: ARC GNU Verification

NEWS

@@ -26,6 +26,7 @@ New Features and Enhancements
 	* Removed obsolete unsupported scripts.
 	* macOS support.
 	* Import documentation from wiki. Build it with Sphinx.
+	* Added tcftool binary to toolchain for Windows and x86 Linux hosts.
 
 * GCC
 	* Update to version 6.3.0.

build-all.sh

@@ -1124,4 +1124,33 @@ if [ -d "${INSTALLDIR}/" ]; then
     cp "${ARC_GNU}/toolchain/Synopsys_FOSS_Notices.pdf" "${INSTALLDIR}/"
 fi
 
+# Copy TCFtool.
+if [ -d "$INSTALLDIR/bin" ]; then
+    # Use config.{guess,sub} from GCC sources.
+    if [ "$TOOLCHAIN_HOST" ]; then
+	triplet=$($ARC_GNU/gcc/config.sub $TOOLCHAIN_HOST)
+    else
+	triplet=$($ARC_GNU/gcc/config.guess)
+    fi
+
+    # Convert triplet to tcftool filename components.
+    case $triplet in
+	i?86-*|x86_64-*)
+	    fname_arch=x86 ;;
+    esac
+
+    case $triplet in
+	*-linux-gnu)
+	    fname_os=linux ;;
+	*-mingw32)
+	    fname_os=windows
+	    fname_ext=.exe ;;
+    esac
+
+    if [ -n "$fname_arch" -a -n "$fname_os" ]; then
+	cp -a "$ARC_GNU/toolchain/extras/tcftool/tcftool_${fname_arch}_${fname_os}${fname_ext}" \
+	    $INSTALLDIR/bin/tcftool${fname_ext}
+    fi
+fi
+
 # vim: noexpandtab sts=4 ts=8:

build-elf32.sh

@@ -243,8 +243,12 @@ then
 	# "/usr/bin/texi2dvi: pdfetex exited with bad status, quitting."
 	# Hence we have to invoke make trice - once for each PDF to be built, and then to install
 	# them. Detection is based on texinfo version instead of the OS.
-	make_target_ordered "generating PDF documentation" install-pdf-target-newlib || true
-	make_target_ordered "generating PDF documentation" install-pdf-target-newlib || true
+	# `make_target_ordered` will emit it's own error messages on make failures, so they should
+	# be suppressed, so that users will not be confused.
+	make_target_ordered "generating PDF documentation" \
+	    install-pdf-target-newlib &>/dev/null || true
+	make_target_ordered "generating PDF documentation" \
+	    install-pdf-target-newlib &>/dev/null || true
 	make_target_ordered "generating PDF documentation" install-pdf-target-newlib
     else
 	make_target "generating PDF documentation" install-pdf-target-newlib

extras/tcftool/README.txt

@@ -0,0 +1,4 @@
+This is a MetaWare TCFtool which can be used to extract information from TCFs.
+Only binaries are provided, and they are copied into toolchain bin/ folder. As
+a result this tool is available only for Windows and macOS - no macOS and no
+non-x86 hosts.