Workaround for static uClibc-ng issue with -lpthread

Also, preserve .config when running test-package.sh.

Signed-off-by: Alexey Neyman <stilor@att.net>

maintainer/test-packages.sh

@@ -189,6 +189,8 @@ EOF
     CT_EndStep
 }
 
+mv .config .config-saved
 . maintainer/package-versions
+mv .config-saved .config
 
 rm -rf ${CT_TARBALLS_DIR} ${CT_COMMON_SRC_DIR}

scripts/build/cc/gcc.sh

@@ -233,7 +233,11 @@ do_cc_core_pass_2() {
     #     later, we need to build libgcc
     case "${CT_THREADS}" in
         nptl)
+            if [ "${CT_SHARED_LIBS}" = "y" ]; then
                 core_opts+=( "mode=shared" )
+            else
+                core_opts+=( "mode=static" )
+            fi
             core_opts+=( "build_libgcc=yes" )
             ;;
         win32)
@@ -873,10 +877,13 @@ do_gcc_backend() {
         fi
     done
 
-    [ "${CT_SHARED_LIBS}" = "y" ] || extra_config+=("--disable-shared")
     [ -n "${CT_PKGVERSION}" ] && extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
     [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
 
+    if [ "${CT_SHARED_LIBS}" != "y" ]; then
+        extra_config+=("--disable-shared")
+    fi
+
     case "${CT_CC_GCC_SJLJ_EXCEPTIONS}" in
         y)  extra_config+=("--enable-sjlj-exceptions");;
         m)  ;;

scripts/build/libc/glibc.sh

@@ -150,6 +150,9 @@ do_libc_backend_once() {
                         ;;
     esac
 
+    # FIXME static version of glibc seems to be broken:
+    # build tries to use libc-modules.h which is generated from
+    # soversions.i, which is only created for builds with shared libs.
     case "${CT_SHARED_LIBS}" in
         y) extra_config+=("--enable-shared");;
         *) extra_config+=("--disable-shared");;
@@ -308,8 +311,6 @@ do_libc_backend_once() {
                          "${extra_make_args[@]}"                    \
                          install-headers
 
-        # For glibc, a few headers need to be manually installed
-        if [ "${CT_LIBC}" = "glibc" ]; then
         # Two headers -- stubs.h and features.h -- aren't installed by install-headers,
         # so do them by hand.  We can tolerate an empty stubs.h for the moment.
         # See e.g. http://gcc.gnu.org/ml/gcc/2002-01/msg00900.html
@@ -343,7 +344,6 @@ do_libc_backend_once() {
                 fi
                 ;;
         esac
-        fi
     elif [ "${libc_mode}" = "final" -a -r "${multi_root}/.libc_headers_installed" ]; then
         CT_DoExecLog ALL rm -f "${multi_root}/.libc_headers_installed"
     fi # installing headers

scripts/crosstool-NG.sh.in

@@ -164,9 +164,22 @@ CT_PREFIX_DIR="$( ${sed} -r -e 's:/+:/:g; s:/*$::;' <<<"${CT_PREFIX_DIR}" )"
 # Put user-supplied flags at the end, so that they take precedence.
 CT_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_TARGET_CFLAGS}"
 CT_TARGET_LDFLAGS="${CT_ARCH_TARGET_LDFLAGS} ${CT_TARGET_LDFLAGS}"
+
+# FIXME move to gcc.sh
 CT_CC_GCC_CORE_EXTRA_CONFIG_ARRAY=( ${CT_ARCH_CC_CORE_EXTRA_CONFIG} "${CT_CC_GCC_CORE_EXTRA_CONFIG_ARRAY[@]}" )
 CT_CC_GCC_EXTRA_CONFIG_ARRAY=( ${CT_ARCH_CC_EXTRA_CONFIG} "${CT_CC_GCC_EXTRA_CONFIG_ARRAY[@]}" )
 
+# Starting with 1.0.20, applications using uClibc-ng do not link with
+# the default libgcc_c_spec used by GCC if only static libc.a exists - unless
+# -static is thrown in. The difference is that with -static, gcc passes
+# "--start-group -lgcc -lc --end-group" and without -static, it passes
+# "-lgcc -lc -lgcc" instead. The latter leaves a symbol from 2nd libgcc
+# (dl_iterate_phdr) unresolved because -lc is already done at this point.
+# Force static link on the target.
+if [ "${CT_SHARED_LIBS}" != "y" ]; then
+    CT_TARGET_LDFLAGS+=" -static"
+fi
+
 # Compute the package version string
 if [ "${CT_SHOW_CT_VERSION}" = "y" ]; then
     CT_PKGVERSION="crosstool-NG ${CT_VERSION}${CT_TOOLCHAIN_PKGVERSION:+ - ${CT_TOOLCHAIN_PKGVERSION}}"

scripts/functions

@@ -318,10 +318,24 @@ CT_DoExecLog() {
     local level="$1"
     local cur_cmd
     local ret
+    local cmd_seen
     shift
+
     (
     for i in "$@"; do
+        case "${i}" in
+        *=*)
+            if [ -z "${cmd_seen}" ]; then
+                cur_cmd+=" ${i%%=*}='${i#*=}'"
+            else
                 cur_cmd+=" '${i}'"
+            fi
+            ;;
+        *)
+            cur_cmd+=" '${i}'"
+            cmd_seen=y
+            ;;
+        esac
     done
     while true; do
         case "${1}" in