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authorDenys Vlasenko2017-07-15 14:52:26 +0200
committerDenys Vlasenko2017-07-15 14:52:26 +0200
commit367a55c7d7e31a8162e795edc343277f8eb35f38 (patch)
treeeca33efbb4d1b4b83e59854a288aecc5fd622474 /scripts
parent8ea061eac3207e5901bbe6032530e64d053df837 (diff)
downloadbusybox-367a55c7d7e31a8162e795edc343277f8eb35f38.zip
busybox-367a55c7d7e31a8162e795edc343277f8eb35f38.tar.gz
build system: FEATURE_LIBBUSYBOX_STATIC - try to pull libc/libm into libbusybox
It variously fails with different toolchains I tried... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/trylink18
1 files changed, 12 insertions, 6 deletions
diff --git a/scripts/trylink b/scripts/trylink
index 9f288c1..ba2d265 100755
--- a/scripts/trylink
+++ b/scripts/trylink
@@ -91,7 +91,9 @@ fi
START_GROUP="-Wl,--start-group"
END_GROUP="-Wl,--end-group"
-INFO_OPTS="-Wl,--warn-common -Wl,-Map,$EXE.map -Wl,--verbose"
+INFO_OPTS() {
+ echo "-Wl,--warn-common -Wl,-Map,$EXE.map -Wl,--verbose"
+}
# gold may not support --sort-common (yet)
SORT_COMMON="-Wl,--sort-common"
@@ -194,7 +196,7 @@ if ! test -f busybox_ldscript; then
$GC_SECTIONS \
$START_GROUP $O_FILES $A_FILES $END_GROUP \
$l_list \
- $INFO_OPTS \
+ `INFO_OPTS` \
|| {
cat $EXE.out
exit 1
@@ -225,7 +227,7 @@ else
-Wl,-T,busybox_ldscript \
$START_GROUP $O_FILES $A_FILES $END_GROUP \
$l_list \
- $INFO_OPTS \
+ `INFO_OPTS` \
|| {
cat $EXE.out
exit 1
@@ -244,10 +246,14 @@ if test "$CONFIG_BUILD_LIBBUSYBOX" = y; then
}
ln -s "libbusybox.so.$BB_VER" "$sharedlib_dir"/libbusybox.so 2>/dev/null
+ # Yes, "ld -shared -static" is a thing. It's a shared library which is itself static.
+ LBB_STATIC=""
+ test "$CONFIG_FEATURE_LIBBUSYBOX_STATIC" = y && LBB_STATIC="-Wl,-static"
+
EXE="$sharedlib_dir/libbusybox.so.${BB_VER}_unstripped"
try $CC $CFLAGS $LDFLAGS \
-o $EXE \
- -shared -fPIC \
+ -shared -fPIC $LBB_STATIC \
-Wl,--enable-new-dtags \
-Wl,-z,combreloc \
-Wl,-soname="libbusybox.so.$BB_VER" \
@@ -256,7 +262,7 @@ if test "$CONFIG_BUILD_LIBBUSYBOX" = y; then
$SORT_SECTION \
$START_GROUP $A_FILES $END_GROUP \
$l_list \
- $INFO_OPTS \
+ `INFO_OPTS` \
|| {
echo "Linking $EXE failed"
cat $EXE.out
@@ -277,7 +283,7 @@ if test "$CONFIG_FEATURE_SHARED_BUSYBOX" = y; then
$START_GROUP $O_FILES $END_GROUP \
-L"$sharedlib_dir" -lbusybox \
$l_list \
- $INFO_OPTS \
+ `INFO_OPTS` \
|| {
echo "Linking $EXE failed"
cat $EXE.out