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LDFLAGS="$OLD_LDFLAGS"
unset OLD_LDFLAGS
ADDLDFLAGS=""
for opt in $LDFLAGS $LIBS; do
if echo "$opt" | grep '^-L' >/dev/null; then
rpathdir=`echo "$opt" | sed 's@^-L *@@'`
ADDLDFLAGS="$ADDLDFLAGS $rsk_cv_link_set_rpath -Wl,$rpathdir"
fi
done
unset opt
LDFLAGS="$LDFLAGS $ADDLDFLAGS"
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LDFLAGS="$OLD_LDFLAGS"
unset OLD_LDFLAGS
ADDLDFLAGS=""
for opt in $LDFLAGS $LIBS; do
if echo "$opt" | grep '^-L' >/dev/null; then
rpathdir="`echo "$opt" | sed 's@^-L *@@'`"
ADDLDFLAGS="$ADDLDFLAGS $rsk_cv_link_set_rpath -Wl,$rpathdir"
fi
done
unset opt
LDFLAGS="$LDFLAGS $ADDLDFLAGS"
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break
])
done
AC_SUBST(SHOBJLDFLAGS)
])
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break
])
done
AC_SUBST(SHOBJLDFLAGS)
])
dnl $1 = Description to show user
dnl $2 = Libraries to link to
dnl $3 = Variable to update (optional; default LIBS)
dnl $4 = Action to run if found
dnl $5 = Action to run if not found
AC_DEFUN([SHOBJ_DO_STATIC_LINK_LIB], [
ifelse($3, [], [
define([VAR_TO_UPDATE], [LIBS])
], [
define([VAR_TO_UPDATE], [$3])
])
AC_MSG_CHECKING([for how to statically link to $1])
SAVELIBS="$LIBS"
staticlib=""
found="0"
dnl HP/UX uses -Wl,-a,archive ... -Wl,-a,shared_archive
dnl Linux and Solaris us -Wl,-Bstatic ... -Wl,-Bdynamic
AC_LANG_PUSH([C])
for trylink in "-Wl,-a,archive $2 -Wl,-a,shared_archive" "-Wl,-Bstatic $2 -Wl,-Bdynamic" "$2"; do
if echo " ${LDFLAGS} " | grep ' -static ' >/dev/null; then
if test "${trylink}" != "$2"; then
continue
fi
fi
LIBS="${SAVELIBS} ${trylink}"
AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [
staticlib="${trylink}"
found="1"
break
])
done
AC_LANG_POP([C])
LIBS="${SAVELIBS}"
if test "${found}" = "1"; then
new_RESULT=''
SAVERESULT="$VAR_TO_UPDATE"
for lib in ${SAVERESULT}; do
addlib='1'
for removelib in $2; do
if test "${lib}" = "${removelib}"; then
addlib='0'
break
fi
done
if test "$addlib" = '1'; then
new_RESULT="${new_RESULT} ${lib}"
fi
done
VAR_TO_UPDATE="${new_RESULT} ${staticlib}"
AC_MSG_RESULT([${staticlib}])
$4
else
AC_MSG_RESULT([cant])
$5
fi
])
|