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-
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|
SHLIBOBJS=""
for obj in $LIB@&t@OBJS; do
SHLIBOBJS="$SHLIBOBJS `echo $obj | sed 's/\.o$/_shr.o/g'`"
done
])
AC_DEFUN([DC_SYNC_RPATH], [
AC_ARG_ENABLE([rpath], AS_HELP_STRING([--disable-rpath], [disable setting of rpath]), [
if test "$enableval" = 'no'; then
set_rpath='no'
else
set_rpath='yes'
fi
], [
if test "$cross_compiling" = 'yes'; then
set_rpath='no'
else
ifelse($1, [], [
set_rpath='yes'
], [
set_rpath='$1'
])
fi
])
if test "$set_rpath" = 'yes'; then
OLD_LDFLAGS="$LDFLAGS"
for tryrpath in "-Wl,-rpath" "-Wl,--rpath" "-Wl,-R"; do
LDFLAGS="$OLD_LDFLAGS $tryrpath -Wl,/tmp"
AC_LINK_IFELSE(AC_LANG_PROGRAM([], [ return(0); ]), [
rpathldflags="$tryrpath"
break
])
done
unset tryrpath
LDFLAGS="$OLD_LDFLAGS"
unset OLD_LDFLAGS
ADDLDFLAGS=""
for opt in $LDFLAGS; do
if echo "$opt" | grep '^-L' >/dev/null; then
rpathdir=`echo "$opt" | sed 's@^-L *@@'`
ADDLDFLAGS="$ADDLDFLAGS $rpathldflags -Wl,$rpathdir"
fi
done
unset opt rpathldflags
LDFLAGS="$LDFLAGS $ADDLDFLAGS"
unset ADDLDFLAGS
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|
SHOBJEXT="so"
;;
*)
SHOBJEXT="sl"
;;
esac
;;
aix[0-9].*)
SHOBJEXT="a"
;;
AC_DEFUN(SHOBJ_SET_SONAME, [
AC_DEFUN([SHOBJ_SET_SONAME], [
SAVE_LDFLAGS="$LDFLAGS"
AC_MSG_CHECKING([how to specify soname])
for try in "-Wl,--soname,$1" "Wl,-install_name,$1" '__fail__'; do
LDFLAGS="$SAVE_LDFLAGS"
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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])
trylink_ADD_LDFLAGS=''
for arg in $VAR_TO_UPDATE; do
case "${arg}" in
-L*)
trylink_ADD_LDFLAGS="${arg}"
;;
esac
done
SAVELIBS="$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_ADD_LDFLAGS} ${trylink}"
AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [
staticlib="${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
])
|