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dnl SEARCH_FOR_LIB(LIB, FUNCTIONS, FUNCTION,
dnl [ACTION-IF-NOT-FOUND],
dnl [LIBS_TO_ADD])
AC_DEFUN([SEARCH_FOR_LIB],
[
AS_VAR_PUSHDEF([with_lib], [with_$1])
AS_VAR_PUSHDEF([ac_header], [ac_cv_header_$3])
AS_VAR_PUSHDEF([have_lib], [ac_cv_have_$1])
AS_VAR_PUSHDEF([libs_var], AS_TR_CPP([$1_LIBS]))
AS_VAR_PUSHDEF([cflags_var], AS_TR_CPP([$1_CFLAGS]))
AS_VAR_PUSHDEF([path_var], AS_TR_CPP([$1_PATH]))
AS_LITERAL_IF([$1],
[AS_VAR_PUSHDEF([ac_lib], [ac_cv_lib_$1_$2])],
[AS_VAR_PUSHDEF([ac_lib], [ac_cv_lib_$1''_$2])])
AS_IF([test "x$prefix" = "xNONE"],
[AS_VAR_SET([path_var],["$ac_default_prefix"])],
[AS_VAR_SET([path_var],["$prefix"])])
AC_ARG_WITH([$1],
[AS_HELP_STRING([--with-$1@<:@=DIR@:>@],
[Use lib$1 in DIR])],
[ AS_VAR_SET([with_lib], [$withval]) ],
[ AS_VAR_SET([with_lib], [yes]) ])
AS_IF([test AS_VAR_GET([with_lib]) = yes],[
AC_CHECK_HEADERS([$3])
my_save_LIBS="$LIBS"
LIBS="$5"
AC_CHECK_LIB($1, $2)
AS_VAR_SET([libs_var],[${LIBS}])
LIBS="${my_save_LIBS}"
AS_VAR_SET([cflags_var],[""])
AS_IF([test AS_VAR_GET([ac_header]) = "$3" -a AS_VAR_GET([ac_lib]) = yes],
[AS_VAR_SET([have_lib],[yes])
AS_VAR_SET([path_var],[$PATH])
],
[AS_VAR_SET([have_lib],[no])
AS_VAR_SET([with_lib],["AS_VAR_GET([path_var]) /usr/local /opt/csw"])
])
])
AS_IF([test "AS_VAR_GET([with_lib])" != yes],[
for libloc in AS_VAR_GET([with_lib])
do
AC_MSG_CHECKING(for $1 in $libloc)
if test -f $libloc/$3 -a -f $libloc/lib$1.a
then
owd=`pwd`
if cd $libloc; then libloc=`pwd`; cd $owd; fi
AS_VAR_SET([cflags_var],[-I$libloc])
AS_VAR_SET([libs_var],["-L$libloc -l$1"])
AS_VAR_SET([path_var],["$libloc:$PATH"])
AS_VAR_SET([have_lib],[yes])
AC_MSG_RESULT([yes])
break
elif test -f $libloc/include/$3 -a -f $libloc/lib/lib$1.a; then
owd=`pwd`
if cd $libloc; then libloc=`pwd`; cd $owd; fi
AS_VAR_SET([cflags_var],[-I$libloc/include])
AS_VAR_SET([libs_var],["-L$libloc/lib -l$1"])
AS_VAR_SET([path_var],["$libloc/bin:$PATH"])
AS_VAR_SET([have_lib],[yes])
AC_MSG_RESULT([yes])
break
else
AC_MSG_RESULT([no])
AS_VAR_SET([have_lib],[no])
fi
done
])
AS_IF([test AS_VAR_GET([have_lib]) = no],[
AC_MSG_WARN([$3 or lib$1.a not found. Try installing $1 developement packages])
$4
])
AC_SUBST(libs_var)
AC_SUBST(cflags_var)
AC_SUBST(path_var)
AS_VAR_POPDEF([with_lib])
AS_VAR_POPDEF([ac_header])
AS_VAR_POPDEF([libs_var])
AS_VAR_POPDEF([cflags_var])
AS_VAR_POPDEF([path_var])
AS_VAR_POPDEF([have_lib])
AS_VAR_POPDEF([ac_lib])
])
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