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|
dnl Check for YAJL Libraries
dnl CHECK_YAJL(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
dnl Sets:
dnl YAJL_CFLAGS
dnl YAJL_LDADD
dnl YAJL_LDFLAGS
dnl YAJL_LIBS
AC_DEFUN([CHECK_YAJL],
[dnl
AC_REQUIRE([PKG_PROG_PKG_CONFIG])
YAJL_CONFIG=""
YAJL_VERSION=""
YAJL_CFLAGS=""
YAJL_CPPFLAGS=""
YAJL_LDADD=""
YAJL_LDFLAGS=""
YAJL_CONFIG=${PKG_CONFIG}
YAJL_PKGNAMES="yajl2 yajl"
YAJL_SONAMES="so la sl dll dylib"
AC_ARG_WITH(
yajl,
[AS_HELP_STRING([--with-yajl=PATH],[Path to yajl prefix or config script])]
,, with_yajl=yes)
AS_CASE(["${with_yajl}"],
[no], [test_paths=],
[yes], [test_paths="/usr/local/libyajl /usr/local/yajl /usr/local /opt/libyajl /opt/yajl /opt /usr"],
[test_paths="${with_yajl}"])
AS_IF([test "x${test_paths}" != "x"], [
AC_MSG_CHECKING([for libyajl config script])
for x in ${test_paths}; do
dnl # Determine if the script was specified and use it directly
if test ! -d "$x" -a -e "$x"; then
YAJL_CONFIG=$x
break
fi
dnl # Try known config script names/locations
for y in $YAJL_CONFIG; do
if test -e "${x}/bin/${y}"; then
YAJL_CONFIG="${x}/bin/${y}"
yajl_config="${YAJL_CONFIG}"
break
elif test -e "${x}/${y}"; then
YAJL_CONFIG="${x}/${y}"
yajl_config="${YAJL_CONFIG}"
break
fi
done
if test -n "${yajl_config}"; then
break
fi
done
dnl # Try known package names
if test -n "${YAJL_CONFIG}"; then
YAJL_PKGNAME=""
for x in ${YAJL_PKGNAMES}; do
if ${YAJL_CONFIG} --exists ${x}; then
YAJL_PKGNAME="$x"
break
fi
done
fi
if test -n "${YAJL_PKGNAME}"; then
AC_MSG_RESULT([${YAJL_CONFIG}])
YAJL_VERSION="`${YAJL_CONFIG} ${YAJL_PKGNAME} --modversion`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl VERSION: $YAJL_VERSION); fi
YAJL_CFLAGS="`${YAJL_CONFIG} ${YAJL_PKGNAME} --cflags`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl CFLAGS: $YAJL_CFLAGS); fi
YAJL_LDADD="`${YAJL_CONFIG} ${YAJL_PKGNAME} --libs-only-l`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl LDADD: $YAJL_LDADD); fi
YAJL_LDFLAGS="`${YAJL_CONFIG} ${YAJL_PKGNAME} --libs-only-L --libs-only-other`"
if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl LDFLAGS: $YAJL_LDFLAGS); fi
else
AC_MSG_RESULT([no])
dnl Hack to just try to find the lib and include
AC_MSG_CHECKING([for yajl install])
for x in ${test_paths}; do
for y in ${YAJL_SONAMES}; do
if test -e "${x}/libyajl.${y}"; then
yajl_lib_path="${x}/"
yajl_lib_name="yajl"
break
else
yajl_lib_path=""
yajl_lib_name=""
fi
done
if test -n "$yajl_lib_path"; then
break
fi
done
for x in ${test_paths}; do
if test -e "${x}/include/yajl_parse.h"; then
yajl_inc_path="${x}/include"
break
elif test -e "${x}/yajl_parse.h"; then
yajl_inc_path="${x}"
break
fi
dnl # Check some sub-paths as well
for yajl_pkg_name in ${yajl_lib_name} ${YAJL_PKGNAMES}; do
if test -e "${x}/include/${yajl_pkg_name}/yajl_parse.h"; then
yajl_inc_path="${x}/include"
break
elif test -e "${x}/${yajl_pkg_name}/yajl_parse.h"; then
yajl_inc_path="${x}"
break
else
yajl_inc_path=""
fi
done
if test -n "$yajl_inc_path"; then
break
fi
done
if test -n "${yajl_lib_path}" -a -n "${yajl_inc_path}"; then
YAJL_CONFIG=""
AC_MSG_RESULT([${yajl_lib_path} ${yajl_inc_path}])
YAJL_VERSION="2"
YAJL_CFLAGS="-I${yajl_inc_path}"
YAJL_LDADD="-l${yajl_lib_name}"
YAJL_LDFLAGS="-L${yajl_lib_path}"
else
YAJL_VERSION=""
AC_MSG_RESULT([no])
fi
fi
])
YAJL_LIBS=${YAJL_LDADD}
AC_SUBST(YAJL_CFLAGS)
AC_SUBST(YAJL_LDADD)
AC_SUBST(YAJL_LIBS)
AC_SUBST(YAJL_LDFLAGS)
if test -z "${YAJL_VERSION}"; then
ifelse([$2], , AC_MSG_NOTICE([optional yajl library not found]), $2)
else
AC_MSG_NOTICE([using yajl v${YAJL_VERSION}])
YAJL_CFLAGS="-DWITH_YAJL ${YAJL_CFLAGS}"
ifelse([$1], , , $1)
fi
])
|
