mirror of
https://github.com/owasp-modsecurity/ModSecurity.git
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8d4c3e4f5c
Now searching for yajl using find_yajl.m4 macro file instead of using pkg-config directly. If YAJL was not found or if it was disabled in the configure phase, the code will be compiled without JSON support.
154 lines
4.3 KiB
Plaintext
154 lines
4.3 KiB
Plaintext
dnl Check for YAJL Libraries
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dnl CHECK_YAJL(ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
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dnl Sets:
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dnl YAJL_CFLAGS
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dnl YAJL_LDADD
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dnl YAJL_LDFLAGS
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dnl YAJL_LIBS
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AC_DEFUN([CHECK_YAJL],
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[dnl
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AC_REQUIRE([PKG_PROG_PKG_CONFIG])
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YAJL_CONFIG=""
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YAJL_VERSION=""
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YAJL_CFLAGS=""
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YAJL_CPPFLAGS=""
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YAJL_LDADD=""
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YAJL_LDFLAGS=""
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YAJL_CONFIG=${PKG_CONFIG}
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YAJL_PKGNAMES="yajl2 yajl"
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YAJL_SONAMES="so la sl dll dylib"
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AC_ARG_WITH(
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yajl,
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[AC_HELP_STRING([--with-yajl=PATH],[Path to yajl prefix or config script])]
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,, with_yajl=yes)
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AS_CASE(["${with_yajl}"],
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[no], [test_paths=],
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[yes], [test_paths="/usr/local/libyajl /usr/local/yajl /usr/local /opt/libyajl /opt/yajl /opt /usr"],
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[test_paths="${with_yajl}"])
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AS_IF([test "x${test_paths}" != "x"], [
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AC_MSG_CHECKING([for libyajl config script])
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for x in ${test_paths}; do
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dnl # Determine if the script was specified and use it directly
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if test ! -d "$x" -a -e "$x"; then
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YAJL_CONFIG=$x
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break
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fi
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dnl # Try known config script names/locations
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for y in $YAJL_CONFIG; do
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if test -e "${x}/bin/${y}"; then
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YAJL_CONFIG="${x}/bin/${y}"
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yajl_config="${YAJL_CONFIG}"
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break
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elif test -e "${x}/${y}"; then
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YAJL_CONFIG="${x}/${y}"
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yajl_config="${YAJL_CONFIG}"
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break
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fi
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done
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if test -n "${yajl_config}"; then
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break
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fi
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done
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dnl # Try known package names
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if test -n "${YAJL_CONFIG}"; then
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YAJL_PKGNAME=""
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for x in ${YAJL_PKGNAMES}; do
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if ${YAJL_CONFIG} --exists ${x}; then
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YAJL_PKGNAME="$x"
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break
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fi
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done
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fi
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if test -n "${YAJL_PKGNAME}"; then
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AC_MSG_RESULT([${YAJL_CONFIG}])
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YAJL_VERSION="`${YAJL_CONFIG} ${YAJL_PKGNAME} --modversion`"
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if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl VERSION: $YAJL_VERSION); fi
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YAJL_CFLAGS="`${YAJL_CONFIG} ${YAJL_PKGNAME} --cflags`"
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if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl CFLAGS: $YAJL_CFLAGS); fi
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YAJL_LDADD="`${YAJL_CONFIG} ${YAJL_PKGNAME} --libs-only-l`"
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if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl LDADD: $YAJL_LDADD); fi
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YAJL_LDFLAGS="`${YAJL_CONFIG} ${YAJL_PKGNAME} --libs-only-L --libs-only-other`"
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if test "$verbose_output" -eq 1; then AC_MSG_NOTICE(yajl LDFLAGS: $YAJL_LDFLAGS); fi
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else
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AC_MSG_RESULT([no])
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dnl Hack to just try to find the lib and include
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AC_MSG_CHECKING([for yajl install])
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for x in ${test_paths}; do
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for y in ${YAJL_SONAMES}; do
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if test -e "${x}/libyajl.${y}"; then
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yajl_lib_path="${x}/"
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yajl_lib_name="yajl"
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break
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else
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yajl_lib_path=""
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yajl_lib_name=""
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fi
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done
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if test -n "$yajl_lib_path"; then
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break
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fi
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done
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for x in ${test_paths}; do
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if test -e "${x}/include/yajl.h"; then
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yajl_inc_path="${x}/include"
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break
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elif test -e "${x}/yajl.h"; then
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yajl_inc_path="${x}"
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break
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fi
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dnl # Check some sub-paths as well
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for yajl_pkg_name in ${yajl_lib_name} ${YAJL_PKGNAMES}; do
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if test -e "${x}/include/${yajl_pkg_name}/yajl.h"; then
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yajl_inc_path="${x}/include"
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break
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elif test -e "${x}/${yajl_pkg_name}/yajl.h"; then
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yajl_inc_path="${x}"
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break
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else
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yajl_inc_path=""
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fi
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done
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if test -n "$yajl_inc_path"; then
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break
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fi
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done
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if test -n "${yajl_lib_path}" -a -n "${yajl_inc_path}"; then
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YAJL_CONFIG=""
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AC_MSG_RESULT([${yajl_lib_path} ${yajl_inc_path}])
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YAJL_VERSION="2"
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YAJL_CFLAGS="-I${yajl_inc_path}"
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YAJL_LDADD="-l${yajl_lib_name}"
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YAJL_LDFLAGS="-L${yajl_lib_path}"
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else
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YAJL_VERSION=""
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AC_MSG_RESULT([no])
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fi
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fi
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])
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YAJL_LIBS=${YAJL_LDADD}
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AC_SUBST(YAJL_CFLAGS)
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AC_SUBST(YAJL_LDADD)
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AC_SUBST(YAJL_LIBS)
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AC_SUBST(YAJL_LDFLAGS)
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if test -z "${YAJL_VERSION}"; then
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ifelse([$2], , AC_MSG_NOTICE([optional yajl library not found]), $2)
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else
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AC_MSG_NOTICE([using yajl v${YAJL_VERSION}])
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YAJL_CFLAGS="-DWITH_YAJL ${YAJL_CFLAGS}"
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ifelse([$1], , , $1)
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fi
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])
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