Fix boost not found on debian-testing MP-628

[m4-moved-to-github.git] / boost.m4

diff --git a/boost.m4 b/boost.m4
index 5eb0cfa..b0519da 100644 (file)
--- a/boost.m4
+++ b/boost.m4
@@ -54,9 +54,9 @@ AC_DEFUN([ID_BOOST],
            AC_LANG_CONFTEST(
                [AC_LANG_SOURCE([[
 #include <boost/version.hpp>
-version_is:BOOST_VERSION
+BOOST_VERSION
 ]])])
-           BOOST_GOT_VERSION=`(eval "$ac_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD | $EGREP version_is 2>/dev/null | cut -d ":" -f2`
+           BOOST_GOT_VERSION=`(eval "$ac_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD | grep -v '#' | grep -v '^$' 2>/dev/null`
            if test -z "$BOOST_GOT_VERSION" -o \
                "$BOOST_GOT_VERSION" = "BOOST_VERSION"; then
                AC_MSG_RESULT([no])
@@ -74,7 +74,7 @@ version_is:BOOST_VERSION
                        if test "$BOOST_GOT_VERSION" -ge 104100; then
                            AC_MSG_CHECKING([Boost system])
                            saveLIBS="${LIBS}"
-                           for l in "${BOOST_TOOLSET}-mt" "${BOOST_TOOLSET}"; do
+                           for l in "${BOOST_TOOLSET}" "${BOOST_TOOLSET}-mt"; do
                                trylib="-lboost_system${l}"
                                LIBS="${saveLIBS} ${trylib}"
                                AC_LINK_IFELSE([AC_LANG_PROGRAM([[
@@ -90,6 +90,7 @@ int x = BOOST_VERSION;
                                AC_MSG_RESULT([yes])
                            else
                                AC_MSG_RESULT([no])
+                               LIBS="${saveLIBS}"
                            fi
                        fi
                        ;;
@@ -98,7 +99,7 @@ int x = BOOST_VERSION;
                        AC_SUBST([BOOST_THREAD_LIB])
                        saveLIBS="${LIBS}"
                        BOOST_THREAD_LIB=""
-                       for l in "${BOOST_TOOLSET}-mt" "${BOOST_TOOLSET}"; do
+                       for l in "${BOOST_TOOLSET}" "${BOOST_TOOLSET}-mt"; do
                            trylib="-lboost_thread${l}"
                            LIBS="${saveLIBS} ${trylib}"
                        AC_LINK_IFELSE([AC_LANG_PROGRAM([[
@@ -114,6 +115,7 @@ int x = BOOST_VERSION;
                            AC_MSG_RESULT([yes])
                        else
                            AC_MSG_RESULT([no])
+                           LIBS="${saveLIBS}"
                        fi
                        ;;
                    test)
@@ -121,7 +123,7 @@ int x = BOOST_VERSION;
                        saveLIBS="${LIBS}"
                        AC_SUBST([BOOST_TEST_LIB])
                        BOOST_TEST_LIB=""
-                       for l in boost_unit_test_framework${BOOST_TOOLSET}-mt boost_unit_test_framework${BOOST_TOOLSET}; do
+                       for l in boost_unit_test_framework${BOOST_TOOLSET} boost_unit_test_framework${BOOST_TOOLSET}-mt; do
                            LIBS="${saveLIBS} -l${l}"
                            AC_LINK_IFELSE([AC_LANG_SOURCE([[
 #define BOOST_TEST_DYN_LINK
@@ -149,7 +151,7 @@ BOOST_AUTO_TEST_CASE( t )
                        AC_SUBST([BOOST_REGEX_LIB])
                        saveLIBS="${LIBS}"
                        BOOST_REGEX_LIB=""
-                       for l in boost_regex${BOOST_TOOLSET}-mt boost_regex${BOOST_TOOLSET}; do
+                       for l in boost_regex${BOOST_TOOLSET} boost_regex${BOOST_TOOLSET}-mt; do
                            LIBS="${saveLIBS} -l${l}"
                        AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 #include <boost/version.hpp>
@@ -164,6 +166,7 @@ int x = BOOST_VERSION;
                            AC_MSG_RESULT([yes])
                        else
                            AC_MSG_RESULT([no])
+                           LIBS="${saveLIBS}"
                        fi
                        ;;
                esac