ChangeLog: Fix a typo.

[collectd.git] / configure.in

diff --git a/configure.in b/configure.in
index 637a56a..589ff75 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1463,11 +1463,16 @@ AC_ARG_WITH(libiptc, [AS_HELP_STRING([--with-libiptc@<:@=PREFIX@:>@], [Path to l
                with_libiptc="no (Linux only)"
        fi
 ])
+SAVE_CPPFLAGS="$CPPFLAGS"
+SAVE_LDFLAGS="$LDFLAGS"
+CPPFLAGS="$CPPFLAGS $LIBIPTC_CPPFLAGS"
+LDFLAGS="$LDFLAGS $LIBIPTC_LDFLAGS"
+# check whether the header file for libiptc is available.
 if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
 then
-       AC_CHECK_LIB(iptc, iptc_init,
+       AC_CHECK_HEADERS(libiptc/libiptc.h,
        [
-               AC_DEFINE(HAVE_LIBIPTC, 1, [Define to 1 if you have the iptc library (-liptc).])
+               AC_DEFINE(HAVE_LIBIPTC_LIBIPTC_H, 1, [Define to 1 if you have the <libiptc/libiptc.h> header file.])
        ],
        [
                with_libiptc="yes"
@@ -1476,36 +1481,20 @@ then
 fi
 if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
 then
-       AC_CHECK_HEADERS(libiptc/libiptc.h,
+       AC_CHECK_HEADERS(libiptc/libip6tc.h,
        [
-               AC_DEFINE(HAVE_LIBIPTC_LIBIPTC_H, 1, [Define to 1 if you have the <libiptc/libiptc.h> header file.])
+               AC_DEFINE(HAVE_LIBIPTC_LIBIP6TC_H, 1, [Define to 1 if you have the <libiptc/libip6tc.h> header file.])
        ],
        [
                with_libiptc="yes"
                with_own_libiptc="yes"
        ])
 fi
-if test "x$with_libiptc" = "xyes"
-then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$CPPFLAGS $LIBIPTC_CPPFLAGS"
-
-       AC_CHECK_HEADERS(linux/netfilter_ipv4/ip_tables.h linux/netfilter_ipv6/ip6_tables.h, [],
-       [
-               with_libiptc="no (Linux iptables headers not found - check KERNEL_DIR)"
-               with_own_libiptc="no"
-       ],
-       [
-#include "$srcdir/src/owniptc/ipt_kernel_headers.h"
-       ])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
-fi
-if test "x$with_libiptc" = "xyes"
+# If the header file is available, check for the required type declaractions.
+# They may be missing in old versions of libiptc. In that case, they will be
+# declared in the iptables plugin.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
 then
-       SAVE_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="$CPPFLAGS $LIBIPTC_CPPFLAGS"
-
        AC_CHECK_TYPES([iptc_handle_t, ip6tc_handle_t], [], [],
        [
 #if OWN_LIBIPTC
@@ -1516,8 +1505,31 @@ then
 # include <libiptc/libip6tc.h>
 #endif
        ])
-
-       CPPFLAGS="$SAVE_CPPFLAGS"
+fi
+# Check for the iptc_init symbol in the library.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xno"
+then
+       AC_CHECK_LIB(iptc, iptc_init,
+       [
+               AC_DEFINE(HAVE_LIBIPTC, 1, [Define to 1 if you have the iptc library (-liptc).])
+       ],
+       [
+               with_libiptc="yes"
+               with_own_libiptc="yes"
+       ])
+fi
+# The system wide version failed for some reason. Check if we have the required
+# headers to build the shipped version.
+if test "x$with_libiptc" = "xyes" && test "x$with_own_libiptc" = "xyes"
+then
+       AC_CHECK_HEADERS(linux/netfilter_ipv4/ip_tables.h linux/netfilter_ipv6/ip6_tables.h linux/netfilter/x_tables.h, [],
+       [
+               with_libiptc="no (Linux iptables headers not found)"
+               with_own_libiptc="no"
+       ],
+       [
+#include "$srcdir/src/owniptc/ipt_kernel_headers.h"
+       ])
 fi
 AM_CONDITIONAL(BUILD_WITH_LIBIPTC, test "x$with_libiptc" = "xyes")
 AM_CONDITIONAL(BUILD_WITH_OWN_LIBIPTC, test "x$with_own_libiptc" = "xyes")
@@ -1532,6 +1544,8 @@ if test "x$with_own_libiptc" = "xyes"
 then
        AC_DEFINE(OWN_LIBIPTC, 1, [Define to 1 if we use the shipped iptc library.])
 fi
+CPPFLAGS="$SAVE_CPPFLAGS"
+LDFLAGS="$SAVE_LDFLAGS"
 # }}}
 
 # --with-java {{{
@@ -1559,7 +1573,7 @@ then
        if test -d "$with_java_home"
        then
                AC_MSG_CHECKING([for jni.h])
-               TMPDIR=`find -L "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               TMPDIR=`find "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' | head -n 1`
                if test "x$TMPDIR" != "x"
                then
                        AC_MSG_RESULT([found in $TMPDIR])
@@ -1569,7 +1583,7 @@ then
                fi
 
                AC_MSG_CHECKING([for jni_md.h])
-               TMPDIR=`find -L "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
+               TMPDIR=`find "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' | head -n 1`
                if test "x$TMPDIR" != "x"
                then
                        AC_MSG_RESULT([found in $TMPDIR])
@@ -1579,7 +1593,7 @@ then
                fi
 
                AC_MSG_CHECKING([for libjvm.so])
-               TMPDIR=`find -L "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
+               TMPDIR=`find "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' | head -n 1`
                if test "x$TMPDIR" != "x"
                then
                        AC_MSG_RESULT([found in $TMPDIR])
@@ -1591,7 +1605,7 @@ then
                if test "x$JAVAC" = "x"
                then
                        AC_MSG_CHECKING([for javac])
-                       TMPDIR=`find -L "$with_java_home" -name javac -type f | head -n 1`
+                       TMPDIR=`find "$with_java_home" -name javac -type f | head -n 1`
                        if test "x$TMPDIR" != "x"
                        then
                                JAVAC="$TMPDIR"