build system: Define which version of libkvm has been checked for.

The used `kvm_getswapinfo' is apparently an extension not all versions of the
kvm library support.

diff --git a/configure.in b/configure.in
index e6e2531..e8fe287 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1215,12 +1215,13 @@ then
   AC_SUBST(BUILD_WITH_LIBSTATGRAB_LDFLAGS)
 fi
 
-AC_CHECK_LIB(kvm, kvm_getswapinfo, [with_libkvm="yes"], [with_libkvm="no"])
-if test "x$with_libkvm" = "xyes"
+AC_CHECK_LIB(kvm, kvm_getswapinfo, [with_kvm_getswapinfo="yes"], [with_kvm_getswapinfo="no"])
+if test "x$with_kvm_getswapinfo" = "xyes"
 then
-       AC_DEFINE(HAVE_LIBKVM, 1, [Define to 1 if you have the 'kvm' library (-lkvm)])
+       AC_DEFINE(HAVE_LIBKVM_GETSWAPINFO, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_getswapinfo' symbol (-lkvm)])
 fi
-AM_CONDITIONAL(BUILD_WITH_LIBKVM, test "x$with_libkvm" = "xyes")
+AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETSWAPINFO, test "x$with_kvm_getswapinfo" = "xyes")
 
 with_sensors_cflags=""
 with_sensors_ldflags=""

diff --git a/src/Makefile.am b/src/Makefile.am
index 02b85fc..7dad340 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -537,7 +537,7 @@ endif
 if BUILD_WITH_LIBDEVINFO
 swap_la_LIBADD += -ldevinfo
 endif
-if BUILD_WITH_LIBKVM
+if BUILD_WITH_LIBKVM_GETSWAPINFO
 swap_la_LIBADD += -lkvm
 endif
 if BUILD_WITH_LIBSTATGRAB

diff --git a/src/swap.c b/src/swap.c
index 4d1f24d..7fa72dc 100644 (file)
--- a/src/swap.c
+++ b/src/swap.c
@@ -56,10 +56,10 @@ static kstat_t *ksp;
 /* No global variables */
 /* #endif defined(VM_SWAPUSAGE) */
 
-#elif HAVE_LIBKVM
+#elif HAVE_LIBKVM_GETSWAPINFO
 static kvm_t *kvm_obj = NULL;
 int kvm_pagesize;
-/* #endif HAVE_LIBKVM */
+/* #endif HAVE_LIBKVM_GETSWAPINFO */
 
 #elif HAVE_LIBSTATGRAB
 /* No global variables */
@@ -86,7 +86,7 @@ static int swap_init (void)
        /* No init stuff */
 /* #endif defined(VM_SWAPUSAGE) */
 
-#elif HAVE_LIBKVM
+#elif HAVE_LIBKVM_GETSWAPINFO
        if (kvm_obj != NULL)
        {
                kvm_close (kvm_obj);
@@ -105,7 +105,7 @@ static int swap_init (void)
                ERROR ("swap plugin: kvm_open failed.");
                return (-1);
        }
-/* #endif HAVE_LIBKVM */
+/* #endif HAVE_LIBKVM_GETSWAPINFO */
 
 #elif HAVE_LIBSTATGRAB
        /* No init stuff */
@@ -259,7 +259,7 @@ static int swap_read (void)
        swap_submit ("free", sw_usage.xsu_avail);
 /* #endif VM_SWAPUSAGE */
 
-#elif HAVE_LIBKVM
+#elif HAVE_LIBKVM_GETSWAPINFO
        struct kvm_swap data_s;
        int             status;
 
@@ -285,7 +285,7 @@ static int swap_read (void)
 
        swap_submit ("used", used);
        swap_submit ("free", free);
-/* #endif HAVE_LIBKVM */
+/* #endif HAVE_LIBKVM_GETSWAPINFO */
 
 #elif HAVE_LIBSTATGRAB
        sg_swap_stats *swap;