build system: Skip a lot of Mac OS X only header checks when not on Mac OS X.

diff --git a/configure.in b/configure.in
index 522eccf8451dd9f94846cb7d9f7f3e5643576ea7..1c591c2f5f579057f300d12e990a2da75cdcb107 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -30,6 +30,24 @@ AC_PROG_LEX
 AC_PROG_YACC
 AC_CONFIG_SUBDIRS(libltdl)
 
+AC_MSG_CHECKING([for kernel type ($host_os)])
+case $host_os in
+       *linux*)
+       AC_DEFINE([KERNEL_LINUX], 1, [True if program is to be compiled for a Linux kernel])
+       ac_system="Linux"
+       ;;
+       *solaris*)
+       AC_DEFINE([KERNEL_SOLARIS], 1, [True if program is to be compiled for a Solaris kernel])
+       ac_system="Solaris"
+       ;;
+       *apple-darwin*)
+       ac_system="Mac OS X"
+       ;;
+       *)
+       ac_system="unknown"
+esac
+AC_MSG_RESULT([$ac_system])
+
 #
 # Checks for header files.
 #
@@ -174,7 +192,12 @@ AC_CHECK_HEADERS(netinet/udp.h, [], [],
 ])
 
 # For cpu modules
-AC_CHECK_HEADERS(sys/dkstat.h mach/mach_init.h mach/host_priv.h mach/mach_error.h mach/mach_host.h mach/mach_port.h mach/mach_types.h mach/message.h mach/processor_set.h mach/processor.h mach/processor_info.h mach/task.h mach/thread_act.h mach/vm_region.h mach/vm_map.h mach/vm_prot.h mach/vm_statistics.h mach/kern_return.h)
+AC_CHECK_HEADERS(sys/dkstat.h)
+if test ac_system = "Mac OS X"
+then
+       AC_CHECK_HEADERS(mach/mach_init.h mach/host_priv.h mach/mach_error.h mach/mach_host.h mach/mach_port.h mach/mach_types.h mach/message.h mach/processor_set.h mach/processor.h mach/processor_info.h mach/task.h mach/thread_act.h mach/vm_region.h mach/vm_map.h mach/vm_prot.h mach/vm_statistics.h mach/kern_return.h)
+       AC_CHECK_HEADERS(CoreFoundation/CoreFoundation.h IOKit/IOKitLib.h IOKit/IOTypes.h IOKit/ps/IOPSKeys.h IOKit/IOBSD.h IOKit/storage/IOBlockStorageDriver.h)
+fi
 AC_CHECK_HEADERS(sys/sysctl.h, [], [],
 [
 #if HAVE_SYS_TYPES_H
@@ -188,9 +211,6 @@ AC_CHECK_HEADERS(sys/sysctl.h, [], [],
 # For hddtemp module
 AC_CHECK_HEADERS(linux/major.h libgen.h)
 
-# For the apple_sensors module
-AC_CHECK_HEADERS(CoreFoundation/CoreFoundation.h IOKit/IOKitLib.h IOKit/IOTypes.h IOKit/ps/IOPSKeys.h IOKit/IOBSD.h IOKit/storage/IOBlockStorageDriver.h)
-
 # For the battery plugin
 AC_CHECK_HEADERS(IOKit/ps/IOPowerSources.h, [], [],
 [
@@ -281,7 +301,7 @@ AC_CHECK_HEADERS(linux/un.h, [], [],
 #endif
 ])
 
-AC_CHECK_HEADERS(curl/curl.h pwd.h grp.h sys/un.h ctype.h limits.h sys/quota.h xfs/xqm.h fs_info.h fshelp.h paths.h mntent.h mnttab.h sys/fstyp.h sys/fs_types.h sys/mntent.h sys/mnttab.h sys/statfs.h sys/statvfs.h sys/vfs.h sys/vfstab.h kvm.h)
+AC_CHECK_HEADERS(pwd.h grp.h sys/un.h ctype.h limits.h sys/quota.h xfs/xqm.h fs_info.h fshelp.h paths.h mntent.h mnttab.h sys/fstyp.h sys/fs_types.h sys/mntent.h sys/mnttab.h sys/statfs.h sys/statvfs.h sys/vfs.h sys/vfstab.h kvm.h)
 
 # For the dns plugin
 AC_CHECK_HEADERS(arpa/nameser.h)
@@ -635,21 +655,6 @@ AC_CHECK_MEMBERS([kstat_io_t.nwritten, kstat_io_t.writes, kstat_io_t.nwrites, ks
 #endif
        ])
 
-AC_MSG_CHECKING([for kernel type ($host_os)])
-case $host_os in
-       *linux*)
-       AC_DEFINE([KERNEL_LINUX], 1, [True if program is to be compiled for a Linux kernel])
-       ac_system="Linux"
-       ;;
-       *solaris*)
-       AC_DEFINE([KERNEL_SOLARIS], 1, [True if program is to be compiled for a Solaris kernel])
-       ac_system="Solaris"
-       ;;
-       *)
-       ac_system="unknown"
-esac
-AC_MSG_RESULT([$ac_system])
-
 with_libresolv="yes"
 AC_CHECK_LIB(resolv, res_search,
 [
@@ -899,7 +904,7 @@ AC_ARG_WITH(lm-sensors, [AS_HELP_STRING([--with-lm-sensors@<:@=PREFIX@:>@], [Pat
        then
                with_lm_sensors="yes"
        else
-               with_lm_sensors="no"
+               with_lm_sensors="no (Linux only library)"
        fi
 ])
 if test "x$with_lm_sensors" = "xyes"