diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 40 |
1 files changed, 34 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac index 63c6ac6..3ef0ce0 100644 --- a/configure.ac +++ b/configure.ac @@ -34,6 +34,8 @@ AC_HEADER_STAT AC_HEADER_DIRENT AC_HEADER_ASSERT AC_CHECK_HEADERS([glob.h stdio.h stdlib.h stdbool.h string.h unistd.h errno.h sys/stat.h sys/types.h sys/wait.h fcntl.h semaphore.h time.h mqueue.h syslog.h],[],[AC_MSG_ERROR([*** missing essential header files])]) + +have_resolv="false" AC_CHECK_HEADERS([resolv.h], [ AC_CHECK_LIB([resolv], [__res_init], [], [AC_MSG_ERROR([__res_init not found int resolv])]) @@ -45,13 +47,39 @@ AC_CHECK_HEADERS([resolv.h], )], [ AC_MSG_RESULT([yes]) - AC_DEFINE_UNQUOTED([HAVE_RESOLVE], 1, [Define to 1 if you have libc resolv.]) - AM_CONDITIONAL(RESOLVE, true) + have_resolv="true" ], - [ - AC_MSG_RESULT([no]) - ]) - ],[AC_MSG_WARN([*** DNS information disabled])]) + [ AC_MSG_RESULT([no])]) + ],[]) +if test x"$have_resolv" = x"true" ; then + AC_DEFINE_UNQUOTED([HAVE_RESOLVE], 1, [Define to 1 if you have libc resolv.]) + AM_CONDITIONAL([RESOLVE], true) +else + AM_CONDITIONAL([RESOLVE], false) + AC_MSG_WARN([*** DNS information disabled]) +fi + +have_uname="false" +AC_CHECK_HEADERS([sys/utsname.h], + [ + AC_MSG_CHECKING([for working uname]) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/utsname.h>]], + [[struct utsname nm;]] + [[uname(&nm);]] + )], + [ + AC_MSG_RESULT([yes]) + have_uname="true" + ], + [ AC_MSG_RESULT([no])]) + ],[]) +if test x"$have_uname" = x"true" ; then + AC_DEFINE_UNQUOTED([HAVE_UNAME], 1, [Define to 1 if you have uname (sys/utsname.h) support.]) + AM_CONDITIONAL([UNAME], true) +else + AM_CONDITIONAL([RESOLVE], false) + AC_MSG_WARN([*** uname information disabled]) +fi # Checks for typedefs, structures, and compiler characteristics. AC_COMPUTE_INT |