r42: Reverse the header-checking logic: use a local nbd.h and fall back to

[nbd.git] / configure.in

diff --git a/configure.in b/configure.in
index 86d7ac9..15b1015 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,7 +1,23 @@
 dnl Configure script for NBD system
 dnl (c) 1998 Martin Mares <mj@ucw.cz>, (c) 2000 Pavel Machek <pavel@ucw.cz>
-AC_INIT(nbd, 2.5, wouter@debian.org)
-
+AC_INIT(nbd, 2.6, wouter@debian.org)
+AC_ARG_ENABLE(lfs, AC_HELP_STRING([--enable-lfs],[Enable Large File Support]), [NBD_LFS=1], [NBD_LFS=0])
+AC_MSG_CHECKING([whether Large File Support should be enabled])
+if test $NBD_LFS -eq 1; then
+  AC_DEFINE(NBD_LFS,1, [Define to 1 if Large File Support should be enabled])
+  AC_MSG_RESULT([yes])
+else
+  AC_DEFINE(NBD_LFS,0)
+  AC_MSG_RESULT([no])
+fi
+AC_ARG_ENABLE(syslog, AC_HELP_STRING([--enable-syslog],[Enable Syslog logging]), [ISSERVER=1], [ISSERVER=0])
+AC_MSG_CHECKING([whether syslog logging is requested])
+if test $ISSERVER -eq 1; then
+  AC_DEFINE(ISSERVER,1, [Define to 1 if you want nbd-server to log through syslog])
+  AC_MSG_RESULT([yes])
+else
+  AC_MSG_RESULT([no])
+fi
 AC_PROG_CC
 AC_MSG_CHECKING(whether warnings should be enabled)
 if test -n "$GCC" ; then
@@ -13,19 +29,32 @@ fi
 #AC_PROG_INSTALL
 AC_C_BIGENDIAN
 AC_C_INLINE
+AC_C_CONST
 AC_CHECK_SIZEOF(unsigned short int)
 AC_CHECK_SIZEOF(unsigned int)
 AC_CHECK_SIZEOF(unsigned long int)
 AC_CHECK_SIZEOF(unsigned long long int)
-AC_CHECK_FUNCS(llseek)
+AC_CHECK_FUNCS([llseek alarm gethostbyname inet_ntoa memset socket strerror strstr])
+AC_FUNC_FORK
+AC_FUNC_SETVBUF_REVERSED
 AC_MSG_CHECKING(whether client should be built)
 case "`uname`" in
      *Linux*) BUILD_CLIENT=nbd-client
              AC_MSG_RESULT(yes)
               ;;
      *) AC_MSG_RESULT(no) ;;
-     esac
-AC_CHECK_HEADERS([linux/nbd.h])
+esac
+AC_MSG_CHECKING(whether there is a local nbd.h)
+if test -f nbd.h; then
+  AC_DEFINE(HAVE_LOCAL_NBD_H,1, [Define to 1 if you want to use a local nbd.h (not provided, must be supplied by you])
+  AC_MSG_RESULT(yes)
+else
+  AC_MSG_RESULT(no)
+fi
+AC_CHECK_HEADERS([linux/nbd.h arpa/inet.h fcntl.h netdb.h netinet/in.h sys/ioctl.h sys/mount.h sys/socket.h syslog.h])
+AC_HEADER_SYS_WAIT
+AC_TYPE_OFF_T
+AC_TYPE_PID_T
 AC_SUBST(BUILD_CLIENT)
 AC_CONFIG_HEADER(config.h)
 AC_OUTPUT(Makefile)