viced: Keep H_LOCK while locking host in h_Alloc_r
[openafs.git] / acinclude.m4
index 41a0019..92cad6f 100644 (file)
@@ -199,7 +199,7 @@ AC_ARG_ENABLE([optimize-kernel],
         [disable compilation of the kernel module with optimization (defaults
          based on platform)])],
     , 
-    [enable_optimize_kernel="yes"])
+    [enable_optimize_kernel=""])
 AC_ARG_ENABLE([debug-lwp],
     [AS_HELP_STRING([--enable-debug-lwp],
         [enable compilation of the LWP code with debugging information
@@ -244,21 +244,25 @@ AC_ARG_WITH([html-xsl],
 
 AC_ARG_WITH([docbook2pdf],
        AS_HELP_STRING([--with-docbook2pdf=ARG],
-       [which Docbook to PDF utility to use (possible choices are: fop, docbook2pdf, dblatex)]),
+       [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
                [DOCBOOK2PDF="$withval"],
-       AC_CHECK_PROGS([DOCBOOK2PDF], [fop docbook2pdf dblatex], [echo]))
+       AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo]))
 
 AC_ARG_WITH([docbook-stylesheets],
        AS_HELP_STRING([--with-docbook-stylesheets=ARG],
        [location of DocBook stylesheets (default is to search a set of likely paths)]),
                [DOCBOOK_STYLESHEETS="$withval"],
        OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS], [/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/xml/docbook/xsl-stylesheets /usr/share/sgml/docbook/docbook-xsl-stylesheets /usr/share/sgml/docbook/xsl-stylesheets /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl], [$HTML_XSL])
-       if test "x$DOCBOOK_STYLESHEETS" == "x"; then
+       if test "x$DOCBOOK_STYLESHEETS" = "x"; then
                AC_WARN([Docbook stylesheets not found; some documentation can't be built])
        fi)
 
 enable_login="no"
 
+dnl Check whether kindlegen exists.  If not, we'll suppress that part of the
+dnl documentation build.
+AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
+
 dnl weird ass systems
 dnl AC_AIX
 AC_ISC_POSIX
@@ -746,6 +750,8 @@ case $AFS_SYSNAME in
     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
 esac
 
+OPENAFS_OSCONF
+
 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 
                # Add (sub-) architecture-specific paths needed by conftests
@@ -882,6 +888,9 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
                 AC_CHECK_LINUX_FUNC([rcu_read_lock],
                                     [#include <linux/rcupdate.h>],
                                     [rcu_read_lock();])
+                AC_CHECK_LINUX_FUNC([set_nlink],
+                                    [#include <linux/fs.h>],
+                                    [set_nlink(NULL, 1);])
                 AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
                                     [#include <linux/splice.h>],
                                     [splice_direct_to_actor(NULL,NULL,NULL);])
@@ -891,6 +900,9 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
                 AC_CHECK_LINUX_FUNC([zero_user_segments],
                                     [#include <linux/highmem.h>],
                                     [zero_user_segments(NULL, 0, 0, 0, 0);])
+                AC_CHECK_LINUX_FUNC([noop_fsync],
+                                    [#include <linux/fs.h>],
+                                    [void *address = &noop_fsync; printk("%p\n", address)];)
 
                 dnl Consequences - things which get set as a result of the
                 dnl                above tests
@@ -912,9 +924,11 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
                 LINUX_IOP_I_PERMISSION_TAKES_FLAGS
                 LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
                 LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
+                LINUX_DOP_D_DELETE_TAKES_CONST
                 LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
                 LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
                 LINUX_FOP_F_FSYNC_TAKES_DENTRY
+                LINUX_FOP_F_FSYNC_TAKES_RANGE
                 LINUX_AOP_WRITEBACK_CONTROL
                 LINUX_FS_STRUCT_FOP_HAS_SPLICE
                 LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
@@ -936,6 +950,8 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
                 LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
                 LINUX_HAVE_DCACHE_LOCK
                 LINUX_D_COUNT_IS_INT
+                LINUX_IOP_MKDIR_TAKES_UMODE_T
+                LINUX_IOP_CREATE_TAKES_UMODE_T
 
                 dnl If we are guaranteed that keyrings will work - that is
                 dnl  a) The kernel has keyrings enabled
@@ -1090,6 +1106,7 @@ else
   fi
   
 fi
+XLIBS="$LIB_AFSDB $XLIBS"
 
 AC_CHECK_RESOLV_RETRANS
 
@@ -1261,7 +1278,6 @@ AC_CHECK_HEADERS([ \
                   pthread_np.h \
                   pwd.h \
                   regex.h \
-                  resolv.h \
                   security/pam_appl.h \
                   signal.h \
                   stdint.h \
@@ -1303,12 +1319,24 @@ AC_CHECK_HEADERS([ \
                   unistd.h \
                   windows.h \
                ])
+
+AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif])
+
 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
 #ifdef HAVE_SYS_SOCKET_H
 # include <sys/socket.h>
 #endif])
 
 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
+#ifdef HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif
 #ifdef HAVE_NET_IF_H
 # include <net/if.h>
 #endif])
@@ -1333,6 +1361,9 @@ AC_CHECK_TYPES([fsblkcnt_t],,,[
 #endif
 ])
 
+dnl see what struct stat has for timestamps
+AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
+
 dnl check for curses-lib
 save_LIBS=$LIBS
 AC_CHECK_LIB( [ncurses], [setupterm],
@@ -1450,6 +1481,7 @@ AC_REPLACE_FUNCS([ \
        gettimeofday \
        localtime_r \
        mkstemp \
+       setenv \
        strcasecmp \
        strlcat \
        strnlen \
@@ -1459,6 +1491,7 @@ AC_REPLACE_FUNCS([ \
        tfind \
        tsearch \
        twalk \
+       unsetenv \
        verr \
        verrx \
        vsyslog \
@@ -1561,8 +1594,44 @@ AC_CHECK_FUNCS([ \
        pthread_set_name_np \
        pthread_setname_np \
 ])
+
+dnl Sadly, there are three different versions of pthread_setname_np.
+dnl Try to cater for all of them.
+if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
+    AC_MSG_CHECKING([for signature of pthread_setname_np])
+    AC_TRY_COMPILE([
+#include <pthread.h>
+#ifdef HAVE_PTHREAD_NP_H
+#include <pthread_np.h>
+#endif
+], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
+       AC_MSG_RESULT([three arguments])
+       pthread_setname_np_args=3], [
+       AC_TRY_COMPILE([
+#include <pthread.h>
+#ifdef HAVE_PTHREAD_NP_H
+#include <pthread_np.h>
+#endif
+], [pthread_setname_np(pthread_self(), "test")], [
+           AC_MSG_RESULT([two arguments])
+           pthread_setname_np_args=2], [
+           AC_TRY_COMPILE([
+#include <pthread.h>
+#ifdef HAVE_PTHREAD_NP_H
+#include <pthread_np.h>
+#endif
+], [pthread_setname_np("test")], [
+               AC_MSG_RESULT([one argument])
+               pthread_setname_np_args=1], [pthread_setname_np_args=0])
+])
+])
+AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
+fi
 LIBS="$save_LIBS"
 
+openafs_cv_saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
+
 AC_TYPE_SIGNAL
 OPENAFS_RETSIGTYPE
 AC_CHECK_SIZEOF(void *)
@@ -1611,6 +1680,8 @@ AC_CHECK_TYPES([long long], [], [], [])
 
 AC_SIZEOF_TYPE(long)
 
+CFLAGS="$openafs_cv_saved_CFLAGS"
+
 RRA_HEADER_PAM_CONST
 
 
@@ -1688,7 +1759,6 @@ AC_SUBST(XSLTPROC)
 AC_SUBST(DOCBOOK2PDF)
 AC_SUBST(DOCBOOK_STYLESHEETS)
 
-OPENAFS_OSCONF
 OPENAFS_FUSE
 OPENAFS_SWIG