Move API.txt to doc/rcu-api.txt, install in system doc/

[urcu.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index d83e0270fd3b4fd49a26fb3ae741f3ddea62ddd6..6bf1cb928c3626aa258d7ab776343db31383bec7 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -78,7 +78,14 @@ AS_IF([test "$host_cpu" = "armv7l"],[
 # ARM-specific checks
 AS_IF([test "x$ARCHTYPE" = "xarm"],[
        AC_MSG_CHECKING([for dmb instruction])
-       AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[asm volatile("dmb":::"memory");]])],[
+       AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+                               int main()
+                               {
+                                       asm volatile("dmb":::"memory");
+                                       return 0;
+                               }
+               ]])
+       ],[
                AC_MSG_RESULT([yes])
                AC_DEFINE([CONFIG_RCU_ARM_HAVE_DMB], [1])
        ],[
@@ -102,9 +109,8 @@ AS_IF([test "x$ARCHTYPE" = "xx86"],[
 
 # Check if sys_futex() is available
 AC_MSG_CHECKING([for sys_futex()])
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
                #include <sys/syscall.h>
-       ]],[[
                #ifndef __NR_futex
                #error "futexes not available"
                #endif
@@ -173,11 +179,14 @@ AC_CHECK_FUNCS([sched_setaffinity],[
                # We do have it.  Confirm that we have CPU_ZERO, and it actually works.
                AC_MSG_CHECKING([whether CPU_ZERO works])
                AH_TEMPLATE([HAVE_CPU_ZERO], [Defined to 1 if we have CPU_ZERO and it works])
-               AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+               AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
                                #define _GNU_SOURCE
                                #include <sched.h>
-                       ]],[[
-                               cpu_set_t foo; CPU_ZERO (&foo);
+                               int main()
+                               {
+                                       cpu_set_t foo; CPU_ZERO (&foo);
+                                       return 0;
+                               }
                        ]])
                ],[
                        # Works!
@@ -190,11 +199,14 @@ AC_CHECK_FUNCS([sched_setaffinity],[
                # Check how many arguments does sched_setaffinity take.
                # Should be 3 or 2.
                AC_MSG_CHECKING([how many arguments sched_setaffinity takes])
-               AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+               AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
                                #include <sched.h>
-                       ]],[[
-                               cpu_set_t foo;
-                               sched_setaffinity (0, sizeof (foo), &foo);
+                               int main()
+                               {
+                                       cpu_set_t foo;
+                                       sched_setaffinity (0, sizeof (foo), &foo);
+                                       return 0;
+                               }
                        ]])
                ],
                [sched_set_affinity_args=3],
@@ -217,6 +229,7 @@ AC_CONFIG_LINKS([
 ])
 AC_CONFIG_FILES([
        Makefile
+       doc/Makefile
        tests/Makefile
        liburcu.pc
        liburcu-bp.pc