X-Git-Url: https://code.delx.au/pulseaudio/blobdiff_plain/711de8df9b78a46d4e12b810c26d26e9ead294e6..a382492204ad3588c0c837e120e5bc31578df72a:/acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index bedf51c3..f3a4ac52 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -174,6 +174,17 @@ if test "x$acx_pthread_ok" = xyes; then
                 PTHREAD_CFLAGS="$flag $PTHREAD_CFLAGS"
         fi
 
+        AC_MSG_CHECKING([if pthread_yield is available])
+        flag=no
+        AC_TRY_LINK([#include <pthread.h>],
+                    [pthread_yield();],
+                    [flag=yes])
+        AC_MSG_RESULT(${flag})
+        if test "x$flag" != xno; then
+                AC_DEFINE(HAVE_PTHREAD_YIELD, 1,
+                          [Define to 1 if you have the 'pthread_yield' function.])
+        fi
+
         LIBS="$save_LIBS"
         CFLAGS="$save_CFLAGS"
 
@@ -197,3 +208,44 @@ else
 fi
 AC_LANG_RESTORE
 ])dnl ACX_PTHREAD
+
+AC_DEFUN([AC_CHECK_DEFINE],[
+AS_VAR_PUSHDEF([ac_var],[ac_cv_defined_$1_$2])dnl
+AC_CACHE_CHECK([for $1 in $2], ac_var,
+AC_TRY_COMPILE([#include <$2>],[
+  #ifdef $1
+  int ok;
+  #else
+  choke me
+  #endif
+],AS_VAR_SET(ac_var, yes),AS_VAR_SET(ac_var, no)))
+AS_IF([test AS_VAR_GET(ac_var) != "no"], [$3], [$4])dnl
+AS_VAR_POPDEF([ac_var])dnl
+])
+
+AC_DEFUN([ACX_LIBWRAP], [
+LIBWRAP_LIBS=
+saved_LIBS="$LIBS"
+LIBS="$LIBS -lwrap"
+AC_MSG_CHECKING([for tcpwrap library and headers])
+AC_LINK_IFELSE(
+AC_LANG_PROGRAM(
+[#include <tcpd.h>
+#include <syslog.h>
+int allow_severity = LOG_INFO;
+int deny_severity = LOG_WARNING;],
+[struct request_info *req; 
+return hosts_access (req);]),
+[AC_DEFINE(HAVE_LIBWRAP, [], [Have tcpwrap?])
+LIBWRAP_LIBS="-lwrap"
+AC_MSG_RESULT(yes)],
+[AC_MSG_RESULT(no)])
+LIBS="$saved_LIBS"
+])
+
+AC_DEFUN([ACX_LIRC], [
+LIRC_CFLAGS=
+LIRC_LIBS=
+AC_CHECK_HEADER(lirc/lirc_client.h,[AC_CHECK_LIB(lirc_client,lirc_init,[HAVE_LIRC=1
+LIRC_LIBS=-llirc_client],HAVE_LIRC=0)],HAVE_LIRC=0)
+])