From: Peter Hutterer <peter@cs.unisa.edu.au>
Date: Tue, 27 May 2008 02:03:36 +0000 (+0930)
Subject: Test for XI2 functions in libXi, add #ifdefs to build in non-XI2 setups.
X-Git-Url: https://diplodocus.org/git/xorg-xinput/commitdiff_plain/8578813fda6787866b6a23b265696a673b213724?ds=sidebyside;hp=--cc

Test for XI2 functions in libXi, add #ifdefs to build in non-XI2 setups.
---

8578813fda6787866b6a23b265696a673b213724
diff --git a/configure.ac b/configure.ac
index f38914f..dfbad9e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,8 +13,16 @@ AC_PROG_INSTALL
 
 # Checks for pkg-config packages
 PKG_CHECK_MODULES(XINPUT, x11 xext xi [inputproto >= 1.4])
+
+LIBS="$XINPUT_LIBS $LIBS"
+AC_CHECK_LIB(Xi, XSetClientPointer,
+             have_xi2=yes AC_DEFINE(HAVE_XI2, 1, [Enabling XI 2 calls]),
+             have_xi2=no)
+AM_CONDITIONAL(HAVE_XI2, test "x$have_xi2" == xyes)
+
 AC_SUBST(XINPUT_CFLAGS)
 AC_SUBST(XINPUT_LIBS)
+AC_SUBST(HAVE_XI2)
 
 AC_SUBST(VERSION)
 
diff --git a/src/Makefile.am b/src/Makefile.am
index 39580a5..6a747ef 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -24,17 +24,22 @@ bin_PROGRAMS = xinput
 AM_CFLAGS = $(XINPUT_CFLAGS)
 xinput_LDADD = $(XINPUT_LIBS)
 
+
+if HAVE_XI2
+    xinput2_files = hierarchy.c setcp.c
+endif # HAVE_XI2
+
 xinput_SOURCES = \
     buttonmap.c \
     feedback.c \
-    hierarchy.c \
     list.c \
     setint.c \
-    setcp.c \
     setmode.c \
     setptr.c \
     state.c \
     test.c \
     version.c \
     xinput.c \
-    xinput.h
+    xinput.h \
+    $(xinput2_files)
+
diff --git a/src/list.c b/src/list.c
index a509872..de8aca7 100644
--- a/src/list.c
+++ b/src/list.c
@@ -34,7 +34,9 @@ print_info(XDeviceInfo	*info, Bool shortformat)
     XButtonInfoPtr	b;
     XValuatorInfoPtr	v;
     XAxisInfoPtr	a;
+#if HAVE_XI2
     XAttachInfoPtr      att;
+#endif
 
     printf("\"%s\"\tid=%ld\t[", info->name, info->id);
 
@@ -93,11 +95,12 @@ print_info(XDeviceInfo	*info, Bool shortformat)
 		    printf ("\t\tResolution is %d\n", a->resolution);
 		}
 		break;
+#if HAVE_XI2
             case AttachClass:
                 att = (XAttachInfoPtr)any;
                 printf("\tAttached to %d\n", att->attached);
                 break;
-
+#endif
 	    default:
 		printf ("unknown class\n");
 	    }
@@ -125,12 +128,14 @@ list(Display	*display,
 	int		num_devices;
         XEvent  ev;
 
+#if HAVE_XI2
         if (daemon)
         {
             XiSelectEvent(display, DefaultRootWindow(display), NULL,
                           XI_DeviceHierarchyChangedMask |
                           XI_DeviceClassesChangedMask);
         }
+#endif
 
         do {
             info = XListInputDevices(display, &num_devices);
@@ -138,6 +143,7 @@ list(Display	*display,
                 print_info(info+loop, shortformat);
             }
 
+#if HAVE_XI2
             /* just wait for the next generic event to come along */
             while (daemon && !XNextEvent(display, &ev))
             {
@@ -157,6 +163,7 @@ list(Display	*display,
                     break;
                 }
             }
+#endif
         } while(daemon);
     } else {
 	int	ret = EXIT_SUCCESS;
diff --git a/src/xinput.c b/src/xinput.c
index c8cc4f9..6dd2b25 100644
--- a/src/xinput.c
+++ b/src/xinput.c
@@ -81,6 +81,7 @@ static entry drivers[] =
      "",
      version
     },
+#if HAVE_XI2
     { "create-master",
       "<id> [sendCore (dflt:1)] [enable (dflt:1)]",
       create_master
@@ -101,6 +102,7 @@ static entry drivers[] =
       "<window> <device>",
       set_clientpointer
     },
+#endif
     {0, 0, 0
     }
 };
@@ -111,7 +113,11 @@ is_xinput_present(Display	*display)
     XExtensionVersion	*version;
     Bool		present;
 
+#if HAVE_XI2
     version = XQueryInputVersion(display, XI_2_Major, XI_2_Minor);
+#else
+    version = XGetExtensionVersion(display, INAME);
+#endif
 
     if (version && (version != (XExtensionVersion*) NoSuchExtension)) {
 	present = version->present;
diff --git a/src/xinput.h b/src/xinput.h
index add9aab..cbab391 100644
--- a/src/xinput.h
+++ b/src/xinput.h
@@ -21,6 +21,10 @@
  *
  */
 
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
 #include <X11/Xlib.h>
 #include <X11/extensions/XInput.h>
 #include <X11/Xutil.h>