xserver mesa git update 3 May 2012

9 files changed, 135 insertions, 28 deletions

diff --git a/mesalib/src/gallium/auxiliary/util/u_format.h b/mesalib/src/gallium/auxiliary/util/u_format.h
index bd4e51d27..1718fb5e2 100644
--- a/mesalib/src/gallium/auxiliary/util/u_format.h
+++ b/mesalib/src/gallium/auxiliary/util/u_format.h
@@ -549,6 +549,19 @@ util_format_colormask(const struct util_format_description *desc)
 }
 
 
+/**
+ * Checks if color mask covers every channel for the specified format
+ *
+ * @param desc       a format description to check colormask with
+ * @param colormask  a bit mask for channels, matches format of PIPE_MASK_RGBA
+ */
+static INLINE boolean
+util_format_colormask_full(const struct util_format_description *desc, unsigned colormask)
+{
+   return (~colormask & util_format_colormask(desc)) == 0;
+}
+
+
 boolean
 util_format_is_float(enum pipe_format format);
 
diff --git a/mesalib/src/glsl/glsl_parser_extras.cpp b/mesalib/src/glsl/glsl_parser_extras.cpp
index ae7a365f4..6f1c86b43 100644
--- a/mesalib/src/glsl/glsl_parser_extras.cpp
+++ b/mesalib/src/glsl/glsl_parser_extras.cpp
@@ -36,8 +36,9 @@ extern "C" {
 #include "ir_optimization.h"
 #include "loop_analysis.h"
 
-_mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *ctx,
+_mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx,
 					       GLenum target, void *mem_ctx)
+ : ctx(_ctx)
 {
    switch (target) {
    case GL_VERTEX_SHADER:   this->target = vertex_shader; break;
@@ -134,24 +135,49 @@ _mesa_glsl_shader_target_name(enum _mesa_glsl_parser_targets target)
    return "unknown";
 }
 
+/* This helper function will append the given message to the shader's
+   info log and report it via GL_ARB_debug_output. Per that extension,
+   'type' is one of the enum values classifying the message, and
+   'id' is the implementation-defined ID of the given message. */
+static void
+_mesa_glsl_msg(const YYLTYPE *locp, _mesa_glsl_parse_state *state,
+               GLenum type, GLuint id, const char *fmt, va_list ap)
+{
+   bool error = (type == GL_DEBUG_TYPE_ERROR_ARB);
+
+   assert(state->info_log != NULL);
+
+   /* Get the offset that the new message will be written to. */
+   int msg_offset = strlen(state->info_log);
+
+   ralloc_asprintf_append(&state->info_log, "%u:%u(%u): %s: ",
+					    locp->source,
+					    locp->first_line,
+					    locp->first_column,
+					    error ? "error" : "warning");
+   ralloc_vasprintf_append(&state->info_log, fmt, ap);
+
+   const char *const msg = &state->info_log[msg_offset];
+   struct gl_context *ctx = state->ctx;
+   /* Report the error via GL_ARB_debug_output. */
+   if (error)
+      _mesa_shader_debug(ctx, type, id, msg, strlen(msg));
+
+   ralloc_strcat(&state->info_log, "\n");
+}
 
 void
 _mesa_glsl_error(YYLTYPE *locp, _mesa_glsl_parse_state *state,
 		 const char *fmt, ...)
 {
    va_list ap;
+   GLenum type = GL_DEBUG_TYPE_ERROR_ARB;
 
    state->error = true;
 
-   assert(state->info_log != NULL);
-   ralloc_asprintf_append(&state->info_log, "%u:%u(%u): error: ",
-					    locp->source,
-					    locp->first_line,
-					    locp->first_column);
    va_start(ap, fmt);
-   ralloc_vasprintf_append(&state->info_log, fmt, ap);
+   _mesa_glsl_msg(locp, state, type, SHADER_ERROR_UNKNOWN, fmt, ap);
    va_end(ap);
-   ralloc_strcat(&state->info_log, "\n");
 }
 
 
@@ -160,16 +186,11 @@ _mesa_glsl_warning(const YYLTYPE *locp, _mesa_glsl_parse_state *state,
 		   const char *fmt, ...)
 {
    va_list ap;
+   GLenum type = GL_DEBUG_TYPE_OTHER_ARB;
 
-   assert(state->info_log != NULL);
-   ralloc_asprintf_append(&state->info_log, "%u:%u(%u): warning: ",
-					    locp->source,
-					    locp->first_line,
-					    locp->first_column);
    va_start(ap, fmt);
-   ralloc_vasprintf_append(&state->info_log, fmt, ap);
+   _mesa_glsl_msg(locp, state, type, 0, fmt, ap);
    va_end(ap);
-   ralloc_strcat(&state->info_log, "\n");
 }
 
 
diff --git a/mesalib/src/glsl/glsl_parser_extras.h b/mesalib/src/glsl/glsl_parser_extras.h
index 55676f5a9..1a909c68b 100644
--- a/mesalib/src/glsl/glsl_parser_extras.h
+++ b/mesalib/src/glsl/glsl_parser_extras.h
@@ -57,7 +57,7 @@ struct glsl_switch_state {
 };
 
 struct _mesa_glsl_parse_state {
-   _mesa_glsl_parse_state(struct gl_context *ctx, GLenum target,
+   _mesa_glsl_parse_state(struct gl_context *_ctx, GLenum target,
 			  void *mem_ctx);
 
    /* Callers of this ralloc-based new need not call delete. It's
@@ -77,6 +77,7 @@ struct _mesa_glsl_parse_state {
       ralloc_free(mem);
    }
 
+   struct gl_context *const ctx;
    void *scanner;
    exec_list translation_unit;
    glsl_symbol_table *symbols;
diff --git a/mesalib/src/glsl/standalone_scaffolding.cpp b/mesalib/src/glsl/standalone_scaffolding.cpp
index 24cc64ad9..f15f2d882 100644
--- a/mesalib/src/glsl/standalone_scaffolding.cpp
+++ b/mesalib/src/glsl/standalone_scaffolding.cpp
@@ -41,6 +41,12 @@ _mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,
    *ptr = sh;
 }
 
+void
+_mesa_shader_debug(struct gl_context *, GLenum, GLuint,
+                   const char *, int)
+{
+}
+
 struct gl_shader *
 _mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type)
 {
diff --git a/mesalib/src/glsl/standalone_scaffolding.h b/mesalib/src/glsl/standalone_scaffolding.h
index 877332006..41ce35bef 100644
--- a/mesalib/src/glsl/standalone_scaffolding.h
+++ b/mesalib/src/glsl/standalone_scaffolding.h
@@ -40,6 +40,10 @@ _mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,
 extern "C" struct gl_shader *
 _mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type);
 
+extern "C" void
+_mesa_shader_debug(struct gl_context *ctx, GLenum type, GLuint id,
+                   const char *msg, int len);
+
 /**
  * Initialize the given gl_context structure to a reasonable set of
  * defaults representing the minimum capabilities required by the
diff --git a/mesalib/src/mesa/main/errors.c b/mesalib/src/mesa/main/errors.c
index fcf873f18..4a187b7b0 100644
--- a/mesalib/src/mesa/main/errors.c
+++ b/mesalib/src/mesa/main/errors.c
@@ -1062,4 +1062,47 @@ _mesa_debug( const struct gl_context *ctx, const char *fmtString, ... )
    (void) fmtString;
 }
 
+
+/**
+ * Report debug information from the shader compiler via GL_ARB_debug_output.
+ *
+ * \param ctx GL context.
+ * \param type The namespace to which this message belongs.
+ * \param id The message ID within the given namespace.
+ * \param msg The message to output. Need not be null-terminated.
+ * \param len The length of 'msg'. If negative, 'msg' must be null-terminated.
+ */
+void
+_mesa_shader_debug( struct gl_context *ctx, GLenum type, GLuint id,
+                    const char *msg, int len )
+{
+   GLenum source = GL_DEBUG_SOURCE_SHADER_COMPILER_ARB,
+          severity;
+
+   switch (type) {
+   case GL_DEBUG_TYPE_ERROR_ARB:
+      assert(id < SHADER_ERROR_COUNT);
+      severity = GL_DEBUG_SEVERITY_HIGH_ARB;
+      break;
+   case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_ARB:
+   case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_ARB:
+   case GL_DEBUG_TYPE_PORTABILITY_ARB:
+   case GL_DEBUG_TYPE_PERFORMANCE_ARB:
+   case GL_DEBUG_TYPE_OTHER_ARB:
+      assert(0 && "other categories not implemented yet");
+   default:
+      _mesa_problem(ctx, "bad enum in _mesa_shader_debug()");
+      return;
+   }
+
+   if (len < 0)
+      len = strlen(msg);
+
+   /* Truncate the message if necessary. */
+   if (len >= MAX_DEBUG_MESSAGE_LENGTH)
+      len = MAX_DEBUG_MESSAGE_LENGTH - 1;
+
+   _mesa_log_msg(ctx, source, type, id, severity, len, msg);
+}
+
 /*@}*/
diff --git a/mesalib/src/mesa/main/errors.h b/mesalib/src/mesa/main/errors.h
index ed1c6fc7f..b4490fac9 100644
--- a/mesalib/src/mesa/main/errors.h
+++ b/mesalib/src/mesa/main/errors.h
@@ -68,6 +68,9 @@ _mesa_error( struct gl_context *ctx, GLenum error, const char *fmtString, ... )
 extern void
 _mesa_debug( const struct gl_context *ctx, const char *fmtString, ... ) PRINTFLIKE(2, 3);
 
+extern void
+_mesa_shader_debug( struct gl_context *ctx, GLenum type, GLuint id, const char *msg, int len );
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/xorg-server/Xi/xiquerypointer.c b/xorg-server/Xi/xiquerypointer.c
index a2e7442e0..169436e14 100644
--- a/xorg-server/Xi/xiquerypointer.c
+++ b/xorg-server/Xi/xiquerypointer.c
@@ -79,10 +79,21 @@ ProcXIQueryPointer(ClientPtr client)
     XkbStatePtr state;
     char *buttons = NULL;
     int buttons_size = 0;       /* size of buttons array */
+    XIClientPtr xi_client;
+    Bool have_xi22 = FALSE;
 
     REQUEST(xXIQueryPointerReq);
     REQUEST_SIZE_MATCH(xXIQueryPointerReq);
 
+    /* Check if client is compliant with XInput 2.2 or later. Earlier clients
+     * do not know about touches, so we must report emulated button presses. 2.2
+     * and later clients are aware of touches, so we don't include emulated
+     * button presses in the reply. */
+    xi_client = dixLookupPrivate(&client->devPrivates, XIClientPrivateKey);
+    if (version_compare(xi_client->major_version,
+                        xi_client->minor_version, 2, 2) >= 0)
+        have_xi22 = TRUE;
+
     rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixReadAccess);
     if (rc != Success) {
         client->errorValue = stuff->deviceid;
@@ -132,7 +143,7 @@ ProcXIQueryPointer(ClientPtr client)
     }
 
     if (pDev->button) {
-        int i, down;
+        int i;
 
         rep.buttons_len =
             bytes_to_int32(bits_to_bytes(pDev->button->numButtons));
@@ -142,14 +153,12 @@ ProcXIQueryPointer(ClientPtr client)
         if (!buttons)
             return BadAlloc;
 
-        down = pDev->button->buttonsDown;
+        for (i = 1; i < pDev->button->numButtons; i++)
+            if (BitIsOn(pDev->button->down, i))
+                SetBit(buttons, pDev->button->map[i]);
 
-        for (i = 0; i < pDev->button->numButtons && down; i++) {
-            if (BitIsOn(pDev->button->down, i)) {
-                SetBit(buttons, i);
-                down--;
-            }
-        }
+        if (!have_xi22 && pDev->touch && pDev->touch->buttonsDown > 0)
+            SetBit(buttons, pDev->button->map[1]);
     }
     else
         rep.buttons_len = 0;
diff --git a/xorg-server/configure.ac b/xorg-server/configure.ac
index 4afac8268..6a41ea83f 100644
--- a/xorg-server/configure.ac
+++ b/xorg-server/configure.ac
@@ -271,10 +271,11 @@ AC_CACHE_CHECK([for SYSV IPC],
 #include <sys/types.h>
 #include <sys/ipc.h>
 #include <sys/shm.h>
+#include <sys/stat.h>
 ],[
 { 
     int id;
-    id = shmget(IPC_PRIVATE, 512, SHM_W | SHM_R);
+    id = shmget(IPC_PRIVATE, 512, S_IRUSR | S_IWUSR);
     if (id < 0) return -1;
     return shmctl(id, IPC_RMID, 0);
 }],
@@ -592,7 +593,7 @@ AC_ARG_WITH(khronos-spec-dir, AS_HELP_STRING([--with-khronos-spec-dir=PATH], [Pa
 dnl Extensions.
 AC_ARG_ENABLE(registry,       AS_HELP_STRING([--disable-registry], [Build string registry module (default: enabled)]), [XREGISTRY=$enableval], [XREGISTRY=yes])
 AC_ARG_ENABLE(composite,      AS_HELP_STRING([--disable-composite], [Build Composite extension (default: enabled)]), [COMPOSITE=$enableval], [COMPOSITE=yes])
-AC_ARG_ENABLE(mitshm,         AS_HELP_STRING([--disable-mitshm], [Build SHM extension (default: enabled)]), [MITSHM=$enableval], [MITSHM=yes])
+AC_ARG_ENABLE(mitshm,         AS_HELP_STRING([--disable-mitshm], [Build SHM extension (default: auto)]), [MITSHM=$enableval], [MITSHM=auto])
 AC_ARG_ENABLE(xres,           AS_HELP_STRING([--disable-xres], [Build XRes extension (default: enabled)]), [RES=$enableval], [RES=yes])
 AC_ARG_ENABLE(record,         AS_HELP_STRING([--disable-record], [Build Record extension (default: enabled)]), [RECORD=$enableval], [RECORD=yes])
 AC_ARG_ENABLE(xv,             AS_HELP_STRING([--disable-xv], [Build Xv extension (default: enabled)]), [XV=$enableval], [XV=yes])
@@ -656,6 +657,7 @@ AC_MSG_CHECKING([to see if we can install the Xorg server as root])
 if test "x$SETUID" = "xauto" ; then
 	case $host_os in
 	    cygwin*)		SETUID="no"  ;;
+	    mingw*)		SETUID="no"  ;;
 	    darwin*)		SETUID="no"  ;;
 	    *)
 	   	case $host_cpu in
@@ -698,7 +700,7 @@ AM_CONDITIONAL(INSTALL_LIBXF86CONFIG, [test "x$INSTALL_LIBXF86CONFIG" = xyes])
 dnl DDX Detection... Yes, it's ugly to have it here... but we need to
 dnl handle this early on so that we don't require unsupported extensions
 case $host_os in
-	cygwin*)
+	cygwin* | mingw*)
 		CONFIG_DBUS_API=no
 		CONFIG_HAL=no
 		CONFIG_UDEV=no
@@ -1000,6 +1002,9 @@ if test "x$COMPOSITE" = xyes; then
 	COMPOSITE_INC='-I$(top_srcdir)/composite'
 fi
 
+if test "x$MITSHM" = xauto; then
+	MITSHM="$ac_cv_sysv_ipc"
+fi
 AM_CONDITIONAL(MITSHM, [test "x$MITSHM" = xyes])
 if test "x$MITSHM" = xyes; then
 	AC_DEFINE(MITSHM, 1, [Support MIT-SHM extension])
@@ -1547,6 +1552,7 @@ if test "x$XORG" = xauto; then
 	XORG="yes"
 	case $host_os in
 		cygwin*) XORG="no" ;;
+		mingw*)  XORG="no" ;;
 		darwin*) XORG="no" ;;
 	esac
 fi
@@ -1857,7 +1863,7 @@ if test "x$XWIN" = xyes; then
 			XWIN_SERVER_NAME=Xming
 			AC_DEFINE(RELOCATE_PROJECTROOT,1,[Make PROJECT_ROOT relative to the xserver location])
 			AC_DEFINE(HAS_WINSOCK,1,[Use Windows sockets])
-			XWIN_SYS_LIBS=-lwinsock2
+			XWIN_SYS_LIBS=-lws2_32
 			;;
 	esac
 	XWIN_LIBS="$FB_LIB $MI_LIB $FIXES_LIB $XEXT_LIB $RANDR_LIB $RENDER_LIB $DBE_LIB $RECORD_LIB $GLX_LIBS $XKB_LIB $XKB_STUB_LIB $COMPOSITE_LIB $DAMAGE_LIB $MIEXT_SYNC_LIB $MIEXT_DAMAGE_LIB $MIEXT_SHADOW_LIB $XI_LIB $OS_LIB"
@@ -1948,6 +1954,7 @@ if test "x$DMX" = xauto; then
 	DMX="$have_dmx"
 	case $host_os in
 		cygwin*) DMX="no" ;;
+		mingw*)  DMX="no" ;;
 		darwin*) DMX="no" ;;
 	esac
 fi