glx: indent -br -i3 -npcs --no-tabs dri_common.c

1 files changed, 219 insertions, 211 deletions

diff --git a/src/glx/x11/dri_common.c b/src/glx/x11/dri_common.c
index 4e535d5f10..4691ac7bb6 100644
--- a/src/glx/x11/dri_common.c
+++ b/src/glx/x11/dri_common.c
@@ -50,33 +50,35 @@
 #define RTLD_GLOBAL 0
 #endif
 
-_X_HIDDEN void InfoMessageF(const char *f, ...)
+_X_HIDDEN void
+InfoMessageF(const char *f, ...)
 {
-    va_list args;
-    const char *env;
-
-    if ((env = getenv("LIBGL_DEBUG")) && strstr(env, "verbose")) {
-	fprintf(stderr, "libGL: ");
-	va_start(args, f);
-	vfprintf(stderr, f, args);
-	va_end(args);
-    }
+   va_list args;
+   const char *env;
+
+   if ((env = getenv("LIBGL_DEBUG")) && strstr(env, "verbose")) {
+      fprintf(stderr, "libGL: ");
+      va_start(args, f);
+      vfprintf(stderr, f, args);
+      va_end(args);
+   }
 }
 
 /**
  * Print error to stderr, unless LIBGL_DEBUG=="quiet".
  */
-_X_HIDDEN void ErrorMessageF(const char *f, ...)
+_X_HIDDEN void
+ErrorMessageF(const char *f, ...)
 {
-    va_list args;
-    const char *env;
-
-    if ((env = getenv("LIBGL_DEBUG")) && !strstr(env, "quiet")) {
-	fprintf(stderr, "libGL error: ");
-	va_start(args, f);
-	vfprintf(stderr, f, args);
-	va_end(args);
-    }
+   va_list args;
+   const char *env;
+
+   if ((env = getenv("LIBGL_DEBUG")) && !strstr(env, "quiet")) {
+      fprintf(stderr, "libGL error: ");
+      va_start(args, f);
+      vfprintf(stderr, f, args);
+      va_end(args);
+   }
 }
 
 #ifndef DEFAULT_DRIVER_DIR
@@ -96,7 +98,8 @@ _X_HIDDEN void ErrorMessageF(const char *f, ...)
  * \returns
  * A handle from \c dlopen, or \c NULL if driver file not found.
  */
-_X_HIDDEN void *driOpenDriver(const char *driverName)
+_X_HIDDEN void *
+driOpenDriver(const char *driverName)
 {
    void *glhandle, *handle;
    const char *libPaths, *p, *next;
@@ -111,40 +114,41 @@ _X_HIDDEN void *driOpenDriver(const char *driverName)
       /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
       libPaths = getenv("LIBGL_DRIVERS_PATH");
       if (!libPaths)
-         libPaths = getenv("LIBGL_DRIVERS_DIR"); /* deprecated */
+         libPaths = getenv("LIBGL_DRIVERS_DIR");        /* deprecated */
    }
    if (libPaths == NULL)
-       libPaths = DEFAULT_DRIVER_DIR;
+      libPaths = DEFAULT_DRIVER_DIR;
 
    handle = NULL;
    for (p = libPaths; *p; p = next) {
-       next = strchr(p, ':');
-       if (next == NULL) {
-	   len = strlen(p);
-	   next = p + len;
-       } else {
-	   len = next - p;
-	   next++;
-       }
+      next = strchr(p, ':');
+      if (next == NULL) {
+         len = strlen(p);
+         next = p + len;
+      }
+      else {
+         len = next - p;
+         next++;
+      }
 
 #ifdef GLX_USE_TLS
       snprintf(realDriverName, sizeof realDriverName,
-	       "%.*s/tls/%s_dri.so", len, p, driverName);
+               "%.*s/tls/%s_dri.so", len, p, driverName);
       InfoMessageF("OpenDriver: trying %s\n", realDriverName);
       handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
 #endif
 
-      if ( handle == NULL ) {
-	 snprintf(realDriverName, sizeof realDriverName,
-		  "%.*s/%s_dri.so", len, p, driverName);
-	 InfoMessageF("OpenDriver: trying %s\n", realDriverName);
-	 handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
+      if (handle == NULL) {
+         snprintf(realDriverName, sizeof realDriverName,
+                  "%.*s/%s_dri.so", len, p, driverName);
+         InfoMessageF("OpenDriver: trying %s\n", realDriverName);
+         handle = dlopen(realDriverName, RTLD_NOW | RTLD_GLOBAL);
       }
 
-      if ( handle != NULL )
-	  break;
+      if (handle != NULL)
+         break;
       else
-	 ErrorMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror());
+         ErrorMessageF("dlopen %s failed (%s)\n", realDriverName, dlerror());
    }
 
    if (!handle)
@@ -157,244 +161,248 @@ _X_HIDDEN void *driOpenDriver(const char *driverName)
 }
 
 _X_HIDDEN const __DRIsystemTimeExtension systemTimeExtension = {
-    { __DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION },
-    __glXGetUST,
-    __driGetMscRateOML
+   {__DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION},
+   __glXGetUST,
+   __driGetMscRateOML
 };
 
 #define __ATTRIB(attrib, field) \
     { attrib, offsetof(__GLcontextModes, field) }
 
-static const struct { unsigned int attrib, offset; } attribMap[] = {
-    __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE,			rgbBits),
-    __ATTRIB(__DRI_ATTRIB_LEVEL,			level),
-    __ATTRIB(__DRI_ATTRIB_RED_SIZE,			redBits),
-    __ATTRIB(__DRI_ATTRIB_GREEN_SIZE,			greenBits),
-    __ATTRIB(__DRI_ATTRIB_BLUE_SIZE,			blueBits),
-    __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE,			alphaBits),
-    __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE,			depthBits),
-    __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE,			stencilBits),
-    __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE,		accumRedBits),
-    __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE,		accumGreenBits),
-    __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE,		accumBlueBits),
-    __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE,		accumAlphaBits),
-    __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS,		sampleBuffers),
-    __ATTRIB(__DRI_ATTRIB_SAMPLES,			samples),
-    __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER,		doubleBufferMode),
-    __ATTRIB(__DRI_ATTRIB_STEREO,			stereoMode),
-    __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS,			numAuxBuffers),
+static const struct
+{
+   unsigned int attrib, offset;
+} attribMap[] = {
+   __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits),
+      __ATTRIB(__DRI_ATTRIB_LEVEL, level),
+      __ATTRIB(__DRI_ATTRIB_RED_SIZE, redBits),
+      __ATTRIB(__DRI_ATTRIB_GREEN_SIZE, greenBits),
+      __ATTRIB(__DRI_ATTRIB_BLUE_SIZE, blueBits),
+      __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE, alphaBits),
+      __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE, depthBits),
+      __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE, stencilBits),
+      __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE, accumRedBits),
+      __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE, accumGreenBits),
+      __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE, accumBlueBits),
+      __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE, accumAlphaBits),
+      __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS, sampleBuffers),
+      __ATTRIB(__DRI_ATTRIB_SAMPLES, samples),
+      __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER, doubleBufferMode),
+      __ATTRIB(__DRI_ATTRIB_STEREO, stereoMode),
+      __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS, numAuxBuffers),
 #if 0
-    __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE,		transparentPixel),
-    __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE,	transparentIndex),
-    __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE,	transparentRed),
-    __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE,	transparentGreen),
-    __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE,	transparentBlue),
-    __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE,	transparentAlpha),
-    __ATTRIB(__DRI_ATTRIB_RED_MASK,			redMask),
-    __ATTRIB(__DRI_ATTRIB_GREEN_MASK,			greenMask),
-    __ATTRIB(__DRI_ATTRIB_BLUE_MASK,			blueMask),
-    __ATTRIB(__DRI_ATTRIB_ALPHA_MASK,			alphaMask),
+      __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE, transparentPixel),
+      __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE, transparentIndex),
+      __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE, transparentRed),
+      __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE, transparentGreen),
+      __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE, transparentBlue),
+      __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE, transparentAlpha),
+      __ATTRIB(__DRI_ATTRIB_RED_MASK, redMask),
+      __ATTRIB(__DRI_ATTRIB_GREEN_MASK, greenMask),
+      __ATTRIB(__DRI_ATTRIB_BLUE_MASK, blueMask),
+      __ATTRIB(__DRI_ATTRIB_ALPHA_MASK, alphaMask),
 #endif
-    __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH,		maxPbufferWidth),
-    __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT,		maxPbufferHeight),
-    __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS,		maxPbufferPixels),
-    __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH,	optimalPbufferWidth),
-    __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT,	optimalPbufferHeight),
+      __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH, maxPbufferWidth),
+      __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT, maxPbufferHeight),
+      __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS, maxPbufferPixels),
+      __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH, optimalPbufferWidth),
+      __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT, optimalPbufferHeight),
 #if 0
-    __ATTRIB(__DRI_ATTRIB_SWAP_METHOD,			swapMethod),
+      __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, swapMethod),
 #endif
-    __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB,		bindToTextureRgb),
-    __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA,		bindToTextureRgba),
-    __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE,	bindToMipmapTexture),
-    __ATTRIB(__DRI_ATTRIB_YINVERTED,			yInverted),
-};
+__ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB, bindToTextureRgb),
+      __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba),
+      __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE,
+                     bindToMipmapTexture),
+      __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),};
 
 #define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
 
 static int
-scalarEqual(__GLcontextModes *mode, unsigned int attrib, unsigned int value)
+scalarEqual(__GLcontextModes * mode, unsigned int attrib, unsigned int value)
 {
-    unsigned int glxValue;
-    int i;
+   unsigned int glxValue;
+   int i;
 
-    for (i = 0; i < ARRAY_SIZE(attribMap); i++)
-	if (attribMap[i].attrib == attrib) {
-	    glxValue = *(unsigned int *) ((char *) mode + attribMap[i].offset);
-	    return glxValue == GLX_DONT_CARE || glxValue == value;
-	}
+   for (i = 0; i < ARRAY_SIZE(attribMap); i++)
+      if (attribMap[i].attrib == attrib) {
+         glxValue = *(unsigned int *) ((char *) mode + attribMap[i].offset);
+         return glxValue == GLX_DONT_CARE || glxValue == value;
+      }
 
-    return GL_TRUE; /* Is a non-existing attribute equal to value? */
+   return GL_TRUE;              /* Is a non-existing attribute equal to value? */
 }
 
 static int
-driConfigEqual(const __DRIcoreExtension *core,
-	       __GLcontextModes *modes, const __DRIconfig *driConfig)
+driConfigEqual(const __DRIcoreExtension * core,
+               __GLcontextModes * modes, const __DRIconfig * driConfig)
 {
-    unsigned int attrib, value, glxValue;
-    int i;
-
-    i = 0;
-    while (core->indexConfigAttrib(driConfig, i++, &attrib, &value)) {
-	switch (attrib) {
-	case __DRI_ATTRIB_RENDER_TYPE:
-	    glxValue = 0;
-	    if (value & __DRI_ATTRIB_RGBA_BIT) {
-		glxValue |= GLX_RGBA_BIT;
-	    } else if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) {
-		glxValue |= GLX_COLOR_INDEX_BIT;
-	    }
-	    if (glxValue != modes->renderType)
-		return GL_FALSE;
-	    break;
-
-	case __DRI_ATTRIB_CONFIG_CAVEAT:
-	    if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
-		glxValue = GLX_NON_CONFORMANT_CONFIG;
-	    else if (value & __DRI_ATTRIB_SLOW_BIT)
-		glxValue = GLX_SLOW_CONFIG;
-	    else
-		glxValue = GLX_NONE;
-	    if (glxValue != modes->visualRating)
-		return GL_FALSE;
-	    break;
-
-	case __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS:
-	    glxValue = 0;
-	    if (value & __DRI_ATTRIB_TEXTURE_1D_BIT)
-		glxValue |= GLX_TEXTURE_1D_BIT_EXT;
-	    if (value & __DRI_ATTRIB_TEXTURE_2D_BIT)
-		glxValue |= GLX_TEXTURE_2D_BIT_EXT;
-	    if (value & __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT)
-		glxValue |= GLX_TEXTURE_RECTANGLE_BIT_EXT;
-	    if (modes->bindToTextureTargets != GLX_DONT_CARE &&
-		glxValue != modes->bindToTextureTargets)
-		return GL_FALSE;
-	    break;	
-
-	default:
-	    if (!scalarEqual(modes, attrib, value))
-		return GL_FALSE;
-	}
-    }
-
-    return GL_TRUE;
+   unsigned int attrib, value, glxValue;
+   int i;
+
+   i = 0;
+   while (core->indexConfigAttrib(driConfig, i++, &attrib, &value)) {
+      switch (attrib) {
+      case __DRI_ATTRIB_RENDER_TYPE:
+         glxValue = 0;
+         if (value & __DRI_ATTRIB_RGBA_BIT) {
+            glxValue |= GLX_RGBA_BIT;
+         }
+         else if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) {
+            glxValue |= GLX_COLOR_INDEX_BIT;
+         }
+         if (glxValue != modes->renderType)
+            return GL_FALSE;
+         break;
+
+      case __DRI_ATTRIB_CONFIG_CAVEAT:
+         if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
+            glxValue = GLX_NON_CONFORMANT_CONFIG;
+         else if (value & __DRI_ATTRIB_SLOW_BIT)
+            glxValue = GLX_SLOW_CONFIG;
+         else
+            glxValue = GLX_NONE;
+         if (glxValue != modes->visualRating)
+            return GL_FALSE;
+         break;
+
+      case __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS:
+         glxValue = 0;
+         if (value & __DRI_ATTRIB_TEXTURE_1D_BIT)
+            glxValue |= GLX_TEXTURE_1D_BIT_EXT;
+         if (value & __DRI_ATTRIB_TEXTURE_2D_BIT)
+            glxValue |= GLX_TEXTURE_2D_BIT_EXT;
+         if (value & __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT)
+            glxValue |= GLX_TEXTURE_RECTANGLE_BIT_EXT;
+         if (modes->bindToTextureTargets != GLX_DONT_CARE &&
+             glxValue != modes->bindToTextureTargets)
+            return GL_FALSE;
+         break;
+
+      default:
+         if (!scalarEqual(modes, attrib, value))
+            return GL_FALSE;
+      }
+   }
+
+   return GL_TRUE;
 }
 
 static __GLcontextModes *
-createDriMode(const __DRIcoreExtension *core,
-	      __GLcontextModes *modes, const __DRIconfig **driConfigs)
+createDriMode(const __DRIcoreExtension * core,
+              __GLcontextModes * modes, const __DRIconfig ** driConfigs)
 {
-    __GLXDRIconfigPrivate *config;
-    int i;
+   __GLXDRIconfigPrivate *config;
+   int i;
 
-    for (i = 0; driConfigs[i]; i++) {
-	if (driConfigEqual(core, modes, driConfigs[i]))
-	    break;
-    }
+   for (i = 0; driConfigs[i]; i++) {
+      if (driConfigEqual(core, modes, driConfigs[i]))
+         break;
+   }
 
-    if (driConfigs[i] == NULL)
-	return NULL;
+   if (driConfigs[i] == NULL)
+      return NULL;
 
-    config = Xmalloc(sizeof *config);
-    if (config == NULL)
-	return NULL;
+   config = Xmalloc(sizeof *config);
+   if (config == NULL)
+      return NULL;
 
-    config->modes = *modes;
-    config->driConfig = driConfigs[i];
+   config->modes = *modes;
+   config->driConfig = driConfigs[i];
 
-    return &config->modes;
+   return &config->modes;
 }
 
 _X_HIDDEN __GLcontextModes *
-driConvertConfigs(const __DRIcoreExtension *core,
-		  __GLcontextModes *modes, const __DRIconfig **configs)
+driConvertConfigs(const __DRIcoreExtension * core,
+                  __GLcontextModes * modes, const __DRIconfig ** configs)
 {
-    __GLcontextModes head, *tail, *m;
-
-    tail = &head;
-    head.next = NULL;
-    for (m = modes; m; m = m->next) {
-	tail->next = createDriMode(core, m, configs);
-	if (tail->next == NULL) {
-	    /* no matching dri config for m */
-	    continue;
-	}
+   __GLcontextModes head, *tail, *m;
+
+   tail = &head;
+   head.next = NULL;
+   for (m = modes; m; m = m->next) {
+      tail->next = createDriMode(core, m, configs);
+      if (tail->next == NULL) {
+         /* no matching dri config for m */
+         continue;
+      }
 
 
-	tail = tail->next;
-    }
+      tail = tail->next;
+   }
 
-    _gl_context_modes_destroy(modes);
+   _gl_context_modes_destroy(modes);
 
-    return head.next;
+   return head.next;
 }
 
 _X_HIDDEN void
-driBindExtensions(__GLXscreenConfigs *psc, int dri2)
+driBindExtensions(__GLXscreenConfigs * psc, int dri2)
 {
-    const __DRIextension **extensions;
-    int i;
+   const __DRIextension **extensions;
+   int i;
 
-    extensions = psc->core->getExtensions(psc->__driScreen);
+   extensions = psc->core->getExtensions(psc->__driScreen);
 
-    for (i = 0; extensions[i]; i++) {
+   for (i = 0; extensions[i]; i++) {
 #ifdef __DRI_COPY_SUB_BUFFER
-	if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
-	    psc->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i];
-	    __glXEnableDirectExtension(psc, "GLX_MESA_copy_sub_buffer_bit");
-	}
+      if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
+         psc->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i];
+         __glXEnableDirectExtension(psc, "GLX_MESA_copy_sub_buffer_bit");
+      }
 #endif
 
 #ifdef __DRI_SWAP_CONTROL
-	if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) {
-	    psc->swapControl = (__DRIswapControlExtension *) extensions[i];
-	    __glXEnableDirectExtension(psc, "GLX_SGI_swap_control");
-	    __glXEnableDirectExtension(psc, "GLX_MESA_swap_control");
-	}
+      if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) {
+         psc->swapControl = (__DRIswapControlExtension *) extensions[i];
+         __glXEnableDirectExtension(psc, "GLX_SGI_swap_control");
+         __glXEnableDirectExtension(psc, "GLX_MESA_swap_control");
+      }
 #endif
 
 #ifdef __DRI_ALLOCATE
-	if (strcmp(extensions[i]->name, __DRI_ALLOCATE) == 0) {
-	    psc->allocate = (__DRIallocateExtension *) extensions[i];
-	    __glXEnableDirectExtension(psc, "GLX_MESA_allocate_memory");
-	}
+      if (strcmp(extensions[i]->name, __DRI_ALLOCATE) == 0) {
+         psc->allocate = (__DRIallocateExtension *) extensions[i];
+         __glXEnableDirectExtension(psc, "GLX_MESA_allocate_memory");
+      }
 #endif
 
 #ifdef __DRI_FRAME_TRACKING
-	if (strcmp(extensions[i]->name, __DRI_FRAME_TRACKING) == 0) {
-	    psc->frameTracking = (__DRIframeTrackingExtension *) extensions[i];
-	    __glXEnableDirectExtension(psc, "GLX_MESA_swap_frame_usage");
-	}
+      if (strcmp(extensions[i]->name, __DRI_FRAME_TRACKING) == 0) {
+         psc->frameTracking = (__DRIframeTrackingExtension *) extensions[i];
+         __glXEnableDirectExtension(psc, "GLX_MESA_swap_frame_usage");
+      }
 #endif
 
 #ifdef __DRI_MEDIA_STREAM_COUNTER
-	if (strcmp(extensions[i]->name, __DRI_MEDIA_STREAM_COUNTER) == 0) {
-	    psc->msc = (__DRImediaStreamCounterExtension *) extensions[i];
-	    __glXEnableDirectExtension(psc, "GLX_SGI_video_sync");
-	}
+      if (strcmp(extensions[i]->name, __DRI_MEDIA_STREAM_COUNTER) == 0) {
+         psc->msc = (__DRImediaStreamCounterExtension *) extensions[i];
+         __glXEnableDirectExtension(psc, "GLX_SGI_video_sync");
+      }
 #endif
 
 #ifdef __DRI_SWAP_BUFFER_COUNTER
-	/* No driver supports this at this time and the extension is
-	 * not defined in dri_interface.h.  Will enable
-	 * GLX_OML_sync_control if implemented. */
+      /* No driver supports this at this time and the extension is
+       * not defined in dri_interface.h.  Will enable
+       * GLX_OML_sync_control if implemented. */
 #endif
 
 #ifdef __DRI_READ_DRAWABLE
-	if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
-	    __glXEnableDirectExtension(psc, "GLX_SGI_make_current_read");
-	}
+      if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
+         __glXEnableDirectExtension(psc, "GLX_SGI_make_current_read");
+      }
 #endif
 
 #ifdef __DRI_TEX_BUFFER
-	if ((strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) && dri2) {
-	    psc->texBuffer = (__DRItexBufferExtension *) extensions[i];
-	    __glXEnableDirectExtension(psc, "GLX_EXT_texture_from_pixmap");
-	}
+      if ((strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) && dri2) {
+         psc->texBuffer = (__DRItexBufferExtension *) extensions[i];
+         __glXEnableDirectExtension(psc, "GLX_EXT_texture_from_pixmap");
+      }
 #endif
 
-	/* Ignore unknown extensions */
-    }
+      /* Ignore unknown extensions */
+   }
 }
 
 #endif /* GLX_DIRECT_RENDERING */