[Piglit] [PATCH 03/14] util: Add piglit_glx_get_all_proc_addresses to get a group of function addresses

[Ian Romanick]

From: Ian Romanick <ian.d.romanick at intel.com>

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
---
 tests/util/piglit-glx-util.c |   26 ++++++++++++++++++++++++++
 tests/util/piglit-glx-util.h |    5 +++++
 2 files changed, 31 insertions(+), 0 deletions(-)

diff --git a/tests/util/piglit-glx-util.c b/tests/util/piglit-glx-util.c
index 0900788..e9d7977 100644
--- a/tests/util/piglit-glx-util.c
+++ b/tests/util/piglit-glx-util.c
@@ -385,6 +385,32 @@ piglit_glx_error_string(int err)
 	}
 }
 
+/**
+ * Get the procedure adddresses for a group of function names
+ *
+ * \note
+ * If any call to \c glXGetProcAddress fails, this function will call
+ * \c piglit_report_result with \c PIGLIT_FAIL.
+ */
+void
+piglit_glx_get_all_proc_addresses(__GLXextFuncPtr **procedures,
+				  const char *const *names,
+				  unsigned num)
+{
+	unsigned i;
+
+	for (i = 0; i < num; i++) {
+		*(procedures[i]) =
+			glXGetProcAddress((const GLubyte *) names[i]);
+		if (procedures[i] == NULL) {
+			fprintf(stderr,
+				"Failed to get function pointer for %s.\n",
+				names[i]);
+			piglit_report_result(PIGLIT_FAIL);
+		}
+	}
+}
+
 /* Creates a GLX context for rendering into an FBO */
 void
 piglit_framework_fbo_init_glx()
diff --git a/tests/util/piglit-glx-util.h b/tests/util/piglit-glx-util.h
index e05688c..356131a 100644
--- a/tests/util/piglit-glx-util.h
+++ b/tests/util/piglit-glx-util.h
@@ -55,3 +55,8 @@ piglit_glx_get_error(Display *dpy, XErrorEvent *err);
 
 const char *
 piglit_glx_error_string(int err);
+
+void
+piglit_glx_get_all_proc_addresses(__GLXextFuncPtr **procedures,
+				  const char *const *names,
+				  unsigned num);
-- 
1.7.6.4