Implement GLESv1.

Added a Makefile to build libGLESv1_CM.so. It's copied and adapted from the one
for libOpenGL.so.

The GLESv1 library currently exports all of the core functions in gl.xml for
GLES version 1.0.

configure.ac

@@ -302,6 +302,7 @@ AC_CONFIG_FILES([Makefile
                  src/Makefile
                  src/GL/Makefile
                  src/OpenGL/Makefile
+                 src/GLESv1/Makefile
                  src/GLESv2/Makefile
                  src/GLX/Makefile
                  src/x11glvnd/Makefile

src/GLESv1/Makefile.am

@@ -0,0 +1,43 @@
+# Copyright (c) 2015, NVIDIA CORPORATION.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and/or associated documentation files (the
+# "Materials"), to deal in the Materials without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Materials, and to
+# permit persons to whom the Materials are furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# unaltered in all copies or substantial portions of the Materials.
+# Any additions, deletions, or changes to the original source files
+# must be clearly indicated in accompanying documentation.
+#
+# If only executable code is distributed, then the accompanying
+# documentation must state that "this software is based in part on the
+# work of the Khronos Group."
+#
+# THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+
+lib_LTLIBRARIES = libGLESv1_CM.la
+
+ENTRYPOINT_TARGET=glesv1
+include $(top_srcdir)/src/OpenGL/entrypoint_common.mk
+
+libGLESv1_CM_la_SOURCES = $(ENTRYPOINT_COMMON_FILES)
+
+libGLESv1_CM_la_CFLAGS = $(ENTRYPOINT_COMMON_CFLAGS)
+
+EXTRA_libGLESv1_CM_la_DEPENDENCIES = $(ENTRYPOINT_COMMON_DEPENDENCIES)
+
+libGLESv1_CM_la_LDFLAGS = $(ENTRYPOINT_COMMON_LDFLAGS) \
+	-version-info 1
+
+libGLESv1_CM_la_LIBADD = $(ENTRYPOINT_COMMON_LIBADD)
+

src/Makefile.am

@@ -3,6 +3,7 @@ SUBDIRS = util \
 	x11glvnd \
 	GLX \
 	OpenGL \
+	GLESv1 \
 	GLESv2 \
 	GL
 

src/generate/genCommon.py

@@ -42,6 +42,7 @@ _LIBRARY_FEATURE_NAMES = {
         "GL_VERSION_3_2", "GL_VERSION_3_3", "GL_VERSION_4_0", "GL_VERSION_4_1",
         "GL_VERSION_4_2", "GL_VERSION_4_3", "GL_VERSION_4_4", "GL_VERSION_4_5",
     )),
+    "glesv1" : frozenset(("GL_VERSION_ES_CM_1_0",)),
     "glesv2" : frozenset(("GL_ES_VERSION_2_0", "GL_ES_VERSION_3_0",
             "GL_ES_VERSION_3_1" "GL_ES_VERSION_3_2",
     )),