glapi: rename gl_genexec.py to api_exec_init.py, api_exec.c to api_exec_init.c

this seems cleaner

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14000>

src/mapi/glapi/gen/api_exec_init.py

@@ -20,7 +20,7 @@
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 
-# This script generates the file api_exec.c, which contains
+# This script generates the file api_exec_init.c, which contains
 # _mesa_initialize_exec_table().  It is responsible for populating all
 # entries in the "exec" dispatch table that aren't dynamic.
 
@@ -40,7 +40,7 @@ exec_flavor_map = {
 
 
 header = """/**
- * \\file api_exec.c
+ * \\file api_exec_init.c
  * Initialize dispatch table.
  */
 
@@ -160,7 +160,7 @@ class PrintCode(gl_XML.gl_print_base):
     def __init__(self):
         gl_XML.gl_print_base.__init__(self)
 
-        self.name = 'gl_genexec.py'
+        self.name = 'api_exec_init.py'
         self.license = license.bsd_license_template % (
             'Copyright (C) 2012 Intel Corporation',
             'Intel Corporation')

src/mapi/glapi/gen/meson.build

@@ -216,9 +216,9 @@ main_enums_c = custom_target(
 )
 
 main_api_exec_c = custom_target(
-  'api_exec.c',
-  input : ['gl_genexec.py', 'gl_and_es_API.xml'],
-  output : 'api_exec.c',
+  'api_exec_init.c',
+  input : ['api_exec_init.py', 'gl_and_es_API.xml'],
+  output : 'api_exec_init.c',
   command : [prog_python, '@INPUT0@', '-f', '@INPUT1@'],
   depend_files : files('apiexec.py') + glapi_gen_depends,
   capture : true,

src/mesa/main/context.c

@@ -1067,7 +1067,7 @@ create_beginend_table(const struct gl_context *ctx)
 void
 _mesa_initialize_dispatch_tables(struct gl_context *ctx)
 {
-   /* Do the code-generated setup of the exec table in api_exec.c. */
+   /* Do the code-generated setup of the exec table in api_exec_init.c. */
    _mesa_initialize_exec_table(ctx);
 
    if (ctx->Save)