meson: Don't call find_program objects with python

On UNIX-like OSes, the OS will read the shebang and use the correct
interpreter, and on Windows, Meson will read the shebang and use the
correct interpreter.

Adding it manually will cause python to try to interpret python

include/epoxy/meson.build

@@ -4,7 +4,6 @@ gl_generated = custom_target('gl_generated.h',
                                'gl_generated.h',
                              ],
                              command: [
-                               python,
                                gen_dispatch_py,
                                '--header',
                                '--no-source',
@@ -24,7 +23,6 @@ if build_egl
                                   'egl_generated.h',
                                 ],
                                 command: [
-                                  python,
                                   gen_dispatch_py,
                                   '--header',
                                   '--no-source',
@@ -44,7 +42,6 @@ if build_glx
                                   'glx_generated.h',
                                 ],
                                 command: [
-                                  python,
                                   gen_dispatch_py,
                                   '--header',
                                   '--no-source',
@@ -64,7 +61,6 @@ if build_wgl
                                   'wgl_generated.h',
                                 ],
                                 command: [
-                                  python,
                                   gen_dispatch_py,
                                   '--header',
                                   '--no-source',

meson.build

@@ -132,11 +132,6 @@ configure_file(input: 'epoxy.pc.in',
                install: true,
                install_dir: join_paths(epoxy_libdir, 'pkgconfig'))
 
-# Find Python for gen_dispatch
-# XXX: With Meson 0.37 we should use
-#   python = import('python3').find_python()
-python = find_program('python3')
-
 # Generates the dispatch tables
 gen_dispatch_py = find_program('src/gen_dispatch.py')
 

src/meson.build

@@ -12,7 +12,6 @@ gl_generated = custom_target('gl_generated_dispatch.c',
                                'gl_generated_dispatch.c',
                              ],
                              command: [
-                               python,
                                gen_dispatch_py,
                                '--source',
                                '--no-header',
@@ -30,7 +29,6 @@ if build_egl
                                   'egl_generated_dispatch.c',
                                 ],
                                 command: [
-                                  python,
                                   gen_dispatch_py,
                                   '--source',
                                   '--no-header',
@@ -48,7 +46,6 @@ if build_glx
                                   'glx_generated_dispatch.c',
                                 ],
                                 command: [
-                                  python,
                                   gen_dispatch_py,
                                   '--source',
                                   '--no-header',
@@ -66,7 +63,6 @@ if build_wgl
                                   'wgl_generated_dispatch.c',
                                 ],
                                 command: [
-                                  python,
                                   gen_dispatch_py,
                                   '--source',
                                   '--no-header',