Merge pull request #9596 from gilles-peskine-arm/make_generated_files-document_CC-3.6

Backport 3.6: make_generated_files.bat: document C compiler requirement
diff --git a/scripts/make_generated_files.bat b/scripts/make_generated_files.bat
index b03bce2..7668932 100644
--- a/scripts/make_generated_files.bat
+++ b/scripts/make_generated_files.bat
@@ -1,6 +1,12 @@
 @rem Generate automatically-generated configuration-independent source files

 @rem and build scripts.

-@rem Perl and Python 3 must be on the PATH.

+@rem Requirements:

+@rem * Perl must be on the PATH ("perl" command).

+@rem * Python 3.8 or above must be on the PATH ("python" command).

+@rem * Either a C compiler called "cc" must be on the PATH, or

+@rem   the "CC" environment variable must point to a C compiler.

+

+@rem @@@@ library\** @@@@

 @rem psa_crypto_driver_wrappers.h needs to be generated prior to

 @rem generate_visualc_files.pl being invoked.

 python scripts\generate_driver_wrappers.py || exit /b 1

@@ -8,8 +14,14 @@
 perl scripts\generate_query_config.pl || exit /b 1

 perl scripts\generate_features.pl || exit /b 1

 python scripts\generate_ssl_debug_helpers.py || exit /b 1

+

+@rem @@@@ Build @@@@

 perl scripts\generate_visualc_files.pl || exit /b 1

+

+@rem @@@@ programs\** @@@@

 python scripts\generate_psa_constants.py || exit /b 1

+

+@rem @@@@ tests\** @@@@

 python framework\scripts\generate_bignum_tests.py || exit /b 1

 python framework\scripts\generate_config_tests.py || exit /b 1

 python framework\scripts\generate_ecp_tests.py || exit /b 1