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Replace byacc with oyacc in parts.rst

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fosslinux 2025-02-06 10:02:28 +11:00
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@ -322,15 +322,23 @@ we skip them.
The ``cp`` in this stage replaces the ``mescc-tools-extra`` ``cp``. The ``cp`` in this stage replaces the ``mescc-tools-extra`` ``cp``.
byacc 20240109 oyacc 6.6
============== =========
The Berkeley Yacc parser generator, a public-domain implementation of the ``oyacc`` is a portable derivative of OpenBSD's Yacc parser generator. Unlike
``yacc`` utility. Differently from the analogous ``bison`` utility from the ``bison``, it can be compiled with a simple ``Makefile``. Some simple patches
GNU project, it can be compiled with a simple ``Makefile``. are required for mes libc.
Some code is backported from an earlier version of byacc, 20140101, because We need a Yacc implementation for bash.
of an incompatibility of newer versions with meslibc.
Side note; the following other implementations have been tested and not adopted:
- GNU Bison: requires a more complicated build we cannot yet support without
lots of work
- Heirloom Devtools: licensed under a GPL-incompatible license, which makes the
resultant binary with mes libc (GPL licensed) non-distributable
- Berkeley Yacc: has a few C files generated using an Awk script; Awk is not yet
available to us
bash 2.05b bash 2.05b
========== ==========
@ -341,7 +349,7 @@ kaem, including proper POSIX sh support, globbing, etc.
Bash ships with a bison pre-generated file here which we delete. Bash ships with a bison pre-generated file here which we delete.
Unfortunately, we have not bootstrapped bison but fortunately for us, Unfortunately, we have not bootstrapped bison but fortunately for us,
Berkeley Yacc is able to cope here. OpenBSD's Yacc is able to cope here.
setup_repo setup_repo
========== ==========
@ -465,7 +473,7 @@ Differently from the analogous utilities from the GNU project, they can
be compiled with a simple ``Makefile``. be compiled with a simple ``Makefile``.
Because issues with the Heirloom version of ``yacc`` compiled against musl, Because issues with the Heirloom version of ``yacc`` compiled against musl,
we continue using Berkeley Yacc together with Heirloom ``lex`` for the next we continue using OpenBSD's ``yacc`` together with Heirloom ``lex`` for the next
few steps. few steps.
flex 2.5.11 flex 2.5.11