From 596af33507ab4b55e880f4484e9ce310ec4c20ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andrius=20=C5=A0tikonas?= <andrius@stikonas.eu>
Date: Thu, 28 Jan 2021 21:55:00 +0000
Subject: [PATCH] Rebuild bash parser.

---
 README.md                       | 9 +++++----
 sysa/bash-2.05b/bash-2.05b.kaem | 1 +
 sysa/bash-2.05b/mk/main.mk      | 3 +++
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index c2209c4..2fa29dd 100644
--- a/README.md
+++ b/README.md
@@ -245,16 +245,17 @@ be useful later for autotools.
 of standard UNIX utilities derived from code by Caldera and Sun. Differently from
 the analogous utilities from the GNU project, they can be compiled with a simple `Makefile`.
 
-#### Part 21: bash 2.05b
+#### Part 18: bash 2.05b
 
 GNU `bash` is the most well known shell and the most complex piece of software
 so far. However, it comes with a number of great benefits over kaem, including
 proper POSIX sh support, globbing, etc.
 
-NOTE: Currently, there is a bison pre-generated file here, which we are working
-to remove.
+Bash ships with a bison pre-generated file here which we delete. Unfortunately,
+we have not bootstrapped bison but fortunately for us, heirloom yacc is able to
+cope here.
 
-#### Part 22: m4 1.4
+#### Part 19: m4 1.4
 
 `m4` is the first piece of software we need in the autotools suite. It allows
 macros to be defined and files to be generated from those macros.
diff --git a/sysa/bash-2.05b/bash-2.05b.kaem b/sysa/bash-2.05b/bash-2.05b.kaem
index f29af05..65f8f1f 100755
--- a/sysa/bash-2.05b/bash-2.05b.kaem
+++ b/sysa/bash-2.05b/bash-2.05b.kaem
@@ -17,6 +17,7 @@ cp ../../mk/common.mk common.mk
 touch config.h
 touch include/version.h
 touch include/pipesize.h
+rm y.tab.c y.tab.h
 
 # Patch
 patch -Np0 -i ../../patches/mes-libc.patch
diff --git a/sysa/bash-2.05b/mk/main.mk b/sysa/bash-2.05b/mk/main.mk
index bc45182..365c5d8 100644
--- a/sysa/bash-2.05b/mk/main.mk
+++ b/sysa/bash-2.05b/mk/main.mk
@@ -78,6 +78,9 @@ mksignames: $(MKSIGNAMES_OBJS)
 signames.h: mksignames
 	./mksignames $@
 
+y.tab.c: parse.y
+	yacc -d $^
+
 trap.c: signames.h
 
 bash: libsh.a libglob.a libtilde.a $(OBJS)