From 05e132851016d566629fcfd279eef025a14ddb32 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Thu, 19 Mar 2026 19:32:43 +0100
Subject: Shell script changes for portability

---
 bootstrap.sh | 13 +++++++++----
 test/all.sh  |  2 +-
 test/run.sh  | 16 ++++++++--------
 3 files changed, 18 insertions(+), 13 deletions(-)

diff --git a/bootstrap.sh b/bootstrap.sh
index b193bbd..1478e1f 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -1,4 +1,4 @@
-#!/bin/env sh
+#!/bin/sh
 
 set -eo pipefail
 
@@ -14,18 +14,23 @@ if test -n "$V"; then
 fi
 src=$(find src/ -name '*.c')
 X() {
-    echo "> $@" | (test -n "$V" && cat || sed -s 's/\([^ ]\+\.c \?\)\{10\}$/.../')
+    echo "> $@" | (test -n "$V" && cat || sed 's/\([^ ]\+\.c \?\)\{10\}$/.../')
     $@
 }
+md5=md5sum
+if ! $(command -v md5sum > /dev/null); then
+    md5=md5
+fi
+
 echo "== Stage 0 (compiling with $cc) =="
 X $cc $cflags -o antcc0 $src
 echo
 echo "== Stage 1 (compiling with stage 0 output) =="
 X ./antcc0 $opt $cflags -o antcc1 $src
-X md5sum antcc1
+X $md5 antcc1
 echo
 echo "== Stage 2 (compiling with stage 1 output) =="
 X ./antcc1 $opt $cflags -o antcc2 $src
-X md5sum antcc2
+X $md5 antcc2
 
 (X cmp antcc1 antcc2) && echo ok. || (echo 'bootstrap FAIL!'; exit 1)
diff --git a/test/all.sh b/test/all.sh
index d80db09..00f3f6c 100755
--- a/test/all.sh
+++ b/test/all.sh
@@ -1,4 +1,4 @@
-#!/bin/env sh
+#!/bin/sh
 
 cd $(dirname "$0")
 ./run.sh
diff --git a/test/run.sh b/test/run.sh
index 485b0a8..ec40161 100755
--- a/test/run.sh
+++ b/test/run.sh
@@ -1,4 +1,4 @@
-#!/bin/env sh
+#!/bin/sh
 
 cd $(dirname "$0")
 ANTCC="../antcc $CFLAGS"
@@ -12,24 +12,24 @@ x() {
 run() {
     ntest=$(( ntest + 1 ))
     f="$(basename "$1")"
-    expected=build/"$(echo "$f" | sed -s 's/\.c$/.expected/')"
+    expected=build/"$(echo "$f" | sed 's/\.c$/.expected/')"
     echo ----  "$f" ---- >> log.txt
     mkdir -p build/
     args=$(awk '/\/\* ARGS:.*$/ {ORS=" ";for (i=3;i<NF;++i)print $i;ORS="\n";print""}' "$f")
     cflags=$(awk '/\/\* CFLAGS:.*$/ {ORS=" ";for (i=3;i<NF;++i)print $i;ORS="\n";print""}' "$f")
     if awk '/\/\* EXPECT:$/ {x=k=any=1} x && /\*\// {x=0} x {if (!k)print $0;k=0} END{if(x||!any)exit 1;}' "$f" > "$expected"; then
-        obj=build/"$(echo "$f" | sed -s 's/\.c$/.o/')"
-        exe=build/"$(echo "$f" | sed -s 's/\.c$//')"
+        obj=build/"$(echo "$f" | sed 's/\.c$/.o/')"
+        exe=build/"$(echo "$f" | sed 's/\.c$//')"
         if ! ( x $ANTCC $cflags "$f" -c -o "$obj" && x $ANTCC $cflags "$obj" -o "$exe" ); then
             echo !TEST ERROR "$f"
             echo !FAILED TO COMPILE
             echo '-------'
         else
-            actual=build/"$(echo "$f" | sed -s 's/\.c$/.actual/')"
+            actual=build/"$(echo "$f" | sed 's/\.c$/.actual/')"
             x "$exe" $args > "$actual"
-            if [ "$(md5sum < "$actual")" != "$(md5sum < "$expected")" ]; then
+            if ! cmp "$actual"  "$expected" > /dev/null; then
                 echo --- !TEST ERROR "$f"
-                diff --unified=0 --color=auto "$expected" "$actual"
+                diff --unified=0 "$expected" "$actual"
                 echo '-------'
             else
                 npass=$(( npass + 1 ))
@@ -41,7 +41,7 @@ run() {
 }
 
 : < /dev/null > log.txt
-tests=$(find . -regex '\./[0-9]+-.*\.c' | sort)
+tests=$(find . | grep -E '\./[0-9]+-.*\.c' | sort)
 for test in $tests; do
     run $test
 done
-- 
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