bc: Fix tests

Stop generating test scripts at build time.  The dc test script is
broken and simply fixing the code that generates it won't help as there
is no reliable way to ensure it gets regenerated if it already exists in
the object tree.

MFC after:	1 week
Reviewed by:	se
Differential Revision:	https://reviews.freebsd.org/D56511

tools/build/depend-cleanup.sh

@@ -317,6 +317,10 @@ check_epoch_and_opts
 #          "$OBJTOP"/tests/sys/kqueue/libkqueue/*
 #fi
 
+# 20260427 # bc / dc test scripts no longer generated
+dir="${OBJTOP%/}"/usr.bin/gh-bc/tests
+run rm -fv "${dir}"/bc_tests.sh "${dir}"/dc_tests.sh
+
 # 20260426 # libpkgconf contains incorrect paths
 clean_obj lib/libpkgconf personality c pkgconfig:/share
 clean_obj lib/libpkgconf pkg c pkgconfig:/share

usr.bin/gh-bc/tests/Makefile

@@ -55,14 +55,4 @@ FILESdc_scriptsMODE=	0755
 
 PLAIN_TESTS_SH=		bc_tests dc_tests
 
-bc_tests.sh:
-	echo "#!/bin/sh" > ${.TARGET}
-	echo 'env LANG=C BC_TEST_OUTPUT_DIR=$$(pwd) \
-		${TESTSDIR}/tests/all.sh -n bc 1 1 0 0 bc' >> ${.TARGET}
-
-dc_tests.sh:
-	echo "#!/bin/sh" > ${.TARGET}
-	echo "env LANG=C BC_TEST_OUTPUT_DIR=\$pwd \
-		${TESTSDIR}/tests/all.sh -n dc 1 1 0 0 dc" >> ${.TARGET}
-
 .include <bsd.test.mk>

usr.bin/gh-bc/tests/bc_tests.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+unset LC_ALL LC_CTYPE LC_MESSAGES LC_MONETARY LC_NUMERIC LC_TIME
+export LANG=C
+export BC_TEST_OUTPUT_DIR=${PWD}
+exec "$(dirname "$(realpath "$0")")"/tests/all.sh -n bc 1 1 0 0 bc

usr.bin/gh-bc/tests/dc_tests.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+unset LC_ALL LC_CTYPE LC_MESSAGES LC_MONETARY LC_NUMERIC LC_TIME
+export LANG=C
+export BC_TEST_OUTPUT_DIR=${PWD}
+exec "$(dirname "$(realpath "$0")")"/tests/all.sh -n dc 1 1 0 0 dc