X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/463c96de11efb9662169e0bf06f1faf33464a4cf..d37662c0fabaaa893c0d695034fa83b9235c6872:/runtests.SH

diff --git a/runtests.SH b/runtests.SH
index 304b719..78c879b 100755
--- a/runtests.SH
+++ b/runtests.SH
@@ -16,21 +16,26 @@ case "$0" in
 esac
 echo "Extracting runtests (with variable substitutions)"
 rm -f runtests
+
 $spitshell >runtests <<!GROK!THIS!
 $startsh -e
 # runtests.SH
 # 
+!GROK!THIS!
+
+## In the following, dollars and backticks do not need the extra backslash.
+$spitshell >>runtests <<'!NO!SUBS!'
 
-export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh \$0; kill \$\$)
+export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0; kill $$)
 
-case \$# in
+case $# in
     0)
 	echo "runtests tty_flag ..."
 	exit 1
 	;;
 esac
 
-case \$1 in
+case $1 in
     tty)
 	tty=Y
 	;;
@@ -50,12 +55,25 @@ case \$1 in
 	;;
 esac
 
-if test X"\$TESTFILE" = X; then
+if test X"$TESTFILE" = X; then
     TESTFILE=TEST
 fi
 
 cd t
 
+# If this is run under an old shell that doesn't automatically 
+# update PWD, then we must update it.  Otherwise, t/io/fs.t gets 
+# mixed up about what directory we are in.
+case "$PWD" in
+    '')  ;; # Do nothing if it isn't set at all.
+    */t) ;; # Leave it alone if it's properly updated.
+    *) PWD=${PWD}/t; export PWD ;;  # Otherwise, fix it.
+esac
+
+!NO!SUBS!
+
+## In the following, dollars and backticks do need the extra backslash.
+$spitshell >>runtests <<!GROK!THIS!
 # The second branch is for testing without a tty or controlling terminal,
 # see t/op/stat.t
 if test \$tty = Y; then