Sync test/upgrade_project/rel/files with priv/templates

1 files changed, 17 insertions, 7 deletions

diff --git a/test/upgrade_project/rel/files/erl b/test/upgrade_project/rel/files/erl
index 4c1a4f7..f4c63af 100755
--- a/test/upgrade_project/rel/files/erl
+++ b/test/upgrade_project/rel/files/erl
@@ -1,13 +1,23 @@
 #!/bin/sh
 
-## This script replaces the default "erl" in erts-VSN/bin. This is necessary
-## as escript depends on erl and in turn, erl depends on having access to a
-## bootscript (start.boot). Note that this script is ONLY invoked as a side-effect
-## of running escript -- the embedded node bypasses erl and uses erlexec directly
-## (as it should).
+# /bin/sh on Solaris is not a POSIX compatible shell, but /usr/bin/ksh is.
+if [ `uname -s` = 'SunOS' -a "${POSIX_SHELL}" != "true" ]; then
+    POSIX_SHELL="true"
+    export POSIX_SHELL
+    exec /usr/bin/ksh $0 "$@"
+fi
+
+# clear it so if we invoke other scripts, they run as ksh as well
+unset POSIX_SHELL
+
+## This script replaces the default "erl" in erts-VSN/bin. This is
+## necessary as escript depends on erl and in turn, erl depends on
+## having access to a bootscript (start.boot). Note that this script
+## is ONLY invoked as a side-effect of running escript -- the embedded
+## node bypasses erl and uses erlexec directly (as it should).
 ##
-## Note that this script makes the assumption that there is a start_clean.boot
-## file available in $ROOTDIR/release/VSN.
+## Note that this script makes the assumption that there is a
+## start_clean.boot file available in $ROOTDIR/release/VSN.
 
 # Determine the abspath of where this script is executing from.
 ERTS_BIN_DIR=$(cd ${0%/*} && pwd -P)