diff options
Diffstat (limited to 'tests/misc/env.sh')
-rwxr-xr-x | tests/misc/env.sh | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/tests/misc/env.sh b/tests/misc/env.sh index c4b97377a..883c58f54 100755 --- a/tests/misc/env.sh +++ b/tests/misc/env.sh @@ -20,6 +20,10 @@ . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src print_ver_ env +# A simple shebang program to call "echo" from symlinks like "./-u" or "./--". +echo "#!$abs_top_builddir/src/echo simple_echo" > simple_echo \ + || framework_failure_ +chmod a+x simple_echo || framework_failure_ # Verify clearing the environment a=1 @@ -105,9 +109,10 @@ export PATH # Use -- to end options (but not variable assignments). # On some systems, execve("-i") invokes a shebang script ./-i on PATH as # '/bin/sh -i', rather than '/bin/sh -- -i', which doesn't do what we want. -# Avoid the issue by using an executable rather than a script. +# Avoid the issue by using a shebang to 'echo' passing a second parameter +# before the '-i'. See the definition of simple_echo before. # Test -u, rather than -i, to minimize PATH problems. -ln -s "$abs_top_builddir/src/echo" ./-u || framework_failure_ +ln -s "simple_echo" ./-u || framework_failure_ case $(env -u echo echo good) in good) ;; *) fail=1 ;; @@ -117,16 +122,16 @@ case $(env -u echo -- echo good) in *) fail=1 ;; esac case $(env -- -u pass) in - pass) ;; + *pass) ;; *) fail=1 ;; esac # After options have ended, the first argument not containing = is a program. env a=b -- true test $? = 127 || fail=1 -ln -s "$abs_top_builddir/src/echo" ./-- || framework_failure_ +ln -s "simple_echo" ./-- || framework_failure_ case $(env a=b -- true || echo fail) in - true) ;; + *true) ;; *) fail=1 ;; esac |