hush: fix problems with case in subshells and with "case esac"

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

3 files changed, 18 insertions, 7 deletions

diff --git a/shell/hush_test/hush-misc/case1.right b/shell/hush_test/hush-misc/case1.right
index e9e371a..4afb2f5 100644
--- a/shell/hush_test/hush-misc/case1.right
+++ b/shell/hush_test/hush-misc/case1.right
@@ -12,3 +12,11 @@ OK_44
 OK_51
 OK_52
 OK_53
+OK_sub1
+OK_sub2
+OK_sub3
+OK_sub4
+OK_sub5
+OK_sub6
+OK_esac1
+Done
diff --git a/shell/hush_test/hush-misc/case1.tests b/shell/hush_test/hush-misc/case1.tests
index b2c96cc..d72b57f 100755
--- a/shell/hush_test/hush-misc/case1.tests
+++ b/shell/hush_test/hush-misc/case1.tests
@@ -25,13 +25,16 @@ case w in `echo w`) echo OK_51;; `echo WRONG >&2`w) echo WRONG;; esac;
 case w in `echo OK_52 >&2`) echo SKIP;; `echo`w) echo OK_53;; esac;
 
 # parsing cases in subshells can easily get messy
- case m in  m) echo ok-sub1;; esac
- case m in (m) echo ok-sub2;; esac
-(case m in  m) echo ok-sub3;; esac)
-(case m in (m) echo ok-sub4;; esac)
+ case m in  m) echo OK_sub1;; esac
+ case m in (m) echo OK_sub2;; esac
+(case m in  m) echo OK_sub3;; esac)
+(case m in (m) echo OK_sub4;; esac)
 (
- case m in  m) echo ok-sub5;; esac
+ case m in  m) echo OK_sub5;; esac
 )
 (
- case m in (m) echo ok-sub6;; esac
+ case m in (m) echo OK_sub6;; esac
 )
+(case esac in "esac") echo OK_esac1;; esac)
+
+echo Done
diff --git a/shell/hush_test/hush-vars/unset.right b/shell/hush_test/hush-vars/unset.right
index 0da0e57..1fbe76a 100644
--- a/shell/hush_test/hush-vars/unset.right
+++ b/shell/hush_test/hush-vars/unset.right
@@ -1,5 +1,5 @@
 0
-unset: invalid option -- 'm'
+unset: invalid option -- m
 1
 0
 ___