tests/func.tests

   1 a()
   2 {
   3         x=$((x - 1))
   4         return 5
   5 }
   6
   7 b()
   8 {
   9         x=$((x - 1))
  10         a
  11         echo a returns $?
  12         return 4
  13 }
  14
  15 c()
  16 {
  17         x=$((x - 1))
  18         b
  19         echo b returns $?
  20         return 3
  21 }
  22
  23 d()
  24 {
  25         x=$((x - 1))
  26         c
  27         echo c returns $?
  28         return 2
  29 }
  30
  31 e()
  32 {
  33         d
  34         echo d returns $?
  35         echo in e
  36         x=$((x - 1))
  37         return $x
  38 }
  39
  40 f()
  41 {
  42         e
  43         echo e returned $?
  44         echo x is $x
  45         return 0
  46 }
  47
  48 x=30
  49 f
  50
  51 # make sure unsetting a local variable preserves the `local' attribute
  52 f1()
  53 {
  54         local zz
  55         zz=abcde
  56         echo $zz
  57         unset zz
  58         zz=defghi
  59         echo $zz
  60 }
  61
  62 zz=ZZ
  63 echo $zz
  64 f1
  65 echo $zz
  66
  67 unset -f f1
  68 f1()
  69 {
  70         return 5
  71 }
  72
  73 ( f1 )
  74 echo $?
  75
  76 unset -f f1
  77 f1()
  78 {
  79         sleep 5
  80         return 5
  81 }
  82
  83 f1 &
  84 wait
  85 echo $?
  86
  87 unset -f f1
  88
  89 f1()
  90 {
  91         echo $AVAR
  92         printenv AVAR
  93 }
  94
  95 AVAR=AVAR
  96 echo $AVAR
  97 f1
  98 AVAR=foo f1
  99 echo $AVAR
 100
 101 unset -f f1
 102 # make sure subshells can do a `return' if we're executing in a function
 103 f1()
 104 {
 105         ( return 5 )
 106         status=$?
 107         echo $status
 108         return $status
 109 }
 110
 111 f1
 112 echo $?
 113
 114 declare -F f1   # should print just the name
 115 declare -f f1   # should print the definition, too
 116
 117 # no functions should be exported, right?
 118 declare -xF
 119 declare -xf