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Diffstat (limited to 'doc/usage/cmd/askenv.rst')
| -rw-r--r-- | doc/usage/cmd/askenv.rst | 27 |
1 files changed, 3 insertions, 24 deletions
diff --git a/doc/usage/cmd/askenv.rst b/doc/usage/cmd/askenv.rst index e2b3c5379ae..a8867ce4d26 100644 --- a/doc/usage/cmd/askenv.rst +++ b/doc/usage/cmd/askenv.rst @@ -42,9 +42,8 @@ Value of a environment variable env1 without message and size parameters: :: - => askenv env1;echo $? + => askenv env1 Please enter 'env1': val1 - 0 => printenv env1 env1=val1 @@ -52,9 +51,8 @@ Value of a environment variable env2 with message and size parameters: :: - => askenv env2 Please type-in a value for env2: 10;echo $? + => askenv env2 Please type-in a value for env2: 10 Please type-in a value for env2: 1234567890123 - 0 => printenv env2 env2=1234567890 @@ -62,31 +60,12 @@ Value of a environment variable env3 with size parameter only: :: - => askenv env3 10;echo $? + => askenv env3 10 Please enter 'env3': val3 - 0 => printenv env3 env3=val3 -Return Value of askenv command, when used without any other arguments: - -:: - - => askenv;echo $? - askenv - get environment variables from stdin - - Usage: - askenv name [message] [size] - - display 'message' and get environment variable 'name' from stdin (max 'size' chars) - 1 - Configuration ------------- The askenv command is only available if CMD_ASKENV=y - -Return value ------------- - -The return value $? is set to 0 (true). -If no other arguments are specified (along with askenv), it is set to 1 (false). |