diff options
Diffstat (limited to 'builtins/test.def')
| -rw-r--r-- | builtins/test.def | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/builtins/test.def b/builtins/test.def index 4adff93..1ebc818 100644 --- a/builtins/test.def +++ b/builtins/test.def @@ -1,7 +1,7 @@ This file is test.def, from which is created test.c. It implements the builtin "test" in Bash. -Copyright (C) 1987-2009 Free Software Foundation, Inc. +Copyright (C) 1987-2010 Free Software Foundation, Inc. This file is part of GNU Bash, the Bourne Again SHell. @@ -28,7 +28,10 @@ Evaluate conditional expression. Exits with a status of 0 (true) or 1 (false) depending on the evaluation of EXPR. Expressions may be unary or binary. Unary expressions are often used to examine the status of a file. There -are string operators as well, and numeric comparison operators. +are string operators and numeric comparison operators as well. + +The behavior of test depends on the number of arguments. Read the +bash manual page for the complete specification. File operators: @@ -80,6 +83,7 @@ String operators: Other operators: -o OPTION True if the shell option OPTION is enabled. + -v VAR True if the shell variable VAR is set ! EXPR True if expr is false. EXPR1 -a EXPR2 True if both expr1 AND expr2 are true. EXPR1 -o EXPR2 True if either expr1 OR expr2 is true. |