diff options
| author | Denys Vlasenko | 2010-05-20 12:56:14 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-05-20 12:56:14 +0200 |
| commit | 131ed3bcc9c9eabcb4bd6a063c24c6f9922f1491 (patch) | |
| tree | a1a8e82b1520f5fb0d5e4ce50ba3c2d30b591f51 /shell | |
| parent | a0ec4f500c7b8b2ac1c7e34c9a2ee7504c7f8914 (diff) | |
| download | busybox-131ed3bcc9c9eabcb4bd6a063c24c6f9922f1491.zip busybox-131ed3bcc9c9eabcb4bd6a063c24c6f9922f1491.tar.gz | |
update shell/README
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/README | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/shell/README b/shell/README index 550c712..6a9f5b6 100644 --- a/shell/README +++ b/shell/README @@ -34,7 +34,7 @@ Shell Command Language It says that shell must implement special built-ins. Special built-ins differ from regular ones by the fact that variable assignments -done on special builtin is *PRESERVED*. That is, +done on special builtin are *PRESERVED*. That is, VAR=VAL special_builtin; echo $VAR @@ -43,7 +43,7 @@ should print VAL. (Another distinction is that an error in special built-in should abort the shell, but this is not such a critical difference, and moreover, at least bash's "set" does not follow this rule, -which is even codified in autoconf now...). +which is even codified in autoconf configure logic now...) List of special builtins: @@ -73,7 +73,7 @@ unset [-fv] name... In practice, no one uses this obscure feature - none of these builtins gives any special reasons to play such dirty tricks. -However. This section says that *function invocation* should act +However. This section also says that *function invocation* should act similar to special built-in. That is, variable assignments done on function invocation should be preserved after function invocation. |