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shell: update comments on the status of [[ ]] compat

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2020-10-31 04:32:34 +01:00
parent b259e97d47
commit a7c065354f
2 changed files with 4 additions and 5 deletions
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6
shell/ash.c
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@ -209,15 +209,15 @@
* Status of [[ support: * Status of [[ support:
* && and || work as they should * && and || work as they should
* = is glob match operator, not equality operator: STR = GLOB * = is glob match operator, not equality operator: STR = GLOB
* (in GLOB, quoting is significant on char-by-char basis: a*cd"*")
* == same as = * == same as =
* add =~ regex match operator: STR =~ REGEX * =~ is regex match operator: STR =~ REGEX
* TODO: * TODO:
* singleword+noglob expansion: * singleword+noglob expansion:
* v='a b'; [[ $v = 'a b' ]]; echo 0:$? * v='a b'; [[ $v = 'a b' ]]; echo 0:$?
* [[ /bin/n* ]]; echo 0:$? * [[ /bin/n* ]]; echo 0:$?
* quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc) * quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc)
* ( ) < > should not have special meaning * ( ) < > should not have special meaning (IOW: should not require quoting)
* in word = GLOB, quoting should be significant on char-by-char basis: a*cd"*"
*/ */
#define BASH_TEST2 (ENABLE_ASH_BASH_COMPAT * ENABLE_ASH_TEST) #define BASH_TEST2 (ENABLE_ASH_BASH_COMPAT * ENABLE_ASH_TEST)
#define BASH_SOURCE ENABLE_ASH_BASH_COMPAT #define BASH_SOURCE ENABLE_ASH_BASH_COMPAT

3
shell/hush.c
View File

@ -63,7 +63,6 @@
* reserved words: function select * reserved words: function select
* advanced test: [[ ]] * advanced test: [[ ]]
* process substitution: <(list) and >(list) * process substitution: <(list) and >(list)
* =~: regex operator
* let EXPR [EXPR...] * let EXPR [EXPR...]
* Each EXPR is an arithmetic expression (ARITHMETIC EVALUATION) * Each EXPR is an arithmetic expression (ARITHMETIC EVALUATION)
* If the last arg evaluates to 0, let returns 1; 0 otherwise. * If the last arg evaluates to 0, let returns 1; 0 otherwise.
@ -85,11 +84,11 @@
* v='a b'; [[ $v = 'a b' ]]; echo 0:$? * v='a b'; [[ $v = 'a b' ]]; echo 0:$?
* [[ /bin/n* ]]; echo 0:$? * [[ /bin/n* ]]; echo 0:$?
* = is glob match operator, not equality operator: STR = GLOB * = is glob match operator, not equality operator: STR = GLOB
* (in GLOB, quoting is significant on char-by-char basis: a*cd"*")
* == same as = * == same as =
* =~ is regex match operator: STR =~ REGEX * =~ is regex match operator: STR =~ REGEX
* TODO: * TODO:
* quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc) * quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc)
* in word = GLOB, quoting should be significant on char-by-char basis: a*cd"*"
*/ */
//config:config HUSH //config:config HUSH
//config: bool "hush (68 kb)" //config: bool "hush (68 kb)"