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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2020-10-31 04:32:34 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2020-10-31 04:32:34 +0100 |
| commit | a7c065354f820560621aa5f2e90498d6636f41c3 (patch) | |
| tree | 0ecf66871092e10b89482ba3c656e294baedbed6 /shell/hush.c | |
| parent | b259e97d47de9a3f6b3dc4538159e57544c04a01 (diff) | |
| download | busybox-w32-a7c065354f820560621aa5f2e90498d6636f41c3.tar.gz busybox-w32-a7c065354f820560621aa5f2e90498d6636f41c3.tar.bz2 busybox-w32-a7c065354f820560621aa5f2e90498d6636f41c3.zip | |
shell: update comments on the status of [[ ]] compat
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/shell/hush.c b/shell/hush.c index 7c1e1d748..ab7263381 100644 --- a/shell/hush.c +++ b/shell/hush.c | |||
| @@ -63,7 +63,6 @@ | |||
| 63 | * reserved words: function select | 63 | * reserved words: function select |
| 64 | * advanced test: [[ ]] | 64 | * advanced test: [[ ]] |
| 65 | * process substitution: <(list) and >(list) | 65 | * process substitution: <(list) and >(list) |
| 66 | * =~: regex operator | ||
| 67 | * let EXPR [EXPR...] | 66 | * let EXPR [EXPR...] |
| 68 | * Each EXPR is an arithmetic expression (ARITHMETIC EVALUATION) | 67 | * Each EXPR is an arithmetic expression (ARITHMETIC EVALUATION) |
| 69 | * If the last arg evaluates to 0, let returns 1; 0 otherwise. | 68 | * If the last arg evaluates to 0, let returns 1; 0 otherwise. |
| @@ -85,11 +84,11 @@ | |||
| 85 | * v='a b'; [[ $v = 'a b' ]]; echo 0:$? | 84 | * v='a b'; [[ $v = 'a b' ]]; echo 0:$? |
| 86 | * [[ /bin/n* ]]; echo 0:$? | 85 | * [[ /bin/n* ]]; echo 0:$? |
| 87 | * = is glob match operator, not equality operator: STR = GLOB | 86 | * = is glob match operator, not equality operator: STR = GLOB |
| 88 | * (in GLOB, quoting is significant on char-by-char basis: a*cd"*") | ||
| 89 | * == same as = | 87 | * == same as = |
| 90 | * =~ is regex match operator: STR =~ REGEX | 88 | * =~ is regex match operator: STR =~ REGEX |
| 91 | * TODO: | 89 | * TODO: |
| 92 | * quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc) | 90 | * quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc) |
| 91 | * in word = GLOB, quoting should be significant on char-by-char basis: a*cd"*" | ||
| 93 | */ | 92 | */ |
| 94 | //config:config HUSH | 93 | //config:config HUSH |
| 95 | //config: bool "hush (68 kb)" | 94 | //config: bool "hush (68 kb)" |