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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 352 | jag | 1 | if 0 { |
| 1 | - | 2 | /* |
| 3 | * This file is part of din. |
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| 4 | * |
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| 352 | jag | 5 | * din is copyright (c) 2006 - 2017 S Jagannathan <jag@dinisnoise.org> |
| 1 | - | 6 | * For more information, please visit http://dinisnoise.org |
| 7 | */ |
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| 8 | command help display |
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| 9 | } |
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| 10 | |||
| 11 | proc help {{cmd ""}} { |
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| 12 | |||
| 13 | global color |
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| 14 | |||
| 15 | set-var fold_console 0 |
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| 16 | |||
| 352 | jag | 17 | global user |
| 18 | if {[file exists $user/$cmd.help.tcl] == 0} { |
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| 1 | - | 19 | if {$cmd ne ""} { |
| 20 | eval $color(error) |
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| 21 | echo "$cmd: not found." |
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| 22 | } |
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| 23 | eval $color(header) |
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| 24 | echo "Available commands are:" |
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| 25 | eval $color(text) |
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| 26 | nago [lsort [lsuserdir help.tcl]] 4 |
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| 27 | eval $color(header) |
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| 28 | echo "Type help <command_name> for help on a command." |
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| 29 | return |
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| 30 | } |
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| 31 | |||
| 352 | jag | 32 | source $user/$cmd.help.tcl |
| 1 | - | 33 | set headers {NAME: {SHORT NAME:} PURPOSE: {HOW TO USE:} NOTES: EXAMPLES:} |
| 34 | set keys {name short purpose invoke help examples} |
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| 35 | for {set i 0; set j [llength $keys]} {$i < $j} {incr i} { |
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| 36 | set text [lindex [array get $cmd [lindex $keys $i]] 1] |
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| 37 | if {[llength $text] > 0} { |
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| 38 | eval $color(header) |
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| 39 | echo [lindex $headers $i] |
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| 40 | eval $color(text) |
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| 41 | foreach l [split $text \n] {echo $l} |
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| 42 | } |
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| 43 | } |
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| 44 | |||
| 45 | } |
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| 46 | |||
| 47 | proc nago {target n} { |
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| 48 | set j 0 |
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| 49 | foreach i [lrange $target 0 end-1] { |
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| 50 | if {$j < $n} {incr j} else { |
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| 51 | echo $out |
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| 52 | unset out |
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| 53 | set j 0 |
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| 54 | } |
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| 55 | append out " $i, "; |
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| 56 | } |
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| 57 | |||
| 58 | append out "and [lindex $target end]" |
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| 59 | echo $out |
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| 60 | |||
| 61 | } |