diff options
Diffstat (limited to 'Etc')
| -rw-r--r-- | Etc/FAQ.yo | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/Etc/FAQ.yo b/Etc/FAQ.yo index 3ebae61eb..808b88cab 100644 --- a/Etc/FAQ.yo +++ b/Etc/FAQ.yo @@ -588,10 +588,11 @@ tt(EXTENDED_GLOB). occurred somewhere in the path (e.g. mytt(users/barstaff/foo) will be excluded by the mytt(~) operator). As the mytt(**) operator cannot be grouped (inside parentheses it is treated as mytt(*)), this is - the way to exclude some subdirectories from matching a mytt(**). + one way to exclude some subdirectories from matching a mytt(**). + The form (^foo/)# also works. it() Unquoted assignments do file expansion after mytt(:)s (intended for PATHs). - it() mytt(typeset) and mytt(integer) have special behaviour for + it()* mytt(typeset) and mytt(integer) have special behaviour for assignments in ksh, but not in zsh. For example, this doesn't work in zsh: verb( @@ -605,7 +606,7 @@ tt(EXTENDED_GLOB). itemize( it()* There is no tt($ENV) variable (use tt(/etc/zshrc), tt(~/.zshrc); note also tt($ZDOTDIR)). - it() tt($PATH) is not searched for commands specified + it()* tt($PATH) is not searched for commands specified at invocation without -c. ) it() Aliases and functions: @@ -1738,14 +1739,31 @@ sect(What's wrong with cut and paste on my xterm?) sect(How do I get coloured prompts on my colour xterm?) - (Or `color xterm', if you're reading this in black and white.) You need - to find the sequences which generate the various colours from the manual - for your terminal emulator; these are ANSI standard on those I know about - which support colour. With a recent (post 3.1.6) distribution of zsh, - there is a theme system to handle this for you; even if you don't see that, - the installed function `mytt(colors)' (meaning `colours', if you're not - reading this in black and white) gives the escape sequences. You will end - up with code looking like this (borrowed from Oliver Kiddle): + (Or `color xterm', if you're reading this in black and white.) + + Versions of the shell starting with the 4.3 series have this + built in. Use + verb( + PS1='%K{white}%F{red}<red on white>%f%k<default colours>' + ) + to change the prompt. Names are only usable for the colours + black, red, green, yellow, blue, magenta, cyan and white, understood + by most terminals, but if you happen to know the details of how + your terminal implements colours you can specify a number, e.g. + mytt(%20F) to turn the foreground into colour number 20. mytt(echotc + Co) will often output the number of colours the terminal supports. + (Careful: mytt(echotc co) is different; it also outputs a number + but it's the number of columns in the terminal.) If this is 8 + then probably you have the named colours and nothing more. + + In older versions of the shell you need to find the sequences which + generate the various colours from the manual for your terminal + emulator; these are ANSI standard on those I know about which support + colour. With a recent (post 3.1.6) distribution of zsh, there is a + theme system to handle this for you; even if you don't see that, the + installed function `mytt(colors)' (meaning `colours', if you're not + reading this in black and white) gives the escape sequences. You will + end up with code looking like this (borrowed from Oliver Kiddle): verb( PS1=$'%{\e[1;31m%}<the rest of your prompt here>%{\e[0m%}' ) @@ -2002,7 +2020,7 @@ sect(What is multibyte input?) just needs to ask the system library how many octets form the next character, and if there's a valid character there at all. (It can also ask the system what width the character takes up on the screen, so that - characters no longer need to be exacxtly one position wide.) + characters no longer need to be exactly one position wide.) The way this is done is called UTF-8. Multibyte encodings of other character sets exist (you might encounter them for Asian character sets); |