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Allow compressed man pages in help

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It seems Fedora compresses our whopping 340k of man pages.

Fixes #3130.

Inspired by @TieDyedDevil's work there.
This commit is contained in:
Fabian Homborg 2016-06-10 14:13:15 +02:00
parent 9d2092bf9f
commit 222a07e907
2 changed files with 11 additions and 5 deletions
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8
share/functions/__fish_print_commands.fish
View File

@ -1,5 +1,7 @@
function __fish_print_commands --description "Print a list of documented fish commands"
if test -d $__fish_datadir/man/man1/
find $__fish_datadir/man/man1/ -type f -name \*.1 -execdir basename '{}' .1 ';'
end
if test -d $__fish_datadir/man/man1/
for file in $__fish_datadir/man/man1/**.1*
string replace -r '.*/' '' -- $file | string replace -r '.1(.gz)?$' ''
end
end
end

8
share/functions/__fish_print_help.fish
View File

@ -11,7 +11,7 @@ function __fish_print_help --description "Print help message for the specified f
end
# Do nothing if the file does not exist
if not test -e "$__fish_datadir/man/man1/$item.1"
if not test -e "$__fish_datadir/man/man1/$item.1" -o -e "$__fish_datadir/man/man1/$item.1.gz"
return
end
@ -39,7 +39,11 @@ function __fish_print_help --description "Print help message for the specified f
set cols (math $cols - 4) # leave a bit of space on the right
set rLL -rLL=$cols[1]n
end
set help (nroff -man -c -t $rLL "$__fish_datadir/man/man1/$item.1" ^/dev/null)
if test -e "$__fish_datadir/man/man1/$item.1"
set help (nroff -man -c -t $rLL "$__fish_datadir/man/man1/$item.1" ^/dev/null)
else if test -e "$__fish_datadir/man/man1/$item.1.gz"
set help (gunzip -c "$__fish_datadir/man/man1/$item.1.gz" ^/dev/null | nroff -man -c -t $rLL ^/dev/null)
end
# The original implementation trimmed off the top 5 lines and bottom 3 lines
# from the nroff output. Perhaps that's reliable, but the magic numbers make