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authorTom Ryder <tom@sanctum.geek.nz>2020-11-12 10:34:24 +1300
committerTom Ryder <tom@sanctum.geek.nz>2020-11-12 10:34:24 +1300
commite8d252a34b863974ce2060cf8c4498fa50743700 (patch)
tree8b5d8fa61f2925444d4575314329674f14263ca3
parentRewrap comments in vimrc (diff)
downloaddotfiles-e8d252a34b863974ce2060cf8c4498fa50743700.tar.gz
dotfiles-e8d252a34b863974ce2060cf8c4498fa50743700.zip
Simplify han(1df) to remove unneeded temp dir
-rw-r--r--bin/han.bash22
1 files changed, 3 insertions, 19 deletions
diff --git a/bin/han.bash b/bin/han.bash
index 6ab0b3e7..2cac9d4e 100644
--- a/bin/han.bash
+++ b/bin/han.bash
@@ -13,22 +13,6 @@ if ((BASH_VERSINFO[0] >= 4)) ; then
helpopts=(-m)
fi
-# Create a temporary directory with name in $td, and a trap to remove it when
-# the script exits
-td=
-cleanup() {
- [[ -n $td ]] && rm -fr -- "$td"
-}
-trap cleanup EXIT
-td=$(mktd "$self") || exit
-
-# If we have exactly one argument and a call to the help builtin with that
-# argument succeeds, display its output with `pager -s`
-if (($# == 1)) &&
- help "${helpopts[@]}" "$1" >"$td"/"$1".help 2>/dev/null ; then
- (cd -- "$td" && "$PAGER" -s -- "$1".help)
-
-# Otherwise, just pass all the arguments to man(1)
-else
- man "$@"
-fi
+# Call `help`, with the `-m` flag if available; if it errors out (discard
+# stderr), run `man` instead
+help "${helpopts[@]}" -- "$@" 2>/dev/null || man -- "$@"