diff options
Diffstat (limited to 'infra/libkookie/nixpkgs/pkgs/build-support/setup-hooks/install-shell-files.sh')
| -rw-r--r-- | infra/libkookie/nixpkgs/pkgs/build-support/setup-hooks/install-shell-files.sh | 125 |
1 files changed, 95 insertions, 30 deletions
diff --git a/infra/libkookie/nixpkgs/pkgs/build-support/setup-hooks/install-shell-files.sh b/infra/libkookie/nixpkgs/pkgs/build-support/setup-hooks/install-shell-files.sh index e0ea1f7f30a7..194b408b1050 100644 --- a/infra/libkookie/nixpkgs/pkgs/build-support/setup-hooks/install-shell-files.sh +++ b/infra/libkookie/nixpkgs/pkgs/build-support/setup-hooks/install-shell-files.sh @@ -1,4 +1,4 @@ -#!/bin/bash +# shellcheck shell=bash # Setup hook for the `installShellFiles` package. # # Example usage in a derivation: @@ -19,8 +19,8 @@ # installManPage <path> [...<path>] # # Each argument is checked for its man section suffix and installed into the appropriate -# share/man<n>/ directory. The function returns an error if any paths don't have the man section -# suffix (with optional .gz compression). +# share/man/man<n>/ directory. The function returns an error if any paths don't have the man +# section suffix (with optional .gz compression). installManPage() { local path for path in "$@"; do @@ -49,7 +49,7 @@ installManPage() { done } -# installShellCompletion [--bash|--fish|--zsh] ([--name <name>] <path>)... +# installShellCompletion [--cmd <name>] ([--bash|--fish|--zsh] [--name <name>] <path>)... # # Each path is installed into the appropriate directory for shell completions for the given shell. # If one of `--bash`, `--fish`, or `--zsh` is given the path is assumed to belong to that shell. @@ -61,9 +61,20 @@ installManPage() { # If the shell completion needs to be renamed before installing the optional `--name <name>` flag # may be given. Any name provided with this flag only applies to the next path. # +# If all shell completions need to be renamed before installing the optional `--cmd <name>` flag +# may be given. This will synthesize a name for each file, unless overridden with an explicit +# `--name` flag. For example, `--cmd foobar` will synthesize the name `_foobar` for zsh and +# `foobar.bash` for bash. +# # For zsh completions, if the `--name` flag is not given, the path will be automatically renamed # such that `foobar.zsh` becomes `_foobar`. # +# A path may be a named fd, such as produced by the bash construct `<(cmd)`. When using a named fd, +# the shell type flag must be provided, and either the `--name` or `--cmd` flag must be provided. +# This might look something like: +# +# installShellCompletion --zsh --name _foobar <($out/bin/foobar --zsh-completion) +# # This command accepts multiple shell flags in conjunction with multiple paths if you wish to # install them all in one command: # @@ -76,9 +87,16 @@ installManPage() { # installShellCompletion --fish --name foobar.fish share/completions.fish # installShellCompletion --zsh --name _foobar share/completions.zsh # +# Or to use shell newline escaping to split a single invocation across multiple lines: +# +# installShellCompletion --cmd foobar \ +# --bash <($out/bin/foobar --bash-completion) \ +# --fish <($out/bin/foobar --fish-completion) \ +# --zsh <($out/bin/foobar --zsh-completion) +# # If any argument is `--` the remaining arguments will be treated as paths. installShellCompletion() { - local shell='' name='' retval=0 parseArgs=1 arg + local shell='' name='' cmdname='' retval=0 parseArgs=1 arg while { arg=$1; shift; }; do # Parse arguments if (( parseArgs )); then @@ -97,6 +115,17 @@ installShellCompletion() { # treat `--name=foo` the same as `--name foo` name=${arg#--name=} continue;; + --cmd) + cmdname=$1 + shift || { + echo 'installShellCompletion: error: --cmd flag expected an argument' >&2 + return 1 + } + continue;; + --cmd=*) + # treat `--cmd=foo` the same as `--cmd foo` + cmdname=${arg#--cmd=} + continue;; --?*) echo "installShellCompletion: warning: unknown flag ${arg%%=*}" >&2 retval=2 @@ -110,39 +139,67 @@ installShellCompletion() { if (( "${NIX_DEBUG:-0}" >= 1 )); then echo "installShellCompletion: installing $arg${name:+ as $name}" fi - # if we get here, this is a path - # Identify shell - local basename - basename=$(stripHash "$arg") + # if we get here, this is a path or named pipe + # Identify shell and output name local curShell=$shell - if [[ -z "$curShell" ]]; then - # auto-detect the shell - case "$basename" in - ?*.bash) curShell=bash;; - ?*.fish) curShell=fish;; - ?*.zsh) curShell=zsh;; + local outName='' + if [[ -z "$arg" ]]; then + echo "installShellCompletion: error: empty path is not allowed" >&2 + return 1 + elif [[ -p "$arg" ]]; then + # this is a named fd or fifo + if [[ -z "$curShell" ]]; then + echo "installShellCompletion: error: named pipe requires one of --bash, --fish, or --zsh" >&2 + return 1 + elif [[ -z "$name" && -z "$cmdname" ]]; then + echo "installShellCompletion: error: named pipe requires one of --cmd or --name" >&2 + return 1 + fi + else + # this is a path + local argbase + argbase=$(stripHash "$arg") + if [[ -z "$curShell" ]]; then + # auto-detect the shell + case "$argbase" in + ?*.bash) curShell=bash;; + ?*.fish) curShell=fish;; + ?*.zsh) curShell=zsh;; + *) + if [[ "$argbase" = _* && "$argbase" != *.* ]]; then + # probably zsh + echo "installShellCompletion: warning: assuming path \`$arg' is zsh; please specify with --zsh" >&2 + curShell=zsh + else + echo "installShellCompletion: warning: unknown shell for path: $arg" >&2 + retval=2 + continue + fi;; + esac + fi + outName=$argbase + fi + # Identify output path + if [[ -n "$name" ]]; then + outName=$name + elif [[ -n "$cmdname" ]]; then + case "$curShell" in + bash|fish) outName=$cmdname.$curShell;; + zsh) outName=_$cmdname;; *) - if [[ "$basename" = _* && "$basename" != *.* ]]; then - # probably zsh - echo "installShellCompletion: warning: assuming path \`$arg' is zsh; please specify with --zsh" >&2 - curShell=zsh - else - echo "installShellCompletion: warning: unknown shell for path: $arg" >&2 - retval=2 - continue - fi;; + # Our list of shells is out of sync with the flags we accept or extensions we detect. + echo 'installShellCompletion: internal error' >&2 + return 1;; esac fi - # Identify output path - local outName sharePath - outName=${name:-$basename} + local sharePath case "$curShell" in bash) sharePath=bash-completion/completions;; fish) sharePath=fish/vendor_completions.d;; zsh) sharePath=zsh/site-functions # only apply automatic renaming if we didn't have a manual rename - if test -z "$name"; then + if [[ -z "$name" && -z "$cmdname" ]]; then # convert a name like `foo.zsh` into `_foo` outName=${outName%.zsh} outName=_${outName#_} @@ -153,8 +210,16 @@ installShellCompletion() { return 1;; esac # Install file - install -Dm644 -T "$arg" "${!outputBin:?}/share/$sharePath/$outName" || return - # Clear the name, it only applies to one path + local outDir="${!outputBin:?}/share/$sharePath" + local outPath="$outDir/$outName" + if [[ -p "$arg" ]]; then + # install handles named pipes on NixOS but not on macOS + mkdir -p "$outDir" \ + && cat "$arg" > "$outPath" + else + install -Dm644 -T "$arg" "$outPath" + fi || return + # Clear the per-path flags name= done if [[ -n "$name" ]]; then |