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avoid "bash:unbound" error when "nounset" option enabled (set -o noun…

…set)
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commit a8319e187d28ec0fe9fe4cc0241f249180e65d26 1 parent b50639f
Minsu Choi authored
Showing with 6 additions and 7 deletions.
  1. +1 −1  lib/git/aliases_and_bindings.sh
  2. +5 −6 lib/git/status_shortcuts.sh
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2  lib/git/aliases_and_bindings.sh
@@ -38,7 +38,7 @@ _git
# Usage: __git_alias <alias> <command_prefix> <command>
__git_alias () {
if [ -n "$1" ]; then
- local alias_str="$1"; local cmd_prefix="$2"; local cmd="$3"; local cmd_args=" $4"
+ local alias_str="$1"; local cmd_prefix="$2"; local cmd="$3"; local cmd_args=" ${4-}"
alias $alias_str="$cmd_prefix $cmd$cmd_args"
if [ "$shell" = "bash" ]; then
__define_git_completion $alias_str $cmd
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11 lib/git/status_shortcuts.sh
@@ -22,7 +22,7 @@ git_status_shortcuts() {
# Run ruby script, store output
local cmd_output="$(/usr/bin/env ruby "$scmbDir/lib/git/status_shortcuts.rb" $@)"
# Print debug information if $scmbDebug = "true"
- if [ "$scmbDebug" = "true" ]; then
+ if [ "${scmbDebug:-}" = "true" ]; then
printf "status_shortcuts.rb output => \n$cmd_output\n------------------------\n"
fi
if [[ -z "$cmd_output" ]]; then
@@ -31,18 +31,18 @@ git_status_shortcuts() {
fi
# Fetch list of files from last line of script output
files="$(echo "$cmd_output" | \grep '@@filelist@@::' | sed 's%@@filelist@@::%%g')"
- if [ "$scmbDebug" = "true" ]; then echo "filelist => $files"; fi
+ if [ "${scmbDebug:-}" = "true" ]; then echo "filelist => $files"; fi
# Export numbered env variables for each file
IFS="|"
local e=1
for file in $files; do
export $git_env_char$e="$file"
- if [ "$scmbDebug" = "true" ]; then echo "Set \$$git_env_char$e => $file"; fi
+ if [ "${scmbDebug:-}" = "true" ]; then echo "Set \$$git_env_char$e => $file"; fi
let e++
done
IFS=$' \t\n'
- if [ "$scmbDebug" = "true" ]; then echo "------------------------"; fi
+ if [ "${scmbDebug:-}" = "true" ]; then echo "------------------------"; fi
# Print status
echo "$cmd_output" | \grep -v '@@filelist@@::'
zsh_reset # Reset zsh environment to default
@@ -164,8 +164,7 @@ git_clear_vars() {
local i
for (( i=1; i<=$gs_max_changes; i++ )); do
# Stop clearing after first empty var
- if [[ -z "$(eval echo "\$$git_env_char$i")" ]]; then break; fi
- unset $git_env_char$i
+ if [[ -z "$(eval echo "\${$git_env_char$i:-}")" ]]; then break; fi
done
}
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