ff114660db
When logging in to a new CentOS 7 machine COLUMNS has not been set before the theme is evaluated, causing the following error: ```shell irongiant-mbp → ssh clayreimann@toren.ddns Last login: Fri Jun 23 10:05:11 2017 from cpe-24-209-155-17.wi.res.rr.com -bash: /1: syntax error: operand expected (error token is "/1") -bash-4.2$ ``` This fix is based on advice from https://stackoverflow.com/a/3601734
60 lines
1.7 KiB
Bash
60 lines
1.7 KiB
Bash
#!/usr/bin/env bash
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SCM_GIT_CHAR="± "
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SCM_HG_CHAR="☿ "
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SCM_SVN_CHAR="⑆ "
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SCM_NONE_CHAR=""
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SCM_THEME_PROMPT_DIRTY=" ${red}✗"
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SCM_THEME_PROMPT_CLEAN=" ${bold_green}✓"
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SCM_THEME_PROMPT_PREFIX="|"
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SCM_THEME_PROMPT_SUFFIX="${green}| "
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SCM_GIT_AHEAD_CHAR="${green}+"
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SCM_GIT_BEHIND_CHAR="${red}-"
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GIT_THEME_PROMPT_DIRTY=" ${bold_red}✗"
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GIT_THEME_PROMPT_CLEAN=" ${bold_green}✓"
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GIT_THEME_PROMPT_PREFIX="${cyan}|"
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GIT_THEME_PROMPT_SUFFIX="${cyan}| "
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RVM_THEME_PROMPT_PREFIX="|"
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RVM_THEME_PROMPT_SUFFIX="| "
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VIRTUALENV_THEME_PROMPT_PREFIX="|"
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VIRTUALENV_THEME_PROMPT_SUFFIX="| "
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RBENV_THEME_PROMPT_PREFIX="|"
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RBENV_THEME_PROMPT_SUFFIX="| "
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RBFU_THEME_PROMPT_PREFIX="|"
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RBFU_THEME_PROMPT_SUFFIX="| "
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function rvm_version_prompt {
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if which rvm &> /dev/null; then
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rvm_current=$(rvm tools identifier) || return
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rvm_default=$(rvm strings default) || return
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[ "$rvm_current" != "$rvm_default" ] && ( echo -e "$RVM_THEME_PROMPT_PREFIX$rvm_current$RVM_THEME_PROMPT_SUFFIX" )
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fi
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}
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function git_prompt_info {
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git_prompt_vars
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echo -e "$SCM_PREFIX$SCM_BRANCH$SCM_STATE$SCM_GIT_AHEAD$SCM_GIT_BEHIND$SCM_GIT_STASH$SCM_SUFFIX"
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}
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LAST_PROMPT=""
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function prompt_command() {
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local new_PS1="${bold_cyan}$(scm_char)${yellow}$(ruby_version_prompt)${green}\w $(scm_prompt_info)"
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local new_prompt=$(PS1="$new_PS1" "$BASH" --norc -i </dev/null 2>&1 | sed -n '${s/^\(.*\)exit$/\1/p;}')
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if [ "$LAST_PROMPT" = "$new_prompt" ]; then
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new_PS1=""
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else
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LAST_PROMPT="$new_prompt"
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fi
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local wrap_char=""
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[[ $COLUMNS && ${#new_PS1} > $(($COLUMNS/1)) ]] && wrap_char="\n"
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PS1="${new_PS1}${green}${wrap_char}→${reset_color} "
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}
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safe_append_prompt_command prompt_command
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