X-Git-Url: https://git.madduck.net/etc/zsh.git/blobdiff_plain/71a3a8fffb9b2544b5ec901045ed49b969f65dde..429bc5d0944d0553c6949561f41abe40e2e05601:/.zsh/zshrc/85_git_prompt

diff --git a/.zsh/zshrc/85_git_prompt b/.zsh/zshrc/85_git_prompt
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+++ b/.zsh/zshrc/85_git_prompt
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+# zshrc/85_git_prompt
+#
+# Make git information available to the prompt
+#
+# Copyright © 1994–2008 martin f. krafft <madduck@madduck.net>
+# Released under the terms of the Artistic Licence 2.0
+#
+# Source repository: http://git.madduck.net/v/etc/zsh.git
+#
+# Shamelessly adapted from http://www.jukie.net/~bart/conf/zsh.d/S55_git
+#
+
+_get_git_cur_branch() {
+  git branch --no-color | sed -rne 's,^\* ,,p'
+}
+
+_is_git_repo() {
+  [ $(git rev-parse --is-inside-work-tree) = true ]
+}
+
+_set_git_psvar() {
+  if _is_git_repo; then
+    psvar[1]="$(_get_git_cur_branch)"
+  else
+    unset "psvar[1]"
+  fi
+}
+
+update_git_vars_if_git_ran() {
+  # if the last command included the word git, the branch may have changed.
+  # checkout should be alright, but you never know...
+  case "$(history $(($HISTCMD - 1)))" in
+    *git*) _set_git_psvar;;
+  esac
+}
+precmd_functions+=update_git_vars_if_git_ran
+
+update_git_vars() {
+  _set_git_psvar
+}
+chpwd_functions+=update_git_vars
+
+# call it once
+update_git_vars
+
+# vim:ft=zsh