git apply: option to ignore whitespace differences

diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 887731e830b8e41d647d1961061d9c75cd441621..dd7ec5dd66425040e5bbdf0466f7ca822b3a6370 100755 (executable)
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -44,6 +44,10 @@
 #       GIT_PS1_SHOWSTASHSTATE to a nonempty value. If something is stashed,
 #       then a '$' will be shown next to the branch name.
 #
+#       If you would like to see if there're untracked files, then you can
+#       set GIT_PS1_SHOWUNTRACKEDFILES to a nonempty value. If there're
+#       untracked files, then a '%' will be shown next to the branch name.
+#
 # To submit patches:
 #
 #    *) Read Documentation/SubmittingPatches
@@ -132,6 +136,7 @@ __git_ps1 ()
                local w
                local i
                local s
+               local u
                local c
 
                if [ "true" = "$(git rev-parse --is-inside-git-dir 2>/dev/null)" ]; then
@@ -156,12 +161,18 @@ __git_ps1 ()
                        if [ -n "${GIT_PS1_SHOWSTASHSTATE-}" ]; then
                                git rev-parse --verify refs/stash >/dev/null 2>&1 && s="$"
                        fi
+
+                       if [ -n "${GIT_PS1_SHOWUNTRACKEDFILES-}" ]; then
+                          if [ -n "$(git ls-files --others --exclude-standard)" ]; then
+                             u="%"
+                          fi
+                       fi
                fi
 
                if [ -n "${1-}" ]; then
-                       printf "$1" "$c${b##refs/heads/}$w$i$s$r"
+                       printf "$1" "$c${b##refs/heads/}$w$i$s$u$r"
                else
-                       printf " (%s)" "$c${b##refs/heads/}$w$i$s$r"
+                       printf " (%s)" "$c${b##refs/heads/}$w$i$s$u$r"
                fi
        fi
 }
@@ -663,6 +674,7 @@ _git_am ()
        --*)
                __gitcomp "
                        --3way --committer-date-is-author-date --ignore-date
+                       --ignore-whitespace --ignore-space-change
                        --interactive --keep --no-utf8 --signoff --utf8
                        --whitespace=
                        "
@@ -684,6 +696,7 @@ _git_apply ()
                        --stat --numstat --summary --check --index
                        --cached --index-info --reverse --reject --unidiff-zero
                        --apply --no-add --exclude=
+                       --ignore-whitespace --ignore-space-change
                        --whitespace= --inaccurate-eof --verbose
                        "
                return
@@ -1525,6 +1538,7 @@ _git_config ()
        __gitcomp "
                add.ignore-errors
                alias.
+               apply.ignorewhitespace
                apply.whitespace
                branch.autosetupmerge
                branch.autosetuprebase