builtin rebase: support `ignore-whitespace` option

This commit adds support for the `--ignore-whitespace` option
of the rebase command. This option is simply passed to the
`--am` backend.

Signed-off-by: Pratik Karki <predatoramigo@gmail.com>
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/rebase.c b/builtin/rebase.c
index 6ce50eae0f2ea7da89348f40ed5046c18ab8ab29..f023fb4339c3add658c452789acc4025c7821497 100644 (file)
--- a/builtin/rebase.c
+++ b/builtin/rebase.c
@@ -527,6 +527,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
                ACTION_SHOW_CURRENT_PATCH,
        } action = NO_ACTION;
        int committer_date_is_author_date = 0;
+       int ignore_whitespace = 0;
        struct option builtin_rebase_options[] = {
                OPT_STRING(0, "onto", &options.onto_name,
                           N_("revision"),
@@ -542,6 +543,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
                {OPTION_NEGBIT, 'n', "no-stat", &options.flags, NULL,
                        N_("do not show diffstat of what changed upstream"),
                        PARSE_OPT_NOARG, NULL, REBASE_DIFFSTAT },
+               OPT_BOOL(0, "ignore-whitespace", &ignore_whitespace,
+                        N_("passed to 'git apply'")),
                OPT_BOOL(0, "signoff", &options.signoff,
                         N_("add a Signed-off-by: line to each commit")),
                OPT_BOOL(0, "committer-date-is-author-date",
@@ -773,6 +776,9 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
                options.flags |= REBASE_FORCE;
        }
 
+       if (ignore_whitespace)
+               strbuf_addstr(&options.git_am_opt, " --ignore-whitespace");
+
        switch (options.type) {
        case REBASE_MERGE:
        case REBASE_INTERACTIVE: