builtin/rebase--helper.c

   1 #include "builtin.h"
   2 #include "cache.h"
   3 #include "config.h"
   4 #include "parse-options.h"
   5 #include "sequencer.h"
   6
   7 static const char * const builtin_rebase_helper_usage[] = {
   8         N_("git rebase--helper [<options>]"),
   9         NULL
  10 };
  11
  12 int cmd_rebase__helper(int argc, const char **argv, const char *prefix)
  13 {
  14         struct replay_opts opts = REPLAY_OPTS_INIT;
  15         unsigned flags = 0, keep_empty = 0, rebase_merges = 0;
  16         int abbreviate_commands = 0, rebase_cousins = -1;
  17         enum {
  18                 CONTINUE = 1, ABORT, MAKE_SCRIPT, SHORTEN_OIDS, EXPAND_OIDS,
  19                 CHECK_TODO_LIST, SKIP_UNNECESSARY_PICKS, REARRANGE_SQUASH,
  20                 ADD_EXEC
  21         } command = 0;
  22         struct option options[] = {
  23                 OPT_BOOL(0, "ff", &opts.allow_ff, N_("allow fast-forward")),
  24                 OPT_BOOL(0, "keep-empty", &keep_empty, N_("keep empty commits")),
  25                 OPT_BOOL(0, "allow-empty-message", &opts.allow_empty_message,
  26                         N_("allow commits with empty messages")),
  27                 OPT_BOOL(0, "rebase-merges", &rebase_merges, N_("rebase merge commits")),
  28                 OPT_BOOL(0, "rebase-cousins", &rebase_cousins,
  29                          N_("keep original branch points of cousins")),
  30                 OPT_CMDMODE(0, "continue", &command, N_("continue rebase"),
  31                                 CONTINUE),
  32                 OPT_CMDMODE(0, "abort", &command, N_("abort rebase"),
  33                                 ABORT),
  34                 OPT_CMDMODE(0, "make-script", &command,
  35                         N_("make rebase script"), MAKE_SCRIPT),
  36                 OPT_CMDMODE(0, "shorten-ids", &command,
  37                         N_("shorten commit ids in the todo list"), SHORTEN_OIDS),
  38                 OPT_CMDMODE(0, "expand-ids", &command,
  39                         N_("expand commit ids in the todo list"), EXPAND_OIDS),
  40                 OPT_CMDMODE(0, "check-todo-list", &command,
  41                         N_("check the todo list"), CHECK_TODO_LIST),
  42                 OPT_CMDMODE(0, "skip-unnecessary-picks", &command,
  43                         N_("skip unnecessary picks"), SKIP_UNNECESSARY_PICKS),
  44                 OPT_CMDMODE(0, "rearrange-squash", &command,
  45                         N_("rearrange fixup/squash lines"), REARRANGE_SQUASH),
  46                 OPT_CMDMODE(0, "add-exec-commands", &command,
  47                         N_("insert exec commands in todo list"), ADD_EXEC),
  48                 OPT_END()
  49         };
  50
  51         sequencer_init_config(&opts);
  52         git_config_get_bool("rebase.abbreviatecommands", &abbreviate_commands);
  53
  54         opts.action = REPLAY_INTERACTIVE_REBASE;
  55         opts.allow_ff = 1;
  56         opts.allow_empty = 1;
  57
  58         argc = parse_options(argc, argv, NULL, options,
  59                         builtin_rebase_helper_usage, PARSE_OPT_KEEP_ARGV0);
  60
  61         flags |= keep_empty ? TODO_LIST_KEEP_EMPTY : 0;
  62         flags |= abbreviate_commands ? TODO_LIST_ABBREVIATE_CMDS : 0;
  63         flags |= rebase_merges ? TODO_LIST_REBASE_MERGES : 0;
  64         flags |= rebase_cousins > 0 ? TODO_LIST_REBASE_COUSINS : 0;
  65         flags |= command == SHORTEN_OIDS ? TODO_LIST_SHORTEN_IDS : 0;
  66
  67         if (rebase_cousins >= 0 && !rebase_merges)
  68                 warning(_("--[no-]rebase-cousins has no effect without "
  69                           "--rebase-merges"));
  70
  71         if (command == CONTINUE && argc == 1)
  72                 return !!sequencer_continue(&opts);
  73         if (command == ABORT && argc == 1)
  74                 return !!sequencer_remove_state(&opts);
  75         if (command == MAKE_SCRIPT && argc > 1)
  76                 return !!sequencer_make_script(stdout, argc, argv, flags);
  77         if ((command == SHORTEN_OIDS || command == EXPAND_OIDS) && argc == 1)
  78                 return !!transform_todos(flags);
  79         if (command == CHECK_TODO_LIST && argc == 1)
  80                 return !!check_todo_list();
  81         if (command == SKIP_UNNECESSARY_PICKS && argc == 1)
  82                 return !!skip_unnecessary_picks();
  83         if (command == REARRANGE_SQUASH && argc == 1)
  84                 return !!rearrange_squash();
  85         if (command == ADD_EXEC && argc == 2)
  86                 return !!sequencer_add_exec_commands(argv[1]);
  87         usage_with_options(builtin_rebase_helper_usage, options);
  88 }