From 38901a48375952ab6c02f22bddfa19ac2bec2c36 Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Sat, 30 Aug 2008 07:48:18 -0700 Subject: checkout --ours/--theirs: allow checking out one side of a conflicting merge This lets you to check out 'our' (or 'their') version of an unmerged path out of the index while resolving conflicts. Signed-off-by: Junio C Hamano --- builtin-checkout.c | 39 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 38 insertions(+), 1 deletion(-) (limited to 'builtin-checkout.c') diff --git a/builtin-checkout.c b/builtin-checkout.c index 1303f3b5b3..16bfbb6605 100644 --- a/builtin-checkout.c +++ b/builtin-checkout.c @@ -24,6 +24,7 @@ struct checkout_opts { int quiet; int merge; int force; + int writeout_stage; int writeout_error; const char *new_branch; @@ -95,6 +96,32 @@ static int skip_same_name(struct cache_entry *ce, int pos) return pos; } +static int check_stage(int stage, struct cache_entry *ce, int pos) +{ + while (pos < active_nr && + !strcmp(active_cache[pos]->name, ce->name)) { + if (ce_stage(active_cache[pos]) == stage) + return 0; + pos++; + } + return error("path '%s' does not have %s version", + ce->name, + (stage == 2) ? "our" : "their"); +} + +static int checkout_stage(int stage, struct cache_entry *ce, int pos, + struct checkout *state) +{ + while (pos < active_nr && + !strcmp(active_cache[pos]->name, ce->name)) { + if (ce_stage(active_cache[pos]) == stage) + return checkout_entry(active_cache[pos], state, NULL); + pos++; + } + return error("path '%s' does not have %s version", + ce->name, + (stage == 2) ? "our" : "their"); +} static int checkout_paths(struct tree *source_tree, const char **pathspec, struct checkout_opts *opts) @@ -106,7 +133,7 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, int flag; struct commit *head; int errs = 0; - + int stage = opts->writeout_stage; int newfd; struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); @@ -136,6 +163,8 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, continue; if (opts->force) { warning("path '%s' is unmerged", ce->name); + } else if (stage) { + errs |= check_stage(stage, ce, pos); } else { errs = 1; error("path '%s' is unmerged", ce->name); @@ -157,6 +186,8 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, errs |= checkout_entry(ce, &state, NULL); continue; } + if (stage) + errs |= checkout_stage(stage, ce, pos, &state); pos = skip_same_name(ce, pos) - 1; } } @@ -458,6 +489,10 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "log for new branch"), OPT_SET_INT('t', "track", &opts.track, "track", BRANCH_TRACK_EXPLICIT), + OPT_SET_INT('2', "ours", &opts.writeout_stage, "stage", + 2), + OPT_SET_INT('3', "theirs", &opts.writeout_stage, "stage", + 3), OPT_BOOLEAN('f', NULL, &opts.force, "force"), OPT_BOOLEAN('m', NULL, &opts.merge, "merge"), OPT_END(), @@ -573,6 +608,8 @@ no_reference: if (new.name && !new.commit) { die("Cannot switch branch to a non-commit."); } + if (opts.writeout_stage) + die("--ours/--theirs is incompatible with switching branches."); return switch_branches(&opts, &new); } -- cgit v1.2.3