From 28452655af988094792483a51d188c58137760cd Mon Sep 17 00:00:00 2001 From: Thomas Rast Date: Fri, 3 Aug 2012 14:16:24 +0200 Subject: diff_setup_done(): return void diff_setup_done() has historically returned an error code, but lost the last nonzero return in 943d5b7 (allow diff.renamelimit to be set regardless of -M/-C, 2006-08-09). The callers were in a pretty confused state: some actually checked for the return code, and some did not. Let it return void, and patch all callers to take this into account. This conveniently also gets rid of a handful of different(!) error messages that could never be triggered anyway. Note that the function can still die(). Signed-off-by: Thomas Rast Signed-off-by: Junio C Hamano diff --git a/builtin/blame.c b/builtin/blame.c index 5a67c20..c0e26a0 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -392,8 +392,7 @@ static struct origin *find_origin(struct scoreboard *sb, paths[1] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("diff-setup"); + diff_setup_done(&diff_opts); if (is_null_sha1(origin->commit->object.sha1)) do_diff_cache(parent->tree->object.sha1, &diff_opts); @@ -479,8 +478,7 @@ static struct origin *find_rename(struct scoreboard *sb, diff_opts.single_follow = origin->path; paths[0] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("diff-setup"); + diff_setup_done(&diff_opts); if (is_null_sha1(origin->commit->object.sha1)) do_diff_cache(parent->tree->object.sha1, &diff_opts); @@ -1065,8 +1063,7 @@ static int find_copy_in_parent(struct scoreboard *sb, paths[0] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("diff-setup"); + diff_setup_done(&diff_opts); /* Try "find copies harder" on new path if requested; * we do not want to use diffcore_rename() actually to diff --git a/builtin/checkout.c b/builtin/checkout.c index a76aa2a..fc581d8 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -315,8 +315,7 @@ static void show_local_changes(struct object *head, struct diff_options *opts) init_revisions(&rev, NULL); rev.diffopt.flags = opts->flags; rev.diffopt.output_format |= DIFF_FORMAT_NAME_STATUS; - if (diff_setup_done(&rev.diffopt) < 0) - die(_("diff_setup_done failed")); + diff_setup_done(&rev.diffopt); add_pending_object(&rev, head, NULL); run_diff_index(&rev, 0); } diff --git a/builtin/diff.c b/builtin/diff.c index 387afa7..a2c45db 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -294,8 +294,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) argc = setup_revisions(argc, argv, &rev, NULL); if (!rev.diffopt.output_format) { rev.diffopt.output_format = DIFF_FORMAT_PATCH; - if (diff_setup_done(&rev.diffopt) < 0) - die(_("diff_setup_done failed")); + diff_setup_done(&rev.diffopt); } DIFF_OPT_SET(&rev.diffopt, RECURSIVE); diff --git a/builtin/merge.c b/builtin/merge.c index 5126443..99825d6 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -402,8 +402,7 @@ static void finish(struct commit *head_commit, opts.output_format |= DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT; opts.detect_rename = DIFF_DETECT_RENAME; - if (diff_setup_done(&opts) < 0) - die(_("diff_setup_done failed")); + diff_setup_done(&opts); diff_tree_sha1(head, new_head, "", &opts); diffcore_std(&opts); diff_flush(&opts); diff --git a/diff-no-index.c b/diff-no-index.c index 3a36144..b245ca8 100644 --- a/diff-no-index.c +++ b/diff-no-index.c @@ -257,8 +257,7 @@ void diff_no_index(struct rev_info *revs, DIFF_OPT_SET(&revs->diffopt, NO_INDEX); revs->max_count = -2; - if (diff_setup_done(&revs->diffopt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&revs->diffopt); if (queue_diff(&revs->diffopt, revs->diffopt.pathspec.raw[0], revs->diffopt.pathspec.raw[1])) diff --git a/diff.c b/diff.c index 5388ded..df18447 100644 --- a/diff.c +++ b/diff.c @@ -3105,7 +3105,7 @@ void diff_setup(struct diff_options *options) } } -int diff_setup_done(struct diff_options *options) +void diff_setup_done(struct diff_options *options) { int count = 0; @@ -3204,8 +3204,6 @@ int diff_setup_done(struct diff_options *options) options->output_format = DIFF_FORMAT_NO_OUTPUT; DIFF_OPT_SET(options, EXIT_WITH_STATUS); } - - return 0; } static int opt_arg(const char *arg, int arg_short, const char *arg_long, int *val) diff --git a/diff.h b/diff.h index 7af5f1e..1d0a808 100644 --- a/diff.h +++ b/diff.h @@ -236,7 +236,7 @@ extern int git_diff_ui_config(const char *var, const char *value, void *cb); extern int diff_use_color_default; extern void diff_setup(struct diff_options *); extern int diff_opt_parse(struct diff_options *, const char **, int); -extern int diff_setup_done(struct diff_options *); +extern void diff_setup_done(struct diff_options *); #define DIFF_DETECT_RENAME 1 #define DIFF_DETECT_COPY 2 diff --git a/merge-recursive.c b/merge-recursive.c index d83cd6c..3fcc327 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -492,8 +492,7 @@ static struct string_list *get_renames(struct merge_options *o, opts.rename_score = o->rename_score; opts.show_rename_progress = o->show_rename_progress; opts.output_format = DIFF_FORMAT_NO_OUTPUT; - if (diff_setup_done(&opts) < 0) - die("diff setup failed"); + diff_setup_done(&opts); diff_tree_sha1(o_tree->object.sha1, tree->object.sha1, "", &opts); diffcore_std(&opts); if (opts.needed_rename_limit > o->needed_rename_limit) diff --git a/notes-merge.c b/notes-merge.c index fb0832f..66b1da9 100644 --- a/notes-merge.c +++ b/notes-merge.c @@ -126,8 +126,7 @@ static struct notes_merge_pair *diff_tree_remote(struct notes_merge_options *o, diff_setup(&opt); DIFF_OPT_SET(&opt, RECURSIVE); opt.output_format = DIFF_FORMAT_NO_OUTPUT; - if (diff_setup_done(&opt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&opt); diff_tree_sha1(base, remote, "", &opt); diffcore_std(&opt); @@ -190,8 +189,7 @@ static void diff_tree_local(struct notes_merge_options *o, diff_setup(&opt); DIFF_OPT_SET(&opt, RECURSIVE); opt.output_format = DIFF_FORMAT_NO_OUTPUT; - if (diff_setup_done(&opt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&opt); diff_tree_sha1(base, local, "", &opt); diffcore_std(&opt); diff --git a/patch-ids.c b/patch-ids.c index 5717257..bc8a28f 100644 --- a/patch-ids.c +++ b/patch-ids.c @@ -39,8 +39,7 @@ int init_patch_ids(struct patch_ids *ids) memset(ids, 0, sizeof(*ids)); diff_setup(&ids->diffopts); DIFF_OPT_SET(&ids->diffopts, RECURSIVE); - if (diff_setup_done(&ids->diffopts) < 0) - return error("diff_setup_done failed"); + diff_setup_done(&ids->diffopts); return 0; } diff --git a/revision.c b/revision.c index 18be62b..86d17c6 100644 --- a/revision.c +++ b/revision.c @@ -1833,8 +1833,7 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s if (revs->combine_merges) revs->ignore_merges = 0; revs->diffopt.abbrev = revs->abbrev; - if (diff_setup_done(&revs->diffopt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&revs->diffopt); compile_grep_patterns(&revs->grep_filter); diff --git a/submodule.c b/submodule.c index 9a28060..191b432 100644 --- a/submodule.c +++ b/submodule.c @@ -523,8 +523,7 @@ static void calculate_changed_submodule_paths(void) DIFF_OPT_SET(&diff_opts, RECURSIVE); diff_opts.output_format |= DIFF_FORMAT_CALLBACK; diff_opts.format_callback = submodule_collect_changed_cb; - if (diff_setup_done(&diff_opts) < 0) - die("diff_setup_done failed"); + diff_setup_done(&diff_opts); diff_tree_sha1(parent->item->object.sha1, commit->object.sha1, "", &diff_opts); diffcore_std(&diff_opts); diff_flush(&diff_opts); diff --git a/tree-diff.c b/tree-diff.c index 28ad6db..f760740 100644 --- a/tree-diff.c +++ b/tree-diff.c @@ -212,8 +212,7 @@ static void try_to_follow_renames(struct tree_desc *t1, struct tree_desc *t2, co diff_opts.rename_score = opt->rename_score; paths[0] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("unable to set up diff options to follow renames"); + diff_setup_done(&diff_opts); diff_tree(t1, t2, base, &diff_opts); diffcore_std(&diff_opts); diff_tree_release_paths(&diff_opts); -- cgit v0.10.2-6-g49f6