return BRANCH_COLOR_LOCAL;
if (!strcasecmp(var+ofs, "current"))
return BRANCH_COLOR_CURRENT;
- die("bad config variable '%s'", var);
+ return -1;
}
static int git_branch_config(const char *var, const char *value, void *cb)
}
if (!prefixcmp(var, "color.branch.")) {
int slot = parse_branch_color_slot(var, 13);
+ if (slot < 0)
+ return 0;
if (!value)
return config_error_nonbool(var);
color_parse(value, var, branch_colors[slot]);
OPT_BIT('m', NULL, &rename, "move/rename a branch and its reflog", 1),
OPT_BIT('M', NULL, &rename, "move/rename a branch, even if target exists", 2),
OPT_BOOLEAN('l', NULL, &reflog, "create the branch's reflog"),
- OPT_BOOLEAN('f', NULL, &force_create, "force creation (when already exists)"),
+ OPT_BOOLEAN('f', "force", &force_create, "force creation (when already exists)"),
{
OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
"commit", "print only not merged branches",
rename_branch(head, argv[0], rename > 1);
else if (rename && (argc == 2))
rename_branch(argv[0], argv[1], rename > 1);
- else if (argc <= 2)
+ else if (argc <= 2) {
+ if (kinds != REF_LOCAL_BRANCH)
+ die("-a and -r options to 'git branch' do not make sense with a branch name");
create_branch(head, argv[0], (argc == 2) ? argv[1] : head,
force_create, reflog, track);
- else
+ } else
usage_with_options(builtin_branch_usage, options);
return 0;
topts.initial_checkout = is_cache_unborn();
topts.update = 1;
topts.merge = 1;
- topts.gently = opts->merge;
+ topts.gently = opts->merge && old->commit;
topts.verbose_update = !opts->quiet;
topts.fn = twoway_merge;
topts.dir = xcalloc(1, sizeof(*topts.dir));
struct merge_options o;
if (!opts->merge)
return 1;
- parse_commit(old->commit);
+
+ /*
+ * Without old->commit, the below is the same as
+ * the two-tree unpack we already tried and failed.
+ */
+ if (!old->commit)
+ return 1;
/* Do more real merge */
return git_xmerge_config(var, value, cb);
}
+static int interactive_checkout(const char *revision, const char **pathspec,
+ struct checkout_opts *opts)
+{
+ return run_add_interactive(revision, "--patch=checkout", pathspec);
+}
+
+
int cmd_checkout(int argc, const char **argv, const char *prefix)
{
struct checkout_opts opts;
struct branch_info new;
struct tree *source_tree = NULL;
char *conflict_style = NULL;
+ int patch_mode = 0;
struct option options[] = {
OPT__QUIET(&opts.quiet),
OPT_STRING('b', NULL, &opts.new_branch, "new branch", "branch"),
2),
OPT_SET_INT('3', "theirs", &opts.writeout_stage, "stage",
3),
- OPT_BOOLEAN('f', NULL, &opts.force, "force"),
+ OPT_BOOLEAN('f', "force", &opts.force, "force"),
OPT_BOOLEAN('m', "merge", &opts.merge, "merge"),
OPT_STRING(0, "conflict", &conflict_style, "style",
"conflict style (merge or diff3)"),
+ OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"),
OPT_END(),
};
int has_dash_dash;
argc = parse_options(argc, argv, prefix, options, checkout_usage,
PARSE_OPT_KEEP_DASHDASH);
+ if (patch_mode && (opts.track > 0 || opts.new_branch
+ || opts.new_branch_log || opts.merge || opts.force))
+ die ("--patch is incompatible with all other options");
+
/* --track without -b should DWIM */
if (0 < opts.track && !opts.new_branch) {
const char *argv0 = argv[0];
if (!pathspec)
die("invalid path specification");
+ if (patch_mode)
+ return interactive_checkout(new.name, pathspec, &opts);
+
/* Checkout paths */
if (opts.new_branch) {
if (argc == 1) {
return checkout_paths(source_tree, pathspec, &opts);
}
+ if (patch_mode)
+ return interactive_checkout(new.name, NULL, &opts);
+
if (opts.new_branch) {
struct strbuf buf = STRBUF_INIT;
if (strbuf_check_branch_ref(&buf, opts.new_branch))
static char *edit_message, *use_message;
static char *author_name, *author_email, *author_date;
static int all, edit_flag, also, interactive, only, amend, signoff;
-static int quiet, verbose, no_verify, allow_empty;
+static int quiet, verbose, no_verify, allow_empty, dry_run;
static char *untracked_files_arg;
/*
* The default commit message cleanup mode will remove the lines
static struct option builtin_commit_options[] = {
OPT__QUIET(&quiet),
OPT__VERBOSE(&verbose),
- OPT_GROUP("Commit message options"),
+ OPT_GROUP("Commit message options"),
OPT_FILENAME('F', "file", &logfile, "read log from file"),
OPT_STRING(0, "author", &force_author, "AUTHOR", "override author for commit"),
OPT_CALLBACK('m', "message", &message, "MESSAGE", "specify commit message", opt_parse_m),
OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
OPT_FILENAME('t', "template", &template_file, "use specified template file"),
OPT_BOOLEAN('e', "edit", &edit_flag, "force edit of commit"),
+ OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
+ /* end commit message options */
OPT_GROUP("Commit contents options"),
OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"),
OPT_BOOLEAN('o', "only", &only, "commit only specified files"),
OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
+ OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"),
OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"),
- OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
+ /* end commit contents options */
OPT_END()
};
exit(128); /* We've already reported the error, finish dying */
}
-static char *prepare_index(int argc, const char **argv, const char *prefix)
+static char *prepare_index(int argc, const char **argv, const char *prefix, int is_status)
{
int fd;
struct string_list partial;
const char **pathspec = NULL;
+ int refresh_flags = REFRESH_QUIET;
+ if (is_status)
+ refresh_flags |= REFRESH_UNMERGED;
if (interactive) {
if (interactive_add(argc, argv, prefix) != 0)
die("interactive add failed");
if (all || (also && pathspec && *pathspec)) {
int fd = hold_locked_index(&index_lock, 1);
add_files_to_cache(also ? prefix : NULL, pathspec, 0);
- refresh_cache(REFRESH_QUIET);
+ refresh_cache(refresh_flags);
if (write_cache(fd, active_cache, active_nr) ||
close_lock_file(&index_lock))
die("unable to write new_index file");
*/
if (!pathspec || !*pathspec) {
fd = hold_locked_index(&index_lock, 1);
- refresh_cache(REFRESH_QUIET);
+ refresh_cache(refresh_flags);
if (write_cache(fd, active_cache, active_nr) ||
commit_locked_index(&index_lock))
die("unable to write new_index file");
return false_lock.filename;
}
-static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn)
+static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn,
+ struct wt_status *s)
{
- struct wt_status s;
-
- wt_status_prepare(&s);
- if (wt_status_relative_paths)
- s.prefix = prefix;
+ if (s->relative_paths)
+ s->prefix = prefix;
if (amend) {
- s.amend = 1;
- s.reference = "HEAD^1";
+ s->amend = 1;
+ s->reference = "HEAD^1";
}
- s.verbose = verbose;
- s.untracked = (show_untracked_files == SHOW_ALL_UNTRACKED_FILES);
- s.index_file = index_file;
- s.fp = fp;
- s.nowarn = nowarn;
+ s->verbose = verbose;
+ s->index_file = index_file;
+ s->fp = fp;
+ s->nowarn = nowarn;
- wt_status_print(&s);
+ wt_status_print(s);
- return s.commitable;
+ return s->commitable;
}
static int is_a_merge(const unsigned char *sha1)
author_date = date;
}
-static int prepare_to_commit(const char *index_file, const char *prefix)
+static int prepare_to_commit(const char *index_file, const char *prefix,
+ struct wt_status *s)
{
struct stat statbuf;
int commitable, saved_color_setting;
if (ident_shown)
fprintf(fp, "#\n");
- saved_color_setting = wt_status_use_color;
- wt_status_use_color = 0;
- commitable = run_status(fp, index_file, prefix, 1);
- wt_status_use_color = saved_color_setting;
+ saved_color_setting = s->use_color;
+ s->use_color = 0;
+ commitable = run_status(fp, index_file, prefix, 1, s);
+ s->use_color = saved_color_setting;
} else {
unsigned char sha1[20];
const char *parent = "HEAD";
if (!commitable && !in_merge && !allow_empty &&
!(amend && is_a_merge(head_sha1))) {
- run_status(stdout, index_file, prefix, 0);
+ run_status(stdout, index_file, prefix, 0, s);
return 0;
}
static int parse_and_validate_options(int argc, const char *argv[],
const char * const usage[],
- const char *prefix)
+ const char *prefix,
+ struct wt_status *s)
{
int f = 0;
if (!untracked_files_arg)
; /* default already initialized */
else if (!strcmp(untracked_files_arg, "no"))
- show_untracked_files = SHOW_NO_UNTRACKED_FILES;
+ s->show_untracked_files = SHOW_NO_UNTRACKED_FILES;
else if (!strcmp(untracked_files_arg, "normal"))
- show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
+ s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
else if (!strcmp(untracked_files_arg, "all"))
- show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
+ s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
else
die("Invalid untracked files mode '%s'", untracked_files_arg);
return argc;
}
-int cmd_status(int argc, const char **argv, const char *prefix)
+static int dry_run_commit(int argc, const char **argv, const char *prefix,
+ struct wt_status *s)
{
- const char *index_file;
int commitable;
+ const char *index_file;
- git_config(git_status_config, NULL);
+ index_file = prepare_index(argc, argv, prefix, 1);
+ commitable = run_status(stdout, index_file, prefix, 0, s);
+ rollback_index_files();
- if (wt_status_use_color == -1)
- wt_status_use_color = git_use_color_default;
+ return commitable ? 0 : 1;
+}
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
+static int parse_status_slot(const char *var, int offset)
+{
+ if (!strcasecmp(var+offset, "header"))
+ return WT_STATUS_HEADER;
+ if (!strcasecmp(var+offset, "updated")
+ || !strcasecmp(var+offset, "added"))
+ return WT_STATUS_UPDATED;
+ if (!strcasecmp(var+offset, "changed"))
+ return WT_STATUS_CHANGED;
+ if (!strcasecmp(var+offset, "untracked"))
+ return WT_STATUS_UNTRACKED;
+ if (!strcasecmp(var+offset, "nobranch"))
+ return WT_STATUS_NOBRANCH;
+ if (!strcasecmp(var+offset, "unmerged"))
+ return WT_STATUS_UNMERGED;
+ return -1;
+}
- argc = parse_and_validate_options(argc, argv, builtin_status_usage, prefix);
+static int git_status_config(const char *k, const char *v, void *cb)
+{
+ struct wt_status *s = cb;
- index_file = prepare_index(argc, argv, prefix);
+ if (!strcmp(k, "status.submodulesummary")) {
+ int is_bool;
+ s->submodule_summary = git_config_bool_or_int(k, v, &is_bool);
+ if (is_bool && s->submodule_summary)
+ s->submodule_summary = -1;
+ return 0;
+ }
+ if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) {
+ s->use_color = git_config_colorbool(k, v, -1);
+ return 0;
+ }
+ if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) {
+ int slot = parse_status_slot(k, 13);
+ if (slot < 0)
+ return 0;
+ if (!v)
+ return config_error_nonbool(k);
+ color_parse(v, k, s->color_palette[slot]);
+ return 0;
+ }
+ if (!strcmp(k, "status.relativepaths")) {
+ s->relative_paths = git_config_bool(k, v);
+ return 0;
+ }
+ if (!strcmp(k, "status.showuntrackedfiles")) {
+ if (!v)
+ return config_error_nonbool(k);
+ else if (!strcmp(v, "no"))
+ s->show_untracked_files = SHOW_NO_UNTRACKED_FILES;
+ else if (!strcmp(v, "normal"))
+ s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
+ else if (!strcmp(v, "all"))
+ s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
+ else
+ return error("Invalid untracked files mode '%s'", v);
+ return 0;
+ }
+ return git_diff_ui_config(k, v, NULL);
+}
- commitable = run_status(stdout, index_file, prefix, 0);
+int cmd_status(int argc, const char **argv, const char *prefix)
+{
+ struct wt_status s;
- rollback_index_files();
+ wt_status_prepare(&s);
+ git_config(git_status_config, &s);
+ if (s.use_color == -1)
+ s.use_color = git_use_color_default;
+ if (diff_use_color_default == -1)
+ diff_use_color_default = git_use_color_default;
- return commitable ? 0 : 1;
+ argc = parse_and_validate_options(argc, argv, builtin_status_usage,
+ prefix, &s);
+ return dry_run_commit(argc, argv, prefix, &s);
}
static void print_summary(const char *prefix, const unsigned char *sha1)
static int git_commit_config(const char *k, const char *v, void *cb)
{
+ struct wt_status *s = cb;
+
if (!strcmp(k, "commit.template"))
- return git_config_string(&template_file, k, v);
+ return git_config_pathname(&template_file, k, v);
- return git_status_config(k, v, cb);
+ return git_status_config(k, v, s);
}
int cmd_commit(int argc, const char **argv, const char *prefix)
struct commit_list *parents = NULL, **pptr = &parents;
struct stat statbuf;
int allow_fast_forward = 1;
+ struct wt_status s;
- git_config(git_commit_config, NULL);
-
- if (wt_status_use_color == -1)
- wt_status_use_color = git_use_color_default;
+ wt_status_prepare(&s);
+ git_config(git_commit_config, &s);
- argc = parse_and_validate_options(argc, argv, builtin_commit_usage, prefix);
+ if (s.use_color == -1)
+ s.use_color = git_use_color_default;
- index_file = prepare_index(argc, argv, prefix);
+ argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
+ prefix, &s);
+ if (dry_run) {
+ if (diff_use_color_default == -1)
+ diff_use_color_default = git_use_color_default;
+ return dry_run_commit(argc, argv, prefix, &s);
+ }
+ index_file = prepare_index(argc, argv, prefix, 0);
/* Set up everything for writing the commit object. This includes
running hooks, writing the trees, and interacting with the user. */
- if (!prepare_to_commit(index_file, prefix)) {
+ if (!prepare_to_commit(index_file, prefix, &s)) {
rollback_index_files();
return 1;
}
return DIFF_COMMIT;
if (!strcasecmp(var+ofs, "whitespace"))
return DIFF_WHITESPACE;
- die("bad config variable '%s'", var);
+ return -1;
}
static int git_config_rename(const char *var, const char *value)
if (!prefixcmp(var, "diff.color.") || !prefixcmp(var, "color.diff.")) {
int slot = parse_diff_color_slot(var, 11);
+ if (slot < 0)
+ return 0;
if (!value)
return config_error_nonbool(var);
color_parse(value, var, diff_colors[slot]);
char tmp_path[PATH_MAX];
} diff_temp[2];
+typedef unsigned long (*sane_truncate_fn)(char *line, unsigned long len);
+
+struct emit_callback {
+ int color_diff;
+ unsigned ws_rule;
+ int blank_at_eof_in_preimage;
+ int blank_at_eof_in_postimage;
+ int lno_in_preimage;
+ int lno_in_postimage;
+ sane_truncate_fn truncate;
+ const char **label_path;
+ struct diff_words_data *diff_words;
+ int *found_changesp;
+ FILE *file;
+};
+
+static int count_lines(const char *data, int size)
+{
+ int count, ch, completely_empty = 1, nl_just_seen = 0;
+ count = 0;
+ while (0 < size--) {
+ ch = *data++;
+ if (ch == '\n') {
+ count++;
+ nl_just_seen = 1;
+ completely_empty = 0;
+ }
+ else {
+ nl_just_seen = 0;
+ completely_empty = 0;
+ }
+ }
+ if (completely_empty)
+ return 0;
+ if (!nl_just_seen)
+ count++; /* no trailing newline */
+ return count;
+}
+
+static int fill_mmfile(mmfile_t *mf, struct diff_filespec *one)
+{
+ if (!DIFF_FILE_VALID(one)) {
+ mf->ptr = (char *)""; /* does not matter */
+ mf->size = 0;
+ return 0;
+ }
+ else if (diff_populate_filespec(one, 0))
+ return -1;
+
+ mf->ptr = one->data;
+ mf->size = one->size;
+ return 0;
+}
+
+static int count_trailing_blank(mmfile_t *mf, unsigned ws_rule)
+{
+ char *ptr = mf->ptr;
+ long size = mf->size;
+ int cnt = 0;
+
+ if (!size)
+ return cnt;
+ ptr += size - 1; /* pointing at the very end */
+ if (*ptr != '\n')
+ ; /* incomplete line */
+ else
+ ptr--; /* skip the last LF */
+ while (mf->ptr < ptr) {
+ char *prev_eol;
+ for (prev_eol = ptr; mf->ptr <= prev_eol; prev_eol--)
+ if (*prev_eol == '\n')
+ break;
+ if (!ws_blank_line(prev_eol + 1, ptr - prev_eol, ws_rule))
+ break;
+ cnt++;
+ ptr = prev_eol - 1;
+ }
+ return cnt;
+}
+
+static void check_blank_at_eof(mmfile_t *mf1, mmfile_t *mf2,
+ struct emit_callback *ecbdata)
+{
+ int l1, l2, at;
+ unsigned ws_rule = ecbdata->ws_rule;
+ l1 = count_trailing_blank(mf1, ws_rule);
+ l2 = count_trailing_blank(mf2, ws_rule);
+ if (l2 <= l1) {
+ ecbdata->blank_at_eof_in_preimage = 0;
+ ecbdata->blank_at_eof_in_postimage = 0;
+ return;
+ }
+ at = count_lines(mf1->ptr, mf1->size);
+ ecbdata->blank_at_eof_in_preimage = (at - l1) + 1;
+
+ at = count_lines(mf2->ptr, mf2->size);
+ ecbdata->blank_at_eof_in_postimage = (at - l2) + 1;
+}
+
+static void emit_line_0(FILE *file, const char *set, const char *reset,
+ int first, const char *line, int len)
+{
+ int has_trailing_newline, has_trailing_carriage_return;
+ int nofirst;
+
+ if (len == 0) {
+ has_trailing_newline = (first == '\n');
+ has_trailing_carriage_return = (!has_trailing_newline &&
+ (first == '\r'));
+ nofirst = has_trailing_newline || has_trailing_carriage_return;
+ } else {
+ has_trailing_newline = (len > 0 && line[len-1] == '\n');
+ if (has_trailing_newline)
+ len--;
+ has_trailing_carriage_return = (len > 0 && line[len-1] == '\r');
+ if (has_trailing_carriage_return)
+ len--;
+ nofirst = 0;
+ }
+
+ fputs(set, file);
+
+ if (!nofirst)
+ fputc(first, file);
+ fwrite(line, len, 1, file);
+ fputs(reset, file);
+ if (has_trailing_carriage_return)
+ fputc('\r', file);
+ if (has_trailing_newline)
+ fputc('\n', file);
+}
+
+static void emit_line(FILE *file, const char *set, const char *reset,
+ const char *line, int len)
+{
+ emit_line_0(file, set, reset, line[0], line+1, len-1);
+}
+
+static int new_blank_line_at_eof(struct emit_callback *ecbdata, const char *line, int len)
+{
+ if (!((ecbdata->ws_rule & WS_BLANK_AT_EOF) &&
+ ecbdata->blank_at_eof_in_preimage &&
+ ecbdata->blank_at_eof_in_postimage &&
+ ecbdata->blank_at_eof_in_preimage <= ecbdata->lno_in_preimage &&
+ ecbdata->blank_at_eof_in_postimage <= ecbdata->lno_in_postimage))
+ return 0;
+ return ws_blank_line(line, len, ecbdata->ws_rule);
+}
+
+static void emit_add_line(const char *reset,
+ struct emit_callback *ecbdata,
+ const char *line, int len)
+{
+ const char *ws = diff_get_color(ecbdata->color_diff, DIFF_WHITESPACE);
+ const char *set = diff_get_color(ecbdata->color_diff, DIFF_FILE_NEW);
+
+ if (!*ws)
+ emit_line_0(ecbdata->file, set, reset, '+', line, len);
+ else if (new_blank_line_at_eof(ecbdata, line, len))
+ /* Blank line at EOF - paint '+' as well */
+ emit_line_0(ecbdata->file, ws, reset, '+', line, len);
+ else {
+ /* Emit just the prefix, then the rest. */
+ emit_line_0(ecbdata->file, set, reset, '+', "", 0);
+ ws_check_emit(line, len, ecbdata->ws_rule,
+ ecbdata->file, set, reset, ws);
+ }
+}
+
static struct diff_tempfile *claim_diff_tempfile(void) {
int i;
for (i = 0; i < ARRAY_SIZE(diff_temp); i++)
raise(signo);
}
-static int count_lines(const char *data, int size)
-{
- int count, ch, completely_empty = 1, nl_just_seen = 0;
- count = 0;
- while (0 < size--) {
- ch = *data++;
- if (ch == '\n') {
- count++;
- nl_just_seen = 1;
- completely_empty = 0;
- }
- else {
- nl_just_seen = 0;
- completely_empty = 0;
- }
- }
- if (completely_empty)
- return 0;
- if (!nl_just_seen)
- count++; /* no trailing newline */
- return count;
-}
-
static void print_line_count(FILE *file, int count)
{
switch (count) {
}
}
-static void copy_file_with_prefix(FILE *file,
- int prefix, const char *data, int size,
- const char *set, const char *reset)
+static void emit_rewrite_lines(struct emit_callback *ecb,
+ int prefix, const char *data, int size)
{
- int ch, nl_just_seen = 1;
- while (0 < size--) {
- ch = *data++;
- if (nl_just_seen) {
- fputs(set, file);
- putc(prefix, file);
+ const char *endp = NULL;
+ static const char *nneof = " No newline at end of file\n";
+ const char *old = diff_get_color(ecb->color_diff, DIFF_FILE_OLD);
+ const char *reset = diff_get_color(ecb->color_diff, DIFF_RESET);
+
+ while (0 < size) {
+ int len;
+
+ endp = memchr(data, '\n', size);
+ len = endp ? (endp - data + 1) : size;
+ if (prefix != '+') {
+ ecb->lno_in_preimage++;
+ emit_line_0(ecb->file, old, reset, '-',
+ data, len);
+ } else {
+ ecb->lno_in_postimage++;
+ emit_add_line(reset, ecb, data, len);
}
- if (ch == '\n') {
- nl_just_seen = 1;
- fputs(reset, file);
- } else
- nl_just_seen = 0;
- putc(ch, file);
+ size -= len;
+ data += len;
+ }
+ if (!endp) {
+ const char *plain = diff_get_color(ecb->color_diff,
+ DIFF_PLAIN);
+ emit_line_0(ecb->file, plain, reset, '\\',
+ nneof, strlen(nneof));
}
- if (!nl_just_seen)
- fprintf(file, "%s\n\\ No newline at end of file\n", reset);
}
static void emit_rewrite_diff(const char *name_a,
const char *name_a_tab, *name_b_tab;
const char *metainfo = diff_get_color(color_diff, DIFF_METAINFO);
const char *fraginfo = diff_get_color(color_diff, DIFF_FRAGINFO);
- const char *old = diff_get_color(color_diff, DIFF_FILE_OLD);
- const char *new = diff_get_color(color_diff, DIFF_FILE_NEW);
const char *reset = diff_get_color(color_diff, DIFF_RESET);
static struct strbuf a_name = STRBUF_INIT, b_name = STRBUF_INIT;
const char *a_prefix, *b_prefix;
const char *data_one, *data_two;
size_t size_one, size_two;
+ struct emit_callback ecbdata;
if (diff_mnemonic_prefix && DIFF_OPT_TST(o, REVERSE_DIFF)) {
a_prefix = o->b_prefix;
size_two = two->size;
}
+ memset(&ecbdata, 0, sizeof(ecbdata));
+ ecbdata.color_diff = color_diff;
+ ecbdata.found_changesp = &o->found_changes;
+ ecbdata.ws_rule = whitespace_rule(name_b ? name_b : name_a);
+ ecbdata.file = o->file;
+ if (ecbdata.ws_rule & WS_BLANK_AT_EOF) {
+ mmfile_t mf1, mf2;
+ mf1.ptr = (char *)data_one;
+ mf2.ptr = (char *)data_two;
+ mf1.size = size_one;
+ mf2.size = size_two;
+ check_blank_at_eof(&mf1, &mf2, &ecbdata);
+ }
+ ecbdata.lno_in_preimage = 1;
+ ecbdata.lno_in_postimage = 1;
+
lc_a = count_lines(data_one, size_one);
lc_b = count_lines(data_two, size_two);
fprintf(o->file,
print_line_count(o->file, lc_b);
fprintf(o->file, " @@%s\n", reset);
if (lc_a)
- copy_file_with_prefix(o->file, '-', data_one, size_one, old, reset);
+ emit_rewrite_lines(&ecbdata, '-', data_one, size_one);
if (lc_b)
- copy_file_with_prefix(o->file, '+', data_two, size_two, new, reset);
-}
-
-static int fill_mmfile(mmfile_t *mf, struct diff_filespec *one)
-{
- if (!DIFF_FILE_VALID(one)) {
- mf->ptr = (char *)""; /* does not matter */
- mf->size = 0;
- return 0;
- }
- else if (diff_populate_filespec(one, 0))
- return -1;
-
- mf->ptr = one->data;
- mf->size = one->size;
- return 0;
+ emit_rewrite_lines(&ecbdata, '+', data_two, size_two);
}
struct diff_words_buffer {
diff_words->minus.text.size = diff_words->plus.text.size = 0;
}
-typedef unsigned long (*sane_truncate_fn)(char *line, unsigned long len);
-
-struct emit_callback {
- int nparents, color_diff;
- unsigned ws_rule;
- sane_truncate_fn truncate;
- const char **label_path;
- struct diff_words_data *diff_words;
- int *found_changesp;
- FILE *file;
-};
+/* In "color-words" mode, show word-diff of words accumulated in the buffer */
+static void diff_words_flush(struct emit_callback *ecbdata)
+{
+ if (ecbdata->diff_words->minus.text.size ||
+ ecbdata->diff_words->plus.text.size)
+ diff_words_show(ecbdata->diff_words);
+}
static void free_diff_words_data(struct emit_callback *ecbdata)
{
if (ecbdata->diff_words) {
- /* flush buffers */
- if (ecbdata->diff_words->minus.text.size ||
- ecbdata->diff_words->plus.text.size)
- diff_words_show(ecbdata->diff_words);
-
+ diff_words_flush(ecbdata);
free (ecbdata->diff_words->minus.text.ptr);
free (ecbdata->diff_words->minus.orig);
free (ecbdata->diff_words->plus.text.ptr);
return "";
}
-static void emit_line(FILE *file, const char *set, const char *reset, const char *line, int len)
-{
- int has_trailing_newline, has_trailing_carriage_return;
-
- has_trailing_newline = (len > 0 && line[len-1] == '\n');
- if (has_trailing_newline)
- len--;
- has_trailing_carriage_return = (len > 0 && line[len-1] == '\r');
- if (has_trailing_carriage_return)
- len--;
-
- fputs(set, file);
- fwrite(line, len, 1, file);
- fputs(reset, file);
- if (has_trailing_carriage_return)
- fputc('\r', file);
- if (has_trailing_newline)
- fputc('\n', file);
-}
-
-static void emit_add_line(const char *reset, struct emit_callback *ecbdata, const char *line, int len)
-{
- const char *ws = diff_get_color(ecbdata->color_diff, DIFF_WHITESPACE);
- const char *set = diff_get_color(ecbdata->color_diff, DIFF_FILE_NEW);
-
- if (!*ws)
- emit_line(ecbdata->file, set, reset, line, len);
- else {
- /* Emit just the prefix, then the rest. */
- emit_line(ecbdata->file, set, reset, line, ecbdata->nparents);
- ws_check_emit(line + ecbdata->nparents,
- len - ecbdata->nparents, ecbdata->ws_rule,
- ecbdata->file, set, reset, ws);
- }
-}
-
static unsigned long sane_truncate_line(struct emit_callback *ecb, char *line, unsigned long len)
{
const char *cp;
return allot - l;
}
+static void find_lno(const char *line, struct emit_callback *ecbdata)
+{
+ const char *p;
+ ecbdata->lno_in_preimage = 0;
+ ecbdata->lno_in_postimage = 0;
+ p = strchr(line, '-');
+ if (!p)
+ return; /* cannot happen */
+ ecbdata->lno_in_preimage = strtol(p + 1, NULL, 10);
+ p = strchr(p, '+');
+ if (!p)
+ return; /* cannot happen */
+ ecbdata->lno_in_postimage = strtol(p + 1, NULL, 10);
+}
+
static void fn_out_consume(void *priv, char *line, unsigned long len)
{
- int i;
- int color;
struct emit_callback *ecbdata = priv;
const char *meta = diff_get_color(ecbdata->color_diff, DIFF_METAINFO);
const char *plain = diff_get_color(ecbdata->color_diff, DIFF_PLAIN);
len = 1;
}
- /* This is not really necessary for now because
- * this codepath only deals with two-way diffs.
- */
- for (i = 0; i < len && line[i] == '@'; i++)
- ;
- if (2 <= i && i < len && line[i] == ' ') {
- ecbdata->nparents = i - 1;
+ if (line[0] == '@') {
+ if (ecbdata->diff_words)
+ diff_words_flush(ecbdata);
len = sane_truncate_line(ecbdata, line, len);
+ find_lno(line, ecbdata);
emit_line(ecbdata->file,
diff_get_color(ecbdata->color_diff, DIFF_FRAGINFO),
reset, line, len);
return;
}
- if (len < ecbdata->nparents) {
+ if (len < 1) {
emit_line(ecbdata->file, reset, reset, line, len);
return;
}
- color = DIFF_PLAIN;
- if (ecbdata->diff_words && ecbdata->nparents != 1)
- /* fall back to normal diff */
- free_diff_words_data(ecbdata);
if (ecbdata->diff_words) {
if (line[0] == '-') {
diff_words_append(line, len,
&ecbdata->diff_words->plus);
return;
}
- if (ecbdata->diff_words->minus.text.size ||
- ecbdata->diff_words->plus.text.size)
- diff_words_show(ecbdata->diff_words);
+ diff_words_flush(ecbdata);
line++;
len--;
emit_line(ecbdata->file, plain, reset, line, len);
return;
}
- for (i = 0; i < ecbdata->nparents && len; i++) {
- if (line[i] == '-')
- color = DIFF_FILE_OLD;
- else if (line[i] == '+')
- color = DIFF_FILE_NEW;
- }
- if (color != DIFF_FILE_NEW) {
- emit_line(ecbdata->file,
- diff_get_color(ecbdata->color_diff, color),
- reset, line, len);
- return;
+ if (line[0] != '+') {
+ const char *color =
+ diff_get_color(ecbdata->color_diff,
+ line[0] == '-' ? DIFF_FILE_OLD : DIFF_PLAIN);
+ ecbdata->lno_in_preimage++;
+ if (line[0] == ' ')
+ ecbdata->lno_in_postimage++;
+ emit_line(ecbdata->file, color, reset, line, len);
+ } else {
+ ecbdata->lno_in_postimage++;
+ emit_add_line(reset, ecbdata, line + 1, len - 1);
}
- emit_add_line(reset, ecbdata, line, len);
}
static char *pprint_rename(const char *a, const char *b)
struct diff_options *o;
unsigned ws_rule;
unsigned status;
- int trailing_blanks_start;
};
static int is_conflict_marker(const char *line, unsigned long len)
if (line[0] == '+') {
unsigned bad;
data->lineno++;
- if (!ws_blank_line(line + 1, len - 1, data->ws_rule))
- data->trailing_blanks_start = 0;
- else if (!data->trailing_blanks_start)
- data->trailing_blanks_start = data->lineno;
if (is_conflict_marker(line + 1, len - 1)) {
data->status |= 1;
fprintf(data->o->file,
data->o->file, set, reset, ws);
} else if (line[0] == ' ') {
data->lineno++;
- data->trailing_blanks_start = 0;
} else if (line[0] == '@') {
char *plus = strchr(line, '+');
if (plus)
data->lineno = strtol(plus, NULL, 10) - 1;
else
die("invalid diff");
- data->trailing_blanks_start = 0;
}
}
ecbdata.color_diff = DIFF_OPT_TST(o, COLOR_DIFF);
ecbdata.found_changesp = &o->found_changes;
ecbdata.ws_rule = whitespace_rule(name_b ? name_b : name_a);
+ if (ecbdata.ws_rule & WS_BLANK_AT_EOF)
+ check_blank_at_eof(&mf1, &mf2, &ecbdata);
ecbdata.file = o->file;
xpp.flags = XDF_NEED_MINIMAL | o->xdl_opts;
xecfg.ctxlen = o->context;
xdi_diff_outf(&mf1, &mf2, checkdiff_consume, &data,
&xpp, &xecfg, &ecb);
- if ((data.ws_rule & WS_TRAILING_SPACE) &&
- data.trailing_blanks_start) {
- fprintf(o->file, "%s:%d: ends with blank lines.\n",
- data.filename, data.trailing_blanks_start);
- data.status = 1; /* report errors */
+ if (data.ws_rule & WS_BLANK_AT_EOF) {
+ struct emit_callback ecbdata;
+ int blank_at_eof;
+
+ ecbdata.ws_rule = data.ws_rule;
+ check_blank_at_eof(&mf1, &mf2, &ecbdata);
+ blank_at_eof = ecbdata.blank_at_eof_in_preimage;
+
+ if (blank_at_eof) {
+ static char *err;
+ if (!err)
+ err = whitespace_error_string(WS_BLANK_AT_EOF);
+ fprintf(o->file, "%s:%d: %s.\n",
+ data.filename, blank_at_eof, err);
+ data.status = 1; /* report errors */
+ }
}
}
free_and_return:
num = 0;
scale = 1;
dot = 0;
- for(;;) {
+ for (;;) {
ch = *cp;
if ( !dot && ch == '.' ) {
scale = 1;
if (start_command(&child) != 0 ||
strbuf_read(&buf, child.out, 0) < 0 ||
finish_command(&child) != 0) {
+ close(child.out);
strbuf_release(&buf);
remove_tempfile();
error("error running textconv command '%s'", pgm);
return NULL;
}
+ close(child.out);
remove_tempfile();
return strbuf_detach(&buf, outsize);
test_expect_success \
'resetting to HEAD with no changes should succeed and do nothing' '
git reset --hard &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset --hard HEAD &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset --soft &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset --soft HEAD &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset --mixed &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset --mixed HEAD &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset &&
- check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
+ check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc &&
git reset HEAD &&
check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc
'
'
cat > expect << EOF
-file2: locally modified
+Unstaged changes after reset:
+M file2
EOF
test_expect_success '--mixed refreshes the index' '