-/* Copyright (c) 2006-2007 Jonas Fonseca <fonseca@diku.dk>
+/* Copyright (c) 2006-2008 Jonas Fonseca <fonseca@diku.dk>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
#define DATE_COLS STRING_SIZE("2006-04-29 14:21 ")
#define AUTHOR_COLS 20
+#define ID_COLS 8
/* The default interval between line numbers. */
-#define NUMBER_INTERVAL 1
+#define NUMBER_INTERVAL 5
#define TABSIZE 8
#define SCALE_SPLIT_VIEW(height) ((height) * 2 / 3)
+#define NULL_ID "0000000000000000000000000000000000000000"
+
#ifndef GIT_CONFIG
#define GIT_CONFIG "git config"
#endif
#define TIG_PAGER_CMD ""
#define TIG_STATUS_CMD ""
#define TIG_STAGE_CMD ""
+#define TIG_BLAME_CMD ""
/* Some ascii-shorthands fitted into the ncurses namespace. */
#define KEY_TAB '\t'
unsigned int ltag:1; /* If so, is the tag local? */
unsigned int remote:1; /* Is it a remote ref? */
unsigned int next:1; /* For ref lists: are there more refs? */
+ unsigned int head:1; /* Is it the current HEAD? */
};
static struct ref **get_refs(char *id);
REQ_(VIEW_LOG, "Show log view"), \
REQ_(VIEW_TREE, "Show tree view"), \
REQ_(VIEW_BLOB, "Show blob view"), \
+ REQ_(VIEW_BLAME, "Show blame view"), \
REQ_(VIEW_HELP, "Show help page"), \
REQ_(VIEW_PAGER, "Show pager view"), \
REQ_(VIEW_STATUS, "Show status view"), \
"\n"
"Usage: tig [options] [revs] [--] [paths]\n"
" or: tig show [options] [revs] [--] [paths]\n"
+" or: tig blame [rev] path\n"
" or: tig status\n"
" or: tig < [git command output]\n"
"\n"
"Options:\n"
" -v, --version Show version and exit\n"
-" -h, --help Show help message and exit\n";
+" -h, --help Show help message and exit";
/* Option and state variables. */
static bool opt_date = TRUE;
static enum request opt_request = REQ_VIEW_MAIN;
static char opt_cmd[SIZEOF_STR] = "";
static char opt_path[SIZEOF_STR] = "";
+static char opt_file[SIZEOF_STR] = "";
+static char opt_ref[SIZEOF_REF] = "";
+static char opt_head[SIZEOF_REF] = "";
+static bool opt_no_head = TRUE;
static FILE *opt_pipe = NULL;
static char opt_encoding[20] = "UTF-8";
static bool opt_utf8 = TRUE;
static signed char opt_is_inside_work_tree = -1; /* set to TRUE or FALSE */
static char opt_editor[SIZEOF_STR] = "";
-enum option_type {
- OPT_NONE,
- OPT_INT,
-};
-
static bool
-check_option(char *opt, char short_name, char *name, enum option_type type, ...)
+parse_options(int argc, char *argv[])
{
- va_list args;
- char *value = "";
- int *number;
+ size_t buf_size;
+ char *subcommand;
+ bool seen_dashdash = FALSE;
+ int i;
- if (opt[0] != '-')
- return FALSE;
+ if (argc <= 1)
+ return TRUE;
- if (opt[1] == '-') {
- int namelen = strlen(name);
+ subcommand = argv[1];
+ if (!strcmp(subcommand, "status") || !strcmp(subcommand, "-S")) {
+ opt_request = REQ_VIEW_STATUS;
+ if (!strcmp(subcommand, "-S"))
+ warn("`-S' has been deprecated; use `tig status' instead");
+ if (argc > 2)
+ warn("ignoring arguments after `%s'", subcommand);
+ return TRUE;
- opt += 2;
+ } else if (!strcmp(subcommand, "blame")) {
+ opt_request = REQ_VIEW_BLAME;
+ if (argc <= 2 || argc > 4)
+ die("invalid number of options to blame\n\n%s", usage);
- if (strncmp(opt, name, namelen))
- return FALSE;
+ i = 2;
+ if (argc == 4) {
+ string_ncopy(opt_ref, argv[i], strlen(argv[i]));
+ i++;
+ }
- if (opt[namelen] == '=')
- value = opt + namelen + 1;
+ string_ncopy(opt_file, argv[i], strlen(argv[i]));
+ return TRUE;
- } else {
- if (!short_name || opt[1] != short_name)
- return FALSE;
- value = opt + 2;
- }
+ } else if (!strcmp(subcommand, "show")) {
+ opt_request = REQ_VIEW_DIFF;
+
+ } else if (!strcmp(subcommand, "log") || !strcmp(subcommand, "diff")) {
+ opt_request = subcommand[0] == 'l'
+ ? REQ_VIEW_LOG : REQ_VIEW_DIFF;
+ warn("`tig %s' has been deprecated", subcommand);
- va_start(args, type);
- if (type == OPT_INT) {
- number = va_arg(args, int *);
- if (isdigit(*value))
- *number = atoi(value);
+ } else {
+ subcommand = NULL;
}
- va_end(args);
- return TRUE;
-}
+ if (!subcommand)
+ /* XXX: This is vulnerable to the user overriding
+ * options required for the main view parser. */
+ string_copy(opt_cmd, "git log --no-color --pretty=raw --boundary --parents");
+ else
+ string_format(opt_cmd, "git %s", subcommand);
-/* Returns the index of log or diff command or -1 to exit. */
-static bool
-parse_options(int argc, char *argv[])
-{
- char *altargv[1024];
- int altargc = 0;
- char *subcommand = NULL;
- int i;
+ buf_size = strlen(opt_cmd);
- for (i = 1; i < argc; i++) {
+ for (i = 1 + !!subcommand; i < argc; i++) {
char *opt = argv[i];
- if (!strcmp(opt, "log") ||
- !strcmp(opt, "diff")) {
- subcommand = opt;
- opt_request = opt[0] == 'l'
- ? REQ_VIEW_LOG : REQ_VIEW_DIFF;
- warn("`tig %s' has been deprecated", opt);
- break;
- }
-
- if (!strcmp(opt, "show")) {
- subcommand = opt;
- opt_request = REQ_VIEW_DIFF;
- break;
- }
-
- if (!strcmp(opt, "status")) {
- subcommand = opt;
- opt_request = REQ_VIEW_STATUS;
- break;
- }
-
- if (opt[0] && opt[0] != '-')
- break;
-
- if (!strcmp(opt, "--")) {
- i++;
- break;
- }
+ if (seen_dashdash || !strcmp(opt, "--")) {
+ seen_dashdash = TRUE;
- if (check_option(opt, 'v', "version", OPT_NONE)) {
+ } else if (!strcmp(opt, "-v") || !strcmp(opt, "--version")) {
printf("tig version %s\n", TIG_VERSION);
return FALSE;
- }
- if (check_option(opt, 'h', "help", OPT_NONE)) {
+ } else if (!strcmp(opt, "-h") || !strcmp(opt, "--help")) {
printf(usage);
return FALSE;
}
- if (!strcmp(opt, "-S")) {
- warn("`%s' has been deprecated; use `tig status' instead", opt);
- opt_request = REQ_VIEW_STATUS;
- continue;
- }
-
- if (!strcmp(opt, "-l")) {
- opt_request = REQ_VIEW_LOG;
- } else if (!strcmp(opt, "-d")) {
- opt_request = REQ_VIEW_DIFF;
- } else if (check_option(opt, 'n', "line-number", OPT_INT, &opt_num_interval)) {
- opt_line_number = TRUE;
- } else if (check_option(opt, 'b', "tab-size", OPT_INT, &opt_tab_size)) {
- opt_tab_size = MIN(opt_tab_size, TABSIZE);
- } else {
- if (altargc >= ARRAY_SIZE(altargv))
- die("maximum number of arguments exceeded");
- altargv[altargc++] = opt;
- continue;
- }
-
- warn("`%s' has been deprecated", opt);
+ opt_cmd[buf_size++] = ' ';
+ buf_size = sq_quote(opt_cmd, buf_size, opt);
+ if (buf_size >= sizeof(opt_cmd))
+ die("command too long");
}
- /* Check that no 'alt' arguments occured before a subcommand. */
- if (subcommand && i < argc && altargc > 0)
- die("unknown arguments before `%s'", argv[i]);
-
if (!isatty(STDIN_FILENO)) {
opt_request = REQ_VIEW_PAGER;
opt_pipe = stdin;
-
- } else if (opt_request == REQ_VIEW_STATUS) {
- if (argc - i > 1)
- warn("ignoring arguments after `%s'", argv[i]);
-
- } else if (i < argc || altargc > 0) {
- int alti = 0;
- size_t buf_size;
-
- if (opt_request == REQ_VIEW_MAIN)
- /* XXX: This is vulnerable to the user overriding
- * options required for the main view parser. */
- string_copy(opt_cmd, "git log --no-color --pretty=raw --boundary --parents");
- else
- string_copy(opt_cmd, "git");
- buf_size = strlen(opt_cmd);
-
- while (buf_size < sizeof(opt_cmd) && alti < altargc) {
- opt_cmd[buf_size++] = ' ';
- buf_size = sq_quote(opt_cmd, buf_size, altargv[alti++]);
- }
-
- while (buf_size < sizeof(opt_cmd) && i < argc) {
- opt_cmd[buf_size++] = ' ';
- buf_size = sq_quote(opt_cmd, buf_size, argv[i++]);
- }
-
- if (buf_size >= sizeof(opt_cmd))
- die("command too long");
-
- opt_cmd[buf_size] = 0;
+ buf_size = 0;
}
+ opt_cmd[buf_size] = 0;
+
return TRUE;
}
LINE(DEFAULT, "", COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL), \
LINE(CURSOR, "", COLOR_WHITE, COLOR_GREEN, A_BOLD), \
LINE(STATUS, "", COLOR_GREEN, COLOR_DEFAULT, 0), \
+LINE(DELIMITER, "", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(TITLE_BLUR, "", COLOR_WHITE, COLOR_BLUE, 0), \
LINE(TITLE_FOCUS, "", COLOR_WHITE, COLOR_BLUE, A_BOLD), \
LINE(MAIN_DATE, "", COLOR_BLUE, COLOR_DEFAULT, 0), \
LINE(MAIN_AUTHOR, "", COLOR_GREEN, COLOR_DEFAULT, 0), \
LINE(MAIN_COMMIT, "", COLOR_DEFAULT, COLOR_DEFAULT, 0), \
-LINE(MAIN_DELIM, "", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(MAIN_TAG, "", COLOR_MAGENTA, COLOR_DEFAULT, A_BOLD), \
LINE(MAIN_LOCAL_TAG,"", COLOR_MAGENTA, COLOR_DEFAULT, A_BOLD), \
LINE(MAIN_REMOTE, "", COLOR_YELLOW, COLOR_DEFAULT, A_BOLD), \
LINE(MAIN_REF, "", COLOR_CYAN, COLOR_DEFAULT, A_BOLD), \
+LINE(MAIN_HEAD, "", COLOR_RED, COLOR_DEFAULT, A_BOLD), \
LINE(MAIN_REVGRAPH,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(TREE_DIR, "", COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL), \
LINE(TREE_FILE, "", COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL), \
+LINE(STAT_HEAD, "", COLOR_YELLOW, COLOR_DEFAULT, 0), \
LINE(STAT_SECTION, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
LINE(STAT_NONE, "", COLOR_DEFAULT, COLOR_DEFAULT, 0), \
LINE(STAT_STAGED, "", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
LINE(STAT_UNSTAGED,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
-LINE(STAT_UNTRACKED,"", COLOR_MAGENTA, COLOR_DEFAULT, 0)
+LINE(STAT_UNTRACKED,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
+LINE(BLAME_DATE, "", COLOR_BLUE, COLOR_DEFAULT, 0), \
+LINE(BLAME_AUTHOR, "", COLOR_GREEN, COLOR_DEFAULT, 0), \
+LINE(BLAME_COMMIT, "", COLOR_DEFAULT, COLOR_DEFAULT, 0), \
+LINE(BLAME_ID, "", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
+LINE(BLAME_LINENO, "", COLOR_CYAN, COLOR_DEFAULT, 0)
enum line_type {
#define LINE(type, line, fg, bg, attr) \
}
static struct line_info *
-get_line_info(char *name, int namelen)
+get_line_info(char *name)
{
+ size_t namelen = strlen(name);
enum line_type type;
for (type = 0; type < ARRAY_SIZE(line_info); type++)
/* State flags */
unsigned int selected:1;
+ unsigned int dirty:1;
void *data; /* User data */
};
{ 'l', REQ_VIEW_LOG },
{ 't', REQ_VIEW_TREE },
{ 'f', REQ_VIEW_BLOB },
+ { 'B', REQ_VIEW_BLAME },
{ 'p', REQ_VIEW_PAGER },
{ 'h', REQ_VIEW_HELP },
{ 'S', REQ_VIEW_STATUS },
KEYMAP_(LOG), \
KEYMAP_(TREE), \
KEYMAP_(BLOB), \
+ KEYMAP_(BLAME), \
KEYMAP_(PAGER), \
KEYMAP_(HELP), \
KEYMAP_(STATUS), \
return ERR;
}
- info = get_line_info(argv[0], strlen(argv[0]));
+ info = get_line_info(argv[0]);
if (!info) {
- config_msg = "Unknown color name";
- return ERR;
+ if (!string_enum_compare(argv[0], "main-delim", strlen("main-delim"))) {
+ info = get_line_info("delimiter");
+
+ } else {
+ config_msg = "Unknown color name";
+ return ERR;
+ }
}
if (set_color(&info->fg, argv[1]) == ERR ||
static struct view_ops main_ops;
static struct view_ops tree_ops;
static struct view_ops blob_ops;
+static struct view_ops blame_ops;
static struct view_ops help_ops;
static struct view_ops status_ops;
static struct view_ops stage_ops;
VIEW_(LOG, "log", &pager_ops, ref_head),
VIEW_(TREE, "tree", &tree_ops, ref_commit),
VIEW_(BLOB, "blob", &blob_ops, ref_blob),
+ VIEW_(BLAME, "blame", &blame_ops, ref_commit),
VIEW_(HELP, "help", &help_ops, ""),
VIEW_(PAGER, "pager", &pager_ops, "stdin"),
VIEW_(STATUS, "status", &status_ops, ""),
static int
draw_text(struct view *view, const char *string, int max_len,
- bool use_tilde, int tilde_attr)
+ bool use_tilde, bool selected)
{
int len = 0;
int trimmed = FALSE;
waddnstr(view->win, string, len);
if (trimmed && use_tilde) {
- if (tilde_attr != -1)
- wattrset(view->win, tilde_attr);
+ if (!selected)
+ wattrset(view->win, get_line_attr(LINE_DELIMITER));
waddch(view->win, '~');
len++;
}
}
static void
+redraw_view_dirty(struct view *view)
+{
+ bool dirty = FALSE;
+ int lineno;
+
+ for (lineno = 0; lineno < view->height; lineno++) {
+ struct line *line = &view->line[view->offset + lineno];
+
+ if (!line->dirty)
+ continue;
+ line->dirty = 0;
+ dirty = TRUE;
+ if (!draw_view_line(view, lineno))
+ break;
+ }
+
+ if (!dirty)
+ return;
+ redrawwin(view->win);
+ if (input_mode)
+ wnoutrefresh(view->win);
+ else
+ wrefresh(view->win);
+}
+
+static void
redraw_view_from(struct view *view, int lineno)
{
assert(0 <= lineno && lineno < view->height);
redraw_view_from(view, redraw_from);
}
+ if (view == VIEW(REQ_VIEW_BLAME))
+ redraw_view_dirty(view);
+
/* Update the title _after_ the redraw so that if the redraw picks up a
* commit reference in view->ref it'll be available here. */
update_view_title(view);
report("Allocation failure");
end:
- view->ops->read(view, NULL);
- end_update(view);
+ if (view->ops->read(view, NULL))
+ end_update(view);
return FALSE;
}
scroll_view(view, request);
break;
+ case REQ_VIEW_BLAME:
+ if (!opt_file[0]) {
+ report("No file chosen, press %s to open tree view",
+ get_key(REQ_VIEW_TREE));
+ break;
+ }
+ open_view(view, request, OPEN_DEFAULT);
+ break;
+
case REQ_VIEW_BLOB:
if (!ref_blob[0]) {
report("No file chosen, press %s to open tree view",
if ((view == VIEW(REQ_VIEW_DIFF) &&
view->parent == VIEW(REQ_VIEW_MAIN)) ||
+ (view == VIEW(REQ_VIEW_DIFF) &&
+ view->parent == VIEW(REQ_VIEW_BLAME)) ||
(view == VIEW(REQ_VIEW_STAGE) &&
view->parent == VIEW(REQ_VIEW_STATUS)) ||
(view == VIEW(REQ_VIEW_BLOB) &&
}
} else {
- int tilde_attr = get_line_attr(LINE_MAIN_DELIM);
-
- draw_text(view, text, view->width, TRUE, tilde_attr);
+ draw_text(view, text, view->width, TRUE, selected);
}
return TRUE;
return strcmp(name1, name2);
}
+static char *
+tree_path(struct line *line)
+{
+ char *path = line->data;
+
+ return path + SIZEOF_TREE_ATTR;
+}
+
static bool
tree_read(struct view *view, char *text)
{
enum line_type type;
bool first_read = view->lines == 0;
+ if (!text)
+ return TRUE;
if (textlen <= SIZEOF_TREE_ATTR)
return FALSE;
/* Skip "Directory ..." and ".." line. */
for (pos = 1 + !!*opt_path; pos < view->lines; pos++) {
struct line *line = &view->line[pos];
- char *path1 = ((char *) line->data) + SIZEOF_TREE_ATTR;
+ char *path1 = tree_path(line);
char *path2 = text + SIZEOF_TREE_ATTR;
int cmp = tree_compare_entry(line->type, path1, type, path2);
{
enum open_flags flags;
+ if (request == REQ_VIEW_BLAME) {
+ char *filename = tree_path(line);
+
+ if (line->type == LINE_TREE_DIR) {
+ report("Cannot show blame for directory %s", opt_path);
+ return REQ_NONE;
+ }
+
+ string_copy(opt_ref, view->vid);
+ string_format(opt_file, "%s%s", opt_path, filename);
+ return request;
+ }
if (request == REQ_TREE_PARENT) {
if (*opt_path) {
/* fake 'cd ..' */
pop_tree_stack_entry();
} else {
- char *data = line->data;
- char *basename = data + SIZEOF_TREE_ATTR;
+ char *basename = tree_path(line);
push_tree_stack_entry(basename, view->lineno);
}
static bool
blob_read(struct view *view, char *line)
{
+ if (!line)
+ return TRUE;
return add_line_text(view, line, LINE_DEFAULT) != NULL;
}
pager_select,
};
+/*
+ * Blame backend
+ *
+ * Loading the blame view is a two phase job:
+ *
+ * 1. File content is read either using opt_file from the
+ * filesystem or using git-cat-file.
+ * 2. Then blame information is incrementally added by
+ * reading output from git-blame.
+ */
+
+struct blame_commit {
+ char id[SIZEOF_REV]; /* SHA1 ID. */
+ char title[128]; /* First line of the commit message. */
+ char author[75]; /* Author of the commit. */
+ struct tm time; /* Date from the author ident. */
+ char filename[128]; /* Name of file. */
+};
+
+struct blame {
+ struct blame_commit *commit;
+ unsigned int header:1;
+ char text[1];
+};
+
+#define BLAME_CAT_FILE_CMD "git cat-file blob %s:%s"
+#define BLAME_INCREMENTAL_CMD "git blame --incremental %s %s"
+
+static bool
+blame_open(struct view *view)
+{
+ char path[SIZEOF_STR];
+ char ref[SIZEOF_STR] = "";
+
+ if (sq_quote(path, 0, opt_file) >= sizeof(path))
+ return FALSE;
+
+ if (*opt_ref && sq_quote(ref, 0, opt_ref) >= sizeof(ref))
+ return FALSE;
+
+ if (*opt_ref) {
+ if (!string_format(view->cmd, BLAME_CAT_FILE_CMD, ref, path))
+ return FALSE;
+ } else {
+ view->pipe = fopen(opt_file, "r");
+ if (!view->pipe &&
+ !string_format(view->cmd, BLAME_CAT_FILE_CMD, "HEAD", path))
+ return FALSE;
+ }
+
+ if (!view->pipe)
+ view->pipe = popen(view->cmd, "r");
+ if (!view->pipe)
+ return FALSE;
+
+ if (!string_format(view->cmd, BLAME_INCREMENTAL_CMD, ref, path))
+ return FALSE;
+
+ string_format(view->ref, "%s ...", opt_file);
+ string_copy_rev(view->vid, opt_file);
+ set_nonblocking_input(TRUE);
+
+ if (view->line) {
+ int i;
+
+ for (i = 0; i < view->lines; i++)
+ free(view->line[i].data);
+ free(view->line);
+ }
+
+ view->lines = view->line_alloc = view->line_size = view->lineno = 0;
+ view->offset = view->lines = view->lineno = 0;
+ view->line = NULL;
+ view->start_time = time(NULL);
+
+ return TRUE;
+}
+
+static struct blame_commit *
+get_blame_commit(struct view *view, const char *id)
+{
+ size_t i;
+
+ for (i = 0; i < view->lines; i++) {
+ struct blame *blame = view->line[i].data;
+
+ if (!blame->commit)
+ continue;
+
+ if (!strncmp(blame->commit->id, id, SIZEOF_REV - 1))
+ return blame->commit;
+ }
+
+ {
+ struct blame_commit *commit = calloc(1, sizeof(*commit));
+
+ if (commit)
+ string_ncopy(commit->id, id, SIZEOF_REV);
+ return commit;
+ }
+}
+
+static bool
+parse_number(char **posref, size_t *number, size_t min, size_t max)
+{
+ char *pos = *posref;
+
+ *posref = NULL;
+ pos = strchr(pos + 1, ' ');
+ if (!pos || !isdigit(pos[1]))
+ return FALSE;
+ *number = atoi(pos + 1);
+ if (*number < min || *number > max)
+ return FALSE;
+
+ *posref = pos;
+ return TRUE;
+}
+
+static struct blame_commit *
+parse_blame_commit(struct view *view, char *text, int *blamed)
+{
+ struct blame_commit *commit;
+ struct blame *blame;
+ char *pos = text + SIZEOF_REV - 1;
+ size_t lineno;
+ size_t group;
+
+ if (strlen(text) <= SIZEOF_REV || *pos != ' ')
+ return NULL;
+
+ if (!parse_number(&pos, &lineno, 1, view->lines) ||
+ !parse_number(&pos, &group, 1, view->lines - lineno + 1))
+ return NULL;
+
+ commit = get_blame_commit(view, text);
+ if (!commit)
+ return NULL;
+
+ *blamed += group;
+ while (group--) {
+ struct line *line = &view->line[lineno + group - 1];
+
+ blame = line->data;
+ blame->commit = commit;
+ line->dirty = 1;
+ }
+ blame->header = 1;
+
+ return commit;
+}
+
+static bool
+blame_read_file(struct view *view, char *line)
+{
+ if (!line) {
+ FILE *pipe = NULL;
+
+ if (view->lines > 0)
+ pipe = popen(view->cmd, "r");
+ view->cmd[0] = 0;
+ if (!pipe) {
+ report("Failed to load blame data");
+ return TRUE;
+ }
+
+ fclose(view->pipe);
+ view->pipe = pipe;
+ return FALSE;
+
+ } else {
+ size_t linelen = strlen(line);
+ struct blame *blame = malloc(sizeof(*blame) + linelen);
+
+ if (!line)
+ return FALSE;
+
+ blame->commit = NULL;
+ strncpy(blame->text, line, linelen);
+ blame->text[linelen] = 0;
+ return add_line_data(view, blame, LINE_BLAME_COMMIT) != NULL;
+ }
+}
+
+static bool
+match_blame_header(const char *name, char **line)
+{
+ size_t namelen = strlen(name);
+ bool matched = !strncmp(name, *line, namelen);
+
+ if (matched)
+ *line += namelen;
+
+ return matched;
+}
+
+static bool
+blame_read(struct view *view, char *line)
+{
+ static struct blame_commit *commit = NULL;
+ static int blamed = 0;
+ static time_t author_time;
+
+ if (*view->cmd)
+ return blame_read_file(view, line);
+
+ if (!line) {
+ /* Reset all! */
+ commit = NULL;
+ blamed = 0;
+ string_format(view->ref, "%s", view->vid);
+ if (view_is_displayed(view)) {
+ update_view_title(view);
+ redraw_view_from(view, 0);
+ }
+ return TRUE;
+ }
+
+ if (!commit) {
+ commit = parse_blame_commit(view, line, &blamed);
+ string_format(view->ref, "%s %2d%%", view->vid,
+ blamed * 100 / view->lines);
+
+ } else if (match_blame_header("author ", &line)) {
+ string_ncopy(commit->author, line, strlen(line));
+
+ } else if (match_blame_header("author-time ", &line)) {
+ author_time = (time_t) atol(line);
+
+ } else if (match_blame_header("author-tz ", &line)) {
+ long tz;
+
+ tz = ('0' - line[1]) * 60 * 60 * 10;
+ tz += ('0' - line[2]) * 60 * 60;
+ tz += ('0' - line[3]) * 60;
+ tz += ('0' - line[4]) * 60;
+
+ if (line[0] == '-')
+ tz = -tz;
+
+ author_time -= tz;
+ gmtime_r(&author_time, &commit->time);
+
+ } else if (match_blame_header("summary ", &line)) {
+ string_ncopy(commit->title, line, strlen(line));
+
+ } else if (match_blame_header("filename ", &line)) {
+ string_ncopy(commit->filename, line, strlen(line));
+ commit = NULL;
+ }
+
+ return TRUE;
+}
+
+static bool
+blame_draw(struct view *view, struct line *line, unsigned int lineno, bool selected)
+{
+ struct blame *blame = line->data;
+ int col = 0;
+
+ wmove(view->win, lineno, 0);
+
+ if (selected) {
+ wattrset(view->win, get_line_attr(LINE_CURSOR));
+ wchgat(view->win, -1, 0, LINE_CURSOR, NULL);
+ } else {
+ wattrset(view->win, A_NORMAL);
+ }
+
+ if (opt_date) {
+ int n;
+
+ if (!selected)
+ wattrset(view->win, get_line_attr(LINE_MAIN_DATE));
+ if (blame->commit) {
+ char buf[DATE_COLS + 1];
+ int timelen;
+
+ timelen = strftime(buf, sizeof(buf), DATE_FORMAT, &blame->commit->time);
+ n = draw_text(view, buf, view->width - col, FALSE, selected);
+ draw_text(view, " ", view->width - col - n, FALSE, selected);
+ }
+
+ col += DATE_COLS;
+ wmove(view->win, lineno, col);
+ if (col >= view->width)
+ return TRUE;
+ }
+
+ if (opt_author) {
+ int max = MIN(AUTHOR_COLS - 1, view->width - col);
+
+ if (!selected)
+ wattrset(view->win, get_line_attr(LINE_MAIN_AUTHOR));
+ if (blame->commit)
+ draw_text(view, blame->commit->author, max, TRUE, selected);
+ col += AUTHOR_COLS;
+ if (col >= view->width)
+ return TRUE;
+ wmove(view->win, lineno, col);
+ }
+
+ {
+ int max = MIN(ID_COLS - 1, view->width - col);
+
+ if (!selected)
+ wattrset(view->win, get_line_attr(LINE_BLAME_ID));
+ if (blame->commit)
+ draw_text(view, blame->commit->id, max, FALSE, -1);
+ col += ID_COLS;
+ if (col >= view->width)
+ return TRUE;
+ wmove(view->win, lineno, col);
+ }
+
+ {
+ unsigned long real_lineno = view->offset + lineno + 1;
+ char number[10] = " ";
+ int max = MIN(view->digits, STRING_SIZE(number));
+ bool showtrimmed = FALSE;
+
+ if (real_lineno == 1 ||
+ (real_lineno % opt_num_interval) == 0) {
+ char fmt[] = "%1ld";
+
+ if (view->digits <= 9)
+ fmt[1] = '0' + view->digits;
+
+ if (!string_format(number, fmt, real_lineno))
+ number[0] = 0;
+ showtrimmed = TRUE;
+ }
+
+ if (max > view->width - col)
+ max = view->width - col;
+ if (!selected)
+ wattrset(view->win, get_line_attr(LINE_BLAME_LINENO));
+ col += draw_text(view, number, max, showtrimmed, selected);
+ if (col >= view->width)
+ return TRUE;
+ }
+
+ if (!selected)
+ wattrset(view->win, A_NORMAL);
+
+ if (col >= view->width)
+ return TRUE;
+ waddch(view->win, ACS_VLINE);
+ col++;
+ if (col >= view->width)
+ return TRUE;
+ waddch(view->win, ' ');
+ col++;
+ col += draw_text(view, blame->text, view->width - col, TRUE, selected);
+
+ return TRUE;
+}
+
+static enum request
+blame_request(struct view *view, enum request request, struct line *line)
+{
+ enum open_flags flags = display[0] == view ? OPEN_SPLIT : OPEN_DEFAULT;
+ struct blame *blame = line->data;
+
+ switch (request) {
+ case REQ_ENTER:
+ if (!blame->commit) {
+ report("No commit loaded yet");
+ break;
+ }
+
+ if (!strcmp(blame->commit->id, NULL_ID)) {
+ char path[SIZEOF_STR];
+
+ if (sq_quote(path, 0, view->vid) >= sizeof(path))
+ break;
+ string_format(opt_cmd, "git diff-index --root --patch-with-stat -C -M --cached HEAD -- %s 2>/dev/null", path);
+ }
+
+ open_view(view, REQ_VIEW_DIFF, flags);
+ break;
+
+ default:
+ return request;
+ }
+
+ return REQ_NONE;
+}
+
+static bool
+blame_grep(struct view *view, struct line *line)
+{
+ struct blame *blame = line->data;
+ struct blame_commit *commit = blame->commit;
+ regmatch_t pmatch;
+
+#define MATCH(text) \
+ (*text && regexec(view->regex, text, 1, &pmatch, 0) != REG_NOMATCH)
+
+ if (commit) {
+ char buf[DATE_COLS + 1];
+
+ if (MATCH(commit->title) ||
+ MATCH(commit->author) ||
+ MATCH(commit->id))
+ return TRUE;
+
+ if (strftime(buf, sizeof(buf), DATE_FORMAT, &commit->time) &&
+ MATCH(buf))
+ return TRUE;
+ }
+
+ return MATCH(blame->text);
+
+#undef MATCH
+}
+
+static void
+blame_select(struct view *view, struct line *line)
+{
+ struct blame *blame = line->data;
+ struct blame_commit *commit = blame->commit;
+
+ if (!commit)
+ return;
+
+ if (!strcmp(commit->id, NULL_ID))
+ string_ncopy(ref_commit, "HEAD", 4);
+ else
+ string_copy_rev(ref_commit, commit->id);
+}
+
+static struct view_ops blame_ops = {
+ "line",
+ blame_open,
+ blame_read,
+ blame_draw,
+ blame_request,
+ blame_grep,
+ blame_select,
+};
/*
* Status backend
} new;
};
+static char status_onbranch[SIZEOF_STR];
static struct status stage_status;
static enum line_type stage_line_type;
}
static bool
-status_run(struct view *view, const char cmd[], bool diff, enum line_type type)
+status_run(struct view *view, const char cmd[], char status, enum line_type type)
{
struct status *file = NULL;
struct status *unmerged = NULL;
}
/* Parse diff info part. */
- if (!diff) {
- file->status = '?';
+ if (status) {
+ file->status = status;
+ if (status == 'A')
+ string_copy(file->old.rev, NULL_ID);
} else if (!file->status) {
if (!status_get_diff(file, buf, sepsize))
#define STATUS_DIFF_FILES_CMD "git diff-files -z"
#define STATUS_LIST_OTHER_CMD \
"git ls-files -z --others --exclude-per-directory=.gitignore"
+#define STATUS_LIST_NO_HEAD_CMD \
+ "git ls-files -z --cached --exclude-per-directory=.gitignore"
#define STATUS_DIFF_INDEX_SHOW_CMD \
"git diff-index --root --patch-with-stat -C -M --cached HEAD -- %s %s 2>/dev/null"
#define STATUS_DIFF_FILES_SHOW_CMD \
"git diff-files --root --patch-with-stat -C -M -- %s %s 2>/dev/null"
+#define STATUS_DIFF_NO_HEAD_SHOW_CMD \
+ "git diff --no-color --patch-with-stat /dev/null %s 2>/dev/null"
+
/* First parse staged info using git-diff-index(1), then parse unstaged
* info using git-diff-files(1), and finally untracked files using
* git-ls-files(1). */
{
struct stat statbuf;
char exclude[SIZEOF_STR];
- char cmd[SIZEOF_STR];
+ char indexcmd[SIZEOF_STR] = STATUS_DIFF_INDEX_CMD;
+ char othercmd[SIZEOF_STR] = STATUS_LIST_OTHER_CMD;
unsigned long prev_lineno = view->lineno;
+ char indexstatus = 0;
size_t i;
for (i = 0; i < view->lines; i++)
view->lines = view->line_alloc = view->line_size = view->lineno = 0;
view->line = NULL;
- if (!realloc_lines(view, view->line_size + 6))
+ if (!realloc_lines(view, view->line_size + 7))
return FALSE;
- if (!string_format(exclude, "%s/info/exclude", opt_git_dir))
+ add_line_data(view, NULL, LINE_STAT_HEAD);
+ if (opt_no_head)
+ string_copy(status_onbranch, "Initial commit");
+ else if (!*opt_head)
+ string_copy(status_onbranch, "Not currently on any branch");
+ else if (!string_format(status_onbranch, "On branch %s", opt_head))
return FALSE;
- string_copy(cmd, STATUS_LIST_OTHER_CMD);
+ if (opt_no_head) {
+ string_copy(indexcmd, STATUS_LIST_NO_HEAD_CMD);
+ indexstatus = 'A';
+ }
+
+ if (!string_format(exclude, "%s/info/exclude", opt_git_dir))
+ return FALSE;
if (stat(exclude, &statbuf) >= 0) {
- size_t cmdsize = strlen(cmd);
+ size_t cmdsize = strlen(othercmd);
+
+ if (!string_format_from(othercmd, &cmdsize, " %s", "--exclude-from=") ||
+ sq_quote(othercmd, cmdsize, exclude) >= sizeof(othercmd))
+ return FALSE;
- if (!string_format_from(cmd, &cmdsize, " %s", "--exclude-from=") ||
- sq_quote(cmd, cmdsize, exclude) >= sizeof(cmd))
+ cmdsize = strlen(indexcmd);
+ if (opt_no_head &&
+ (!string_format_from(indexcmd, &cmdsize, " %s", "--exclude-from=") ||
+ sq_quote(indexcmd, cmdsize, exclude) >= sizeof(indexcmd)))
return FALSE;
}
system("git update-index -q --refresh");
- if (!status_run(view, STATUS_DIFF_INDEX_CMD, TRUE, LINE_STAT_STAGED) ||
- !status_run(view, STATUS_DIFF_FILES_CMD, TRUE, LINE_STAT_UNSTAGED) ||
- !status_run(view, cmd, FALSE, LINE_STAT_UNTRACKED))
+ if (!status_run(view, indexcmd, indexstatus, LINE_STAT_STAGED) ||
+ !status_run(view, STATUS_DIFF_FILES_CMD, 0, LINE_STAT_UNSTAGED) ||
+ !status_run(view, othercmd, '?', LINE_STAT_UNTRACKED))
return FALSE;
/* If all went well restore the previous line number to stay in
- * the context. */
+ * the context or select a line with something that can be
+ * updated. */
+ if (prev_lineno >= view->lines)
+ prev_lineno = view->lines - 1;
+ while (prev_lineno < view->lines && !view->line[prev_lineno].data)
+ prev_lineno++;
+
+ /* If the above fails, always skip the "On branch" line. */
if (prev_lineno < view->lines)
view->lineno = prev_lineno;
else
- view->lineno = view->lines - 1;
+ view->lineno = 1;
return TRUE;
}
status_draw(struct view *view, struct line *line, unsigned int lineno, bool selected)
{
struct status *status = line->data;
- int tilde_attr = get_line_attr(LINE_MAIN_DELIM);
wmove(view->win, lineno, 0);
if (selected) {
wattrset(view->win, get_line_attr(LINE_CURSOR));
wchgat(view->win, -1, 0, LINE_CURSOR, NULL);
- tilde_attr = -1;
+
+ } else if (line->type == LINE_STAT_HEAD) {
+ wattrset(view->win, get_line_attr(LINE_STAT_HEAD));
+ wchgat(view->win, -1, 0, LINE_STAT_HEAD, NULL);
} else if (!status && line->type != LINE_STAT_NONE) {
wattrset(view->win, get_line_attr(LINE_STAT_SECTION));
text = " (no files)";
break;
+ case LINE_STAT_HEAD:
+ text = status_onbranch;
+ break;
+
default:
return FALSE;
}
- draw_text(view, text, view->width, TRUE, tilde_attr);
+ draw_text(view, text, view->width, TRUE, selected);
return TRUE;
}
if (view->width < 5)
return TRUE;
- draw_text(view, status->new.name, view->width - 5, TRUE, tilde_attr);
+ draw_text(view, status->new.name, view->width - 5, TRUE, selected);
return TRUE;
}
switch (line->type) {
case LINE_STAT_STAGED:
- if (!string_format_from(opt_cmd, &cmdsize,
- STATUS_DIFF_INDEX_SHOW_CMD, oldpath, newpath))
- return REQ_QUIT;
+ if (opt_no_head) {
+ if (!string_format_from(opt_cmd, &cmdsize,
+ STATUS_DIFF_NO_HEAD_SHOW_CMD,
+ newpath))
+ return REQ_QUIT;
+ } else {
+ if (!string_format_from(opt_cmd, &cmdsize,
+ STATUS_DIFF_INDEX_SHOW_CMD,
+ oldpath, newpath))
+ return REQ_QUIT;
+ }
+
if (status)
info = "Staged changes to %s";
else
if (opt_pipe)
return REQ_QUIT;
-
if (!status) {
report("No file to show");
return REQ_NONE;
info = "Untracked file %s";
break;
+ case LINE_STAT_HEAD:
+ return REQ_NONE;
+
default:
die("line type %d not handled in switch", line->type);
}
string_add(cmd, cmdsize, "git update-index -z --add --remove --stdin");
break;
+ case LINE_STAT_HEAD:
+ return TRUE;
+
default:
die("line type %d not handled in switch", type);
}
open_editor(status->status != '?', status->new.name);
break;
+ case REQ_VIEW_BLAME:
+ if (status) {
+ string_copy(opt_file, status->new.name);
+ opt_ref[0] = 0;
+ }
+ return request;
+
case REQ_ENTER:
/* After returning the status view has been split to
* show the stage view. No further reloading is
text = "Press %s to stage %s for addition";
break;
+ case LINE_STAT_HEAD:
case LINE_STAT_NONE:
text = "Nothing to update";
break;
static void
stage_update(struct view *view, struct line *line)
{
- if (stage_line_type != LINE_STAT_UNTRACKED &&
+ if (!opt_no_head && stage_line_type != LINE_STAT_UNTRACKED &&
(line->type == LINE_DIFF_CHUNK || !stage_status.status)) {
if (!stage_update_chunk(view, line)) {
report("Failed to apply chunk");
open_editor(stage_status.status != '?', stage_status.new.name);
break;
+ case REQ_VIEW_BLAME:
+ if (stage_status.new.name[0]) {
+ string_copy(opt_file, stage_status.new.name);
+ opt_ref[0] = 0;
+ }
+ return request;
+
case REQ_ENTER:
pager_request(view, request, line);
break;
enum line_type type;
int col = 0;
size_t timelen;
- int tilde_attr;
int space;
if (!*commit->author)
type = LINE_CURSOR;
wattrset(view->win, get_line_attr(type));
wchgat(view->win, -1, 0, type, NULL);
- tilde_attr = -1;
} else {
type = LINE_MAIN_COMMIT;
wattrset(view->win, get_line_attr(LINE_MAIN_DATE));
- tilde_attr = get_line_attr(LINE_MAIN_DELIM);
}
if (opt_date) {
int n;
timelen = strftime(buf, sizeof(buf), DATE_FORMAT, &commit->time);
- n = draw_text(view, buf, view->width - col, FALSE, tilde_attr);
- draw_text(view, " ", view->width - col - n, FALSE, tilde_attr);
+ n = draw_text(view, buf, view->width - col, FALSE, selected);
+ draw_text(view, " ", view->width - col - n, FALSE, selected);
col += DATE_COLS;
wmove(view->win, lineno, col);
max_len = view->width - col;
if (max_len > AUTHOR_COLS - 1)
max_len = AUTHOR_COLS - 1;
- draw_text(view, commit->author, max_len, TRUE, tilde_attr);
+ draw_text(view, commit->author, max_len, TRUE, selected);
col += AUTHOR_COLS;
if (col >= view->width)
return TRUE;
do {
if (type == LINE_CURSOR)
;
+ else if (commit->refs[i]->head)
+ wattrset(view->win, get_line_attr(LINE_MAIN_HEAD));
else if (commit->refs[i]->ltag)
wattrset(view->win, get_line_attr(LINE_MAIN_LOCAL_TAG));
else if (commit->refs[i]->tag)
else
wattrset(view->win, get_line_attr(LINE_MAIN_REF));
- col += draw_text(view, "[", view->width - col, TRUE, tilde_attr);
+ col += draw_text(view, "[", view->width - col, TRUE, selected);
col += draw_text(view, commit->refs[i]->name, view->width - col,
- TRUE, tilde_attr);
- col += draw_text(view, "]", view->width - col, TRUE, tilde_attr);
+ TRUE, selected);
+ col += draw_text(view, "]", view->width - col, TRUE, selected);
if (type != LINE_CURSOR)
wattrset(view->win, A_NORMAL);
- col += draw_text(view, " ", view->width - col, TRUE, tilde_attr);
+ col += draw_text(view, " ", view->width - col, TRUE, selected);
if (col >= view->width)
return TRUE;
} while (commit->refs[i++]->next);
if (type != LINE_CURSOR)
wattrset(view->win, get_line_attr(type));
- draw_text(view, commit->title, view->width - col, TRUE, tilde_attr);
+ draw_text(view, commit->title, view->width - col, TRUE, selected);
return TRUE;
}
bool ltag = FALSE;
bool remote = FALSE;
bool check_replace = FALSE;
+ bool head = FALSE;
if (!strncmp(name, "refs/tags/", STRING_SIZE("refs/tags/"))) {
if (!strcmp(name + namelen - 3, "^{}")) {
} else if (!strncmp(name, "refs/heads/", STRING_SIZE("refs/heads/"))) {
namelen -= STRING_SIZE("refs/heads/");
name += STRING_SIZE("refs/heads/");
+ head = !strncmp(opt_head, name, namelen);
} else if (!strcmp(name, "HEAD")) {
+ opt_no_head = FALSE;
return OK;
}
ref->tag = tag;
ref->ltag = ltag;
ref->remote = remote;
+ ref->head = head;
string_copy_rev(ref->id, id);
return OK;
* Default to true for the unknown case. */
opt_is_inside_work_tree = strcmp(name, "false") ? TRUE : FALSE;
- } else {
+ } else if (opt_cdup[0] == ' ') {
string_ncopy(opt_cdup, name, namelen);
+ } else {
+ if (!strncmp(name, "refs/heads/", STRING_SIZE("refs/heads/"))) {
+ namelen -= STRING_SIZE("refs/heads/");
+ name += STRING_SIZE("refs/heads/");
+ string_ncopy(opt_head, name, namelen);
+ }
}
return OK;
}
-/* XXX: The line outputted by "--show-cdup" can be empty so the option
- * must be the last one! */
static int
load_repo_info(void)
{
- return read_properties(popen("git rev-parse --git-dir --is-inside-work-tree --show-cdup 2>/dev/null", "r"),
- "=", read_repo_info);
+ int result;
+ FILE *pipe = popen("git rev-parse --git-dir --is-inside-work-tree "
+ " --show-cdup --symbolic-full-name HEAD 2>/dev/null", "r");
+
+ /* XXX: The line outputted by "--show-cdup" can be empty so
+ * initialize it to something invalid to make it possible to
+ * detect whether it has been set or not. */
+ opt_cdup[0] = ' ';
+
+ result = read_properties(pipe, "=", read_repo_info);
+ if (opt_cdup[0] == ' ')
+ opt_cdup[0] = 0;
+
+ return result;
}
static int