-/* 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
#include <langinfo.h>
#include <iconv.h>
+/* ncurses(3): Must be defined to have extended wide-character functions. */
+#define _XOPEN_SOURCE_EXTENDED
+
#include <curses.h>
#if __GNUC__ >= 3
#endif
static void __NORETURN die(const char *err, ...);
+static void warn(const char *msg, ...);
static void report(const char *msg, ...);
static int read_properties(FILE *pipe, const char *separators, int (*read)(char *, size_t, char *, size_t));
static void set_nonblocking_input(bool loading);
-static size_t utf8_length(const char *string, size_t max_width, int *coloffset, int *trimmed);
+static size_t utf8_length(const char *string, size_t max_width, int *trimmed, bool reserve);
#define ABS(x) ((x) >= 0 ? (x) : -(x))
#define MIN(x, y) ((x) < (y) ? (x) : (y))
#define REVGRAPH_MERGE 'M'
#define REVGRAPH_BRANCH '+'
#define REVGRAPH_COMMIT '*'
+#define REVGRAPH_BOUND '^'
#define REVGRAPH_LINE '|'
#define SIZEOF_REVGRAPH 19 /* Size of revision ancestry graphics. */
#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
"git ls-remote $(git rev-parse --git-dir) 2>/dev/null"
#define TIG_DIFF_CMD \
- "git show --root --patch-with-stat --find-copies-harder -B -C %s 2>/dev/null"
+ "git show --pretty=fuller --no-color --root --patch-with-stat --find-copies-harder -C %s 2>/dev/null"
#define TIG_LOG_CMD \
- "git log --cc --stat -n100 %s 2>/dev/null"
+ "git log --no-color --cc --stat -n100 %s 2>/dev/null"
#define TIG_MAIN_CMD \
- "git log --topo-order --pretty=raw %s 2>/dev/null"
+ "git log --no-color --topo-order --parents --boundary --pretty=raw %s 2>/dev/null"
#define TIG_TREE_CMD \
"git ls-tree %s %s"
#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'
struct ref {
char *name; /* Ref name; tag or head names are shortened. */
char id[SIZEOF_REV]; /* Commit SHA1 ID */
+ unsigned int head:1; /* Is it the current HEAD? */
unsigned int tag:1; /* Is it a tag? */
+ unsigned int ltag:1; /* If so, is the tag local? */
unsigned int remote:1; /* Is it a remote ref? */
+ unsigned int tracked:1; /* Is it the remote for the current HEAD? */
unsigned int next:1; /* For ref lists: are there more refs? */
};
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"), \
REQ_(SHOW_VERSION, "Show version information"), \
REQ_(STOP_LOADING, "Stop all loading views"), \
REQ_(TOGGLE_LINENO, "Toggle line numbers"), \
+ REQ_(TOGGLE_DATE, "Toggle date display"), \
+ REQ_(TOGGLE_AUTHOR, "Toggle author display"), \
REQ_(TOGGLE_REV_GRAPH, "Toggle revision graph visualization"), \
+ REQ_(TOGGLE_REFS, "Toggle reference display (tags/branches)"), \
REQ_(STATUS_UPDATE, "Update file status"), \
REQ_(STATUS_MERGE, "Merge file using external tool"), \
+ REQ_(TREE_PARENT, "Switch to parent directory in tree view"), \
REQ_(EDIT, "Open in editor"), \
REQ_(NONE, "Do nothing")
static const char usage[] =
"tig " TIG_VERSION " (" __DATE__ ")\n"
"\n"
-"Usage: tig [options]\n"
-" or: tig [options] [--] [git log options]\n"
-" or: tig [options] log [git log options]\n"
-" or: tig [options] diff [git diff options]\n"
-" or: tig [options] show [git show options]\n"
-" or: tig [options] < [git command output]\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"
-" -l Start up in log view\n"
-" -d Start up in diff view\n"
-" -S Start up in status view\n"
-" -n[I], --line-number[=I] Show line numbers with given interval\n"
-" -b[N], --tab-size[=N] Set number of spaces for tab expansion\n"
-" -- Mark end of tig options\n"
-" -v, --version Show version and exit\n"
-" -h, --help Show help message and exit\n";
+" -v, --version Show version and exit\n"
+" -h, --help Show help message and exit";
/* Option and state variables. */
+static bool opt_date = TRUE;
+static bool opt_author = TRUE;
static bool opt_line_number = FALSE;
static bool opt_rev_graph = FALSE;
+static bool opt_show_refs = TRUE;
static int opt_num_interval = NUMBER_INTERVAL;
static int opt_tab_size = TABSIZE;
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 char opt_remote[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 char opt_search[SIZEOF_STR] = "";
static char opt_cdup[SIZEOF_STR] = "";
static char opt_git_dir[SIZEOF_STR] = "";
-static char opt_is_inside_work_tree = -1; /* set to TRUE or FALSE */
+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, ...)
-{
- va_list args;
- char *value = "";
- int *number;
-
- if (opt[0] != '-')
- return FALSE;
-
- if (opt[1] == '-') {
- int namelen = strlen(name);
-
- opt += 2;
-
- if (strncmp(opt, name, namelen))
- return FALSE;
-
- if (opt[namelen] == '=')
- value = opt + namelen + 1;
-
- } else {
- if (!short_name || opt[1] != short_name)
- return FALSE;
- value = opt + 2;
- }
-
- va_start(args, type);
- if (type == OPT_INT) {
- number = va_arg(args, int *);
- if (isdigit(*value))
- *number = atoi(value);
- }
- va_end(args);
-
- return TRUE;
-}
-
-/* Returns the index of log or diff command or -1 to exit. */
static bool
parse_options(int argc, char *argv[])
{
+ size_t buf_size;
+ char *subcommand;
+ bool seen_dashdash = FALSE;
int i;
- for (i = 1; i < argc; i++) {
- char *opt = argv[i];
-
- if (!strcmp(opt, "log") ||
- !strcmp(opt, "diff") ||
- !strcmp(opt, "show")) {
- opt_request = opt[0] == 'l'
- ? REQ_VIEW_LOG : REQ_VIEW_DIFF;
- break;
- }
+ if (!isatty(STDIN_FILENO)) {
+ opt_request = REQ_VIEW_PAGER;
+ opt_pipe = stdin;
+ return TRUE;
+ }
- if (opt[0] && opt[0] != '-')
- break;
+ if (argc <= 1)
+ return TRUE;
- if (!strcmp(opt, "-l")) {
- opt_request = REQ_VIEW_LOG;
- continue;
- }
+ 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;
- if (!strcmp(opt, "-d")) {
- opt_request = REQ_VIEW_DIFF;
- continue;
- }
+ } 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 (!strcmp(opt, "-S")) {
- opt_request = REQ_VIEW_STATUS;
- continue;
+ i = 2;
+ if (argc == 4) {
+ string_ncopy(opt_ref, argv[i], strlen(argv[i]));
+ i++;
}
- if (check_option(opt, 'n', "line-number", OPT_INT, &opt_num_interval)) {
- opt_line_number = TRUE;
- continue;
- }
+ string_ncopy(opt_file, argv[i], strlen(argv[i]));
+ return TRUE;
- if (check_option(opt, 'b', "tab-size", OPT_INT, &opt_tab_size)) {
- opt_tab_size = MIN(opt_tab_size, TABSIZE);
- continue;
- }
+ } else if (!strcmp(subcommand, "show")) {
+ opt_request = REQ_VIEW_DIFF;
- if (check_option(opt, 'v', "version", OPT_NONE)) {
- printf("tig version %s\n", TIG_VERSION);
- return FALSE;
- }
+ } 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);
- if (check_option(opt, 'h', "help", OPT_NONE)) {
- printf(usage);
- return FALSE;
- }
+ } else {
+ subcommand = NULL;
+ }
- if (!strcmp(opt, "--")) {
- i++;
- break;
- }
+ 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);
- die("unknown option '%s'\n\n%s", opt, usage);
- }
+ buf_size = strlen(opt_cmd);
- if (!isatty(STDIN_FILENO)) {
- opt_request = REQ_VIEW_PAGER;
- opt_pipe = stdin;
+ for (i = 1 + !!subcommand; i < argc; i++) {
+ char *opt = argv[i];
- } else if (i < argc) {
- size_t buf_size;
+ if (seen_dashdash || !strcmp(opt, "--")) {
+ seen_dashdash = TRUE;
- 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 --pretty=raw");
- else
- string_copy(opt_cmd, "git");
- buf_size = strlen(opt_cmd);
+ } else if (!strcmp(opt, "-v") || !strcmp(opt, "--version")) {
+ printf("tig version %s\n", TIG_VERSION);
+ return FALSE;
- while (buf_size < sizeof(opt_cmd) && i < argc) {
- opt_cmd[buf_size++] = ' ';
- buf_size = sq_quote(opt_cmd, buf_size, argv[i++]);
+ } else if (!strcmp(opt, "-h") || !strcmp(opt, "--help")) {
+ printf("%s\n", usage);
+ return FALSE;
}
+ opt_cmd[buf_size++] = ' ';
+ buf_size = sq_quote(opt_cmd, buf_size, opt);
if (buf_size >= sizeof(opt_cmd))
die("command too long");
-
- opt_cmd[buf_size] = 0;
}
- if (*opt_encoding && strcasecmp(opt_encoding, "UTF-8"))
- opt_utf8 = FALSE;
+ 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_REMOTE, "", COLOR_YELLOW, COLOR_DEFAULT, A_BOLD), \
-LINE(MAIN_REF, "", COLOR_CYAN, COLOR_DEFAULT, A_BOLD), \
+LINE(MAIN_LOCAL_TAG,"", COLOR_MAGENTA, COLOR_DEFAULT, 0), \
+LINE(MAIN_REMOTE, "", COLOR_YELLOW, COLOR_DEFAULT, 0), \
+LINE(MAIN_TRACKED, "", COLOR_YELLOW, COLOR_DEFAULT, A_BOLD), \
+LINE(MAIN_REF, "", COLOR_CYAN, COLOR_DEFAULT, 0), \
+LINE(MAIN_HEAD, "", COLOR_CYAN, 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++)
static void
init_colors(void)
{
- int default_bg = COLOR_BLACK;
- int default_fg = COLOR_WHITE;
+ int default_bg = line_info[LINE_DEFAULT].bg;
+ int default_fg = line_info[LINE_DEFAULT].fg;
enum line_type type;
start_color();
- if (use_default_colors() != ERR) {
- default_bg = -1;
- default_fg = -1;
+ if (assume_default_colors(default_fg, default_bg) == ERR) {
+ default_bg = COLOR_BLACK;
+ default_fg = COLOR_WHITE;
}
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 },
{ 'v', REQ_SHOW_VERSION },
{ 'r', REQ_SCREEN_REDRAW },
{ '.', REQ_TOGGLE_LINENO },
+ { 'D', REQ_TOGGLE_DATE },
+ { 'A', REQ_TOGGLE_AUTHOR },
{ 'g', REQ_TOGGLE_REV_GRAPH },
+ { 'F', REQ_TOGGLE_REFS },
{ ':', REQ_PROMPT },
{ 'u', REQ_STATUS_UPDATE },
{ 'M', REQ_STATUS_MERGE },
+ { ',', REQ_TREE_PARENT },
{ 'e', REQ_EDIT },
/* Using the ncurses SIGWINCH handler. */
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 ||
return OK;
}
+static bool parse_bool(const char *s)
+{
+ return (!strcmp(s, "1") || !strcmp(s, "true") ||
+ !strcmp(s, "yes")) ? TRUE : FALSE;
+}
+
/* Wants: name = value */
static int
option_set_command(int argc, char *argv[])
return ERR;
}
+ if (!strcmp(argv[0], "show-author")) {
+ opt_author = parse_bool(argv[2]);
+ return OK;
+ }
+
+ if (!strcmp(argv[0], "show-date")) {
+ opt_date = parse_bool(argv[2]);
+ return OK;
+ }
+
if (!strcmp(argv[0], "show-rev-graph")) {
- opt_rev_graph = (!strcmp(argv[2], "1") ||
- !strcmp(argv[2], "true") ||
- !strcmp(argv[2], "yes"));
+ opt_rev_graph = parse_bool(argv[2]);
+ return OK;
+ }
+
+ if (!strcmp(argv[0], "show-refs")) {
+ opt_show_refs = parse_bool(argv[2]);
+ return OK;
+ }
+
+ if (!strcmp(argv[0], "show-line-numbers")) {
+ opt_line_number = parse_bool(argv[2]);
return OK;
}
return OK;
}
-static int
-load_options(void)
+static void
+load_option_file(const char *path)
{
- char *home = getenv("HOME");
- char buf[SIZEOF_STR];
FILE *file;
+ /* It's ok that the file doesn't exist. */
+ file = fopen(path, "r");
+ if (!file)
+ return;
+
config_lineno = 0;
config_errors = FALSE;
- add_builtin_run_requests();
+ if (read_properties(file, " \t", read_option) == ERR ||
+ config_errors == TRUE)
+ fprintf(stderr, "Errors while loading %s.\n", path);
+}
- if (!home || !string_format(buf, "%s/.tigrc", home))
- return ERR;
+static int
+load_options(void)
+{
+ char *home = getenv("HOME");
+ char *tigrc_user = getenv("TIGRC_USER");
+ char *tigrc_system = getenv("TIGRC_SYSTEM");
+ char buf[SIZEOF_STR];
- /* It's ok that the file doesn't exist. */
- file = fopen(buf, "r");
- if (!file)
- return OK;
+ add_builtin_run_requests();
- if (read_properties(file, " \t", read_option) == ERR ||
- config_errors == TRUE)
- fprintf(stderr, "Errors while loading %s.\n", buf);
+ if (!tigrc_system) {
+ if (!string_format(buf, "%s/tigrc", SYSCONFDIR))
+ return ERR;
+ tigrc_system = buf;
+ }
+ load_option_file(tigrc_system);
+
+ if (!tigrc_user) {
+ if (!home || !string_format(buf, "%s/.tigrc", home))
+ return ERR;
+ tigrc_user = buf;
+ }
+ load_option_file(tigrc_user);
return OK;
}
struct view_ops *ops; /* View operations */
enum keymap keymap; /* What keymap does this view have */
+ bool git_dir; /* Whether the view requires a git directory. */
char cmd[SIZEOF_STR]; /* Command buffer */
char ref[SIZEOF_REF]; /* Hovered commit reference */
struct view *parent;
/* Buffering */
- unsigned long lines; /* Total number of lines */
+ size_t lines; /* Total number of lines */
struct line *line; /* Line index */
- unsigned long line_size;/* Total number of allocated lines */
+ size_t line_alloc; /* Total number of allocated lines */
+ size_t line_size; /* Total number of used lines */
unsigned int digits; /* Number of digits in the lines member. */
/* Loading */
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;
-#define VIEW_STR(name, cmd, env, ref, ops, map) \
- { name, cmd, #env, ref, ops, map}
+#define VIEW_STR(name, cmd, env, ref, ops, map, git) \
+ { name, cmd, #env, ref, ops, map, git }
-#define VIEW_(id, name, ops, ref) \
- VIEW_STR(name, TIG_##id##_CMD, TIG_##id##_CMD, ref, ops, KEYMAP_##id)
+#define VIEW_(id, name, ops, git, ref) \
+ VIEW_STR(name, TIG_##id##_CMD, TIG_##id##_CMD, ref, ops, KEYMAP_##id, git)
static struct view views[] = {
- VIEW_(MAIN, "main", &main_ops, ref_head),
- VIEW_(DIFF, "diff", &pager_ops, ref_commit),
- VIEW_(LOG, "log", &pager_ops, ref_head),
- VIEW_(TREE, "tree", &tree_ops, ref_commit),
- VIEW_(BLOB, "blob", &blob_ops, ref_blob),
- VIEW_(HELP, "help", &help_ops, ""),
- VIEW_(PAGER, "pager", &pager_ops, "stdin"),
- VIEW_(STATUS, "status", &status_ops, ""),
- VIEW_(STAGE, "stage", &stage_ops, ""),
+ VIEW_(MAIN, "main", &main_ops, TRUE, ref_head),
+ VIEW_(DIFF, "diff", &pager_ops, TRUE, ref_commit),
+ VIEW_(LOG, "log", &pager_ops, TRUE, ref_head),
+ VIEW_(TREE, "tree", &tree_ops, TRUE, ref_commit),
+ VIEW_(BLOB, "blob", &blob_ops, TRUE, ref_blob),
+ VIEW_(BLAME, "blame", &blame_ops, TRUE, ref_commit),
+ VIEW_(HELP, "help", &help_ops, FALSE, ""),
+ VIEW_(PAGER, "pager", &pager_ops, FALSE, "stdin"),
+ VIEW_(STATUS, "status", &status_ops, TRUE, ""),
+ VIEW_(STAGE, "stage", &stage_ops, TRUE, ""),
};
#define VIEW(req) (&views[(req) - REQ_OFFSET - 1])
#define view_is_displayed(view) \
(view == display[0] || view == display[1])
+static int
+draw_text(struct view *view, const char *string, int max_len,
+ bool use_tilde, bool selected)
+{
+ int len = 0;
+ int trimmed = FALSE;
+
+ if (max_len <= 0)
+ return 0;
+
+ if (opt_utf8) {
+ len = utf8_length(string, max_len, &trimmed, use_tilde);
+ } else {
+ len = strlen(string);
+ if (len > max_len) {
+ if (use_tilde) {
+ max_len -= 1;
+ }
+ len = max_len;
+ trimmed = TRUE;
+ }
+ }
+
+ waddnstr(view->win, string, len);
+ if (trimmed && use_tilde) {
+ if (!selected)
+ wattrset(view->win, get_line_attr(LINE_DELIMITER));
+ waddch(view->win, '~');
+ len++;
+ }
+
+ return len;
+}
+
static bool
draw_view_line(struct view *view, unsigned int lineno)
{
}
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);
return TRUE;
}
+#define ITEM_CHUNK_SIZE 256
+static void *
+realloc_items(void *mem, size_t *size, size_t new_size, size_t item_size)
+{
+ size_t num_chunks = *size / ITEM_CHUNK_SIZE;
+ size_t num_chunks_new = (new_size + ITEM_CHUNK_SIZE - 1) / ITEM_CHUNK_SIZE;
+
+ if (mem == NULL || num_chunks != num_chunks_new) {
+ *size = num_chunks_new * ITEM_CHUNK_SIZE;
+ mem = realloc(mem, *size * item_size);
+ }
+
+ return mem;
+}
+
static struct line *
realloc_lines(struct view *view, size_t line_size)
{
- struct line *tmp = realloc(view->line, sizeof(*view->line) * line_size);
+ size_t alloc = view->line_alloc;
+ struct line *tmp = realloc_items(view->line, &alloc, line_size,
+ sizeof(*view->line));
if (!tmp)
return NULL;
view->line = tmp;
+ view->line_alloc = alloc;
view->line_size = line_size;
return view->line;
}
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;
}
return;
}
- if (view->ops->open) {
- if (!view->ops->open(view)) {
- report("Failed to load %s view", view->name);
- return;
- }
-
- } else if ((reload || strcmp(view->vid, view->id)) &&
- !begin_update(view)) {
- report("Failed to load %s view", view->name);
+ if (view->git_dir && !opt_git_dir[0]) {
+ report("The %s view is disabled in pager view", view->name);
return;
}
(nviews == 1 && base_view != display[0]))
resize_display();
+ if (view->ops->open) {
+ if (!view->ops->open(view)) {
+ report("Failed to load %s view", view->name);
+ return;
+ }
+
+ } else if ((reload || strcmp(view->vid, view->id)) &&
+ !begin_update(view)) {
+ report("Failed to load %s view", view->name);
+ return;
+ }
+
if (split && prev->lineno - prev->offset >= prev->height) {
/* Take the title line into account. */
int lines = prev->lineno - prev->offset - prev->height + 1;
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) &&
redraw_display();
break;
+ case REQ_TOGGLE_DATE:
+ opt_date = !opt_date;
+ redraw_display();
+ break;
+
+ case REQ_TOGGLE_AUTHOR:
+ opt_author = !opt_author;
+ redraw_display();
+ break;
+
case REQ_TOGGLE_REV_GRAPH:
opt_rev_graph = !opt_rev_graph;
redraw_display();
break;
+ case REQ_TOGGLE_REFS:
+ opt_show_refs = !opt_show_refs;
+ redraw_display();
+ break;
+
case REQ_PROMPT:
/* Always reload^Wrerun commands from the prompt. */
open_view(view, opt_request, OPEN_RELOAD);
{
char *text = line->data;
enum line_type type = line->type;
- int textlen = strlen(text);
int attr;
wmove(view->win, lineno, 0);
}
} else {
- int col = 0, pos = 0;
-
- for (; pos < textlen && col < view->width; pos++, col++)
- if (text[pos] == '\t')
- col += TABSIZE - (col % TABSIZE) - 1;
-
- waddnstr(view->win, text, pos);
+ draw_text(view, text, view->width, TRUE, selected);
}
return TRUE;
add_pager_refs(struct view *view, struct line *line)
{
char buf[SIZEOF_STR];
- char *commit_id = line->data + STRING_SIZE("commit ");
+ char *commit_id = (char *)line->data + STRING_SIZE("commit ");
struct ref **refs;
size_t bufpos = 0, refpos = 0;
const char *sep = "Refs: ";
pager_select(struct view *view, struct line *line)
{
if (line->type == LINE_COMMIT) {
- char *text = line->data + STRING_SIZE("commit ");
+ char *text = (char *)line->data + STRING_SIZE("commit ");
if (view != VIEW(REQ_VIEW_PAGER))
string_copy_rev(view->ref, text);
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 ..' */
+ request = REQ_ENTER;
+ line = &view->line[1];
+ } else {
+ /* quit view if at top of tree */
+ return REQ_VIEW_CLOSE;
+ }
+ }
if (request != REQ_ENTER)
return request;
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 void
tree_select(struct view *view, struct line *line)
{
- char *text = line->data + STRING_SIZE("100644 blob ");
+ char *text = (char *)line->data + STRING_SIZE("100644 blob ");
if (line->type == LINE_TREE_FILE) {
string_copy_rev(ref_blob, text);
static bool
blob_read(struct view *view, char *line)
{
+ if (!line)
+ return TRUE;
return add_line_text(view, line, LINE_DEFAULT) != NULL;
}
pager_select,
};
-
/*
- * Status backend
+ * 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 status {
- char status;
- struct {
- mode_t mode;
- char rev[SIZEOF_REV];
- } old;
- struct {
- mode_t mode;
- char rev[SIZEOF_REV];
- } new;
- char name[SIZEOF_STR];
+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. */
};
-static struct status stage_status;
-static enum line_type stage_line_type;
+struct blame {
+ struct blame_commit *commit;
+ unsigned int header:1;
+ char text[1];
+};
-/* Get fields from the diff line:
- * :100644 100644 06a5d6ae9eca55be2e0e585a152e6b1336f2b20e 0000000000000000000000000000000000000000 M
- */
-static inline bool
-status_get_diff(struct status *file, char *buf, size_t bufsize)
+#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 *old_mode = buf + 1;
- char *new_mode = buf + 8;
- char *old_rev = buf + 15;
- char *new_rev = buf + 56;
- char *status = buf + 97;
+ char path[SIZEOF_STR];
+ char ref[SIZEOF_STR] = "";
- if (bufsize != 99 ||
- old_mode[-1] != ':' ||
- new_mode[-1] != ' ' ||
- old_rev[-1] != ' ' ||
- new_rev[-1] != ' ' ||
- status[-1] != ' ')
+ if (sq_quote(path, 0, opt_file) >= sizeof(path))
return FALSE;
- file->status = *status;
+ 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;
+ blame->header = !group;
+ line->dirty = 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
+ */
+
+struct status {
+ char status;
+ struct {
+ mode_t mode;
+ char rev[SIZEOF_REV];
+ char name[SIZEOF_STR];
+ } old;
+ struct {
+ mode_t mode;
+ char rev[SIZEOF_REV];
+ char name[SIZEOF_STR];
+ } new;
+};
+
+static char status_onbranch[SIZEOF_STR];
+static struct status stage_status;
+static enum line_type stage_line_type;
+
+/* Get fields from the diff line:
+ * :100644 100644 06a5d6ae9eca55be2e0e585a152e6b1336f2b20e 0000000000000000000000000000000000000000 M
+ */
+static inline bool
+status_get_diff(struct status *file, char *buf, size_t bufsize)
+{
+ char *old_mode = buf + 1;
+ char *new_mode = buf + 8;
+ char *old_rev = buf + 15;
+ char *new_rev = buf + 56;
+ char *status = buf + 97;
+
+ if (bufsize < 99 ||
+ old_mode[-1] != ':' ||
+ new_mode[-1] != ' ' ||
+ old_rev[-1] != ' ' ||
+ new_rev[-1] != ' ' ||
+ status[-1] != ' ')
+ return FALSE;
+
+ file->status = *status;
string_copy_rev(file->old.rev, old_rev);
string_copy_rev(file->new.rev, new_rev);
file->old.mode = strtoul(old_mode, NULL, 8);
file->new.mode = strtoul(new_mode, NULL, 8);
- file->name[0] = 0;
+ file->old.name[0] = file->new.name[0] = 0;
return TRUE;
}
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))
unmerged = file;
} else if (unmerged) {
- int collapse = !strcmp(buf, unmerged->name);
+ int collapse = !strcmp(buf, unmerged->new.name);
unmerged = NULL;
if (collapse) {
}
}
+ /* Grab the old name for rename/copy. */
+ if (!*file->old.name &&
+ (file->status == 'R' || file->status == 'C')) {
+ sepsize = sep - buf + 1;
+ string_ncopy(file->old.name, buf, sepsize);
+ bufsize -= sepsize;
+ memmove(buf, sep + 1, bufsize);
+
+ sep = memchr(buf, 0, bufsize);
+ if (!sep)
+ break;
+ sepsize = sep - buf + 1;
+ }
+
/* git-ls-files just delivers a NUL separated
* list of file names similar to the second half
* of the git-diff-* output. */
- string_ncopy(file->name, buf, sepsize);
+ string_ncopy(file->new.name, buf, sepsize);
+ if (!*file->old.name)
+ string_copy(file->old.name, file->new.name);
bufsize -= sepsize;
memmove(buf, sep + 1, bufsize);
file = NULL;
}
/* Don't show unmerged entries in the staged section. */
-#define STATUS_DIFF_INDEX_CMD "git diff-index -z --diff-filter=ACDMRTXB --cached HEAD"
+#define STATUS_DIFF_INDEX_CMD "git diff-index -z --diff-filter=ACDMRTXB --cached -M HEAD"
#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_SHOW_CMD \
- "git diff --root --patch-with-stat --find-copies-harder -B -C %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
{
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++)
free(view->line[i].data);
free(view->line);
- view->lines = view->line_size = view->lineno = 0;
+ 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;
}
- 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))
+ system("git update-index -q --refresh");
+
+ 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++;
+ while (prev_lineno > 0 && !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;
+
+ if (view->lineno < view->offset)
+ view->offset = view->lineno;
+ else if (view->offset + view->height <= view->lineno)
+ view->offset = view->lineno - view->height + 1;
return TRUE;
}
wattrset(view->win, get_line_attr(LINE_CURSOR));
wchgat(view->win, -1, 0, LINE_CURSOR, NULL);
+ } 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));
wchgat(view->win, -1, 0, LINE_STAT_SECTION, NULL);
text = " (no files)";
break;
+ case LINE_STAT_HEAD:
+ text = status_onbranch;
+ break;
+
default:
return FALSE;
}
- waddstr(view->win, text);
+ draw_text(view, text, view->width, TRUE, selected);
return TRUE;
}
if (!selected)
wattrset(view->win, A_NORMAL);
wmove(view->win, lineno, 4);
- waddstr(view->win, status->name);
+ if (view->width < 5)
+ return TRUE;
+ draw_text(view, status->new.name, view->width - 5, TRUE, selected);
return TRUE;
}
status_enter(struct view *view, struct line *line)
{
struct status *status = line->data;
- char path[SIZEOF_STR] = "";
+ char oldpath[SIZEOF_STR] = "";
+ char newpath[SIZEOF_STR] = "";
char *info;
size_t cmdsize = 0;
return REQ_NONE;
}
- if (status && sq_quote(path, 0, status->name) >= sizeof(path))
- return REQ_QUIT;
+ if (status) {
+ if (sq_quote(oldpath, 0, status->old.name) >= sizeof(oldpath))
+ return REQ_QUIT;
+ /* Diffs for unmerged entries are empty when pasing the
+ * new path, so leave it empty. */
+ if (status->status != 'U' &&
+ sq_quote(newpath, 0, status->new.name) >= sizeof(newpath))
+ return REQ_QUIT;
+ }
if (opt_cdup[0] &&
line->type != LINE_STAT_UNTRACKED &&
switch (line->type) {
case LINE_STAT_STAGED:
- if (!string_format_from(opt_cmd, &cmdsize, STATUS_DIFF_SHOW_CMD,
- "--cached", path))
- 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
break;
case LINE_STAT_UNSTAGED:
- if (!string_format_from(opt_cmd, &cmdsize, STATUS_DIFF_SHOW_CMD,
- "", path))
+ if (!string_format_from(opt_cmd, &cmdsize,
+ STATUS_DIFF_FILES_SHOW_CMD, oldpath, newpath))
return REQ_QUIT;
if (status)
info = "Unstaged changes to %s";
if (opt_pipe)
return REQ_QUIT;
-
if (!status) {
report("No file to show");
return REQ_NONE;
}
- opt_pipe = fopen(status->name, "r");
+ opt_pipe = fopen(status->new.name, "r");
info = "Untracked file %s";
break;
+ case LINE_STAT_HEAD:
+ return REQ_NONE;
+
default:
die("line type %d not handled in switch", line->type);
}
}
stage_line_type = line->type;
- string_format(VIEW(REQ_VIEW_STAGE)->ref, info, stage_status.name);
+ string_format(VIEW(REQ_VIEW_STAGE)->ref, info, stage_status.new.name);
}
return REQ_NONE;
}
-static bool
-status_update_file(struct view *view, struct status *status, enum line_type type)
+static FILE *
+status_update_prepare(enum line_type type)
{
char cmd[SIZEOF_STR];
- char buf[SIZEOF_STR];
size_t cmdsize = 0;
- size_t bufsize = 0;
- size_t written = 0;
- FILE *pipe;
if (opt_cdup[0] &&
type != LINE_STAT_UNTRACKED &&
!string_format_from(cmd, &cmdsize, "cd %s;", opt_cdup))
- return FALSE;
+ return NULL;
+
+ switch (type) {
+ case LINE_STAT_STAGED:
+ string_add(cmd, cmdsize, "git update-index -z --index-info");
+ break;
+
+ case LINE_STAT_UNSTAGED:
+ case LINE_STAT_UNTRACKED:
+ string_add(cmd, cmdsize, "git update-index -z --add --remove --stdin");
+ break;
+
+ default:
+ die("line type %d not handled in switch", type);
+ }
+
+ return popen(cmd, "w");
+}
+
+static bool
+status_update_write(FILE *pipe, struct status *status, enum line_type type)
+{
+ char buf[SIZEOF_STR];
+ size_t bufsize = 0;
+ size_t written = 0;
switch (type) {
case LINE_STAT_STAGED:
if (!string_format_from(buf, &bufsize, "%06o %s\t%s%c",
- status->old.mode,
+ status->old.mode,
status->old.rev,
- status->name, 0))
+ status->old.name, 0))
return FALSE;
-
- string_add(cmd, cmdsize, "git update-index -z --index-info");
break;
case LINE_STAT_UNSTAGED:
case LINE_STAT_UNTRACKED:
- if (!string_format_from(buf, &bufsize, "%s%c", status->name, 0))
+ if (!string_format_from(buf, &bufsize, "%s%c", status->new.name, 0))
return FALSE;
-
- string_add(cmd, cmdsize, "git update-index -z --add --remove --stdin");
break;
default:
die("line type %d not handled in switch", type);
}
- pipe = popen(cmd, "w");
- if (!pipe)
- return FALSE;
-
while (!ferror(pipe) && written < bufsize) {
written += fwrite(buf + written, 1, bufsize - written, pipe);
}
+ return written == bufsize;
+}
+
+static bool
+status_update_file(struct status *status, enum line_type type)
+{
+ FILE *pipe = status_update_prepare(type);
+ bool result;
+
+ if (!pipe)
+ return FALSE;
+
+ result = status_update_write(pipe, status, type);
pclose(pipe);
+ return result;
+}
- if (written != bufsize)
+static bool
+status_update_files(struct view *view, struct line *line)
+{
+ FILE *pipe = status_update_prepare(line->type);
+ bool result = TRUE;
+ struct line *pos = view->line + view->lines;
+ int files = 0;
+ int file, done;
+
+ if (!pipe)
return FALSE;
- return TRUE;
+ for (pos = line; pos < view->line + view->lines && pos->data; pos++)
+ files++;
+
+ for (file = 0, done = 0; result && file < files; line++, file++) {
+ int almost_done = file * 100 / files;
+
+ if (almost_done > done) {
+ done = almost_done;
+ string_format(view->ref, "updating file %u of %u (%d%% done)",
+ file, files, done);
+ update_view_title(view);
+ }
+ result = status_update_write(pipe, line->data, line->type);
+ }
+
+ pclose(pipe);
+ return result;
}
-static void
+static bool
status_update(struct view *view)
{
struct line *line = &view->line[view->lineno];
assert(view->lines);
if (!line->data) {
- while (++line < view->line + view->lines && line->data) {
- if (!status_update_file(view, line->data, line->type))
- report("Failed to update file status");
- }
-
- if (!line[-1].data) {
+ /* This should work even for the "On branch" line. */
+ if (line < view->line + view->lines && !line[1].data) {
report("Nothing to update");
- return;
+ return FALSE;
}
- } else if (!status_update_file(view, line->data, line->type)) {
+ if (!status_update_files(view, line + 1))
+ report("Failed to update file status");
+
+ } else if (!status_update_file(line->data, line->type)) {
report("Failed to update file status");
}
+
+ return TRUE;
}
static enum request
switch (request) {
case REQ_STATUS_UPDATE:
- status_update(view);
+ if (!status_update(view))
+ return REQ_NONE;
break;
case REQ_STATUS_MERGE:
report("Merging only possible for files with unmerged status ('U').");
return REQ_NONE;
}
- open_mergetool(status->name);
+ open_mergetool(status->new.name);
break;
case REQ_EDIT:
if (!status)
return request;
- open_editor(status->status != '?', status->name);
+ 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
char *text;
char *key;
- if (status && !string_format(file, "'%s'", status->name))
+ if (status && !string_format(file, "'%s'", status->new.name))
return;
if (!status && line[1].type == LINE_STAT_NONE)
text = "Press %s to stage %s for addition";
break;
+ case LINE_STAT_HEAD:
case LINE_STAT_NONE:
text = "Nothing to update";
break;
char *text;
switch (state) {
- case S_NAME: text = status->name; break;
+ case S_NAME: text = status->new.name; break;
case S_STATUS:
buf[0] = status->status;
text = buf;
return FALSE;
if (!string_format_from(cmd, &cmdsize,
- "git apply --cached %s - && "
+ "git apply --whitespace=nowarn --cached %s - && "
"git update-index -q --unmerged --refresh 2>/dev/null",
stage_line_type == LINE_STAT_STAGED ? "-R" : ""))
return FALSE;
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");
return;
}
- } else if (!status_update_file(view, &stage_status, stage_line_type)) {
+ } else if (!status_update_file(&stage_status, stage_line_type)) {
report("Failed to update file");
return;
}
break;
case REQ_EDIT:
- if (!stage_status.name[0])
+ if (!stage_status.new.name[0])
return request;
- open_editor(stage_status.status != '?', stage_status.name);
+ 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;
struct ref **refs; /* Repository references. */
chtype graph[SIZEOF_REVGRAPH]; /* Ancestry chain graphics. */
size_t graph_size; /* The width of the graph array. */
+ bool has_parents; /* Rewritten --parents seen. */
};
/* Size of rev graph with no "padding" columns */
size_t size;
struct commit *commit;
size_t pos;
+ unsigned int boundary:1;
};
/* Parents of the commit being visualized. */
{
chtype symbol;
- if (graph->parents->size == 0)
+ if (graph->boundary)
+ symbol = REVGRAPH_BOUND;
+ else if (graph->parents->size == 0)
symbol = REVGRAPH_INIT;
else if (graph_parent_is_merge(graph))
symbol = REVGRAPH_MERGE;
}
/* Interleave the new revision parent(s). */
- for (i = 0; i < graph->parents->size; i++)
+ for (i = 0; !graph->boundary && i < graph->parents->size; i++)
push_rev_graph(graph->next, graph->parents->rev[i]);
/* Lastly, put any remaining revisions. */
enum line_type type;
int col = 0;
size_t timelen;
- size_t authorlen;
- int trimmed = 1;
+ int space;
if (!*commit->author)
return FALSE;
+ space = view->width;
wmove(view->win, lineno, col);
if (selected) {
type = LINE_CURSOR;
wattrset(view->win, get_line_attr(type));
wchgat(view->win, -1, 0, type, NULL);
-
} else {
type = LINE_MAIN_COMMIT;
wattrset(view->win, get_line_attr(LINE_MAIN_DATE));
}
- timelen = strftime(buf, sizeof(buf), DATE_FORMAT, &commit->time);
- waddnstr(view->win, buf, timelen);
- waddstr(view->win, " ");
+ if (opt_date) {
+ int n;
- col += DATE_COLS;
- wmove(view->win, lineno, col);
+ timelen = strftime(buf, sizeof(buf), DATE_FORMAT, &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 (type != LINE_CURSOR)
wattrset(view->win, get_line_attr(LINE_MAIN_AUTHOR));
- if (opt_utf8) {
- authorlen = utf8_length(commit->author, AUTHOR_COLS - 2, &col, &trimmed);
- } else {
- authorlen = strlen(commit->author);
- if (authorlen > AUTHOR_COLS - 2) {
- authorlen = AUTHOR_COLS - 2;
- trimmed = 1;
- }
- }
+ if (opt_author) {
+ int max_len;
- if (trimmed) {
- waddnstr(view->win, commit->author, authorlen);
- if (type != LINE_CURSOR)
- wattrset(view->win, get_line_attr(LINE_MAIN_DELIM));
- waddch(view->win, '~');
- } else {
- waddstr(view->win, commit->author);
+ max_len = view->width - col;
+ if (max_len > AUTHOR_COLS - 1)
+ max_len = AUTHOR_COLS - 1;
+ draw_text(view, commit->author, max_len, TRUE, selected);
+ col += AUTHOR_COLS;
+ if (col >= view->width)
+ return TRUE;
}
- col += AUTHOR_COLS;
- if (type != LINE_CURSOR)
- wattrset(view->win, A_NORMAL);
-
if (opt_rev_graph && commit->graph_size) {
+ size_t graph_size = view->width - col;
size_t i;
+ if (type != LINE_CURSOR)
+ wattrset(view->win, get_line_attr(LINE_MAIN_REVGRAPH));
wmove(view->win, lineno, col);
+ if (graph_size > commit->graph_size)
+ graph_size = commit->graph_size;
/* Using waddch() instead of waddnstr() ensures that
* they'll be rendered correctly for the cursor line. */
- for (i = 0; i < commit->graph_size; i++)
+ for (i = 0; i < graph_size; i++)
waddch(view->win, commit->graph[i]);
- waddch(view->win, ' ');
col += commit->graph_size + 1;
+ if (col >= view->width)
+ return TRUE;
+ waddch(view->win, ' ');
}
+ if (type != LINE_CURSOR)
+ wattrset(view->win, A_NORMAL);
wmove(view->win, lineno, col);
- if (commit->refs) {
+ if (opt_show_refs && commit->refs) {
size_t i = 0;
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)
wattrset(view->win, get_line_attr(LINE_MAIN_TAG));
+ else if (commit->refs[i]->tracked)
+ wattrset(view->win, get_line_attr(LINE_MAIN_TRACKED));
else if (commit->refs[i]->remote)
wattrset(view->win, get_line_attr(LINE_MAIN_REMOTE));
else
wattrset(view->win, get_line_attr(LINE_MAIN_REF));
- waddstr(view->win, "[");
- waddstr(view->win, commit->refs[i]->name);
- waddstr(view->win, "]");
+
+ col += draw_text(view, "[", view->width - col, TRUE, selected);
+ col += draw_text(view, commit->refs[i]->name, view->width - col,
+ TRUE, selected);
+ col += draw_text(view, "]", view->width - col, TRUE, selected);
if (type != LINE_CURSOR)
wattrset(view->win, A_NORMAL);
- waddstr(view->win, " ");
- col += strlen(commit->refs[i]->name) + STRING_SIZE("[] ");
+ 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));
- {
- int titlelen = strlen(commit->title);
-
- if (col + titlelen > view->width)
- titlelen = view->width - col;
-
- waddnstr(view->win, commit->title, titlelen);
- }
-
+ draw_text(view, commit->title, view->width - col, TRUE, selected);
return TRUE;
}
if (!commit)
return FALSE;
- string_copy_rev(commit->id, line + STRING_SIZE("commit "));
+ line += STRING_SIZE("commit ");
+ if (*line == '-') {
+ graph->boundary = 1;
+ line++;
+ }
+
+ string_copy_rev(commit->id, line);
commit->refs = get_refs(commit->id);
graph->commit = commit;
add_line_data(view, commit, LINE_MAIN_COMMIT);
+
+ while ((line = strchr(line, ' '))) {
+ line++;
+ push_rev_graph(graph->parents, line);
+ commit->has_parents = TRUE;
+ }
return TRUE;
}
switch (type) {
case LINE_PARENT:
+ if (commit->has_parents)
+ break;
push_rev_graph(graph->parents, line + STRING_SIZE("parent "));
break;
|| (c >= 0x30000 && c <= 0x3fffd)))
return 2;
+ if (c == '\t')
+ return opt_tab_size;
+
return 1;
}
/* Calculates how much of string can be shown within the given maximum width
* and sets trimmed parameter to non-zero value if all of string could not be
- * shown.
- *
- * Additionally, adds to coloffset how many many columns to move to align with
- * the expected position. Takes into account how multi-byte and double-width
- * characters will effect the cursor position.
+ * shown. If the reserve flag is TRUE, it will reserve at least one
+ * trailing character, which can be useful when drawing a delimiter.
*
* Returns the number of bytes to output from string to satisfy max_width. */
static size_t
-utf8_length(const char *string, size_t max_width, int *coloffset, int *trimmed)
+utf8_length(const char *string, size_t max_width, int *trimmed, bool reserve)
{
const char *start = string;
const char *end = strchr(string, '\0');
- size_t mbwidth = 0;
+ unsigned char last_bytes = 0;
size_t width = 0;
*trimmed = 0;
width += ucwidth;
if (width > max_width) {
*trimmed = 1;
+ if (reserve && width - ucwidth == max_width) {
+ string -= last_bytes;
+ }
break;
}
- /* The column offset collects the differences between the
- * number of bytes encoding a character and the number of
- * columns will be used for rendering said character.
- *
- * So if some character A is encoded in 2 bytes, but will be
- * represented on the screen using only 1 byte this will and up
- * adding 1 to the multi-byte column offset.
- *
- * Assumes that no double-width character can be encoding in
- * less than two bytes. */
- if (bytes > ucwidth)
- mbwidth += bytes - ucwidth;
-
string += bytes;
+ last_bytes = bytes;
}
- *coloffset += mbwidth;
-
return string - start;
}
* Repository references
*/
-static struct ref *refs;
-static size_t refs_size;
+static struct ref *refs = NULL;
+static size_t refs_alloc = 0;
+static size_t refs_size = 0;
/* Id <-> ref store */
-static struct ref ***id_refs;
-static size_t id_refs_size;
+static struct ref ***id_refs = NULL;
+static size_t id_refs_alloc = 0;
+static size_t id_refs_size = 0;
static struct ref **
get_refs(char *id)
{
struct ref ***tmp_id_refs;
struct ref **ref_list = NULL;
+ size_t ref_list_alloc = 0;
size_t ref_list_size = 0;
size_t i;
if (!strcmp(id, id_refs[i][0]->id))
return id_refs[i];
- tmp_id_refs = realloc(id_refs, (id_refs_size + 1) * sizeof(*id_refs));
+ tmp_id_refs = realloc_items(id_refs, &id_refs_alloc, id_refs_size + 1,
+ sizeof(*id_refs));
if (!tmp_id_refs)
return NULL;
if (strcmp(id, refs[i].id))
continue;
- tmp = realloc(ref_list, (ref_list_size + 1) * sizeof(*ref_list));
+ tmp = realloc_items(ref_list, &ref_list_alloc,
+ ref_list_size + 1, sizeof(*ref_list));
if (!tmp) {
if (ref_list)
free(ref_list);
{
struct ref *ref;
bool tag = FALSE;
+ bool ltag = FALSE;
bool remote = FALSE;
+ bool tracked = FALSE;
+ bool check_replace = FALSE;
+ bool head = FALSE;
if (!strncmp(name, "refs/tags/", STRING_SIZE("refs/tags/"))) {
- /* Commits referenced by tags has "^{}" appended. */
- if (name[namelen - 1] != '}')
- return OK;
-
- while (namelen > 0 && name[namelen] != '^')
- namelen--;
+ if (!strcmp(name + namelen - 3, "^{}")) {
+ namelen -= 3;
+ name[namelen] = 0;
+ if (refs_size > 0 && refs[refs_size - 1].ltag == TRUE)
+ check_replace = TRUE;
+ } else {
+ ltag = TRUE;
+ }
tag = TRUE;
namelen -= STRING_SIZE("refs/tags/");
remote = TRUE;
namelen -= STRING_SIZE("refs/remotes/");
name += STRING_SIZE("refs/remotes/");
+ tracked = !strcmp(opt_remote, name);
} 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;
}
- refs = realloc(refs, sizeof(*refs) * (refs_size + 1));
+ if (check_replace && !strcmp(name, refs[refs_size - 1].name)) {
+ /* it's an annotated tag, replace the previous sha1 with the
+ * resolved commit id; relies on the fact git-ls-remote lists
+ * the commit id of an annotated tag right beofre the commit id
+ * it points to. */
+ refs[refs_size - 1].ltag = ltag;
+ string_copy_rev(refs[refs_size - 1].id, id);
+
+ return OK;
+ }
+ refs = realloc_items(refs, &refs_alloc, refs_size + 1, sizeof(*refs));
if (!refs)
return ERR;
strncpy(ref->name, name, namelen);
ref->name[namelen] = 0;
+ ref->head = head;
ref->tag = tag;
+ ref->ltag = ltag;
ref->remote = remote;
+ ref->tracked = tracked;
string_copy_rev(ref->id, id);
return OK;
if (!strcmp(name, "core.editor"))
string_ncopy(opt_editor, value, valuelen);
+ /* branch.<head>.remote */
+ if (*opt_head &&
+ !strncmp(name, "branch.", 7) &&
+ !strncmp(name + 7, opt_head, strlen(opt_head)) &&
+ !strcmp(name + 7 + strlen(opt_head), ".remote"))
+ string_ncopy(opt_remote, value, valuelen);
+
+ if (*opt_head && *opt_remote &&
+ !strncmp(name, "branch.", 7) &&
+ !strncmp(name + 7, opt_head, strlen(opt_head)) &&
+ !strcmp(name + 7 + strlen(opt_head), ".merge")) {
+ size_t from = strlen(opt_remote);
+
+ if (!strncmp(value, "refs/heads/", STRING_SIZE("refs/heads/"))) {
+ value += STRING_SIZE("refs/heads/");
+ valuelen -= STRING_SIZE("refs/heads/");
+ }
+
+ if (!string_format_from(opt_remote, &from, "/%s", value))
+ opt_remote[0] = 0;
+ }
+
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
exit(1);
}
+static void
+warn(const char *msg, ...)
+{
+ va_list args;
+
+ va_start(args, msg);
+ fputs("tig warning: ", stderr);
+ vfprintf(stderr, msg, args);
+ fputs("\n", stderr);
+ va_end(args);
+}
+
int
main(int argc, char *argv[])
{
return 0;
/* Require a git repository unless when running in pager mode. */
- if (!opt_git_dir[0])
+ if (!opt_git_dir[0] && opt_request != REQ_VIEW_PAGER)
die("Not a git repository");
+ if (*opt_encoding && strcasecmp(opt_encoding, "UTF-8"))
+ opt_utf8 = FALSE;
+
if (*opt_codeset && strcmp(opt_codeset, opt_encoding)) {
opt_iconv = iconv_open(opt_codeset, opt_encoding);
if (opt_iconv == ICONV_NONE)