static void
parse_git_color_option(enum line_type type, char *value)
{
struct line_info *info = get_line_info(type);
const char *argv[SIZEOF_ARG];
int argc = 0;
bool first_color = TRUE;
int i;
if (!argv_from_string(argv, &argc, value))
return;
info->fg = COLOR_DEFAULT;
info->bg = COLOR_DEFAULT;
info->attr = 0;
for (i = 0; i < argc; i++) {
int attr = 0;
if (set_attribute(&attr, argv[i])) {
info->attr |= attr;
} else if (set_color(&attr, argv[i])) {
if (first_color)
info->fg = attr;
else
info->bg = attr;
first_color = FALSE;
}
}
}
static struct line_info *
parse_git_color_option(struct line_info *info, char *value)
{
const char *argv[SIZEOF_ARG];
int argc = 0;
bool first_color = TRUE;
int i;
if (!argv_from_string(argv, &argc, value))
return NULL;
info->fg = COLOR_DEFAULT;
info->bg = COLOR_DEFAULT;
info->attr = 0;
for (i = 0; i < argc; i++) {
int attr = 0;
if (set_attribute(&attr, argv[i])) {
info->attr |= attr;
} else if (set_color(&attr, argv[i])) {
if (first_color)
info->fg = attr;
else
info->bg = attr;
first_color = FALSE;
}
}
return info;
}
bool
argv_from_env(const char **argv, const char *name)
{
char *env = argv ? getenv(name) : NULL;
int argc = 0;
if (env && *env)
env = strdup(env);
return !env || argv_from_string(argv, &argc, env);
}
enum request
open_prompt(struct view *view)
{
char *cmd = read_prompt(":");
const char *argv[SIZEOF_ARG] = { NULL };
int argc = 0;
if (cmd && !argv_from_string(argv, &argc, cmd)) {
report("Too many arguments");
return REQ_NONE;
}
return run_prompt_command(view, argv);
}
static void
set_repo_config_option(char *name, char *value, enum status_code (*cmd)(int, const char **))
{
const char *argv[SIZEOF_ARG] = { name, "=" };
int argc = 1 + (cmd == option_set_command);
enum status_code error;
if (!argv_from_string(argv, &argc, value))
error = ERROR_TOO_MANY_OPTION_ARGUMENTS;
else
error = cmd(argc, argv);
if (error != SUCCESS)
warn("Option 'tig.%s': %s", name, get_status_message(error));
}
static void
set_repo_config_option(char *name, char *value, enum status_code (*cmd)(int, const char **))
{
const char *argv[SIZEOF_ARG] = { name, "=" };
int argc = 1 + (cmd == option_set_command);
enum status_code code;
if (!argv_from_string(argv, &argc, value))
code = error("Too many arguments");
else
code = cmd(argc, argv);
if (code != SUCCESS)
warn("Option 'tig.%s': %s", name, get_status_message(code));
}
int
load_options(void)
{
const char *tigrc_user = getenv("TIGRC_USER");
const char *tigrc_system = getenv("TIGRC_SYSTEM");
const char *tig_diff_opts = getenv("TIG_DIFF_OPTS");
const bool diff_opts_from_args = !!opt_diff_options;
bool custom_tigrc_system = !!tigrc_system;
opt_file_filter = TRUE;
if (!find_option_info_by_value(&opt_diff_context)->seen)
opt_diff_context = -3;
if (!custom_tigrc_system)
tigrc_system = SYSCONFDIR "/tigrc";
if (!*tigrc_system ||
(load_option_file(tigrc_system) == ERROR_FILE_DOES_NOT_EXIST && !custom_tigrc_system)) {
struct config_state config = { "<built-in>", 0, FALSE };
struct io io;
if (!io_from_string(&io, builtin_config))
die("Failed to get built-in config");
if (!io_load_span(&io, " \t", &config.lineno, read_option, &config) == ERR || config.errors == TRUE)
die("Error in built-in config");
}
if (!tigrc_user)
tigrc_user = "******";
load_option_file(tigrc_user);
if (!diff_opts_from_args && tig_diff_opts && *tig_diff_opts) {
static const char *diff_opts[SIZEOF_ARG] = { NULL };
char buf[SIZEOF_STR];
int argc = 0;
if (!string_format(buf, "%s", tig_diff_opts) ||
!argv_from_string(diff_opts, &argc, buf))
die("TIG_DIFF_OPTS contains too many arguments");
else if (!argv_copy(&opt_diff_options, diff_opts))
die("Failed to format TIG_DIFF_OPTS arguments");
}
return OK;
}
static int
read_option(char *opt, size_t optlen, char *value, size_t valuelen, void *data)
{
struct config_state *config = data;
enum status_code status = ERROR_NO_OPTION_VALUE;
config->lineno++;
/* Check for comment markers, since read_properties() will
* only ensure opt and value are split at first " \t". */
optlen = strcspn(opt, "#");
if (optlen == 0)
return OK;
if (opt[optlen] == 0) {
/* Look for comment endings in the value. */
size_t len = strcspn(value, "#");
const char *argv[SIZEOF_ARG];
int argc = 0;
if (len < valuelen) {
valuelen = len;
value[valuelen] = 0;
}
if (!argv_from_string(argv, &argc, value))
status = error("Too many option arguments for %s", opt);
else
status = set_option(opt, argc, argv);
}
if (status != SUCCESS) {
warn("%s:%d: %s", config->path, config->lineno,
get_status_message(status));
config->errors = TRUE;
}
/* Always keep going if errors are encountered. */
return OK;
}
enum status_code
set_option(const char *opt, char *value)
{
const char *argv[SIZEOF_ARG];
int argc = 0;
if (!argv_from_string(argv, &argc, value))
return ERROR_TOO_MANY_OPTION_ARGUMENTS;
if (!strcmp(opt, "color"))
return option_color_command(argc, argv);
if (!strcmp(opt, "set"))
return option_set_command(argc, argv);
if (!strcmp(opt, "bind"))
return option_bind_command(argc, argv);
if (!strcmp(opt, "source"))
return option_source_command(argc, argv);
return ERROR_UNKNOWN_OPTION_COMMAND;
}
static enum request
run_prompt_command(struct view *view, char *cmd)
{
enum request request;
if (cmd && string_isnumber(cmd)) {
int lineno = view->pos.lineno + 1;
if (parse_int(&lineno, cmd, 1, view->lines + 1) == SUCCESS) {
select_view_line(view, lineno - 1);
report_clear();
} else {
report("Unable to parse '%s' as a line number", cmd);
}
} else if (cmd && iscommit(cmd)) {
string_ncopy(view->env->search, cmd, strlen(cmd));
request = view_request(view, REQ_JUMP_COMMIT);
if (request == REQ_JUMP_COMMIT) {
report("Jumping to commits is not supported by the '%s' view", view->name);
}
} else if (cmd && strlen(cmd) == 1) {
struct key_input input = { { cmd[0] } };
return get_keybinding(&view->ops->keymap, &input);
} else if (cmd && cmd[0] == '!') {
struct view *next = VIEW(REQ_VIEW_PAGER);
const char *argv[SIZEOF_ARG];
int argc = 0;
cmd++;
/* When running random commands, initially show the
* command in the title. However, it maybe later be
* overwritten if a commit line is selected. */
string_ncopy(next->ref, cmd, strlen(cmd));
if (!argv_from_string(argv, &argc, cmd)) {
report("Too many arguments");
} else if (!argv_format(view->env, &next->argv, argv, FALSE, TRUE)) {
report("Argument formatting failed");
} else {
next->dir = NULL;
open_view(view, REQ_VIEW_PAGER, OPEN_PREPARED);
}
} else if (cmd) {
request = get_request(cmd);
if (request != REQ_UNKNOWN)
return request;
char *args = strchr(cmd, ' ');
if (args) {
*args++ = 0;
if (set_option(cmd, args) == SUCCESS) {
request = !view->unrefreshable ? REQ_REFRESH : REQ_SCREEN_REDRAW;
if (!strcmp(cmd, "color"))
init_colors();
}
}
return request;
}
return REQ_NONE;
}
