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Split out getting the current state from the target search so it can be

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replaced if we already know the current.
This commit is contained in:
nicm 2016-01-19 16:01:30 +00:00
parent 995af0e2b7
commit b5b5221c13
4 changed files with 106 additions and 53 deletions
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29
cmd-find.c
View File

@ -923,15 +923,27 @@ cmd_find_from_pane(struct cmd_find_state *fs, struct window_pane *wp)
return (0);
}
/* Find current state. */
int
cmd_find_current(struct cmd_find_state *fs, struct cmd_q *cmdq, int flags)
{
cmd_find_clear_state(fs, cmdq, flags);
if (cmd_find_current_session(fs) != 0) {
if (~flags & CMD_FIND_QUIET)
cmdq_error(cmdq, "no current session");
return (-1);
}
return (0);
}
/*
* Split target into pieces and resolve for the given type. Fills in the given
* state. Returns 0 on success or -1 on error.
*/
int
cmd_find_target(struct cmd_find_state *fs, struct cmd_q *cmdq,
const char *target, enum cmd_find_type type, int flags)
cmd_find_target(struct cmd_find_state *fs, struct cmd_find_state *current,
struct cmd_q *cmdq, const char *target, enum cmd_find_type type, int flags)
{
struct cmd_find_state current;
struct mouse_event *m;
char *colon, *period, *copy = NULL;
const char *session, *window, *pane;
@ -951,15 +963,8 @@ cmd_find_target(struct cmd_find_state *fs, struct cmd_q *cmdq,
fs->current = &marked_pane;
else if (cmd_find_valid_state(&cmdq->current))
fs->current = &cmdq->current;
else {
cmd_find_clear_state(&current, cmdq, flags);
if (cmd_find_current_session(&current) != 0) {
if (~flags & CMD_FIND_QUIET)
cmdq_error(cmdq, "no current session");
goto error;
}
fs->current = &current;
}
else
fs->current = current;
/* An empty or NULL target is the current. */
if (target == NULL || *target == '\0')

2
cmd-queue.c
View File

@ -199,7 +199,7 @@ cmdq_continue_one(struct cmd_q *cmdq)
cmdq_guard(cmdq, "begin", flags);
if (cmd_prepare_state(cmd, cmdq) != 0)
if (cmd_prepare_state(cmd, cmdq, NULL) != 0)
goto error;
retval = cmd->entry->exec(cmd, cmdq);
if (retval == CMD_RETURN_ERROR)

118
cmd.c
View File

@ -389,10 +389,23 @@ usage:
}
static int
cmd_prepare_state_flag(struct cmd_find_state *fs, enum cmd_entry_flag flag,
const char *target, struct cmd_q *cmdq)
cmd_prepare_state_flag(char c, const char *target, enum cmd_entry_flag flag,
struct cmd_q *cmdq, struct cmd_q *parent)
{
int targetflags, error;
int targetflags, error;
struct cmd_find_state *fs = NULL;
struct cmd_find_state *current = NULL;
struct cmd_find_state tmp;
if (flag == CMD_NONE ||
flag == CMD_CLIENT ||
flag == CMD_CLIENT_CANFAIL)
return (0);
if (c == 't')
fs = &cmdq->state.tflag;
else if (c == 's')
fs = &cmdq->state.sflag;
if (flag == CMD_SESSION_WITHPANE) {
if (target != NULL && target[strcspn(target, ":.")] != '\0')
@ -401,6 +414,55 @@ cmd_prepare_state_flag(struct cmd_find_state *fs, enum cmd_entry_flag flag,
flag = CMD_SESSION;
}
targetflags = 0;
switch (flag) {
case CMD_SESSION:
case CMD_SESSION_CANFAIL:
case CMD_SESSION_PREFERUNATTACHED:
if (flag == CMD_SESSION_CANFAIL)
targetflags |= CMD_FIND_QUIET;
if (flag == CMD_SESSION_PREFERUNATTACHED)
targetflags |= CMD_FIND_PREFER_UNATTACHED;
break;
case CMD_MOVEW_R:
flag = CMD_WINDOW_INDEX;
/* FALLTHROUGH */
case CMD_WINDOW:
case CMD_WINDOW_CANFAIL:
case CMD_WINDOW_MARKED:
case CMD_WINDOW_INDEX:
if (flag == CMD_WINDOW_CANFAIL)
targetflags |= CMD_FIND_QUIET;
if (flag == CMD_WINDOW_MARKED)
targetflags |= CMD_FIND_DEFAULT_MARKED;
if (flag == CMD_WINDOW_INDEX)
targetflags |= CMD_FIND_WINDOW_INDEX;
break;
case CMD_PANE:
case CMD_PANE_CANFAIL:
case CMD_PANE_MARKED:
if (flag == CMD_PANE_CANFAIL)
targetflags |= CMD_FIND_QUIET;
if (flag == CMD_PANE_MARKED)
targetflags |= CMD_FIND_DEFAULT_MARKED;
break;
default:
fatalx("unknown %cflag %d", c, flag);
}
log_debug("%s: flag %c %d %#x", __func__, c, flag, targetflags);
if (parent != NULL) {
if (c == 't')
current = &parent->state.tflag;
else if (c == 's')
current = &parent->state.sflag;
} else {
error = cmd_find_current(&tmp, cmdq, targetflags);
if (error != 0 && ~targetflags & CMD_FIND_QUIET)
return (-1);
current = &tmp;
}
switch (flag) {
case CMD_NONE:
case CMD_CLIENT:
@ -410,20 +472,14 @@ cmd_prepare_state_flag(struct cmd_find_state *fs, enum cmd_entry_flag flag,
case CMD_SESSION_CANFAIL:
case CMD_SESSION_PREFERUNATTACHED:
case CMD_SESSION_WITHPANE:
targetflags = 0;
if (flag == CMD_SESSION_CANFAIL)
targetflags |= CMD_FIND_QUIET;
if (flag == CMD_SESSION_PREFERUNATTACHED)
targetflags |= CMD_FIND_PREFER_UNATTACHED;
error = cmd_find_target(fs, cmdq, target, CMD_FIND_SESSION,
targetflags);
if (error != 0 && flag != CMD_SESSION_CANFAIL)
error = cmd_find_target(fs, current, cmdq, target,
CMD_FIND_SESSION, targetflags);
if (error != 0 && ~targetflags & CMD_FIND_QUIET)
return (-1);
break;
case CMD_MOVEW_R:
error = cmd_find_target(fs, cmdq, target, CMD_FIND_SESSION,
CMD_FIND_QUIET);
error = cmd_find_target(fs, current, cmdq, target,
CMD_FIND_SESSION, CMD_FIND_QUIET);
if (error == 0)
break;
flag = CMD_WINDOW_INDEX;
@ -432,39 +488,27 @@ cmd_prepare_state_flag(struct cmd_find_state *fs, enum cmd_entry_flag flag,
case CMD_WINDOW_CANFAIL:
case CMD_WINDOW_MARKED:
case CMD_WINDOW_INDEX:
targetflags = 0;
if (flag == CMD_WINDOW_CANFAIL)
targetflags |= CMD_FIND_QUIET;
if (flag == CMD_WINDOW_MARKED)
targetflags |= CMD_FIND_DEFAULT_MARKED;
if (flag == CMD_WINDOW_INDEX)
targetflags |= CMD_FIND_WINDOW_INDEX;
error = cmd_find_target(fs, cmdq, target, CMD_FIND_WINDOW,
targetflags);
if (error != 0 && flag != CMD_WINDOW_CANFAIL)
error = cmd_find_target(fs, current, cmdq, target,
CMD_FIND_WINDOW, targetflags);
if (error != 0 && ~targetflags & CMD_FIND_QUIET)
return (-1);
break;
case CMD_PANE:
case CMD_PANE_CANFAIL:
case CMD_PANE_MARKED:
targetflags = 0;
if (flag == CMD_PANE_CANFAIL)
targetflags |= CMD_FIND_QUIET;
if (flag == CMD_PANE_MARKED)
targetflags |= CMD_FIND_DEFAULT_MARKED;
error = cmd_find_target(fs, cmdq, target, CMD_FIND_PANE,
targetflags);
if (error != 0 && flag != CMD_PANE_CANFAIL)
error = cmd_find_target(fs, current, cmdq, target,
CMD_FIND_PANE, targetflags);
if (error != 0 && ~targetflags & CMD_FIND_QUIET)
return (-1);
break;
default:
fatalx("unknown %cflag %d", c, flag);
}
return (0);
}
int
cmd_prepare_state(struct cmd *cmd, struct cmd_q *cmdq)
cmd_prepare_state(struct cmd *cmd, struct cmd_q *cmdq, struct cmd_q *parent)
{
const struct cmd_entry *entry = cmd->entry;
struct cmd_state *state = &cmdq->state;
@ -504,14 +548,14 @@ cmd_prepare_state(struct cmd *cmd, struct cmd_q *cmdq)
s = args_get(cmd->args, 't');
log_debug("preparing -t state: target %s", s == NULL ? "none" : s);
error = cmd_prepare_state_flag(&state->tflag, entry->tflag, s, cmdq);
error = cmd_prepare_state_flag('t', s, entry->tflag, cmdq, parent);
if (error != 0)
return (error);
s = args_get(cmd->args, 's');
log_debug("preparing -s state: target %s", s == NULL ? "none" : s);
error = cmd_prepare_state_flag(&state->sflag, entry->sflag, s, cmdq);
error = cmd_prepare_state_flag('s', s, entry->sflag, cmdq, parent);
if (error != 0)
return (error);

10
tmux.h
View File

@ -1769,8 +1769,11 @@ long long args_strtonum(struct args *, u_char, long long, long long,
char **);
/* cmd-find.c */
int cmd_find_target(struct cmd_find_state *, struct cmd_q *,
const char *, enum cmd_find_type, int);
int cmd_find_current(struct cmd_find_state *, struct cmd_q *,
int);
int cmd_find_target(struct cmd_find_state *,
struct cmd_find_state *, struct cmd_q *, const char *,
enum cmd_find_type, int);
struct client *cmd_find_client(struct cmd_q *, const char *, int);
void cmd_find_clear_state(struct cmd_find_state *, struct cmd_q *,
int);
@ -1793,7 +1796,8 @@ char **cmd_copy_argv(int, char **);
void cmd_free_argv(int, char **);
char *cmd_stringify_argv(int, char **);
struct cmd *cmd_parse(int, char **, const char *, u_int, char **);
int cmd_prepare_state(struct cmd *, struct cmd_q *);
int cmd_prepare_state(struct cmd *, struct cmd_q *,
struct cmd_q *);
char *cmd_print(struct cmd *);
int cmd_mouse_at(struct window_pane *, struct mouse_event *,
u_int *, u_int *, int);