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Add a -S flag to new-window to make it select the existing window if one

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with the given name already exists rather than failing with an error.
Also add a format to check if a window or session name exists which
allows the same with other commands. Requested by and discussed with
kn@.
This commit is contained in:
nicm
2021-02-05 12:23:49 +00:00
parent c13f2e1135
commit be471c328e
3 changed files with 114 additions and 6 deletions
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61
format.c
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@ -100,6 +100,8 @@ format_job_cmp(struct format_job *fj1, struct format_job *fj2)
#define FORMAT_LENGTH 0x800
#define FORMAT_WIDTH 0x1000
#define FORMAT_QUOTE_STYLE 0x2000
#define FORMAT_WINDOW_NAME 0x4000
#define FORMAT_SESSION_NAME 0x8000
/* Limit on recursion. */
#define FORMAT_LOOP_LIMIT 10
@ -1733,7 +1735,7 @@ format_build_modifiers(struct format_expand_state *es, const char **s,
}
/* Now try single character with arguments. */
if (strchr("mCst=peq", cp[0]) == NULL)
if (strchr("mCNst=peq", cp[0]) == NULL)
break;
c = cp[0];
@ -1857,6 +1859,24 @@ format_search(struct format_modifier *fm, struct window_pane *wp, const char *s)
return (value);
}
/* Does session name exist? */
static char *
format_session_name(struct format_expand_state *es, const char *fmt)
{
char *name;
struct session *s;
name = format_expand1(es, fmt);
RB_FOREACH(s, sessions, &sessions) {
if (strcmp(s->name, name) == 0) {
free(name);
return (xstrdup("1"));
}
}
free(name);
return (xstrdup("0"));
}
/* Loop over sessions. */
static char *
format_loop_sessions(struct format_expand_state *es, const char *fmt)
@ -1892,6 +1912,30 @@ format_loop_sessions(struct format_expand_state *es, const char *fmt)
return (value);
}
/* Does window name exist? */
static char *
format_window_name(struct format_expand_state *es, const char *fmt)
{
struct format_tree *ft = es->ft;
char *name;
struct winlink *wl;
if (ft->s == NULL) {
format_log(es, "window name but no session");
return (NULL);
}
name = format_expand1(es, fmt);
RB_FOREACH(wl, winlinks, &ft->s->windows) {
if (strcmp(wl->window->name, name) == 0) {
free(name);
return (xstrdup("1"));
}
}
free(name);
return (xstrdup("0"));
}
/* Loop over windows. */
static char *
format_loop_windows(struct format_expand_state *es, const char *fmt)
@ -2251,6 +2295,13 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
case 'T':
modifiers |= FORMAT_EXPANDTIME;
break;
case 'N':
if (fm->argc < 1 ||
strchr(fm->argv[0], 'w') != NULL)
modifiers |= FORMAT_WINDOW_NAME;
else if (strchr(fm->argv[0], 's') != NULL)
modifiers |= FORMAT_SESSION_NAME;
break;
case 'S':
modifiers |= FORMAT_SESSIONS;
break;
@ -2291,6 +2342,14 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
value = format_loop_panes(es, copy);
if (value == NULL)
goto fail;
} else if (modifiers & FORMAT_WINDOW_NAME) {
value = format_window_name(es, copy);
if (value == NULL)
goto fail;
} else if (modifiers & FORMAT_SESSION_NAME) {
value = format_session_name(es, copy);
if (value == NULL)
goto fail;
} else if (search != NULL) {
/* Search in pane. */
new = format_expand1(es, copy);