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Merge branch 'obsd-master'

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This commit is contained in:
Thomas Adam
2025-04-25 12:01:09 +01:00
parent 06b1ad6241 1efe41b9b9
commit 55292b72d1
2 changed files with 88 additions and 16 deletions
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94
format.c
View File

@ -104,6 +104,8 @@ format_job_cmp(struct format_job *fj1, struct format_job *fj2)
#define FORMAT_CHARACTER 0x10000
#define FORMAT_COLOUR 0x20000
#define FORMAT_CLIENTS 0x40000
#define FORMAT_NOT 0x80000
#define FORMAT_NOT_NOT 0x100000
/* Limit on recursion. */
#define FORMAT_LOOP_LIMIT 100
@ -4007,7 +4009,7 @@ format_build_modifiers(struct format_expand_state *es, const char **s,
cp++;
/* Check single character modifiers with no arguments. */
if (strchr("labcdnwETSWPL<>", cp[0]) != NULL &&
if (strchr("labcdnwETSWPL!<>", cp[0]) != NULL &&
format_is_end(cp[1])) {
format_add_modifier(&list, count, cp, 1, NULL, 0);
cp++;
@ -4017,6 +4019,7 @@ format_build_modifiers(struct format_expand_state *es, const char **s,
/* Then try double character with no arguments. */
if ((memcmp("||", cp, 2) == 0 ||
memcmp("&&", cp, 2) == 0 ||
memcmp("!!", cp, 2) == 0 ||
memcmp("!=", cp, 2) == 0 ||
memcmp("==", cp, 2) == 0 ||
memcmp("<=", cp, 2) == 0 ||
@ -4152,6 +4155,60 @@ format_search(struct format_modifier *fm, struct window_pane *wp, const char *s)
return (value);
}
/* Handle unary boolean operators, "!" and "!!". */
static char *
format_bool_op_1(struct format_expand_state *es, const char *fmt, int not)
{
int result;
char *expanded;
expanded = format_expand1(es, fmt);
result = format_true(expanded);
if (not)
result = !result;
free(expanded);
return (xstrdup(result ? "1" : "0"));
}
/* Handle n-ary boolean operators, "&&" and "||". */
static char *
format_bool_op_n(struct format_expand_state *es, const char *fmt, int and)
{
int result;
const char *cp1, *cp2;
char *raw, *expanded;
result = and ? 1 : 0;
cp1 = fmt;
while (and ? result : !result) {
cp2 = format_skip(cp1, ",");
if (cp2 == NULL)
raw = xstrdup(cp1);
else
raw = xstrndup(cp1, cp2 - cp1);
expanded = format_expand1(es, raw);
free(raw);
format_log(es, "operator %s has operand: %s",
and ? "&&" : "||", expanded);
if (and)
result = result && format_true(expanded);
else
result = result || format_true(expanded);
free(expanded);
if (cp2 == NULL)
break;
else
cp1 = cp2 + 1;
}
return (xstrdup(result ? "1" : "0"));
}
/* Does session name exist? */
static char *
format_session_name(struct format_expand_state *es, const char *fmt)
@ -4528,6 +4585,7 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
int j, c;
struct format_modifier *list, *cmp = NULL, *search = NULL;
struct format_modifier **sub = NULL, *mexp = NULL, *fm;
struct format_modifier *bool_op_n = NULL;
u_int i, count, nsub = 0;
struct format_expand_state next;
@ -4552,6 +4610,9 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
case '>':
cmp = fm;
break;
case '!':
modifiers |= FORMAT_NOT;
break;
case 'C':
search = fm;
break;
@ -4650,8 +4711,11 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
}
} else if (fm->size == 2) {
if (strcmp(fm->modifier, "||") == 0 ||
strcmp(fm->modifier, "&&") == 0 ||
strcmp(fm->modifier, "==") == 0 ||
strcmp(fm->modifier, "&&") == 0)
bool_op_n = fm;
else if (strcmp(fm->modifier, "!!") == 0)
modifiers |= FORMAT_NOT_NOT;
else if (strcmp(fm->modifier, "==") == 0 ||
strcmp(fm->modifier, "!=") == 0 ||
strcmp(fm->modifier, ">=") == 0 ||
strcmp(fm->modifier, "<=") == 0)
@ -4690,7 +4754,7 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
goto done;
}
/* Is this a loop, comparison or condition? */
/* Is this a loop, operator, comparison or condition? */
if (modifiers & FORMAT_SESSIONS) {
value = format_loop_sessions(es, copy);
if (value == NULL)
@ -4726,6 +4790,16 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
value = format_search(search, wp, new);
}
free(new);
} else if (modifiers & FORMAT_NOT) {
value = format_bool_op_1(es, copy, 1);
} else if (modifiers & FORMAT_NOT_NOT) {
value = format_bool_op_1(es, copy, 0);
} else if (bool_op_n != NULL) {
/* n-ary boolean operator. */
if (strcmp(bool_op_n->modifier, "||") == 0)
value = format_bool_op_n(es, copy, 0);
else if (strcmp(bool_op_n->modifier, "&&") == 0)
value = format_bool_op_n(es, copy, 1);
} else if (cmp != NULL) {
/* Comparison of left and right. */
if (format_choose(es, copy, &left, &right, 1) != 0) {
@ -4736,17 +4810,7 @@ format_replace(struct format_expand_state *es, const char *key, size_t keylen,
format_log(es, "compare %s left is: %s", cmp->modifier, left);
format_log(es, "compare %s right is: %s", cmp->modifier, right);
if (strcmp(cmp->modifier, "||") == 0) {
if (format_true(left) || format_true(right))
value = xstrdup("1");
else
value = xstrdup("0");
} else if (strcmp(cmp->modifier, "&&") == 0) {
if (format_true(left) && format_true(right))
value = xstrdup("1");
else
value = xstrdup("0");
} else if (strcmp(cmp->modifier, "==") == 0) {
if (strcmp(cmp->modifier, "==") == 0) {
if (strcmp(left, right) == 0)
value = xstrdup("1");
else

10
tmux.1
View File

@ -5706,9 +5706,17 @@ otherwise by
.Ql ||
and
.Ql &&
evaluate to true if either or both of two comma-separated alternatives are
evaluate to true if any or all of the comma-separated alternatives are
true, for example
.Ql #{||:#{pane_in_mode},#{alternate_on}} .
.Ql \&!
evaluates to true if the value is false and vice versa, for example
.Ql #{!:#{pane_in_mode}} .
.Ql !!
converts a value to a canonical boolean form, 1 for true and 0 for false, for
example
.Ql #{!!:non-empty string}
evaluates to 1.
.Pp
An
.Ql m