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Add <, >, <=, >= for formats, GitHub issue 1747.

pull/1758/head
nicm 2019-05-25 16:51:10 +00:00
parent 207789dc2d
commit a65a6d62d1
2 changed files with 38 additions and 9 deletions
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39
format.c
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@ -1136,13 +1136,13 @@ format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
/*
* Modifiers are a ; separated list of the forms:
* l,m,C,b,d,t,q,E,T,S,W,P
* l,m,C,b,d,t,q,E,T,S,W,P,<,>
* =a
* =/a
* =/a/
* s/a/b/
* s/a/b
* ||,&&,!=,==
* ||,&&,!=,==,<=,>=
*/
*count = 0;
@ -1153,7 +1153,7 @@ format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
cp++;
/* Check single character modifiers with no arguments. */
if (strchr("lmCbdtqETSWP", cp[0]) != NULL &&
if (strchr("lmCbdtqETSWP<>", cp[0]) != NULL &&
format_is_end(cp[1])) {
format_add_modifier(&list, count, cp, 1, NULL, 0);
cp++;
@ -1164,7 +1164,9 @@ format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
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 ||
memcmp(">=", cp, 2) == 0) &&
format_is_end(cp[2])) {
format_add_modifier(&list, count, cp, 2, NULL, 0);
cp += 2;
@ -1433,6 +1435,8 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
if (fm->size == 1) {
switch (fm->modifier[0]) {
case 'm':
case '<':
case '>':
cmp = fm;
break;
case 'C':
@ -1486,7 +1490,9 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
if (strcmp(fm->modifier, "||") == 0 ||
strcmp(fm->modifier, "&&") == 0 ||
strcmp(fm->modifier, "==") == 0 ||
strcmp(fm->modifier, "!=") == 0)
strcmp(fm->modifier, "!=") == 0 ||
strcmp(fm->modifier, ">=") == 0 ||
strcmp(fm->modifier, "<=") == 0)
cmp = fm;
}
}
@ -1549,8 +1555,27 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
value = xstrdup("1");
else
value = xstrdup("0");
}
else if (strcmp(cmp->modifier, "m") == 0) {
} else if (strcmp(cmp->modifier, "<") == 0) {
if (strcmp(left, right) < 0)
value = xstrdup("1");
else
value = xstrdup("0");
} else if (strcmp(cmp->modifier, ">") == 0) {
if (strcmp(left, right) > 0)
value = xstrdup("1");
else
value = xstrdup("0");
} else if (strcmp(cmp->modifier, "<=") == 0) {
if (strcmp(left, right) <= 0)
value = xstrdup("1");
else
value = xstrdup("0");
} else if (strcmp(cmp->modifier, ">=") == 0) {
if (strcmp(left, right) >= 0)
value = xstrdup("1");
else
value = xstrdup("0");
} else if (strcmp(cmp->modifier, "m") == 0) {
if (fnmatch(left, right, 0) == 0)
value = xstrdup("1");
else

8
tmux.1
View File

@ -3946,9 +3946,13 @@ For example:
.Pp
Comparisons may be expressed by prefixing two comma-separated
alternatives by
.Ql ==
.Ql == ,
.Ql != ,
.Ql < ,
.Ql > ,
.Ql <=
or
.Ql !=
.Ql >=
and a colon.
For example
.Ql #{==:#{host},myhost}