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Some tidying and tweaks to options code.

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This commit is contained in:
nicm
2017-01-11 14:56:44 +00:00
parent 5526627558
commit 458b6eb600
5 changed files with 37 additions and 35 deletions
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58
options.c
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@ -37,8 +37,6 @@ struct options {
static int options_cmp(struct options_entry *, struct options_entry *);
RB_GENERATE_STATIC(options_tree, options_entry, entry, options_cmp);
static void options_free1(struct options *, struct options_entry *);
static int
options_cmp(struct options_entry *o1, struct options_entry *o2)
{
@ -66,6 +64,28 @@ options_free1(struct options *oo, struct options_entry *o)
free(o);
}
static struct options_entry *
options_new(struct options *oo, const char *name, char **s)
{
struct options_entry *o;
if (s != NULL)
*s = NULL;
if ((o = options_find1(oo, name)) == NULL) {
o = xmalloc(sizeof *o);
o->name = xstrdup(name);
RB_INSERT(options_tree, &oo->tree, o);
memcpy(&o->style, &grid_default_cell, sizeof o->style);
} else if (o->type == OPTIONS_STRING) {
if (s != NULL)
*s = o->str;
else
free(o->str);
}
return (o);
}
void
options_free(struct options *oo)
{
@ -129,21 +149,14 @@ options_set_string(struct options *oo, const char *name, const char *fmt, ...)
va_list ap;
char *s;
s = NULL;
if ((o = options_find1(oo, name)) == NULL) {
o = xmalloc(sizeof *o);
o->name = xstrdup(name);
RB_INSERT(options_tree, &oo->tree, o);
memcpy(&o->style, &grid_default_cell, sizeof o->style);
} else if (o->type == OPTIONS_STRING)
s = o->str;
va_start(ap, fmt);
o = options_new(oo, name, &s);
o->type = OPTIONS_STRING;
xvasprintf(&o->str, fmt, ap);
va_end(ap);
free(s);
va_end(ap);
return (o);
}
@ -164,16 +177,10 @@ options_set_number(struct options *oo, const char *name, long long value)
{
struct options_entry *o;
if ((o = options_find1(oo, name)) == NULL) {
o = xmalloc(sizeof *o);
o->name = xstrdup(name);
RB_INSERT(options_tree, &oo->tree, o);
memcpy(&o->style, &grid_default_cell, sizeof o->style);
} else if (o->type == OPTIONS_STRING)
free(o->str);
o = options_new(oo, name, NULL);
o->type = OPTIONS_NUMBER;
o->num = value;
return (o);
}
@ -205,15 +212,10 @@ options_set_style(struct options *oo, const char *name, const char *value,
if (style_parse(&grid_default_cell, &tmpgc, value) == -1)
return (NULL);
if (o == NULL) {
o = xmalloc(sizeof *o);
o->name = xstrdup(name);
RB_INSERT(options_tree, &oo->tree, o);
} else if (o->type == OPTIONS_STRING)
free(o->str);
o = options_new(oo, name, NULL);
o->type = OPTIONS_STYLE;
memcpy(&o->style, &tmpgc, sizeof o->style);
return (o);
}