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kconfig: allow multiple default values per symbol

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Extend struct symbol to allow storing multiple default values, which can be
used to hold multiple configurations.

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Roman Zippel
2006-06-08 22:12:41 -07:00
committed by Sam Ravnborg
parent c0e150acde
commit 0c1822e699
3 changed files with 31 additions and 26 deletions
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16
scripts/kconfig/symbol.c
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@ -227,7 +227,7 @@ static struct symbol *sym_calc_choice(struct symbol *sym)
struct expr *e;
/* is the user choice visible? */
def_sym = sym->user.val;
def_sym = sym->def[S_DEF_USER].val;
if (def_sym) {
sym_calc_visibility(def_sym);
if (def_sym->visible != no)
@ -306,7 +306,7 @@ void sym_calc_value(struct symbol *sym)
} else if (E_OR(sym->visible, sym->rev_dep.tri) != no) {
sym->flags |= SYMBOL_WRITE;
if (sym_has_value(sym))
newval.tri = sym->user.tri;
newval.tri = sym->def[S_DEF_USER].tri;
else if (!sym_is_choice(sym)) {
prop = sym_get_default_prop(sym);
if (prop)
@ -329,7 +329,7 @@ void sym_calc_value(struct symbol *sym)
if (sym->visible != no) {
sym->flags |= SYMBOL_WRITE;
if (sym_has_value(sym)) {
newval.val = sym->user.val;
newval.val = sym->def[S_DEF_USER].val;
break;
}
}
@ -439,7 +439,7 @@ bool sym_set_tristate_value(struct symbol *sym, tristate val)
struct property *prop;
struct expr *e;
cs->user.val = sym;
cs->def[S_DEF_USER].val = sym;
cs->flags &= ~SYMBOL_NEW;
prop = sym_get_choice_prop(cs);
for (e = prop->expr; e; e = e->left.expr) {
@ -448,7 +448,7 @@ bool sym_set_tristate_value(struct symbol *sym, tristate val)
}
}
sym->user.tri = val;
sym->def[S_DEF_USER].tri = val;
if (oldval != val) {
sym_clear_all_valid();
if (sym == modules_sym)
@ -596,15 +596,15 @@ bool sym_set_string_value(struct symbol *sym, const char *newval)
sym_set_changed(sym);
}
oldval = sym->user.val;
oldval = sym->def[S_DEF_USER].val;
size = strlen(newval) + 1;
if (sym->type == S_HEX && (newval[0] != '0' || (newval[1] != 'x' && newval[1] != 'X'))) {
size += 2;
sym->user.val = val = malloc(size);
sym->def[S_DEF_USER].val = val = malloc(size);
*val++ = '0';
*val++ = 'x';
} else if (!oldval || strcmp(oldval, newval))
sym->user.val = val = malloc(size);
sym->def[S_DEF_USER].val = val = malloc(size);
else
return true;