[PATCH] kconfig: allow variable argumnts for range
This allows variable arguments in the range option for int and hex config symbols. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Cc: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Linus Torvalds
parent
90389160ef
commit
4cf3cbe2a9
@ -141,6 +141,55 @@ struct property *sym_get_range_prop(struct symbol *sym)
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return NULL;
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}
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static int sym_get_range_val(struct symbol *sym, int base)
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{
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sym_calc_value(sym);
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switch (sym->type) {
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case S_INT:
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base = 10;
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break;
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case S_HEX:
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base = 16;
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break;
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default:
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break;
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}
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return strtol(sym->curr.val, NULL, base);
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}
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static void sym_validate_range(struct symbol *sym)
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{
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struct property *prop;
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int base, val, val2;
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char str[64];
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switch (sym->type) {
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case S_INT:
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base = 10;
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break;
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case S_HEX:
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base = 16;
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break;
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default:
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return;
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}
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prop = sym_get_range_prop(sym);
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if (!prop)
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return;
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val = strtol(sym->curr.val, NULL, base);
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val2 = sym_get_range_val(prop->expr->left.sym, base);
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if (val >= val2) {
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val2 = sym_get_range_val(prop->expr->right.sym, base);
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if (val <= val2)
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return;
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}
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if (sym->type == S_INT)
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sprintf(str, "%d", val2);
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else
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sprintf(str, "0x%x", val2);
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sym->curr.val = strdup(str);
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}
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static void sym_calc_visibility(struct symbol *sym)
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{
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struct property *prop;
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@ -301,6 +350,7 @@ void sym_calc_value(struct symbol *sym)
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sym->curr = newval;
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if (sym_is_choice(sym) && newval.tri == yes)
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sym->curr.val = sym_calc_choice(sym);
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sym_validate_range(sym);
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if (memcmp(&oldval, &sym->curr, sizeof(oldval)))
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sym_set_changed(sym);
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@ -489,8 +539,8 @@ bool sym_string_within_range(struct symbol *sym, const char *str)
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if (!prop)
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return true;
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val = strtol(str, NULL, 10);
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return val >= strtol(prop->expr->left.sym->name, NULL, 10) &&
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val <= strtol(prop->expr->right.sym->name, NULL, 10);
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return val >= sym_get_range_val(prop->expr->left.sym, 10) &&
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val <= sym_get_range_val(prop->expr->right.sym, 10);
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case S_HEX:
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if (!sym_string_valid(sym, str))
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return false;
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@ -498,8 +548,8 @@ bool sym_string_within_range(struct symbol *sym, const char *str)
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if (!prop)
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return true;
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val = strtol(str, NULL, 16);
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return val >= strtol(prop->expr->left.sym->name, NULL, 16) &&
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val <= strtol(prop->expr->right.sym->name, NULL, 16);
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return val >= sym_get_range_val(prop->expr->left.sym, 16) &&
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val <= sym_get_range_val(prop->expr->right.sym, 16);
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case S_BOOLEAN:
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case S_TRISTATE:
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switch (str[0]) {
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