From 4cf3cbe2a9682242cd38897914b1f2a95f1db7e4 Mon Sep 17 00:00:00 2001 From: Roman Zippel Date: Tue, 8 Nov 2005 21:34:49 -0800 Subject: [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 Cc: Sam Ravnborg Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/kconfig/symbol.c | 58 ++++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 54 insertions(+), 4 deletions(-) (limited to 'scripts/kconfig/symbol.c') diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c index 29bff43adc5..69c2549c0ba 100644 --- a/scripts/kconfig/symbol.c +++ b/scripts/kconfig/symbol.c @@ -141,6 +141,55 @@ struct property *sym_get_range_prop(struct symbol *sym) return NULL; } +static int sym_get_range_val(struct symbol *sym, int base) +{ + sym_calc_value(sym); + switch (sym->type) { + case S_INT: + base = 10; + break; + case S_HEX: + base = 16; + break; + default: + break; + } + return strtol(sym->curr.val, NULL, base); +} + +static void sym_validate_range(struct symbol *sym) +{ + struct property *prop; + int base, val, val2; + char str[64]; + + switch (sym->type) { + case S_INT: + base = 10; + break; + case S_HEX: + base = 16; + break; + default: + return; + } + prop = sym_get_range_prop(sym); + if (!prop) + return; + val = strtol(sym->curr.val, NULL, base); + val2 = sym_get_range_val(prop->expr->left.sym, base); + if (val >= val2) { + val2 = sym_get_range_val(prop->expr->right.sym, base); + if (val <= val2) + return; + } + if (sym->type == S_INT) + sprintf(str, "%d", val2); + else + sprintf(str, "0x%x", val2); + sym->curr.val = strdup(str); +} + static void sym_calc_visibility(struct symbol *sym) { struct property *prop; @@ -301,6 +350,7 @@ void sym_calc_value(struct symbol *sym) sym->curr = newval; if (sym_is_choice(sym) && newval.tri == yes) sym->curr.val = sym_calc_choice(sym); + sym_validate_range(sym); if (memcmp(&oldval, &sym->curr, sizeof(oldval))) sym_set_changed(sym); @@ -489,8 +539,8 @@ bool sym_string_within_range(struct symbol *sym, const char *str) if (!prop) return true; val = strtol(str, NULL, 10); - return val >= strtol(prop->expr->left.sym->name, NULL, 10) && - val <= strtol(prop->expr->right.sym->name, NULL, 10); + return val >= sym_get_range_val(prop->expr->left.sym, 10) && + val <= sym_get_range_val(prop->expr->right.sym, 10); case S_HEX: if (!sym_string_valid(sym, str)) return false; @@ -498,8 +548,8 @@ bool sym_string_within_range(struct symbol *sym, const char *str) if (!prop) return true; val = strtol(str, NULL, 16); - return val >= strtol(prop->expr->left.sym->name, NULL, 16) && - val <= strtol(prop->expr->right.sym->name, NULL, 16); + return val >= sym_get_range_val(prop->expr->left.sym, 16) && + val <= sym_get_range_val(prop->expr->right.sym, 16); case S_BOOLEAN: case S_TRISTATE: switch (str[0]) { -- cgit v1.2.3