From b7a51199bdd351992670e6466d36202c8e70d89a Mon Sep 17 00:00:00 2001 From: Bernhard Reutner-Fischer Date: Thu, 5 Jun 2008 11:43:44 +0000 Subject: - pull kconfig from 2.6.25.4 It has nicer "-*-" etc hints --- extra/config/confdata.c | 174 +++++++++++++++++++++++++++--------------------- 1 file changed, 97 insertions(+), 77 deletions(-) (limited to 'extra/config/confdata.c') diff --git a/extra/config/confdata.c b/extra/config/confdata.c index 64af1ac82..59a2fec78 100644 --- a/extra/config/confdata.c +++ b/extra/config/confdata.c @@ -83,6 +83,68 @@ char *conf_get_default_confname(void) return name; } +static int conf_set_sym_val(struct symbol *sym, int def, int def_flags, char *p) +{ + char *p2; + + switch (sym->type) { + case S_TRISTATE: + if (p[0] == 'm') { + sym->def[def].tri = mod; + sym->flags |= def_flags; + break; + } + case S_BOOLEAN: + if (p[0] == 'y') { + sym->def[def].tri = yes; + sym->flags |= def_flags; + break; + } + if (p[0] == 'n') { + sym->def[def].tri = no; + sym->flags |= def_flags; + break; + } + conf_warning("symbol value '%s' invalid for %s", p, sym->name); + break; + case S_OTHER: + if (*p != '"') { + for (p2 = p; *p2 && !isspace(*p2); p2++) + ; + sym->type = S_STRING; + goto done; + } + case S_STRING: + if (*p++ != '"') + break; + for (p2 = p; (p2 = strpbrk(p2, "\"\\")); p2++) { + if (*p2 == '"') { + *p2 = 0; + break; + } + memmove(p2, p2 + 1, strlen(p2)); + } + if (!p2) { + conf_warning("invalid string found"); + return 1; + } + case S_INT: + case S_HEX: + done: + if (sym_string_valid(sym, p)) { + sym->def[def].val = strdup(p); + sym->flags |= def_flags; + } else { + conf_warning("symbol value '%s' invalid for %s", p, sym->name); + return 1; + } + break; + default: + ; + } + return 0; +} + int conf_read_simple(const char *name, int def) { FILE *in = NULL; @@ -170,8 +232,7 @@ load: sym->type = S_BOOLEAN; } if (sym->flags & def_flags) { - conf_warning("trying to reassign symbol %s", sym->name); - break; + conf_warning("override: reassigning to symbol %s", sym->name); } switch (sym->type) { case S_BOOLEAN: @@ -206,64 +267,10 @@ load: sym->type = S_OTHER; } if (sym->flags & def_flags) { - conf_warning("trying to reassign symbol %s", sym->name); - break; - } - switch (sym->type) { - case S_TRISTATE: - if (p[0] == 'm') { - sym->def[def].tri = mod; - sym->flags |= def_flags; - break; - } - case S_BOOLEAN: - if (p[0] == 'y') { - sym->def[def].tri = yes; - sym->flags |= def_flags; - break; - } - if (p[0] == 'n') { - sym->def[def].tri = no; - sym->flags |= def_flags; - break; - } - conf_warning("symbol value '%s' invalid for %s", p, sym->name); - break; - case S_OTHER: - if (*p != '"') { - for (p2 = p; *p2 && !isspace(*p2); p2++) - ; - sym->type = S_STRING; - goto done; - } - case S_STRING: - if (*p++ != '"') - break; - for (p2 = p; (p2 = strpbrk(p2, "\"\\")); p2++) { - if (*p2 == '"') { - *p2 = 0; - break; - } - memmove(p2, p2 + 1, strlen(p2)); - } - if (!p2) { - conf_warning("invalid string found"); - continue; - } - case S_INT: - case S_HEX: - done: - if (sym_string_valid(sym, p)) { - sym->def[def].val = strdup(p); - sym->flags |= def_flags; - } else { - conf_warning("symbol value '%s' invalid for %s", p, sym->name); - continue; - } - break; - default: - ; + conf_warning("override: reassigning to symbol %s", sym->name); } + if (conf_set_sym_val(sym, def, def_flags, p)) + continue; break; case '\r': case '\n': @@ -284,14 +291,12 @@ load: } break; case yes: - if (cs->def[def].tri != no) { - conf_warning("%s creates inconsistent choice state", sym->name); - cs->flags &= ~def_flags; - } else - cs->def[def].val = sym; + if (cs->def[def].tri != no) + conf_warning("override: %s changes choice state", sym->name); + cs->def[def].val = sym; break; } - cs->def[def].tri = E_OR(cs->def[def].tri, sym->def[def].tri); + cs->def[def].tri = EXPR_OR(cs->def[def].tri, sym->def[def].tri); } } fclose(in); @@ -303,7 +308,7 @@ load: int conf_read(const char *name) { - struct symbol *sym; + struct symbol *sym, *choice_sym; struct property *prop; struct expr *e; int i, flags; @@ -337,27 +342,42 @@ int conf_read(const char *name) conf_unsaved++; /* maybe print value in verbose mode... */ sym_ok: + if (!sym_is_choice(sym)) + continue; + /* The choice symbol only has a set value (and thus is not new) + * if all its visible childs have values. + */ + prop = sym_get_choice_prop(sym); + flags = sym->flags; + expr_list_for_each_sym(prop->expr, e, choice_sym) + if (choice_sym->visible != no) + flags &= choice_sym->flags; + sym->flags &= flags | ~SYMBOL_DEF_USER; + } + + for_all_symbols(i, sym) { if (sym_has_value(sym) && !sym_is_choice_value(sym)) { - if (sym->visible == no) + /* Reset values of generates values, so they'll appear + * as new, if they should become visible, but that + * doesn't quite work if the Kconfig and the saved + * configuration disagree. + */ + if (sym->visible == no && !conf_unsaved) sym->flags &= ~SYMBOL_DEF_USER; switch (sym->type) { case S_STRING: case S_INT: case S_HEX: - if (!sym_string_within_range(sym, sym->def[S_DEF_USER].val)) - sym->flags &= ~(SYMBOL_VALID|SYMBOL_DEF_USER); + /* Reset a string value if it's out of range */ + if (sym_string_within_range(sym, sym->def[S_DEF_USER].val)) + break; + sym->flags &= ~(SYMBOL_VALID|SYMBOL_DEF_USER); + conf_unsaved++; + break; default: break; } } - if (!sym_is_choice(sym)) - continue; - prop = sym_get_choice_prop(sym); - flags = sym->flags; - for (e = prop->expr; e; e = e->left.expr) - if (e->right.sym->visible != no) - flags &= e->right.sym->flags; - sym->flags &= flags | ~SYMBOL_DEF_USER; } sym_add_change_count(conf_warnings || conf_unsaved); -- cgit v1.2.3