diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-05 21:12:07 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-05 21:12:07 (GMT) |
commit | e4d6152b520184be87aa65cb7035bf87acd27c14 (patch) | |
tree | 4395b636552a5d475b7e64f0522d77ae01eba0da | |
parent | da9e82b3b8989fc09e2a4c45b9da604ba2b4c46d (diff) | |
parent | 7a996d3ab150bb0e1b71fa182f70199a703efdd1 (diff) | |
download | linux-fsl-qoriq-e4d6152b520184be87aa65cb7035bf87acd27c14.tar.xz |
Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6
* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild-2.6: (26 commits)
kconfig: add savedefconfig
kconfig: code refactoring in confdata.c
kconfig: refactor code in symbol.c
kconfig: add alldefconfig
kconfig: print more info when we see a recursive dependency
kconfig: save location of config symbols
kconfig: change nonint_oldconfig to listnewconfig
kconfig: rename loose_nonint_oldconfig => oldnoconfig
kconfig: use long options in conf
kconfig: fix MODULES-related bug in case of no .config
kconfig: make randconfig fair for booleans
kconfig: Don't write invisible choice values
kbuild: Warn on selecting symbols with unmet direct dependencies
scripts:conf.c Fix warning: variable 'type' set but not used
menuconfig: truncate list items
menuconfig: fix to center checklist correctly in a corner case
xconfig: add support to show hidden options which have prompts
xconfig: remove unused function
xconfig: clean up
gconfig: fix null pointer warning
...
-rw-r--r-- | Documentation/kbuild/kconfig.txt | 2 | ||||
-rw-r--r-- | scripts/kconfig/Makefile | 77 | ||||
-rw-r--r-- | scripts/kconfig/conf.c | 181 | ||||
-rw-r--r-- | scripts/kconfig/confdata.c | 221 | ||||
-rw-r--r-- | scripts/kconfig/expr.c | 2 | ||||
-rw-r--r-- | scripts/kconfig/expr.h | 3 | ||||
-rw-r--r-- | scripts/kconfig/gconf.c | 7 | ||||
-rw-r--r-- | scripts/kconfig/lkc.h | 2 | ||||
-rw-r--r-- | scripts/kconfig/lkc_proto.h | 1 | ||||
-rw-r--r-- | scripts/kconfig/lxdialog/checklist.c | 10 | ||||
-rw-r--r-- | scripts/kconfig/mconf.c | 2 | ||||
-rw-r--r-- | scripts/kconfig/menu.c | 27 | ||||
-rw-r--r-- | scripts/kconfig/qconf.cc | 106 | ||||
-rw-r--r-- | scripts/kconfig/qconf.h | 17 | ||||
-rw-r--r-- | scripts/kconfig/symbol.c | 292 |
15 files changed, 667 insertions, 283 deletions
diff --git a/Documentation/kbuild/kconfig.txt b/Documentation/kbuild/kconfig.txt index b2cb16e..cca46b1 100644 --- a/Documentation/kbuild/kconfig.txt +++ b/Documentation/kbuild/kconfig.txt @@ -65,7 +65,7 @@ also use the environment variable KCONFIG_ALLCONFIG as a flag or a filename that contains config symbols that the user requires to be set to a specific value. If KCONFIG_ALLCONFIG is used without a filename, "make *config" checks for a file named -"all{yes/mod/no/random}.config" (corresponding to the *config command +"all{yes/mod/no/def/random}.config" (corresponding to the *config command that was used) for symbol values that are to be forced. If this file is not found, it checks for a file named "all.config" to contain forced values. diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 7ea649d..de934de 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -21,17 +21,17 @@ menuconfig: $(obj)/mconf $< $(Kconfig) config: $(obj)/conf - $< $(Kconfig) + $< --oldaskconfig $(Kconfig) nconfig: $(obj)/nconf $< $(Kconfig) oldconfig: $(obj)/conf - $< -o $(Kconfig) + $< --$@ $(Kconfig) silentoldconfig: $(obj)/conf $(Q)mkdir -p include/generated - $< -s $(Kconfig) + $< --$@ $(Kconfig) # if no path is given, then use src directory to find file ifdef LSMOD @@ -44,15 +44,15 @@ endif localmodconfig: $(obj)/streamline_config.pl $(obj)/conf $(Q)mkdir -p include/generated $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config - $(Q)if [ -f .config ]; then \ - cmp -s .tmp.config .config || \ - (mv -f .config .config.old.1; \ - mv -f .tmp.config .config; \ - $(obj)/conf -s $(Kconfig); \ - mv -f .config.old.1 .config.old) \ - else \ - mv -f .tmp.config .config; \ - $(obj)/conf -s $(Kconfig); \ + $(Q)if [ -f .config ]; then \ + cmp -s .tmp.config .config || \ + (mv -f .config .config.old.1; \ + mv -f .tmp.config .config; \ + $(obj)/conf --silentoldconfig $(Kconfig); \ + mv -f .config.old.1 .config.old) \ + else \ + mv -f .tmp.config .config; \ + $(obj)/conf --silentoldconfig $(Kconfig); \ fi $(Q)rm -f .tmp.config @@ -60,15 +60,15 @@ localyesconfig: $(obj)/streamline_config.pl $(obj)/conf $(Q)mkdir -p include/generated $(Q)perl $< $(srctree) $(Kconfig) $(LSMOD_F) > .tmp.config $(Q)sed -i s/=m/=y/ .tmp.config - $(Q)if [ -f .config ]; then \ - cmp -s .tmp.config .config || \ - (mv -f .config .config.old.1; \ - mv -f .tmp.config .config; \ - $(obj)/conf -s $(Kconfig); \ - mv -f .config.old.1 .config.old) \ - else \ - mv -f .tmp.config .config; \ - $(obj)/conf -s $(Kconfig); \ + $(Q)if [ -f .config ]; then \ + cmp -s .tmp.config .config || \ + (mv -f .config .config.old.1; \ + mv -f .tmp.config .config; \ + $(obj)/conf --silentoldconfig $(Kconfig); \ + mv -f .config.old.1 .config.old) \ + else \ + mv -f .tmp.config .config; \ + $(obj)/conf --silentoldconfig $(Kconfig); \ fi $(Q)rm -f .tmp.config @@ -95,30 +95,29 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h $(Q)rm -f arch/um/Kconfig.arch $(Q)rm -f $(obj)/config.pot -PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig +PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig -randconfig: $(obj)/conf - $< -r $(Kconfig) +allnoconfig allyesconfig allmodconfig alldefconfig randconfig: $(obj)/conf + $< --$@ $(Kconfig) -allyesconfig: $(obj)/conf - $< -y $(Kconfig) +PHONY += listnewconfig oldnoconfig savedefconfig defconfig -allnoconfig: $(obj)/conf - $< -n $(Kconfig) +listnewconfig oldnoconfig: $(obj)/conf + $< --$@ $(Kconfig) -allmodconfig: $(obj)/conf - $< -m $(Kconfig) +savedefconfig: $(obj)/conf + $< --$@=defconfig $(Kconfig) defconfig: $(obj)/conf ifeq ($(KBUILD_DEFCONFIG),) - $< -d $(Kconfig) + $< --defconfig $(Kconfig) else @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" - $(Q)$< -D arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) + $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) endif %_defconfig: $(obj)/conf - $(Q)$< -D arch/$(SRCARCH)/configs/$@ $(Kconfig) + $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) # Help text used by make help help: @@ -131,11 +130,15 @@ help: @echo ' localmodconfig - Update current config disabling modules not loaded' @echo ' localyesconfig - Update current config converting local mods to core' @echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps' - @echo ' randconfig - New config with random answer to all options' - @echo ' defconfig - New config with default answer to all options' - @echo ' allmodconfig - New config selecting modules when possible' - @echo ' allyesconfig - New config where all options are accepted with yes' + @echo ' defconfig - New config with default from ARCH supplied defconfig' + @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' @echo ' allnoconfig - New config where all options are answered with no' + @echo ' allyesconfig - New config where all options are accepted with yes' + @echo ' allmodconfig - New config selecting modules when possible' + @echo ' alldefconfig - New config with all symbols set to default' + @echo ' randconfig - New config with random answer to all options' + @echo ' listnewconfig - List new options' + @echo ' oldnoconfig - Same as silentoldconfig but set new symbols to n (unset)' # lxdialog stuff check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index 9960d1c..010600e 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -10,6 +10,7 @@ #include <string.h> #include <time.h> #include <unistd.h> +#include <getopt.h> #include <sys/stat.h> #include <sys/time.h> @@ -19,16 +20,21 @@ static void conf(struct menu *menu); static void check_conf(struct menu *menu); -enum { - ask_all, - ask_new, - ask_silent, - set_default, - set_yes, - set_mod, - set_no, - set_random -} input_mode = ask_all; +enum input_mode { + oldaskconfig, + silentoldconfig, + oldconfig, + allnoconfig, + allyesconfig, + allmodconfig, + alldefconfig, + randconfig, + defconfig, + savedefconfig, + listnewconfig, + oldnoconfig, +} input_mode = oldaskconfig; + char *defconfig_file; static int indent = 1; @@ -93,14 +99,14 @@ static int conf_askvalue(struct symbol *sym, const char *def) } switch (input_mode) { - case ask_new: - case ask_silent: + case oldconfig: + case silentoldconfig: if (sym_has_value(sym)) { printf("%s\n", def); return 0; } check_stdin(); - case ask_all: + case oldaskconfig: fflush(stdout); fgets(line, 128, stdin); return 1; @@ -156,14 +162,12 @@ static int conf_string(struct menu *menu) static int conf_sym(struct menu *menu) { struct symbol *sym = menu->sym; - int type; tristate oldval, newval; while (1) { printf("%*s%s ", indent - 1, "", _(menu->prompt->text)); if (sym->name) printf("(%s) ", sym->name); - type = sym_get_type(sym); putchar('['); oldval = sym_get_tristate_value(sym); switch (oldval) { @@ -228,11 +232,9 @@ static int conf_choice(struct menu *menu) { struct symbol *sym, *def_sym; struct menu *child; - int type; bool is_new; sym = menu->sym; - type = sym_get_type(sym); is_new = !sym_has_value(sym); if (sym_is_changable(sym)) { conf_sym(menu); @@ -294,15 +296,15 @@ static int conf_choice(struct menu *menu) printf("?"); printf("]: "); switch (input_mode) { - case ask_new: - case ask_silent: + case oldconfig: + case silentoldconfig: if (!is_new) { cnt = def; printf("%d\n", cnt); break; } check_stdin(); - case ask_all: + case oldaskconfig: fflush(stdout); fgets(line, 128, stdin); strip(line); @@ -360,7 +362,10 @@ static void conf(struct menu *menu) switch (prop->type) { case P_MENU: - if (input_mode == ask_silent && rootEntry != menu) { + if ((input_mode == silentoldconfig || + input_mode == listnewconfig || + input_mode == oldnoconfig) && + rootEntry != menu) { check_conf(menu); return; } @@ -418,10 +423,16 @@ static void check_conf(struct menu *menu) if (sym && !sym_has_value(sym)) { if (sym_is_changable(sym) || (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) { - if (!conf_cnt++) - printf(_("*\n* Restart config...\n*\n")); - rootEntry = menu_get_parent_menu(menu); - conf(rootEntry); + if (input_mode == listnewconfig) { + if (sym->name && !sym_is_choice_value(sym)) { + printf("CONFIG_%s\n", sym->name); + } + } else { + if (!conf_cnt++) + printf(_("*\n* Restart config...\n*\n")); + rootEntry = menu_get_parent_menu(menu); + conf(rootEntry); + } } } @@ -429,6 +440,22 @@ static void check_conf(struct menu *menu) check_conf(child); } +static struct option long_opts[] = { + {"oldaskconfig", no_argument, NULL, oldaskconfig}, + {"oldconfig", no_argument, NULL, oldconfig}, + {"silentoldconfig", no_argument, NULL, silentoldconfig}, + {"defconfig", optional_argument, NULL, defconfig}, + {"savedefconfig", required_argument, NULL, savedefconfig}, + {"allnoconfig", no_argument, NULL, allnoconfig}, + {"allyesconfig", no_argument, NULL, allyesconfig}, + {"allmodconfig", no_argument, NULL, allmodconfig}, + {"alldefconfig", no_argument, NULL, alldefconfig}, + {"randconfig", no_argument, NULL, randconfig}, + {"listnewconfig", no_argument, NULL, listnewconfig}, + {"oldnoconfig", no_argument, NULL, oldnoconfig}, + {NULL, 0, NULL, 0} +}; + int main(int ac, char **av) { int opt; @@ -439,32 +466,17 @@ int main(int ac, char **av) bindtextdomain(PACKAGE, LOCALEDIR); textdomain(PACKAGE); - while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) { + while ((opt = getopt_long_only(ac, av, "", long_opts, NULL)) != -1) { + input_mode = (enum input_mode)opt; switch (opt) { - case 'o': - input_mode = ask_silent; - break; - case 's': - input_mode = ask_silent; + case silentoldconfig: sync_kconfig = 1; break; - case 'd': - input_mode = set_default; - break; - case 'D': - input_mode = set_default; + case defconfig: + case savedefconfig: defconfig_file = optarg; break; - case 'n': - input_mode = set_no; - break; - case 'm': - input_mode = set_mod; - break; - case 'y': - input_mode = set_yes; - break; - case 'r': + case randconfig: { struct timeval now; unsigned int seed; @@ -477,17 +489,12 @@ int main(int ac, char **av) seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1)); srand(seed); - - input_mode = set_random; break; } - case 'h': - printf(_("See README for usage info\n")); - exit(0); - break; - default: + case '?': fprintf(stderr, _("See README for usage info\n")); exit(1); + break; } } if (ac == optind) { @@ -512,7 +519,7 @@ int main(int ac, char **av) } switch (input_mode) { - case set_default: + case defconfig: if (!defconfig_file) defconfig_file = conf_get_default_confname(); if (conf_read(defconfig_file)) { @@ -522,25 +529,32 @@ int main(int ac, char **av) exit(1); } break; - case ask_silent: - case ask_all: - case ask_new: + case savedefconfig: + conf_read(NULL); + break; + case silentoldconfig: + case oldaskconfig: + case oldconfig: + case listnewconfig: + case oldnoconfig: conf_read(NULL); break; - case set_no: - case set_mod: - case set_yes: - case set_random: + case allnoconfig: + case allyesconfig: + case allmodconfig: + case alldefconfig: + case randconfig: name = getenv("KCONFIG_ALLCONFIG"); if (name && !stat(name, &tmpstat)) { conf_read_simple(name, S_DEF_USER); break; } switch (input_mode) { - case set_no: name = "allno.config"; break; - case set_mod: name = "allmod.config"; break; - case set_yes: name = "allyes.config"; break; - case set_random: name = "allrandom.config"; break; + case allnoconfig: name = "allno.config"; break; + case allyesconfig: name = "allyes.config"; break; + case allmodconfig: name = "allmod.config"; break; + case alldefconfig: name = "alldef.config"; break; + case randconfig: name = "allrandom.config"; break; default: break; } if (!stat(name, &tmpstat)) @@ -565,33 +579,42 @@ int main(int ac, char **av) } switch (input_mode) { - case set_no: + case allnoconfig: conf_set_all_new_symbols(def_no); break; - case set_yes: + case allyesconfig: conf_set_all_new_symbols(def_yes); break; - case set_mod: + case allmodconfig: conf_set_all_new_symbols(def_mod); break; - case set_random: + case alldefconfig: + conf_set_all_new_symbols(def_default); + break; + case randconfig: conf_set_all_new_symbols(def_random); break; - case set_default: + case defconfig: conf_set_all_new_symbols(def_default); break; - case ask_new: - case ask_all: + case savedefconfig: + break; + case oldconfig: + case oldaskconfig: rootEntry = &rootmenu; conf(&rootmenu); - input_mode = ask_silent; + input_mode = silentoldconfig; /* fall through */ - case ask_silent: + case listnewconfig: + case oldnoconfig: + case silentoldconfig: /* Update until a loop caused no more changes */ do { conf_cnt = 0; check_conf(&rootmenu); - } while (conf_cnt); + } while (conf_cnt && + (input_mode != listnewconfig && + input_mode != oldnoconfig)); break; } @@ -607,7 +630,13 @@ int main(int ac, char **av) fprintf(stderr, _("\n*** Error during update of the kernel configuration.\n\n")); return 1; } - } else { + } else if (input_mode == savedefconfig) { + if (conf_write_defconfig(defconfig_file)) { + fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"), + defconfig_file); + return 1; + } + } else if (input_mode != listnewconfig) { if (conf_write(NULL)) { fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); exit(1); diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index c4dec80..f81f263 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -170,8 +170,11 @@ int conf_read_simple(const char *name, int def) if (in) goto load; sym_add_change_count(1); - if (!sym_defconfig_list) + if (!sym_defconfig_list) { + if (modules_sym) + sym_calc_value(modules_sym); return 1; + } for_all_defaults(sym_defconfig_list, prop) { if (expr_calc_value(prop->visible.expr) == no || @@ -396,15 +399,149 @@ int conf_read(const char *name) return 0; } +/* Write a S_STRING */ +static void conf_write_string(bool headerfile, const char *name, + const char *str, FILE *out) +{ + int l; + if (headerfile) + fprintf(out, "#define CONFIG_%s \"", name); + else + fprintf(out, "CONFIG_%s=\"", name); + + while (1) { + l = strcspn(str, "\"\\"); + if (l) { + fwrite(str, l, 1, out); + str += l; + } + if (!*str) + break; + fprintf(out, "\\%c", *str++); + } + fputs("\"\n", out); +} + +static void conf_write_symbol(struct symbol *sym, enum symbol_type type, + FILE *out, bool write_no) +{ + const char *str; + + switch (type) { + case S_BOOLEAN: + case S_TRISTATE: + switch (sym_get_tristate_value(sym)) { + case no: + if (write_no) + fprintf(out, "# CONFIG_%s is not set\n", sym->name); + break; + case mod: + fprintf(out, "CONFIG_%s=m\n", sym->name); + break; + case yes: + fprintf(out, "CONFIG_%s=y\n", sym->name); + break; + } + break; + case S_STRING: + conf_write_string(false, sym->name, sym_get_string_value(sym), out); + break; + case S_HEX: + case S_INT: + str = sym_get_string_value(sym); + fprintf(out, "CONFIG_%s=%s\n", sym->name, str); + break; + case S_OTHER: + case S_UNKNOWN: + break; + } +} + +/* + * Write out a minimal config. + * All values that has default values are skipped as this is redundant. + */ +int conf_write_defconfig(const char *filename) +{ + struct symbol *sym; + struct menu *menu; + FILE *out; + + out = fopen(filename, "w"); + if (!out) + return 1; + + sym_clear_all_valid(); + + /* Traverse all menus to find all relevant symbols */ + menu = rootmenu.list; + + while (menu != NULL) + { + sym = menu->sym; + if (sym == NULL) { + if (!menu_is_visible(menu)) + goto next_menu; + } else if (!sym_is_choice(sym)) { + sym_calc_value(sym); + if (!(sym->flags & SYMBOL_WRITE)) + goto next_menu; + sym->flags &= ~SYMBOL_WRITE; + /* If we cannot change the symbol - skip */ + if (!sym_is_changable(sym)) + goto next_menu; + /* If symbol equals to default value - skip */ + if (strcmp(sym_get_string_value(sym), sym_get_string_default(sym)) == 0) + goto next_menu; + + /* + * If symbol is a choice value and equals to the + * default for a choice - skip. + * But only if value equal to "y". + */ + if (sym_is_choice_value(sym)) { + struct symbol *cs; + struct symbol *ds; + + cs = prop_get_symbol(sym_get_choice_prop(sym)); + ds = sym_choice_default(cs); + if (sym == ds) { + if ((sym->type == S_BOOLEAN || + sym->type == S_TRISTATE) && + sym_get_tristate_value(sym) == yes) + goto next_menu; + } + } + conf_write_symbol(sym, sym->type, out, true); + } +next_menu: + if (menu->list != NULL) { + menu = menu->list; + } + else if (menu->next != NULL) { + menu = menu->next; + } else { + while ((menu = menu->parent)) { + if (menu->next != NULL) { + menu = menu->next; + break; + } + } + } + } + fclose(out); + return 0; +} + int conf_write(const char *name) { FILE *out; struct symbol *sym; struct menu *menu; const char *basename; - char dirname[128], tmpname[128], newname[128]; - int type, l; const char *str; + char dirname[128], tmpname[128], newname[128]; + enum symbol_type type; time_t now; int use_timestamp = 1; char *env; @@ -484,50 +621,11 @@ int conf_write(const char *name) if (modules_sym->curr.tri == no) type = S_BOOLEAN; } - switch (type) { - case S_BOOLEAN: - case S_TRISTATE: - switch (sym_get_tristate_value(sym)) { - case no: - fprintf(out, "# CONFIG_%s is not set\n", sym->name); - break; - case mod: - fprintf(out, "CONFIG_%s=m\n", sym->name); - break; - case yes: - fprintf(out, "CONFIG_%s=y\n", sym->name); - break; - } - break; - case S_STRING: - str = sym_get_string_value(sym); - fprintf(out, "CONFIG_%s=\"", sym->name); - while (1) { - l = strcspn(str, "\"\\"); - if (l) { - fwrite(str, l, 1, out); - str += l; - } - if (!*str) - break; - fprintf(out, "\\%c", *str++); - } - fputs("\"\n", out); - break; - case S_HEX: - str = sym_get_string_value(sym); - if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) { - fprintf(out, "CONFIG_%s=%s\n", sym->name, str); - break; - } - case S_INT: - str = sym_get_string_value(sym); - fprintf(out, "CONFIG_%s=%s\n", sym->name, str); - break; - } + /* Write config symbol to file */ + conf_write_symbol(sym, type, out, true); } - next: +next: if (menu->list) { menu = menu->list; continue; @@ -679,7 +777,7 @@ int conf_write_autoconf(void) const char *name; FILE *out, *tristate, *out_h; time_t now; - int i, l; + int i; sym_clear_all_valid(); @@ -729,6 +827,11 @@ int conf_write_autoconf(void) sym_calc_value(sym); if (!(sym->flags & SYMBOL_WRITE) || !sym->name) continue; + + /* write symbol to config file */ + conf_write_symbol(sym, sym->type, out, false); + + /* update autoconf and tristate files */ switch (sym->type) { case S_BOOLEAN: case S_TRISTATE: @@ -736,12 +839,10 @@ int conf_write_autoconf(void) case no: break; case mod: - fprintf(out, "CONFIG_%s=m\n", sym->name); fprintf(tristate, "CONFIG_%s=M\n", sym->name); fprintf(out_h, "#define CONFIG_%s_MODULE 1\n", sym->name); break; case yes: - fprintf(out, "CONFIG_%s=y\n", sym->name); if (sym->type == S_TRISTATE) fprintf(tristate, "CONFIG_%s=Y\n", sym->name); @@ -750,35 +851,16 @@ int conf_write_autoconf(void) } break; case S_STRING: - str = sym_get_string_value(sym); - fprintf(out, "CONFIG_%s=\"", sym->name); - fprintf(out_h, "#define CONFIG_%s \"", sym->name); - while (1) { - l = strcspn(str, "\"\\"); - if (l) { - fwrite(str, l, 1, out); - fwrite(str, l, 1, out_h); - str += l; - } - if (!*str) - break; - fprintf(out, "\\%c", *str); - fprintf(out_h, "\\%c", *str); - str++; - } - fputs("\"\n", out); - fputs("\"\n", out_h); + conf_write_string(true, sym->name, sym_get_string_value(sym), out_h); break; case S_HEX: str = sym_get_string_value(sym); if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) { - fprintf(out, "CONFIG_%s=%s\n", sym->name, str); fprintf(out_h, "#define CONFIG_%s 0x%s\n", sym->name, str); break; } case S_INT: str = sym_get_string_value(sym); - fprintf(out, "CONFIG_%s=%s\n", sym->name, str); fprintf(out_h, "#define CONFIG_%s %s\n", sym->name, str); break; default: @@ -862,7 +944,8 @@ void conf_set_all_new_symbols(enum conf_def_mode mode) sym->def[S_DEF_USER].tri = no; break; case def_random: - sym->def[S_DEF_USER].tri = (tristate)(rand() % 3); + cnt = sym_get_type(sym) == S_TRISTATE ? 3 : 2; + sym->def[S_DEF_USER].tri = (tristate)(rand() % cnt); break; default: continue; diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c index d83f232..8f18e37 100644 --- a/scripts/kconfig/expr.c +++ b/scripts/kconfig/expr.c @@ -1121,7 +1121,7 @@ static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *s } str_append(gs, str); - if (sym) + if (sym && sym->type != S_UNKNOWN) str_printf(gs, " [=%s]", sym_str); } diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h index 891cd9c..6ee2e4f 100644 --- a/scripts/kconfig/expr.h +++ b/scripts/kconfig/expr.h @@ -83,6 +83,7 @@ struct symbol { tristate visible; int flags; struct property *prop; + struct expr_value dir_dep; struct expr_value rev_dep; }; @@ -131,6 +132,7 @@ enum prop_type { P_SELECT, /* select BAR */ P_RANGE, /* range 7..100 (for a symbol) */ P_ENV, /* value from environment variable */ + P_SYMBOL, /* where a symbol is defined */ }; struct property { @@ -163,6 +165,7 @@ struct menu { struct symbol *sym; struct property *prompt; struct expr *dep; + struct expr *dir_dep; unsigned int flags; char *help; struct file *file; diff --git a/scripts/kconfig/gconf.c b/scripts/kconfig/gconf.c index bef1041..d669882 100644 --- a/scripts/kconfig/gconf.c +++ b/scripts/kconfig/gconf.c @@ -1114,7 +1114,7 @@ static gchar **fill_row(struct menu *menu) row[COL_OPTION] = g_strdup_printf("%s %s", _(menu_get_prompt(menu)), - sym && sym_has_value(sym) ? "(NEW)" : ""); + sym && !sym_has_value(sym) ? "(NEW)" : ""); if (opt_mode == OPT_ALL && !menu_is_visible(menu)) row[COL_COLOR] = g_strdup("DarkGray"); @@ -1343,7 +1343,8 @@ static void update_tree(struct menu *src, GtkTreeIter * dst) #endif if ((opt_mode == OPT_NORMAL && !menu_is_visible(child1)) || - (opt_mode == OPT_PROMPT && !menu_has_prompt(child1))) { + (opt_mode == OPT_PROMPT && !menu_has_prompt(child1)) || + (opt_mode == OPT_ALL && !menu_get_prompt(child1))) { /* remove node */ if (gtktree_iter_find_node(dst, menu1) != NULL) { @@ -1425,7 +1426,7 @@ static void display_tree(struct menu *menu) if ((opt_mode == OPT_NORMAL && menu_is_visible(child)) || (opt_mode == OPT_PROMPT && menu_has_prompt(child)) || - (opt_mode == OPT_ALL)) + (opt_mode == OPT_ALL && menu_get_prompt(child))) place_node(child, fill_row(child)); #ifdef DEBUG printf("%*c%s: ", indent, ' ', menu_get_prompt(child)); diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h index ce6549c..76db065 100644 --- a/scripts/kconfig/lkc.h +++ b/scripts/kconfig/lkc.h @@ -126,6 +126,8 @@ void sym_init(void); void sym_clear_all_valid(void); void sym_set_all_changed(void); void sym_set_changed(struct symbol *sym); +struct symbol *sym_choice_default(struct symbol *sym); +const char *sym_get_string_default(struct symbol *sym); struct symbol *sym_check_deps(struct symbol *sym); struct property *prop_alloc(enum prop_type type, struct symbol *sym); struct symbol *prop_get_symbol(struct property *prop); diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h index 7cadcad..9a948c9 100644 --- a/scripts/kconfig/lkc_proto.h +++ b/scripts/kconfig/lkc_proto.h @@ -3,6 +3,7 @@ P(conf_parse,void,(const char *name)); P(conf_read,int,(const char *name)); P(conf_read_simple,int,(const char *name, int)); +P(conf_write_defconfig,int,(const char *name)); P(conf_write,int,(const char *name)); P(conf_write_autoconf,int,(void)); P(conf_get_changed,bool,(void)); diff --git a/scripts/kconfig/lxdialog/checklist.c b/scripts/kconfig/lxdialog/checklist.c index bcc6f19..a2eb80f 100644 --- a/scripts/kconfig/lxdialog/checklist.c +++ b/scripts/kconfig/lxdialog/checklist.c @@ -31,6 +31,10 @@ static int list_width, check_x, item_x; static void print_item(WINDOW * win, int choice, int selected) { int i; + char *list_item = malloc(list_width + 1); + + strncpy(list_item, item_str(), list_width - item_x); + list_item[list_width - item_x] = '\0'; /* Clear 'residue' of last item */ wattrset(win, dlg.menubox.atr); @@ -45,13 +49,14 @@ static void print_item(WINDOW * win, int choice, int selected) wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' '); wattrset(win, selected ? dlg.tag_selected.atr : dlg.tag.atr); - mvwaddch(win, choice, item_x, item_str()[0]); + mvwaddch(win, choice, item_x, list_item[0]); wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr); - waddstr(win, (char *)item_str() + 1); + waddstr(win, list_item + 1); if (selected) { wmove(win, choice, check_x + 1); wrefresh(win); } + free(list_item); } /* @@ -175,6 +180,7 @@ do_resize: check_x = 0; item_foreach() check_x = MAX(check_x, strlen(item_str()) + 4); + check_x = MIN(check_x, list_width); check_x = (list_width - check_x) / 2; item_x = check_x + 4; diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c index 2c83d32..d2f6e05 100644 --- a/scripts/kconfig/mconf.c +++ b/scripts/kconfig/mconf.c @@ -74,7 +74,7 @@ static const char mconf_readme[] = N_( "\n" " Shortcut: Press <H> or <?>.\n" "\n" -"o To show hidden options, press <Z>.\n" +"o To toggle the display of hidden options, press <Z>.\n" "\n" "\n" "Radiolists (Choice lists)\n" diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c index 203632c..4fb5902 100644 --- a/scripts/kconfig/menu.c +++ b/scripts/kconfig/menu.c @@ -58,6 +58,8 @@ void menu_add_entry(struct symbol *sym) *last_entry_ptr = menu; last_entry_ptr = &menu->next; current_entry = menu; + if (sym) + menu_add_symbol(P_SYMBOL, sym, NULL); } void menu_end_entry(void) @@ -105,6 +107,7 @@ static struct expr *menu_check_dep(struct expr *e) void menu_add_dep(struct expr *dep) { current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep)); + current_entry->dir_dep = current_entry->dep; } void menu_set_type(int type) @@ -288,6 +291,10 @@ void menu_finalize(struct menu *parent) for (menu = parent->list; menu; menu = menu->next) menu_finalize(menu); } else if (sym) { + /* ignore inherited dependencies for dir_dep */ + sym->dir_dep.expr = expr_transform(expr_copy(parent->dir_dep)); + sym->dir_dep.expr = expr_eliminate_dups(sym->dir_dep.expr); + basedep = parent->prompt ? parent->prompt->visible.expr : NULL; basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no); basedep = expr_eliminate_dups(expr_transform(basedep)); @@ -419,9 +426,13 @@ bool menu_is_visible(struct menu *menu) if (!sym || sym_get_tristate_value(menu->sym) == no) return false; - for (child = menu->list; child; child = child->next) - if (menu_is_visible(child)) + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child)) { + if (sym) + sym->flags |= SYMBOL_DEF_USER; return true; + } + } return false; } @@ -501,9 +512,19 @@ void get_symbol_str(struct gstr *r, struct symbol *sym) bool hit; struct property *prop; - if (sym && sym->name) + if (sym && sym->name) { str_printf(r, "Symbol: %s [=%s]\n", sym->name, sym_get_string_value(sym)); + str_printf(r, "Type : %s\n", sym_type_name(sym->type)); + if (sym->type == S_INT || sym->type == S_HEX) { + prop = sym_get_range_prop(sym); + if (prop) { + str_printf(r, "Range : "); + expr_gstr_print(prop->expr, r); + str_append(r, "\n"); + } + } + } for_all_prompts(sym, prop) get_prompt_str(r, prop); hit = false; diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc index 00c5150..820df2d 100644 --- a/scripts/kconfig/qconf.cc +++ b/scripts/kconfig/qconf.cc @@ -58,11 +58,10 @@ QValueList<int> ConfigSettings::readSizes(const QString& key, bool *ok) { QValueList<int> result; QStringList entryList = readListEntry(key, ok); - if (ok) { - QStringList::Iterator it; - for (it = entryList.begin(); it != entryList.end(); ++it) - result.push_back((*it).toInt()); - } + QStringList::Iterator it; + + for (it = entryList.begin(); it != entryList.end(); ++it) + result.push_back((*it).toInt()); return result; } @@ -149,7 +148,7 @@ void ConfigItem::updateMenu(void) case S_TRISTATE: char ch; - if (!sym_is_changable(sym) && !list->showAll) { + if (!sym_is_changable(sym) && list->optMode == normalOpt) { setPixmap(promptColIdx, 0); setText(noColIdx, QString::null); setText(modColIdx, QString::null); @@ -320,7 +319,7 @@ ConfigList::ConfigList(ConfigView* p, const char *name) symbolYesPix(xpm_symbol_yes), symbolModPix(xpm_symbol_mod), symbolNoPix(xpm_symbol_no), choiceYesPix(xpm_choice_yes), choiceNoPix(xpm_choice_no), menuPix(xpm_menu), menuInvPix(xpm_menu_inv), menuBackPix(xpm_menuback), voidPix(xpm_void), - showAll(false), showName(false), showRange(false), showData(false), + showName(false), showRange(false), showData(false), optMode(normalOpt), rootEntry(0), headerPopup(0) { int i; @@ -337,10 +336,10 @@ ConfigList::ConfigList(ConfigView* p, const char *name) if (name) { configSettings->beginGroup(name); - showAll = configSettings->readBoolEntry("/showAll", false); showName = configSettings->readBoolEntry("/showName", false); showRange = configSettings->readBoolEntry("/showRange", false); showData = configSettings->readBoolEntry("/showData", false); + optMode = (enum optionMode)configSettings->readNumEntry("/optionMode", false); configSettings->endGroup(); connect(configApp, SIGNAL(aboutToQuit()), SLOT(saveSettings())); } @@ -352,6 +351,17 @@ ConfigList::ConfigList(ConfigView* p, const char *name) reinit(); } +bool ConfigList::menuSkip(struct menu *menu) +{ + if (optMode == normalOpt && menu_is_visible(menu)) + return false; + if (optMode == promptOpt && menu_has_prompt(menu)) + return false; + if (optMode == allOpt) + return false; + return true; +} + void ConfigList::reinit(void) { removeColumn(dataColIdx); @@ -380,7 +390,7 @@ void ConfigList::saveSettings(void) configSettings->writeEntry("/showName", showName); configSettings->writeEntry("/showRange", showRange); configSettings->writeEntry("/showData", showData); - configSettings->writeEntry("/showAll", showAll); + configSettings->writeEntry("/optionMode", (int)optMode); configSettings->endGroup(); } } @@ -606,7 +616,7 @@ void ConfigList::updateMenuList(P* parent, struct menu* menu) } visible = menu_is_visible(child); - if (showAll || visible) { + if (!menuSkip(child)) { if (!child->sym && !child->list && !child->prompt) continue; if (!item || item->menu != child) @@ -835,7 +845,10 @@ void ConfigList::contextMenuEvent(QContextMenuEvent *e) e->ignore(); } -ConfigView* ConfigView::viewList; +ConfigView*ConfigView::viewList; +QAction *ConfigView::showNormalAction; +QAction *ConfigView::showAllAction; +QAction *ConfigView::showPromptAction; ConfigView::ConfigView(QWidget* parent, const char *name) : Parent(parent, name) @@ -860,13 +873,16 @@ ConfigView::~ConfigView(void) } } -void ConfigView::setShowAll(bool b) +void ConfigView::setOptionMode(QAction *act) { - if (list->showAll != b) { - list->showAll = b; - list->updateListAll(); - emit showAllChanged(b); - } + if (act == showNormalAction) + list->optMode = normalOpt; + else if (act == showAllAction) + list->optMode = allOpt; + else + list->optMode = promptOpt; + + list->updateListAll(); } void ConfigView::setShowName(bool b) @@ -964,34 +980,6 @@ void ConfigInfoView::setInfo(struct menu *m) menuInfo(); } -void ConfigInfoView::setSource(const QString& name) -{ - const char *p = name.latin1(); - - menu = NULL; - sym = NULL; - - switch (p[0]) { - case 'm': - struct menu *m; - - if (sscanf(p, "m%p", &m) == 1 && menu != m) { - menu = m; - menuInfo(); - emit menuSelected(menu); - } - break; - case 's': - struct symbol *s; - - if (sscanf(p, "s%p", &s) == 1 && sym != s) { - sym = s; - symbolInfo(); - } - break; - } -} - void ConfigInfoView::symbolInfo(void) { QString str; @@ -1349,11 +1337,24 @@ ConfigMainWindow::ConfigMainWindow(void) connect(showDataAction, SIGNAL(toggled(bool)), configView, SLOT(setShowData(bool))); connect(configView, SIGNAL(showDataChanged(bool)), showDataAction, SLOT(setOn(bool))); showDataAction->setOn(configList->showData); - QAction *showAllAction = new QAction(NULL, _("Show All Options"), 0, this); - showAllAction->setToggleAction(TRUE); - connect(showAllAction, SIGNAL(toggled(bool)), configView, SLOT(setShowAll(bool))); - connect(showAllAction, SIGNAL(toggled(bool)), menuView, SLOT(setShowAll(bool))); - showAllAction->setOn(configList->showAll); + + QActionGroup *optGroup = new QActionGroup(this); + optGroup->setExclusive(TRUE); + connect(optGroup, SIGNAL(selected(QAction *)), configView, + SLOT(setOptionMode(QAction *))); + connect(optGroup, SIGNAL(selected(QAction *)), menuView, + SLOT(setOptionMode(QAction *))); + + configView->showNormalAction = new QAction(NULL, _("Show Normal Options"), 0, optGroup); + configView->showAllAction = new QAction(NULL, _("Show All Options"), 0, optGroup); + configView->showPromptAction = new QAction(NULL, _("Show Prompt Options"), 0, optGroup); + configView->showNormalAction->setToggleAction(TRUE); + configView->showNormalAction->setOn(configList->optMode == normalOpt); + configView->showAllAction->setToggleAction(TRUE); + configView->showAllAction->setOn(configList->optMode == allOpt); + configView->showPromptAction->setToggleAction(TRUE); + configView->showPromptAction->setOn(configList->optMode == promptOpt); + QAction *showDebugAction = new QAction(NULL, _("Show Debug Info"), 0, this); showDebugAction->setToggleAction(TRUE); connect(showDebugAction, SIGNAL(toggled(bool)), helpText, SLOT(setShowDebug(bool))); @@ -1396,7 +1397,8 @@ ConfigMainWindow::ConfigMainWindow(void) showRangeAction->addTo(optionMenu); showDataAction->addTo(optionMenu); optionMenu->insertSeparator(); - showAllAction->addTo(optionMenu); + optGroup->addTo(optionMenu); + optionMenu->insertSeparator(); showDebugAction->addTo(optionMenu); // create help menu @@ -1491,7 +1493,7 @@ void ConfigMainWindow::setMenuLink(struct menu *menu) ConfigList* list = NULL; ConfigItem* item; - if (!menu_is_visible(menu) && !configView->showAll()) + if (configList->menuSkip(menu)) return; switch (configList->mode) { diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h index b3b5657..636a74b 100644 --- a/scripts/kconfig/qconf.h +++ b/scripts/kconfig/qconf.h @@ -44,6 +44,9 @@ enum colIdx { enum listMode { singleMode, menuMode, symbolMode, fullMode, listMode }; +enum optionMode { + normalOpt = 0, allOpt, promptOpt +}; class ConfigList : public QListView { Q_OBJECT @@ -115,6 +118,8 @@ public: void setAllOpen(bool open); void setParentMenu(void); + bool menuSkip(struct menu *); + template <class P> void updateMenuList(P*, struct menu*); @@ -124,8 +129,9 @@ public: QPixmap choiceYesPix, choiceNoPix; QPixmap menuPix, menuInvPix, menuBackPix, voidPix; - bool showAll, showName, showRange, showData; + bool showName, showRange, showData; enum listMode mode; + enum optionMode optMode; struct menu *rootEntry; QColorGroup disabledColorGroup; QColorGroup inactivedColorGroup; @@ -222,17 +228,15 @@ public: static void updateList(ConfigItem* item); static void updateListAll(void); - bool showAll(void) const { return list->showAll; } bool showName(void) const { return list->showName; } bool showRange(void) const { return list->showRange; } bool showData(void) const { return list->showData; } public slots: - void setShowAll(bool); void setShowName(bool); void setShowRange(bool); void setShowData(bool); + void setOptionMode(QAction *); signals: - void showAllChanged(bool); void showNameChanged(bool); void showRangeChanged(bool); void showDataChanged(bool); @@ -242,6 +246,10 @@ public: static ConfigView* viewList; ConfigView* nextView; + + static QAction *showNormalAction; + static QAction *showAllAction; + static QAction *showPromptAction; }; class ConfigInfoView : public QTextBrowser { @@ -254,7 +262,6 @@ public: public slots: void setInfo(struct menu *menu); void saveSettings(void); - void setSource(const QString& name); void setShowDebug(bool); signals: diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c index 2e7a048..e95718f 100644 --- a/scripts/kconfig/symbol.c +++ b/scripts/kconfig/symbol.c @@ -205,6 +205,16 @@ static void sym_calc_visibility(struct symbol *sym) } if (sym_is_choice_value(sym)) return; + /* defaulting to "yes" if no explicit "depends on" are given */ + tri = yes; + if (sym->dir_dep.expr) + tri = expr_calc_value(sym->dir_dep.expr); + if (tri == mod) + tri = yes; + if (sym->dir_dep.tri != tri) { + sym->dir_dep.tri = tri; + sym_set_changed(sym); + } tri = no; if (sym->rev_dep.expr) tri = expr_calc_value(sym->rev_dep.expr); @@ -216,44 +226,63 @@ static void sym_calc_visibility(struct symbol *sym) } } -static struct symbol *sym_calc_choice(struct symbol *sym) +/* + * Find the default symbol for a choice. + * First try the default values for the choice symbol + * Next locate the first visible choice value + * Return NULL if none was found + */ +struct symbol *sym_choice_default(struct symbol *sym) { struct symbol *def_sym; struct property *prop; struct expr *e; - /* is the user choice visible? */ - def_sym = sym->def[S_DEF_USER].val; - if (def_sym) { - sym_calc_visibility(def_sym); - if (def_sym->visible != no) - return def_sym; - } - /* any of the defaults visible? */ for_all_defaults(sym, prop) { prop->visible.tri = expr_calc_value(prop->visible.expr); if (prop->visible.tri == no) continue; def_sym = prop_get_symbol(prop); - sym_calc_visibility(def_sym); if (def_sym->visible != no) return def_sym; } /* just get the first visible value */ prop = sym_get_choice_prop(sym); - expr_list_for_each_sym(prop->expr, e, def_sym) { - sym_calc_visibility(def_sym); + expr_list_for_each_sym(prop->expr, e, def_sym) if (def_sym->visible != no) return def_sym; - } - /* no choice? reset tristate value */ - sym->curr.tri = no; + /* failed to locate any defaults */ return NULL; } +static struct symbol *sym_calc_choice(struct symbol *sym) +{ + struct symbol *def_sym; + struct property *prop; + struct expr *e; + + /* first calculate all choice values' visibilities */ + prop = sym_get_choice_prop(sym); + expr_list_for_each_sym(prop->expr, e, def_sym) + sym_calc_visibility(def_sym); + + /* is the user choice visible? */ + def_sym = sym->def[S_DEF_USER].val; + if (def_sym && def_sym->visible != no) + return def_sym; + + def_sym = sym_choice_default(sym); + + if (def_sym == NULL) + /* no choice? reset tristate value */ + sym->curr.tri = no; + + return def_sym; +} + void sym_calc_value(struct symbol *sym) { struct symbol_value newval, oldval; @@ -321,6 +350,14 @@ void sym_calc_value(struct symbol *sym) } } calc_newval: + if (sym->dir_dep.tri == no && sym->rev_dep.tri != no) { + fprintf(stderr, "warning: ("); + expr_fprint(sym->rev_dep.expr, stderr); + fprintf(stderr, ") selects %s which has unmet direct dependencies (", + sym->name); + expr_fprint(sym->dir_dep.expr, stderr); + fprintf(stderr, ")\n"); + } newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri); } if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN) @@ -365,12 +402,13 @@ void sym_calc_value(struct symbol *sym) if (sym_is_choice(sym)) { struct symbol *choice_sym; - int flags = sym->flags & (SYMBOL_CHANGED | SYMBOL_WRITE); prop = sym_get_choice_prop(sym); expr_list_for_each_sym(prop->expr, e, choice_sym) { - choice_sym->flags |= flags; - if (flags & SYMBOL_CHANGED) + if ((sym->flags & SYMBOL_WRITE) && + choice_sym->visible != no) + choice_sym->flags |= SYMBOL_WRITE; + if (sym->flags & SYMBOL_CHANGED) sym_set_changed(choice_sym); } } @@ -623,6 +661,80 @@ bool sym_set_string_value(struct symbol *sym, const char *newval) return true; } +/* + * Find the default value associated to a symbol. + * For tristate symbol handle the modules=n case + * in which case "m" becomes "y". + * If the symbol does not have any default then fallback + * to the fixed default values. + */ +const char *sym_get_string_default(struct symbol *sym) +{ + struct property *prop; + struct symbol *ds; + const char *str; + tristate val; + + sym_calc_visibility(sym); + sym_calc_value(modules_sym); + val = symbol_no.curr.tri; + str = symbol_empty.curr.val; + + /* If symbol has a default value look it up */ + prop = sym_get_default_prop(sym); + if (prop != NULL) { + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + /* The visibility imay limit the value from yes => mod */ + val = EXPR_AND(expr_calc_value(prop->expr), prop->visible.tri); + break; + default: + /* + * The following fails to handle the situation + * where a default value is further limited by + * the valid range. + */ + ds = prop_get_symbol(prop); + if (ds != NULL) { + sym_calc_value(ds); + str = (const char *)ds->curr.val; + } + } + } + + /* Handle select statements */ + val = EXPR_OR(val, sym->rev_dep.tri); + + /* transpose mod to yes if modules are not enabled */ + if (val == mod) + if (!sym_is_choice_value(sym) && modules_sym->curr.tri == no) + val = yes; + + /* transpose mod to yes if type is bool */ + if (sym->type == S_BOOLEAN && val == mod) + val = yes; + + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + switch (val) { + case no: return "n"; + case mod: return "m"; + case yes: return "y"; + } + case S_INT: + case S_HEX: + return str; + case S_STRING: + return str; + case S_OTHER: + case S_UNKNOWN: + break; + } + return ""; +} + const char *sym_get_string_value(struct symbol *sym) { tristate val; @@ -765,6 +877,110 @@ struct symbol **sym_re_search(const char *pattern) return sym_arr; } +/* + * When we check for recursive dependencies we use a stack to save + * current state so we can print out relevant info to user. + * The entries are located on the call stack so no need to free memory. + * Note inser() remove() must always match to properly clear the stack. + */ +static struct dep_stack { + struct dep_stack *prev, *next; + struct symbol *sym; + struct property *prop; + struct expr *expr; +} *check_top; + +static void dep_stack_insert(struct dep_stack *stack, struct symbol *sym) +{ + memset(stack, 0, sizeof(*stack)); + if (check_top) + check_top->next = stack; + stack->prev = check_top; + stack->sym = sym; + check_top = stack; +} + +static void dep_stack_remove(void) +{ + check_top = check_top->prev; + if (check_top) + check_top->next = NULL; +} + +/* + * Called when we have detected a recursive dependency. + * check_top point to the top of the stact so we use + * the ->prev pointer to locate the bottom of the stack. + */ +static void sym_check_print_recursive(struct symbol *last_sym) +{ + struct dep_stack *stack; + struct symbol *sym, *next_sym; + struct menu *menu = NULL; + struct property *prop; + struct dep_stack cv_stack; + + if (sym_is_choice_value(last_sym)) { + dep_stack_insert(&cv_stack, last_sym); + last_sym = prop_get_symbol(sym_get_choice_prop(last_sym)); + } + + for (stack = check_top; stack != NULL; stack = stack->prev) + if (stack->sym == last_sym) + break; + if (!stack) { + fprintf(stderr, "unexpected recursive dependency error\n"); + return; + } + + for (; stack; stack = stack->next) { + sym = stack->sym; + next_sym = stack->next ? stack->next->sym : last_sym; + prop = stack->prop; + + /* for choice values find the menu entry (used below) */ + if (sym_is_choice(sym) || sym_is_choice_value(sym)) { + for (prop = sym->prop; prop; prop = prop->next) { + menu = prop->menu; + if (prop->menu) + break; + } + } + if (stack->sym == last_sym) + fprintf(stderr, "%s:%d:error: recursive dependency detected!\n", + prop->file->name, prop->lineno); + if (stack->expr) { + fprintf(stderr, "%s:%d:\tsymbol %s %s value contains %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + prop_get_type_name(prop->type), + next_sym->name ? next_sym->name : "<choice>"); + } else if (stack->prop) { + fprintf(stderr, "%s:%d:\tsymbol %s depends on %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (sym_is_choice(sym)) { + fprintf(stderr, "%s:%d:\tchoice %s contains symbol %s\n", + menu->file->name, menu->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (sym_is_choice_value(sym)) { + fprintf(stderr, "%s:%d:\tsymbol %s is part of choice %s\n", + menu->file->name, menu->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else { + fprintf(stderr, "%s:%d:\tsymbol %s is selected by %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } + } + + if (check_top == &cv_stack) + dep_stack_remove(); +} static struct symbol *sym_check_expr_deps(struct expr *e) { @@ -801,24 +1017,33 @@ static struct symbol *sym_check_sym_deps(struct symbol *sym) { struct symbol *sym2; struct property *prop; + struct dep_stack stack; + + dep_stack_insert(&stack, sym); sym2 = sym_check_expr_deps(sym->rev_dep.expr); if (sym2) - return sym2; + goto out; for (prop = sym->prop; prop; prop = prop->next) { if (prop->type == P_CHOICE || prop->type == P_SELECT) continue; + stack.prop = prop; sym2 = sym_check_expr_deps(prop->visible.expr); if (sym2) break; if (prop->type != P_DEFAULT || sym_is_choice(sym)) continue; + stack.expr = prop->expr; sym2 = sym_check_expr_deps(prop->expr); if (sym2) break; + stack.expr = NULL; } +out: + dep_stack_remove(); + return sym2; } @@ -827,6 +1052,9 @@ static struct symbol *sym_check_choice_deps(struct symbol *choice) struct symbol *sym, *sym2; struct property *prop; struct expr *e; + struct dep_stack stack; + + dep_stack_insert(&stack, choice); prop = sym_get_choice_prop(choice); expr_list_for_each_sym(prop->expr, e, sym) @@ -840,10 +1068,8 @@ static struct symbol *sym_check_choice_deps(struct symbol *choice) expr_list_for_each_sym(prop->expr, e, sym) { sym2 = sym_check_sym_deps(sym); - if (sym2) { - fprintf(stderr, " -> %s", sym->name); + if (sym2) break; - } } out: expr_list_for_each_sym(prop->expr, e, sym) @@ -853,6 +1079,8 @@ out: prop_get_symbol(sym_get_choice_prop(sym2)) == choice) sym2 = choice; + dep_stack_remove(); + return sym2; } @@ -862,18 +1090,20 @@ struct symbol *sym_check_deps(struct symbol *sym) struct property *prop; if (sym->flags & SYMBOL_CHECK) { - fprintf(stderr, "%s:%d:error: found recursive dependency: %s", - sym->prop->file->name, sym->prop->lineno, - sym->name ? sym->name : "<choice>"); + sym_check_print_recursive(sym); return sym; } if (sym->flags & SYMBOL_CHECKED) return NULL; if (sym_is_choice_value(sym)) { + struct dep_stack stack; + /* for choice groups start the check with main choice symbol */ + dep_stack_insert(&stack, sym); prop = sym_get_choice_prop(sym); sym2 = sym_check_deps(prop_get_symbol(prop)); + dep_stack_remove(); } else if (sym_is_choice(sym)) { sym2 = sym_check_choice_deps(sym); } else { @@ -882,14 +1112,8 @@ struct symbol *sym_check_deps(struct symbol *sym) sym->flags &= ~SYMBOL_CHECK; } - if (sym2) { - fprintf(stderr, " -> %s", sym->name ? sym->name : "<choice>"); - if (sym2 == sym) { - fprintf(stderr, "\n"); - zconfnerrs++; - sym2 = NULL; - } - } + if (sym2 && sym2 == sym) + sym2 = NULL; return sym2; } @@ -943,6 +1167,8 @@ const char *prop_get_type_name(enum prop_type type) return "select"; case P_RANGE: return "range"; + case P_SYMBOL: + return "symbol"; case P_UNKNOWN: break; } |