diff options
| -rw-r--r-- | Documentation/kbuild/kconfig.txt | 36 | ||||
| -rw-r--r-- | scripts/kconfig/Makefile | 4 | ||||
| -rw-r--r-- | scripts/kconfig/conf.c | 12 | ||||
| -rw-r--r-- | scripts/kconfig/confdata.c | 59 | ||||
| -rw-r--r-- | scripts/kconfig/list.h | 40 | ||||
| -rw-r--r-- | scripts/kconfig/lxdialog/check-lxdialog.sh | 6 | ||||
| -rw-r--r-- | scripts/kconfig/lxdialog/dialog.h | 7 | ||||
| -rw-r--r-- | scripts/kconfig/lxdialog/util.c | 45 | ||||
| -rw-r--r-- | scripts/kconfig/mconf.c | 74 | ||||
| -rwxr-xr-x | scripts/kconfig/merge_config.sh | 10 |
10 files changed, 281 insertions, 12 deletions
diff --git a/Documentation/kbuild/kconfig.txt b/Documentation/kbuild/kconfig.txt index b8b77bb..3f429ed 100644 --- a/Documentation/kbuild/kconfig.txt +++ b/Documentation/kbuild/kconfig.txt @@ -90,6 +90,42 @@ disable the options that are explicitly listed in the specified mini-config files. ______________________________________________________________________ +Environment variables for 'randconfig' + +KCONFIG_SEED +-------------------------------------------------- +You can set this to the integer value used to seed the RNG, if you want +to somehow debug the behaviour of the kconfig parser/frontends. +If not set, the current time will be used. + +KCONFIG_PROBABILITY +-------------------------------------------------- +This variable can be used to skew the probabilities. This variable can +be unset or empty, or set to three different formats: + KCONFIG_PROBABILITY y:n split y:m:n split + ----------------------------------------------------------------- + unset or empty 50 : 50 33 : 33 : 34 + N N : 100-N N/2 : N/2 : 100-N + [1] N:M N+M : 100-(N+M) N : M : 100-(N+M) + [2] N:M:L N : 100-N M : L : 100-(M+L) + +where N, M and L are integers (in base 10) in the range [0,100], and so +that: + [1] N+M is in the range [0,100] + [2] M+L is in the range [0,100] + +Examples: + KCONFIG_PROBABILITY=10 + 10% of booleans will be set to 'y', 90% to 'n' + 5% of tristates will be set to 'y', 5% to 'm', 90% to 'n' + KCONFIG_PROBABILITY=15:25 + 40% of booleans will be set to 'y', 60% to 'n' + 15% of tristates will be set to 'y', 25% to 'm', 60% to 'n' + KCONFIG_PROBABILITY=10:15:15 + 10% of booleans will be set to 'y', 90% to 'n' + 15% of tristates will be set to 'y', 15% to 'm', 70% to 'n' + +______________________________________________________________________ Environment variables for 'silentoldconfig' KCONFIG_NOSILENTUPDATE diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 231b475..844bc9d 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -219,7 +219,9 @@ HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) -HOSTLOADLIBES_nconf = -lmenu -lpanel -lncurses +HOSTLOADLIBES_nconf = $(shell \ + pkg-config --libs menu panel ncurses 2>/dev/null \ + || echo "-lmenu -lpanel -lncurses" ) $(obj)/qconf.o: $(obj)/.tmp_qtcheck ifeq ($(qconf-target),1) diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index e39fcd8..bde5b95 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -13,6 +13,7 @@ #include <getopt.h> #include <sys/stat.h> #include <sys/time.h> +#include <errno.h> #include "lkc.h" @@ -514,14 +515,23 @@ int main(int ac, char **av) { struct timeval now; unsigned int seed; + char *seed_env; /* * Use microseconds derived seed, * compensate for systems where it may be zero */ gettimeofday(&now, NULL); - seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1)); + + seed_env = getenv("KCONFIG_SEED"); + if( seed_env && *seed_env ) { + char *endp; + int tmp = (int)strtol(seed_env, &endp, 10); + if (*endp == '\0') { + seed = tmp; + } + } srand(seed); break; } diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index 13ddf11..43eda40 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -1106,10 +1106,54 @@ static void set_all_choice_values(struct symbol *csym) void conf_set_all_new_symbols(enum conf_def_mode mode) { struct symbol *sym, *csym; - int i, cnt; + int i, cnt, pby, pty, ptm; /* pby: probability of boolean = y + * pty: probability of tristate = y + * ptm: probability of tristate = m + */ + + pby = 50; pty = ptm = 33; /* can't go as the default in switch-case + * below, otherwise gcc whines about + * -Wmaybe-uninitialized */ + if (mode == def_random) { + int n, p[3]; + char *env = getenv("KCONFIG_PROBABILITY"); + n = 0; + while( env && *env ) { + char *endp; + int tmp = strtol( env, &endp, 10 ); + if( tmp >= 0 && tmp <= 100 ) { + p[n++] = tmp; + } else { + errno = ERANGE; + perror( "KCONFIG_PROBABILITY" ); + exit( 1 ); + } + env = (*endp == ':') ? endp+1 : endp; + if( n >=3 ) { + break; + } + } + switch( n ) { + case 1: + pby = p[0]; ptm = pby/2; pty = pby-ptm; + break; + case 2: + pty = p[0]; ptm = p[1]; pby = pty + ptm; + break; + case 3: + pby = p[0]; pty = p[1]; ptm = p[2]; + break; + } + + if( pty+ptm > 100 ) { + errno = ERANGE; + perror( "KCONFIG_PROBABILITY" ); + exit( 1 ); + } + } for_all_symbols(i, sym) { - if (sym_has_value(sym)) + if (sym_has_value(sym) || (sym->flags & SYMBOL_VALID)) continue; switch (sym_get_type(sym)) { case S_BOOLEAN: @@ -1125,8 +1169,15 @@ void conf_set_all_new_symbols(enum conf_def_mode mode) sym->def[S_DEF_USER].tri = no; break; case def_random: - cnt = sym_get_type(sym) == S_TRISTATE ? 3 : 2; - sym->def[S_DEF_USER].tri = (tristate)(rand() % cnt); + sym->def[S_DEF_USER].tri = no; + cnt = rand() % 100; + if (sym->type == S_TRISTATE) { + if (cnt < pty) + sym->def[S_DEF_USER].tri = yes; + else if (cnt < (pty+ptm)) + sym->def[S_DEF_USER].tri = mod; + } else if (cnt < pby) + sym->def[S_DEF_USER].tri = yes; break; default: continue; diff --git a/scripts/kconfig/list.h b/scripts/kconfig/list.h index 0ae730b..685d80e 100644 --- a/scripts/kconfig/list.h +++ b/scripts/kconfig/list.h @@ -51,6 +51,19 @@ struct list_head { pos = list_entry(pos->member.next, typeof(*pos), member)) /** + * list_for_each_entry_safe - iterate over list of given type safe against removal of list entry + * @pos: the type * to use as a loop cursor. + * @n: another type * to use as temporary storage + * @head: the head for your list. + * @member: the name of the list_struct within the struct. + */ +#define list_for_each_entry_safe(pos, n, head, member) \ + for (pos = list_entry((head)->next, typeof(*pos), member), \ + n = list_entry(pos->member.next, typeof(*pos), member); \ + &pos->member != (head); \ + pos = n, n = list_entry(n->member.next, typeof(*n), member)) + +/** * list_empty - tests whether a list is empty * @head: the list to test. */ @@ -88,4 +101,31 @@ static inline void list_add_tail(struct list_head *_new, struct list_head *head) __list_add(_new, head->prev, head); } +/* + * Delete a list entry by making the prev/next entries + * point to each other. + * + * This is only for internal list manipulation where we know + * the prev/next entries already! + */ +static inline void __list_del(struct list_head *prev, struct list_head *next) +{ + next->prev = prev; + prev->next = next; +} + +#define LIST_POISON1 ((void *) 0x00100100) +#define LIST_POISON2 ((void *) 0x00200200) +/** + * list_del - deletes entry from list. + * @entry: the element to delete from the list. + * Note: list_empty() on entry does not return true after this, the entry is + * in an undefined state. + */ +static inline void list_del(struct list_head *entry) +{ + __list_del(entry->prev, entry->next); + entry->next = (struct list_head*)LIST_POISON1; + entry->prev = (struct list_head*)LIST_POISON2; +} #endif diff --git a/scripts/kconfig/lxdialog/check-lxdialog.sh b/scripts/kconfig/lxdialog/check-lxdialog.sh index 8078813..9d2a4c5 100644 --- a/scripts/kconfig/lxdialog/check-lxdialog.sh +++ b/scripts/kconfig/lxdialog/check-lxdialog.sh @@ -4,6 +4,8 @@ # What library to link ldflags() { + pkg-config --libs ncursesw 2>/dev/null && exit + pkg-config --libs ncurses 2>/dev/null && exit for ext in so a dll.a dylib ; do for lib in ncursesw ncurses curses ; do $cc -print-file-name=lib${lib}.${ext} | grep -q / @@ -20,12 +22,12 @@ ldflags() ccflags() { if [ -f /usr/include/ncursesw/curses.h ]; then - echo '-I/usr/include/ncursesw -DCURSES_LOC="<ncursesw/curses.h>"' + echo '-I/usr/include/ncursesw -DCURSES_LOC="<curses.h>"' echo ' -DNCURSES_WIDECHAR=1' elif [ -f /usr/include/ncurses/ncurses.h ]; then echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"' elif [ -f /usr/include/ncurses/curses.h ]; then - echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"' + echo '-I/usr/include/ncurses -DCURSES_LOC="<curses.h>"' elif [ -f /usr/include/ncurses.h ]; then echo '-DCURSES_LOC="<ncurses.h>"' else diff --git a/scripts/kconfig/lxdialog/dialog.h b/scripts/kconfig/lxdialog/dialog.h index 307022a..10993370 100644 --- a/scripts/kconfig/lxdialog/dialog.h +++ b/scripts/kconfig/lxdialog/dialog.h @@ -106,8 +106,14 @@ struct dialog_color { int hl; /* highlight this item */ }; +struct subtitle_list { + struct subtitle_list *next; + const char *text; +}; + struct dialog_info { const char *backtitle; + struct subtitle_list *subtitles; struct dialog_color screen; struct dialog_color shadow; struct dialog_color dialog; @@ -196,6 +202,7 @@ int on_key_resize(void); int init_dialog(const char *backtitle); void set_dialog_backtitle(const char *backtitle); +void set_dialog_subtitles(struct subtitle_list *subtitles); void end_dialog(int x, int y); void attr_clear(WINDOW * win, int height, int width, chtype attr); void dialog_clear(void); diff --git a/scripts/kconfig/lxdialog/util.c b/scripts/kconfig/lxdialog/util.c index 109d531..a0e97c2 100644 --- a/scripts/kconfig/lxdialog/util.c +++ b/scripts/kconfig/lxdialog/util.c @@ -257,12 +257,48 @@ void dialog_clear(void) attr_clear(stdscr, LINES, COLS, dlg.screen.atr); /* Display background title if it exists ... - SLH */ if (dlg.backtitle != NULL) { - int i; + int i, len = 0, skip = 0; + struct subtitle_list *pos; wattrset(stdscr, dlg.screen.atr); mvwaddstr(stdscr, 0, 1, (char *)dlg.backtitle); + + for (pos = dlg.subtitles; pos != NULL; pos = pos->next) { + /* 3 is for the arrow and spaces */ + len += strlen(pos->text) + 3; + } + wmove(stdscr, 1, 1); - for (i = 1; i < COLS - 1; i++) + if (len > COLS - 2) { + const char *ellipsis = "[...] "; + waddstr(stdscr, ellipsis); + skip = len - (COLS - 2 - strlen(ellipsis)); + } + + for (pos = dlg.subtitles; pos != NULL; pos = pos->next) { + if (skip == 0) + waddch(stdscr, ACS_RARROW); + else + skip--; + + if (skip == 0) + waddch(stdscr, ' '); + else + skip--; + + if (skip < strlen(pos->text)) { + waddstr(stdscr, pos->text + skip); + skip = 0; + } else + skip -= strlen(pos->text); + + if (skip == 0) + waddch(stdscr, ' '); + else + skip--; + } + + for (i = len + 1; i < COLS - 1; i++) waddch(stdscr, ACS_HLINE); } wnoutrefresh(stdscr); @@ -302,6 +338,11 @@ void set_dialog_backtitle(const char *backtitle) dlg.backtitle = backtitle; } +void set_dialog_subtitles(struct subtitle_list *subtitles) +{ + dlg.subtitles = subtitles; +} + /* * End using dialog functions. */ diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c index 566288a..387dc8d 100644 --- a/scripts/kconfig/mconf.c +++ b/scripts/kconfig/mconf.c @@ -311,6 +311,50 @@ static void set_config_filename(const char *config_filename) filename[sizeof(filename)-1] = '\0'; } +struct subtitle_part { + struct list_head entries; + const char *text; +}; +static LIST_HEAD(trail); + +static struct subtitle_list *subtitles; +static void set_subtitle(void) +{ + struct subtitle_part *sp; + struct subtitle_list *pos, *tmp; + + for (pos = subtitles; pos != NULL; pos = tmp) { + tmp = pos->next; + free(pos); + } + + subtitles = NULL; + list_for_each_entry(sp, &trail, entries) { + if (sp->text) { + if (pos) { + pos->next = xcalloc(sizeof(*pos), 1); + pos = pos->next; + } else { + subtitles = pos = xcalloc(sizeof(*pos), 1); + } + pos->text = sp->text; + } + } + + set_dialog_subtitles(subtitles); +} + +static void reset_subtitle(void) +{ + struct subtitle_list *pos, *tmp; + + for (pos = subtitles; pos != NULL; pos = tmp) { + tmp = pos->next; + free(pos); + } + subtitles = NULL; + set_dialog_subtitles(subtitles); +} struct search_data { struct list_head *head; @@ -353,6 +397,8 @@ static void search_conf(void) char *dialog_input; int dres, vscroll = 0, hscroll = 0; bool again; + struct gstr sttext; + struct subtitle_part stpart; title = str_new(); str_printf( &title, _("Enter %s (sub)string to search for " @@ -379,6 +425,11 @@ again: if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0) dialog_input += strlen(CONFIG_); + sttext = str_new(); + str_printf(&sttext, "Search (%s)", dialog_input_result); + stpart.text = str_get(&sttext); + list_add_tail(&stpart.entries, &trail); + sym_arr = sym_re_search(dialog_input); do { LIST_HEAD(head); @@ -389,8 +440,10 @@ again: .targets = targets, .keys = keys, }; + struct jump_key *pos, *tmp; res = get_relations_str(sym_arr, &head); + set_subtitle(); dres = show_textbox_ext(_("Search Results"), (char *) str_get(&res), 0, 0, keys, &vscroll, &hscroll, &update_text, (void *) @@ -402,9 +455,13 @@ again: again = true; } str_free(&res); + list_for_each_entry_safe(pos, tmp, &head, entries) + free(pos); } while (again); free(sym_arr); str_free(&title); + list_del(trail.prev); + str_free(&sttext); } static void build_conf(struct menu *menu) @@ -589,16 +646,24 @@ static void conf(struct menu *menu, struct menu *active_menu) { struct menu *submenu; const char *prompt = menu_get_prompt(menu); + struct subtitle_part stpart; struct symbol *sym; int res; int s_scroll = 0; + if (menu != &rootmenu) + stpart.text = menu_get_prompt(menu); + else + stpart.text = NULL; + list_add_tail(&stpart.entries, &trail); + while (1) { item_reset(); current_menu = menu; build_conf(menu); if (!child_count) break; + set_subtitle(); dialog_clear(); res = dialog_menu(prompt ? _(prompt) : _("Main Menu"), _(menu_instructions), @@ -640,13 +705,17 @@ static void conf(struct menu *menu, struct menu *active_menu) case 2: if (sym) show_help(submenu); - else + else { + reset_subtitle(); show_helptext(_("README"), _(mconf_readme)); + } break; case 3: + reset_subtitle(); conf_save(); break; case 4: + reset_subtitle(); conf_load(); break; case 5: @@ -679,6 +748,8 @@ static void conf(struct menu *menu, struct menu *active_menu) break; } } + + list_del(trail.prev); } static int show_textbox_ext(const char *title, char *text, int r, int c, int @@ -881,6 +952,7 @@ static int handle_exit(void) int res; save_and_exit = 1; + reset_subtitle(); dialog_clear(); if (conf_get_changed()) res = dialog_yesno(NULL, diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh index 05274fc..81b0c61 100755 --- a/scripts/kconfig/merge_config.sh +++ b/scripts/kconfig/merge_config.sh @@ -120,10 +120,18 @@ if [ "$MAKE" = "false" ]; then exit fi +# If we have an output dir, setup the O= argument, otherwise leave +# it blank, since O=. will create an unnecessary ./source softlink +OUTPUT_ARG="" +if [ "$OUTPUT" != "." ] ; then + OUTPUT_ARG="O=$OUTPUT" +fi + + # Use the merged file as the starting point for: # alldefconfig: Fills in any missing symbols with Kconfig default # allnoconfig: Fills in any missing symbols with # CONFIG_* is not set -make KCONFIG_ALLCONFIG=$TMP_FILE O=$OUTPUT $ALLTARGET +make KCONFIG_ALLCONFIG=$TMP_FILE $OUTPUT_ARG $ALLTARGET # Check all specified config values took (might have missed-dependency issues) |
