Merge tag 'kbuild-v6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild updates from Masahiro Yamada:

 - Enable -Wenum-conversion warning option

 - Refactor the rpm-pkg target

 - Fix scripts/setlocalversion to consider annotated tags for rt-kernel

 - Add a jump key feature for the search menu of 'make nconfig'

 - Support Qt6 for 'make xconfig'

 - Enable -Wformat-overflow, -Wformat-truncation, -Wstringop-overflow,
   and -Wrestrict warnings for W=1 builds

 - Replace <asm/export.h> with <linux/export.h> for alpha, ia64, and
   sparc

 - Support DEB_BUILD_OPTIONS=parallel=N for the debian source package

 - Refactor scripts/Makefile.modinst and fix some modules_sign issues

 - Add a new Kconfig env variable to warn symbols that are not defined
   anywhere

 - Show help messages of config fragments in 'make help'

* tag 'kbuild-v6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (62 commits)
  kconfig: fix possible buffer overflow
  kbuild: Show marked Kconfig fragments in "help"
  kconfig: add warn-unknown-symbols sanity check
  kbuild: dummy-tools: make MPROFILE_KERNEL checks work on BE
  Documentation/llvm: refresh docs
  modpost: Skip .llvm.call-graph-profile section check
  kbuild: support modules_sign for external modules as well
  kbuild: support 'make modules_sign' with CONFIG_MODULE_SIG_ALL=n
  kbuild: move more module installation code to scripts/Makefile.modinst
  kbuild: reduce the number of mkdir calls during modules_install
  kbuild: remove $(MODLIB)/source symlink
  kbuild: move depmod rule to scripts/Makefile.modinst
  kbuild: add modules_sign to no-{compiler,sync-config}-targets
  kbuild: do not run depmod for 'make modules_sign'
  kbuild: deb-pkg: support DEB_BUILD_OPTIONS=parallel=N in debian/rules
  alpha: remove <asm/export.h>
  alpha: replace #include <asm/export.h> with #include <linux/export.h>
  ia64: remove <asm/export.h>
  ia64: replace #include <asm/export.h> with #include <linux/export.h>
  sparc: remove <asm/export.h>
  ...

1 files changed, 24 insertions, 44 deletions

diff --git a/scripts/kconfig/lxdialog/textbox.c b/scripts/kconfig/lxdialog/textbox.c
index bc4d4fb1dc75..058ed0e5bbd5 100644
--- a/scripts/kconfig/lxdialog/textbox.c
+++ b/scripts/kconfig/lxdialog/textbox.c
@@ -10,8 +10,8 @@
 
 static int hscroll;
 static int begin_reached, end_reached, page_length;
-static char *buf;
-static char *page;
+static const char *buf, *page;
+static size_t start, end;
 
 /*
  * Go back 'n' lines in text. Called by dialog_textbox().
@@ -98,21 +98,10 @@ static void print_line(WINDOW *win, int row, int width)
 /*
  * Print a new page of text.
  */
-static void print_page(WINDOW *win, int height, int width, update_text_fn
-		       update_text, void *data)
+static void print_page(WINDOW *win, int height, int width)
 {
 	int i, passed_end = 0;
 
-	if (update_text) {
-		char *end;
-
-		for (i = 0; i < height; i++)
-			get_line();
-		end = page;
-		back_lines(height);
-		update_text(buf, page - buf, end - buf, data);
-	}
-
 	page_length = 0;
 	for (i = 0; i < height; i++) {
 		print_line(win, i, width);
@@ -142,24 +131,26 @@ static void print_position(WINDOW *win)
  * refresh window content
  */
 static void refresh_text_box(WINDOW *dialog, WINDOW *box, int boxh, int boxw,
-			     int cur_y, int cur_x, update_text_fn update_text,
-			     void *data)
+			     int cur_y, int cur_x)
 {
-	print_page(box, boxh, boxw, update_text, data);
+	start = page - buf;
+
+	print_page(box, boxh, boxw);
 	print_position(dialog);
 	wmove(dialog, cur_y, cur_x);	/* Restore cursor position */
 	wrefresh(dialog);
+
+	end = page - buf;
 }
 
 /*
  * Display text from a file in a dialog box.
  *
  * keys is a null-terminated array
- * update_text() may not add or remove any '\n' or '\0' in tbuf
  */
-int dialog_textbox(const char *title, char *tbuf, int initial_height,
-		   int initial_width, int *keys, int *_vscroll, int *_hscroll,
-		   update_text_fn update_text, void *data)
+int dialog_textbox(const char *title, const char *tbuf, int initial_height,
+		   int initial_width, int *_vscroll, int *_hscroll,
+		   int (*extra_key_cb)(int, size_t, size_t, void *), void *data)
 {
 	int i, x, y, cur_x, cur_y, key = 0;
 	int height, width, boxh, boxw;
@@ -239,8 +230,7 @@ do_resize:
 
 	/* Print first page of text */
 	attr_clear(box, boxh, boxw, dlg.dialog.atr);
-	refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x, update_text,
-			 data);
+	refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 
 	while (!done) {
 		key = wgetch(dialog);
@@ -259,8 +249,7 @@ do_resize:
 				begin_reached = 1;
 				page = buf;
 				refresh_text_box(dialog, box, boxh, boxw,
-						 cur_y, cur_x, update_text,
-						 data);
+						 cur_y, cur_x);
 			}
 			break;
 		case 'G':	/* Last page */
@@ -270,8 +259,7 @@ do_resize:
 			/* point to last char in buf */
 			page = buf + strlen(buf);
 			back_lines(boxh);
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case 'K':	/* Previous line */
 		case 'k':
@@ -280,8 +268,7 @@ do_resize:
 				break;
 
 			back_lines(page_length + 1);
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case 'B':	/* Previous page */
 		case 'b':
@@ -290,8 +277,7 @@ do_resize:
 			if (begin_reached)
 				break;
 			back_lines(page_length + boxh);
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case 'J':	/* Next line */
 		case 'j':
@@ -300,8 +286,7 @@ do_resize:
 				break;
 
 			back_lines(page_length - 1);
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case KEY_NPAGE:	/* Next page */
 		case ' ':
@@ -310,8 +295,7 @@ do_resize:
 				break;
 
 			begin_reached = 0;
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case '0':	/* Beginning of line */
 		case 'H':	/* Scroll left */
@@ -326,8 +310,7 @@ do_resize:
 				hscroll--;
 			/* Reprint current page to scroll horizontally */
 			back_lines(page_length);
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case 'L':	/* Scroll right */
 		case 'l':
@@ -337,8 +320,7 @@ do_resize:
 			hscroll++;
 			/* Reprint current page to scroll horizontally */
 			back_lines(page_length);
-			refresh_text_box(dialog, box, boxh, boxw, cur_y,
-					 cur_x, update_text, data);
+			refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x);
 			break;
 		case KEY_ESC:
 			if (on_key_esc(dialog) == KEY_ESC)
@@ -351,11 +333,9 @@ do_resize:
 			on_key_resize();
 			goto do_resize;
 		default:
-			for (i = 0; keys[i]; i++) {
-				if (key == keys[i]) {
-					done = true;
-					break;
-				}
+			if (extra_key_cb && extra_key_cb(key, start, end, data)) {
+				done = true;
+				break;
 			}
 		}
 	}