create flip_buffer if no driver_ops

call drmHandleEvent for drmModePageFlip

.gitignore

@@ -32,3 +32,5 @@ m4/*.m4
 /src/sysres/font_list
 /src/sysres/license/dat_files/
 /configure~
+.cache
+compile_commands.json

RELEASE-NOTES.md

@@ -1,7 +1,5 @@
 # Release Notes
 
-- [Version 5.0.17](#version-5017)
-   + [What's new in version 5.0.17](#whats-new-in-version-5017)
 - [Version 5.0.16](#version-5016)
    + [What's new in version 5.0.16](#whats-new-in-version-5016)
 - [Version 5.0.15](#version-5015)
@@ -38,19 +36,6 @@
    + [Changes leading to incompatibility](#changes-leading-to-incompatibility)
    + [Deprecated APIs](#deprecated-apis)
 
-## Version 5.0.17
-
-On Feb. 07, 2026, FMSoft announces the availability of MiniGUI 5.0.17,
-which is a bugfix release with some minor enhancements of MiniGUI 5.0.x.
-
-* BUGFIXING:
-   - Fix legacy BIDI bracket reordering/mirroring for MBC Achar32.
-   - Fix wrong BIDI type mapping for ISO8859-6 0xEF.
-   - Fix a compilation error about bool type
-   - Fix Arabic letter 'ي' incorrectly using medial form at word start.
-* OPTIMIZATION:
-   - Use drmModePageFlip for drmVideo to fix screen tearing.
-
 ## Version 5.0.16
 
 On May 27, 2025, FMSoft announces the availability of MiniGUI 5.0.16,

Version.md

@@ -1,4 +1,4 @@
-Version 5.0.17 (2026/02/07)
+Version 5.0.16 (2025/05/27)
 
 This is a minor enhancement and bugfix release of MiniGUI 5.0.x, the stable version.
 

configure.ac

@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_PREREQ([2.71])
-AC_INIT([libminigui],[5.0.17])
+AC_INIT([libminigui],[5.0.16])
 AC_CONFIG_SRCDIR(src/main/main.c)
 AC_CONFIG_MACRO_DIRS([m4])
 

src/font/charset-arabic.c

@@ -166,7 +166,7 @@ static unsigned short iso8859_68x_unicode_map [] =
     0xFEB3, 0xFEB7, 0xFEBB, 0xFEBF, /*0xF1~0xF4*/
     0xFECB, 0xFECF, 0xFED3, 0xFED7, /*0xF5~0xF8*/
     0xFEDB, 0xFEDF, 0xFEE3, 0xFEE7, /*0xF9~0xFC*/
-    0xFEEB, 0xFEF3, 0xFFFF,         /*0xFD~0xFF*/
+    0xFEEB, 0xFEF4, 0xFFFF,         /*0xFD~0xFF*/
 
     0xFEC4, 0xFEC6, 0xFE82, 0xFE84, /*0x100~0x103*/
     0xFE86, 0xFE88, 0xFE8C, 0xFE8E, /*0x104~0x107*/
@@ -576,7 +576,7 @@ static BidiType __mg_iso8859_6_bidi_char_type_map[] = {
     BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,
     BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,
     BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,
-    BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,
+    BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_ON,
 
     /*0xf0~0xff*/
     BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,  BIDI_TYPE_AL,

src/font/legacy-bidi.c

@@ -286,7 +286,7 @@ static TYPERUN* get_runtype_link (const CHARSETOPS* charset_ops, Achar32* achars
     last = list;
 
     for (i = 0; i < len; i++){
-        if ((type = charset_ops->bidi_char_type (REAL_ACHAR(achars[i]))) != last->type){
+        if ((type = charset_ops->bidi_char_type (achars[i])) != last->type){
             link = calloc(1, sizeof(TYPERUN));
             link->type = type;
             link->pos = i;
@@ -456,7 +456,7 @@ static void bidi_resolveWeak(TYPERUN **ptype_rl_list, Uint32 base_dir)
             prev_type_org = TYPE(pp);
     }
 
-    compact_list (type_rl_list);
+    compact_neutrals (type_rl_list);
 
 #ifdef BIDI_DEBUG
     print_run_types(type_rl_list);
@@ -469,115 +469,19 @@ static void bidi_resolveWeak(TYPERUN **ptype_rl_list, Uint32 base_dir)
 #define BIDI_EMBEDDING_DIR(list) BIDI_LEVEL_TO_DIR(LEVEL(list))
 
 /* 4.Resolving Neutral Types */
-static void bidi_resolveNeutrals(const CHARSETOPS* charset_ops, Achar32* achars, int len,
-        TYPERUN **ptype_rl_list, Uint32 base_bir)
+static void bidi_resolveNeutrals(TYPERUN **ptype_rl_list, Uint32 base_bir)
 {
     TYPERUN *type_rl_list = *ptype_rl_list, *pp = NULL;
-    Uint32* bracket_types = NULL;
-    int i;
-
-    if (charset_ops->bidi_mirror_char && achars && len > 0) {
-        typedef struct {
-            int pos;
-            Achar32 mirror;
-        } BRSTACK;
-
-        BRSTACK* stack = NULL;
-        int top = 0;
-
-        bracket_types = calloc(len, sizeof(Uint32));
-        stack = calloc(len, sizeof(BRSTACK));
-
-        if (bracket_types && stack) {
-            for (i = 0; i < len; i++) {
-                Achar32 ch = REAL_ACHAR(achars[i]);
-                Achar32 mirrored;
-                if (!charset_ops->bidi_mirror_char(ch, &mirrored))
-                    continue;
-
-                if (ch < mirrored) {
-                    stack[top].pos = i;
-                    stack[top].mirror = mirrored;
-                    top++;
-                }
-                else {
-                    if (top > 0 && stack[top - 1].mirror == ch) {
-                        int open_pos = stack[top - 1].pos;
-                        int close_pos = i;
-                        Uint32 found_dir = BIDI_TYPE_ON;
-                        int k;
-
-                        for (k = open_pos + 1; k < close_pos; k++) {
-                            Uint32 t = charset_ops->bidi_char_type(REAL_ACHAR(achars[k]));
-                            if (t == BIDI_TYPE_AL)
-                                t = BIDI_TYPE_RTL;
-                            if (BIDI_IS_LETTER(t)) {
-                                found_dir = BIDI_IS_RTL(t) ? BIDI_TYPE_RTL : BIDI_TYPE_LTR;
-                                break;
-                            }
-                        }
-
-                        if (found_dir != BIDI_TYPE_ON) {
-                            bracket_types[open_pos] = found_dir;
-                            bracket_types[close_pos] = found_dir;
-                        }
-
-                        top--;
-                    }
-                }
-            }
-        }
-
-        if (stack)
-            free(stack);
-    }
-
-    if (bracket_types) {
-        for (pp = type_rl_list->next; pp->next; pp = pp->next) {
-            if (BIDI_IS_NEUTRAL(TYPE(pp))) {
-                int start = POS(pp);
-                int end = start + LEN(pp);
-                Uint32 forced = BIDI_TYPE_ON;
-
-                if (end > len)
-                    end = len;
-
-                for (i = start; i < end; i++) {
-                    if (bracket_types[i] == BIDI_TYPE_RTL) {
-                        forced = BIDI_TYPE_RTL;
-                        break;
-                    }
-                    if (bracket_types[i] == BIDI_TYPE_LTR) {
-                        forced = BIDI_TYPE_LTR;
-                    }
-                }
-
-                if (forced != BIDI_TYPE_ON) {
-                    TYPE(pp) = forced;
-                }
-            }
-        }
-        compact_list (type_rl_list);
-    }
 
     DBGLOG ("\n4.Resolving neutral types\n");
 
     for (pp = type_rl_list->next; pp->next; pp = pp->next)
     {
         Uint32 prev_type, this_type, next_type;
-        TYPERUN* prev = NULL;
-        TYPERUN* next = NULL;
-
-        prev = pp->prev;
-        while (prev && BIDI_IS_NEUTRAL(TYPE(prev)) && !BIDI_IS_SENTINEL(TYPE(prev)))
-            prev = prev->prev;
-        prev_type = (!prev || BIDI_IS_SENTINEL(TYPE(prev))) ? base_bir : TYPE(prev);
 
+        prev_type = TYPE(pp->prev);
         this_type = TYPE(pp);
-        next = pp->next;
-        while (next && BIDI_IS_NEUTRAL(TYPE(next)) && !BIDI_IS_SENTINEL(TYPE(next)))
-            next = next->next;
-        next_type = (!next || BIDI_IS_SENTINEL(TYPE(next))) ? base_bir : TYPE(next);
+        next_type = (pp->next) ? TYPE(pp->next) : this_type;
         /* "European and arabic numbers are treated as though they were R, NUMBER_TO_RTL does this. */
         this_type = BIDI_NUMBER_TO_RTL(this_type);
         prev_type = BIDI_NUMBER_TO_RTL(prev_type);
@@ -594,9 +498,6 @@ static void bidi_resolveNeutrals(const CHARSETOPS* charset_ops, Achar32* achars,
     print_resolved_levels (type_rl_list);
     print_resolved_types (type_rl_list);
 #endif
-
-    if (bracket_types)
-        free(bracket_types);
 }
 
 /* 5.Resolving implicit levels. */
@@ -648,13 +549,10 @@ bidi_resolveMirrorChar (const CHARSETOPS* charset_ops, Achar32* achars, int len,
             int i;
             for (i = POS (pp); i < POS (pp) + LEN (pp); i++)
             {
-                Achar32 ch = achars[i];
-                Achar32 real_ch = REAL_ACHAR(ch);
                 Achar32 mirrored_ch;
                 if (charset_ops->bidi_mirror_char &&
-                        charset_ops->bidi_mirror_char (real_ch, &mirrored_ch)) {
-                    achars[i] = IS_MBCHV(ch) ? SET_MBCHV(mirrored_ch) : mirrored_ch;
-                }
+                        charset_ops->bidi_mirror_char (achars[i], &mirrored_ch))
+                    achars[i] = mirrored_ch;
             }
         }
     }
@@ -695,7 +593,7 @@ static void bidi_resolve_string (const CHARSETOPS* charset_ops,
     bidi_resolveWeak(&type_rl_list, base_dir);
 
     /* 4.Resolving Neutral Types */
-    bidi_resolveNeutrals(charset_ops, achars, len, &type_rl_list, base_dir);
+    bidi_resolveNeutrals(&type_rl_list, base_dir);
 
     /* 5.Resolving implicit levels. */
     *pmax_level = bidi_resolveImplicit(&type_rl_list, base_level);
@@ -928,3 +826,4 @@ Uint32 __mg_legacy_bidi_str_base_dir (const CHARSETOPS* charset_ops,
 
     return base_dir;
 }
+

src/font/unicode-emoji.c

@@ -15,7 +15,7 @@
  *   and Graphics User Interface (GUI) support system for embedded systems
  *   and smart IoT devices.
  *
- *   Copyright (C) 2002~2026, Beijing FMSoft Technologies Co., Ltd.
+ *   Copyright (C) 2002~2018, Beijing FMSoft Technologies Co., Ltd.
  *   Copyright (C) 1998~2002, WEI Yongming
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -57,7 +57,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdbool.h>
 
 #include "common.h"
 #include "minigui.h"
@@ -216,6 +215,8 @@ static unsigned char emojiSegmentationCategory (Uchar32 codepoint)
 }
 
 
+typedef BOOL bool;
+enum { false = FALSE, true = TRUE };
 typedef unsigned char *emoji_text_iter_t;
 
 #include "emoji_presentation_scanner.inc"
@@ -250,7 +251,7 @@ EmojiIterator * __mg_emoji_iterator_init (EmojiIterator *iter,
 BOOL __mg_emoji_iterator_next (EmojiIterator *iter)
 {
     unsigned int old_cursor, cursor;
-    bool is_emoji;
+    BOOL is_emoji;
 
     if (iter->end >= iter->text_end)
         return FALSE;