taisei: Fix build with glibc 2.43 + c23

Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>

3 files changed, 131 insertions, 1 deletions

diff --git a/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei/0001-misc-fix-discarded-const-qualifiers-in-char-pointer-.patch b/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei/0001-misc-fix-discarded-const-qualifiers-in-char-pointer-.patch
new file mode 100644
index 0000000000..1b37633a36
--- /dev/null
+++ b/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei/0001-misc-fix-discarded-const-qualifiers-in-char-pointer-.patch
@@ -0,0 +1,56 @@
+From d0326cd89b01600a6d8ba5e32e8e090f2ea29f2d Mon Sep 17 00:00:00 2001
+From: Khem Raj <khem.raj@oss.qualcomm.com>
+Date: Wed, 15 Apr 2026 16:28:28 -0700
+Subject: [PATCH] misc: fix discarded const qualifiers in char pointer
+ assignments
+
+These show up with glibc 2.43 + clang-22, glibc-2.43 has C23 versions
+of str* mem* functions
+
+Upstream-Status: Backport [https://github.com/taisei-project/taisei/commit/1c8f773912cbbd72b4a4df271fda1bd6d2aeb27f]
+Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>
+---
+ src/log.c           | 2 +-
+ src/pixmap/pixmap.c | 2 +-
+ src/vfs/pathutil.c  | 2 +-
+ 3 files changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/src/log.c b/src/log.c
+index 8194535a..88f34386 100644
+--- a/src/log.c
++++ b/src/log.c
+@@ -161,7 +161,7 @@ static void add_debug_info(StringBuffer *buf) {
+ static size_t modname(const char *filename, size_t filename_len, char *mod) {
+        size_t mlen = filename_len;
+
+-       char *dot = memchr(filename, '.', mlen);
++       const char *dot = memchr(filename, '.', mlen);
+        if(dot) {
+                mlen = dot - filename;
+        }
+diff --git a/src/pixmap/pixmap.c b/src/pixmap/pixmap.c
+index 25105215..9717f22a 100644
+--- a/src/pixmap/pixmap.c
++++ b/src/pixmap/pixmap.c
+@@ -49,7 +49,7 @@ void *pixmap_alloc_buffer_for_conversion(const Pixmap *src, PixmapFormat format,
+ }
+
+ static PixmapFileFormatHandler *pixmap_handler_for_filename(const char *file) {
+-       char *ext = strrchr(file, '.');
++       const char *ext = strrchr(file, '.');
+
+        if(!ext || !*(++ext)) {
+                return NULL;
+diff --git a/src/vfs/pathutil.c b/src/vfs/pathutil.c
+index f6bd6a80..85ccf5ee 100644
+--- a/src/vfs/pathutil.c
++++ b/src/vfs/pathutil.c
+@@ -14,7 +14,7 @@ char *vfs_path_normalize(const char *path, char *out) {
+        const char *p = path;
+        char *o = out;
+        char *last_sep = out - 1;
+-       char *path_end = strchr(path, 0);
++       const char *path_end = strchr(path, 0);
+
+        #define IS_SEP_OR_NUL(chr) (VFS_IS_PATH_SEPARATOR(chr) || (chr == '\0'))
+
diff --git a/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei/0001-vfs-avoid-unnecessary-recursion-in-vfs_mkparents.patch b/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei/0001-vfs-avoid-unnecessary-recursion-in-vfs_mkparents.patch
new file mode 100644
index 0000000000..9f5d7a17d4
--- /dev/null
+++ b/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei/0001-vfs-avoid-unnecessary-recursion-in-vfs_mkparents.patch
@@ -0,0 +1,71 @@
+From c9c00a88c10db4ce93ffcc043c661727d2ec9758 Mon Sep 17 00:00:00 2001
+From: laochailan <239670+laochailan@users.noreply.github.com>
+Date: Fri, 13 Feb 2026 20:21:44 -0500
+Subject: [PATCH] vfs: avoid unnecessary recursion in vfs_mkparents
+
+Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>
+Upstream-Status: Backport [https://github.com/taisei-project/taisei/commit/f2e074f4a6aecf78b980014ed98f12fc6ddfd016]
+---
+ src/vfs/public.c | 43 +++++++++++++++++--------------------------
+ 1 file changed, 17 insertions(+), 26 deletions(-)
+
+diff --git a/src/vfs/public.c b/src/vfs/public.c
+index abaa050f..cfeef83a 100644
+--- a/src/vfs/public.c
++++ b/src/vfs/public.c
+@@ -146,38 +146,29 @@ void vfs_mkdir_required(const char *path) {
+        }
+ }
+
+-static bool vfs_mkparents_recurse(const char *path) {
+-       // FIXME this has stupid space complexity and is probably silly in general; optimize if you care
+-
+-       char *psep = strrchr(path, VFS_PATH_SEPARATOR);
+-
+-       if(!psep) {
+-               // parent is root
+-               return true;
+-       }
++bool vfs_mkparents(const char *path) {
++       char p[strlen(path)+1];
++       path = vfs_path_normalize(path, p);
+
+-       char p[strlen(path) + 1];
+-       strcpy(p, path);
+-       psep += p - path;
+-       *psep = 0;
++       // loop over all parent directories
++       char *psep = p;
++       while((psep = strchr(psep, VFS_PATH_SEPARATOR))) {
++               *psep = 0;
+
+-       VFSInfo i = vfs_query(p);
++               VFSInfo i = vfs_query(p);
++               if(i.error) {
++                       return false;
++               }
+
+-       if(i.error) {
+-               return false;
+-       }
++               if(!i.exists || !i.is_dir) {
++                       vfs_mkdir(p);
++               }
+
+-       if(i.exists) {
+-               return i.is_dir;
++               *psep = VFS_PATH_SEPARATOR;
++               psep++;
+        }
+
+-       return vfs_mkparents_recurse(p) && vfs_mkdir(p);
+-}
+-
+-bool vfs_mkparents(const char *path) {
+-       char p[strlen(path)+1];
+-       path = vfs_path_normalize(path, p);
+-       return vfs_mkparents_recurse(p);
++       return true;
+ }
+
+ char* vfs_repr(const char *path, bool try_syspath) {
diff --git a/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei_1.4.4.bb b/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei_1.4.4.bb
index bb08ad4a1c..844e735b69 100644
--- a/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei_1.4.4.bb
+++ b/meta-oe/dynamic-layers/multimedia-layer/recipes-graphics/taisei/taisei_1.4.4.bb
@@ -20,7 +20,10 @@ DEPENDS = "\
 DEPENDS:append:libc-musl = " libucontext"
 LDFLAGS:append:libc-musl = " -lucontext"
 
-SRC_URI = "gitsm://github.com/taisei-project/taisei.git;branch=v1.4.x;protocol=https;tag=v${PV}"
+SRC_URI = "gitsm://github.com/taisei-project/taisei.git;branch=v1.4.x;protocol=https;tag=v${PV} \
+           file://0001-misc-fix-discarded-const-qualifiers-in-char-pointer-.patch \
+                   file://0001-vfs-avoid-unnecessary-recursion-in-vfs_mkparents.patch \
+                  "
 SRCREV = "6a484e6e61cc51a22a9943762dc2ff6883914f38"
 
 inherit features_check meson mime mime-xdg pkgconfig