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authorGary Langshaw <gary.langshaw@gmail.com>2021-08-20 07:06:03 +0200
committerWilly Sudiarto Raharjo <willysr@slackbuilds.org>2021-08-21 20:54:08 +0700
commit6c3436d69fc6e9dfd0153f99abb4f8107424a232 (patch)
treea5af2c2bec124b412a9bab81313a50ca765c4be7 /libraries
parentd9c895cb3b90d176ff6f6ae9aa1897d80109dc59 (diff)
downloadslackbuilds-6c3436d69fc6e9dfd0153f99abb4f8107424a232.tar.gz
libraries/libmp4v2: Use a safer patch.
Signed-off-by: Matteo Bernardini <ponce@slackbuilds.org> Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>
Diffstat (limited to 'libraries')
-rw-r--r--libraries/libmp4v2/libmp4v2.SlackBuild6
-rw-r--r--libraries/libmp4v2/libmp4v2_gcc_narrowing.patch20
2 files changed, 23 insertions, 3 deletions
diff --git a/libraries/libmp4v2/libmp4v2.SlackBuild b/libraries/libmp4v2/libmp4v2.SlackBuild
index 83ae87475d..fe7d7a6279 100644
--- a/libraries/libmp4v2/libmp4v2.SlackBuild
+++ b/libraries/libmp4v2/libmp4v2.SlackBuild
@@ -38,7 +38,7 @@ cd $(dirname $0) ; CWD=$(pwd)
PRGNAM=libmp4v2
VERSION=${VERSION:-20191108_9084868}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
@@ -91,8 +91,8 @@ find -L . \
\( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
-# thanks to Gentoo!
-patch -p1 < $CWD/libmp4v2-2.0.0-unsigned-int-cast.patch
+# Fix gcc 'narrowing errors":
+patch -p1 < "$CWD/libmp4v2_gcc_narrowing.patch" || exit 1
autoreconf -vif
diff --git a/libraries/libmp4v2/libmp4v2_gcc_narrowing.patch b/libraries/libmp4v2/libmp4v2_gcc_narrowing.patch
new file mode 100644
index 0000000000..7c3bf692d3
--- /dev/null
+++ b/libraries/libmp4v2/libmp4v2_gcc_narrowing.patch
@@ -0,0 +1,20 @@
+#
+# libmp4v2_narrowing.patch
+#
+# Reduce LC_NONE by a power of 2 to prevent LongCode promotion to unsigned int
+# causing "narrowing" errors in recent GCC. The value is still sufficiently high
+# as not to clash with any character values.
+#
+
+diff -Nurp libmp4v2-20191108_9084868.orig/libutil/Utility.h libmp4v2-20191108_9084868/libutil/Utility.h
+--- libmp4v2-20191108_9084868.orig/libutil/Utility.h 2019-11-08 02:03:40.000000000 +0000
++++ libmp4v2-20191108_9084868/libutil/Utility.h 2021-08-19 23:40:34.724030480 +0100
+@@ -52,7 +52,7 @@ class MP4V2_EXPORT Utility
+ {
+ protected:
+ enum LongCode {
+- LC_NONE = 0xf0000000, // safe (cannot conflict with char values)
++ LC_NONE = 0x0f000000, // safe (cannot conflict with char values)
+ LC_DEBUG,
+ LC_VERBOSE,
+ LC_HELP,