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-rw-r--r--community/vlc/0001-configure-test-for-getaddrinfo_a-and-libanl.patch63
1 files changed, 63 insertions, 0 deletions
diff --git a/community/vlc/0001-configure-test-for-getaddrinfo_a-and-libanl.patch b/community/vlc/0001-configure-test-for-getaddrinfo_a-and-libanl.patch
new file mode 100644
index 0000000000..0a4c267a8a
--- /dev/null
+++ b/community/vlc/0001-configure-test-for-getaddrinfo_a-and-libanl.patch
@@ -0,0 +1,63 @@
+From 1165e150d5867c3bbcae559c0d09076000b8cf9d Mon Sep 17 00:00:00 2001
+From: Natanael Copa <ncopa@alpinelinux.org>
+Date: Wed, 20 Dec 2017 12:00:57 +0000
+Subject: [PATCH] configure: test for getaddrinfo_a and libanl
+
+Test for the existence of the GNU extension getaddrinf_a and libanl
+instead of assuming that every Linux has it. Fall back to posix variant
+if they are missing.
+
+This fixes build with musl libc which does not implement this GNU
+extension.
+
+Fixes #19320
+
+Signed-off-by: Natanael Copa <ncopa@alpinelinux.org>
+---
+ configure.ac | 5 +++++
+ src/Makefile.am | 5 ++++-
+ 2 files changed, 9 insertions(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index acbee6c0b1..d3d9e20105 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -330,6 +330,7 @@ AM_CONDITIONAL(HAVE_OSX, test "${HAVE_OSX}" = "1")
+ AM_CONDITIONAL(HAVE_TVOS, test "${HAVE_TVOS}" = "1")
+
+ AM_CONDITIONAL(HAVE_NACL, test "${SYS}" = "nacl")
++AM_CONDITIONAL(HAVE_LIBANL, test "${HAVE_LIBANL}" = "1")
+
+ AM_CONDITIONAL(HAVE_WIN32, test "${SYS}" = "mingw32")
+ AM_CONDITIONAL(HAVE_WIN64, test "${HAVE_WIN64}" = "1") dnl Only used for the packaging
+@@ -759,6 +760,10 @@ dnl __STDC_NO_THREADS__ can't be trusted on some platforms.
+ dnl check for its availability explicitely
+ AC_CHECK_HEADERS([threads.h])
+
++AC_CHECK_LIB([anl],[getaddrinfo_a],[
++ AC_DEFINE(HAVE_LIBANL, 1, [Define to 1 if you have the anl library])
++])
++
+ dnl Check for dynamic plugins
+ LIBDL=""
+ have_dynamic_objects="no"
+diff --git a/src/Makefile.am b/src/Makefile.am
+index 096dfc2a24..b77ddf4132 100644
+--- a/src/Makefile.am
++++ b/src/Makefile.am
+@@ -429,8 +429,11 @@ if HAVE_LINUX
+ libvlccore_la_SOURCES += \
+ linux/cpu.c \
+ linux/dirs.c \
+- linux/getaddrinfo.c \
+ linux/thread.c
++endif
++if HAVE_LIBANL
++libvlccore_la_SOURCES += \
++ linux/getaddrinfo.c
+ libvlccore_la_LIBADD += -lanl
+ else
+ libvlccore_la_SOURCES += \
+--
+2.15.0
+