873be06145
OBS-URL: https://build.opensuse.org/request/show/787534 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/pipewire?expand=0&rev=7
60 lines
1.6 KiB
Diff
60 lines
1.6 KiB
Diff
Index: pipewire-0.3.0/src/examples/video-src-alloc.c
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===================================================================
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--- pipewire-0.3.0.orig/src/examples/video-src-alloc.c
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+++ pipewire-0.3.0/src/examples/video-src-alloc.c
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@@ -29,6 +29,7 @@
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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+#include <sys/syscall.h>
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#include <spa/param/video/format-utils.h>
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#include <spa/param/props.h>
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@@ -45,6 +46,46 @@
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#define M_PI_M2 ( M_PI + M_PI )
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+#if !defined(HAVE_MEMFD_CREATE)
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+/*
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+ * No glibc wrappers exist for memfd_create(2), so provide our own.
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+ *
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+ * Also define memfd fcntl sealing macros. While they are already
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+ * defined in the kernel header file <linux/fcntl.h>, that file as
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+ * a whole conflicts with the original glibc header <fnctl.h>.
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+ */
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+
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+static inline int memfd_create(const char *name, unsigned int flags)
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+{
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+ return syscall(SYS_memfd_create, name, flags);
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+}
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+#endif
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+
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+#ifndef MFD_CLOEXEC
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+#define MFD_CLOEXEC 0x0001U
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+#endif
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+
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+#ifndef MFD_ALLOW_SEALING
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+#define MFD_ALLOW_SEALING 0x0002U
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+#endif
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+
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+/* fcntl() seals-related flags */
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+
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+#ifndef F_LINUX_SPECIFIC_BASE
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+#define F_LINUX_SPECIFIC_BASE 1024
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+#endif
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+
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+#ifndef F_ADD_SEALS
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+#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
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+#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
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+
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+#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
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+#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
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+#define F_SEAL_GROW 0x0004 /* prevent file from growing */
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+#define F_SEAL_WRITE 0x0008 /* prevent writes */
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+#endif
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+
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+
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struct data {
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struct pw_main_loop *loop;
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struct spa_source *timer;
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