[Minios-devel] [UNIKRAFT/NEWLIB PATCH v2 2/2] add declarations needed for vfscore in the gluecode

[Yuri Volchkov <yuri.volchkov@xxxxxxxxx>]

Signed-off-by: Yuri Volchkov <yuri.volchkov@xxxxxxxxx>
---
 include/fcntl.h     | 36 ++++++++++++++++++++++++++++++++++++
 include/sys/param.h |  8 ++++++++
 include/sys/stat.h  | 15 +++++++++++++++
 include/sys/uio.h   |  5 +++++
 4 files changed, 64 insertions(+)
 create mode 100644 include/fcntl.h
 create mode 100644 include/sys/param.h
 create mode 100644 include/sys/stat.h

diff --git a/include/fcntl.h b/include/fcntl.h
new file mode 100644
index 0000000..0d0ebcf
--- /dev/null
+++ b/include/fcntl.h
@@ -0,0 +1,36 @@
+#ifndef _NEWLIB_GLUE_FCNTL_H_
+#define _NEWLIB_GLUE_FCNTL_H_
+
+#include_next <fcntl.h>
+#define loff_t off_t
+
+#include <uk/config.h>
+
+#if (defined CONFIG_ARCH_X86_64)
+#define O_NOFOLLOW  0400000
+#define O_DIRECTORY 0200000
+#define O_CLOEXEC  02000000
+#define O_DSYNC      010000
+#endif
+
+#if ((defined CONFIG_ARCH_ARM_64) || (defined CONFIG_ARCH_ARM_32))
+#define O_NOFOLLOW  0100000
+#define O_DIRECTORY  040000
+#define O_CLOEXEC  02000000
+#define O_DSYNC      010000
+#endif
+
+
+/* Glibc does not provide KEEP_SIZE and PUNCH_HOLE anymore. Instead it
+ * includes linux/falloc.h.
+ *
+ * Musl still does provide them. And Newlib is just does not care.
+ */
+#define FALLOC_FL_KEEP_SIZE 1
+#define FALLOC_FL_PUNCH_HOLE 2
+
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define AT_EMPTY_PATH 0x1000
+#endif
+
+#endif
diff --git a/include/sys/param.h b/include/sys/param.h
new file mode 100644
index 0000000..d877673
--- /dev/null
+++ b/include/sys/param.h
@@ -0,0 +1,8 @@
+#ifndef _NEWLIB_GLUE_SYS_PARAM_H_
+#define _NEWLIB_GLUE_SYS_PARAM_H_
+
+#include_next <sys/param.h>
+
+#define MAXSYMLINKS 20
+
+#endif
diff --git a/include/sys/stat.h b/include/sys/stat.h
new file mode 100644
index 0000000..5f88b8b
--- /dev/null
+++ b/include/sys/stat.h
@@ -0,0 +1,15 @@
+#ifndef _NEWLIB_GLUE_SYS_STAT_H_
+#define _NEWLIB_GLUE_SYS_STAT_H_
+
+#ifdef __rtems__
+#error "The __rtems__ is defined. Please revisit this header wrapper"
+#endif
+
+#define __rtems__
+#include_next <sys/stat.h>
+#undef __rtems__
+
+#define UTIME_NOW  0x3fffffff
+#define UTIME_OMIT 0x3ffffffe
+
+#endif
diff --git a/include/sys/uio.h b/include/sys/uio.h
index b83642e..3c821be 100644
--- a/include/sys/uio.h
+++ b/include/sys/uio.h
@@ -42,6 +42,11 @@ extern "C" {
 
 #define UIO_MAXIOV 1024
 
+struct iovec {
+       void *iov_base;
+       size_t iov_len;
+};
+
 ssize_t readv(int fd, const struct iovec *iov, int iovcnt);
 ssize_t writev(int fd, const struct iovec *iov, int iovcnt);
 
-- 
2.19.2


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