libglusterfs: Move devel headers under glusterfs directory

libglusterfs devel package headers are referenced in code using
include semantics for a program, this while it works can be better
especially when dealing with out of tree xlator builds or in
general out of tree devel package usage.

Towards this, the following changes are done,
- moved all devel headers under a glusterfs directory
- Included these headers using system header notation <> in all
code outside of libglusterfs
- Included these headers using own program notation "" within
libglusterfs

This change although big, is just moving around the headers and
making it correct when including these headers from other sources.

This helps us correctly include libglusterfs includes without
namespace conflicts.

Change-Id: Id2a98854e671a7ee5d73be44da5ba1a74252423b
Updates: bz#1193929
Signed-off-by: ShyamsundarR <srangana@redhat.com>

1 files changed, 526 insertions, 0 deletions

diff --git a/libglusterfs/src/glusterfs/compat.h b/libglusterfs/src/glusterfs/compat.h
new file mode 100644
index 00000000000..38c07b5ae7c
--- /dev/null
+++ b/libglusterfs/src/glusterfs/compat.h
@@ -0,0 +1,526 @@
+/*
+  Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com>
+  This file is part of GlusterFS.
+
+  This file is licensed to you under your choice of the GNU Lesser
+  General Public License, version 3 or any later version (LGPLv3 or
+  later), or the GNU General Public License, version 2 (GPLv2), in all
+  cases as published by the Free Software Foundation.
+*/
+
+#ifndef __COMPAT_H__
+#define __COMPAT_H__
+
+#include <stdint.h>
+
+#ifndef LLONG_MAX
+#define LLONG_MAX __LONG_LONG_MAX__ /* compat with old gcc */
+#endif                              /* LLONG_MAX */
+
+#ifdef GF_LINUX_HOST_OS
+
+#define UNIX_PATH_MAX 108
+
+#include <sys/un.h>
+#include <linux/limits.h>
+#include <sys/xattr.h>
+#include <linux/xattr.h>
+#include <endian.h>
+#ifdef HAVE_LINUX_FALLOC_H
+#include <linux/falloc.h>
+#endif
+
+#ifdef HAVE_ENDIAN_H
+#include <endian.h>
+#endif
+
+#ifndef _PATH_UMOUNT
+#define _PATH_UMOUNT "/bin/umount"
+#endif
+#define GF_XATTR_NAME_MAX XATTR_NAME_MAX
+#endif /* GF_LINUX_HOST_OS */
+
+#ifdef HAVE_XATTR_H
+#include <sys/xattr.h>
+#endif
+
+/*
+ * Define the fallocate flags in case we do not have the header. This also
+ * accounts for older systems that do not define FALLOC_FL_PUNCH_HOLE.
+ */
+
+#ifndef FALLOC_FL_KEEP_SIZE
+#define FALLOC_FL_KEEP_SIZE 0x01 /* default is extend size */
+#endif
+#ifndef FALLOC_FL_PUNCH_HOLE
+#define FALLOC_FL_PUNCH_HOLE 0x02 /* de-allocates range */
+#endif
+#ifndef FALLOC_FL_ZERO_RANGE
+#define FALLOC_FL_ZERO_RANGE 0x10 /* zeroes out range */
+#endif
+#ifndef FALLOC_FL_COLLAPSE_RANGE
+#define FALLOC_FL_COLLAPSE_RANGE 0x08 /* reduces the size */
+#endif
+#ifndef FALLOC_FL_INSERT_RANGE
+#define FALLOC_FL_INSERT_RANGE 0x20 /* expands the size */
+#endif
+
+#ifndef HAVE_LLISTXATTR
+
+/* This part is valid only in case of old glibc which doesn't support
+ * 'llistxattr()' system calls.
+ */
+
+#define lremovexattr(path, key) removexattr(path, key)
+#define llistxattr(path, key, size) listxattr(path, key, size)
+#define lgetxattr(path, key, value, size) getxattr(path, key, value, size)
+#define lsetxattr(path, key, value, size, flags)                               \
+    setxattr(path, key, value, size, flags)
+
+#endif /* HAVE_LLISTXATTR */
+
+#ifdef GF_DARWIN_HOST_OS
+#include <machine/endian.h>
+#include <libkern/OSByteOrder.h>
+#include <sys/xattr.h>
+
+#define htobe16(x) OSSwapHostToBigInt16(x)
+#define htole16(x) OSSwapHostToLittleInt16(x)
+#define be16toh(x) OSSwapBigToHostInt16(x)
+#define le16toh(x) OSSwapLittleToHostInt16(x)
+
+#define htobe32(x) OSSwapHostToBigInt32(x)
+#define htole32(x) OSSwapHostToLittleInt32(x)
+#define be32toh(x) OSSwapBigToHostInt32(x)
+#define le32toh(x) OSSwapLittleToHostInt32(x)
+
+#define htobe64(x) OSSwapHostToBigInt64(x)
+#define htole64(x) OSSwapHostToLittleInt64(x)
+#define be64toh(x) OSSwapBigToHostInt64(x)
+#define le64toh(x) OSSwapLittleToHostInt64(x)
+
+#endif
+
+#ifdef GF_BSD_HOST_OS
+/* In case of FreeBSD and NetBSD */
+
+#define UNIX_PATH_MAX 104
+#include <sys/types.h>
+
+#include <sys/un.h>
+#include <sys/endian.h>
+#include <sys/extattr.h>
+#ifdef HAVE_SYS_XATTR_H
+#include <sys/xattr.h>
+#endif /* HAVE_SYS_XATTR_H */
+#include <limits.h>
+
+#include <libgen.h>
+
+#ifndef XATTR_CREATE
+enum {
+    ATTR_CREATE = 1,
+#define XATTR_CREATE ATTR_CREATE
+    ATTR_REPLACE = 2
+#define XATTR_REPLACE ATTR_REPLACE
+};
+#endif /* XATTR_CREATE */
+
+#ifndef sighandler_t
+#define sighandler_t sig_t
+#endif
+
+#ifdef __FreeBSD__
+#undef ino_t
+#define ino_t uint64_t
+#include <sys/types.h>
+#include <sys/extattr.h>
+/* Using NAME_MAX since EXTATTR_MAXNAMELEN is inside a preprocessor conditional
+ * for the kernel
+ */
+#define GF_XATTR_NAME_MAX NAME_MAX
+#endif /* __FreeBSD__ */
+
+#ifdef __NetBSD__
+#define GF_XATTR_NAME_MAX XATTR_NAME_MAX
+#endif
+
+#ifndef ino64_t
+#define ino64_t ino_t
+#endif
+
+#ifndef EUCLEAN
+#define EUCLEAN 0
+#endif
+
+#include <netinet/in.h>
+#ifndef s6_addr16
+#define s6_addr16 __u6_addr.__u6_addr16
+#endif
+#ifndef s6_addr32
+#define s6_addr32 __u6_addr.__u6_addr32
+#endif
+
+#ifndef LOGIN_NAME_MAX
+#define LOGIN_NAME_MAX 256
+#endif
+
+/* Posix dictates NAME_MAX to be used */
+#ifndef NAME_MAX
+#ifdef MAXNAMLEN
+#define NAME_MAX MAXNAMLEN
+#else
+#define NAME_MAX 255
+#endif
+#endif
+
+#define F_GETLK64 F_GETLK
+#define F_SETLK64 F_SETLK
+#define F_SETLKW64 F_SETLKW
+#define FALLOC_FL_KEEP_SIZE 0x01      /* default is extend size */
+#define FALLOC_FL_PUNCH_HOLE 0x02     /* de-allocates range */
+#define FALLOC_FL_ZERO_RANGE 0x10     /* zeroes out range */
+#define FALLOC_FL_INSERT_RANGE 0x20   /* Expands the size */
+#define FALLOC_FL_COLLAPSE_RANGE 0x08 /* Reduces the size */
+
+#ifndef _PATH_UMOUNT
+#define _PATH_UMOUNT "/sbin/umount"
+#endif
+
+void
+gf_extattr_list_reshape(char *list, ssize_t size);
+
+#endif /* GF_BSD_HOST_OS */
+
+#ifdef GF_DARWIN_HOST_OS
+#include <machine/endian.h>
+#include <libkern/OSByteOrder.h>
+
+#define htobe16(x) OSSwapHostToBigInt16(x)
+#define htole16(x) OSSwapHostToLittleInt16(x)
+#define be16toh(x) OSSwapBigToHostInt16(x)
+#define le16toh(x) OSSwapLittleToHostInt16(x)
+
+#define htobe32(x) OSSwapHostToBigInt32(x)
+#define htole32(x) OSSwapHostToLittleInt32(x)
+#define be32toh(x) OSSwapBigToHostInt32(x)
+#define le32toh(x) OSSwapLittleToHostInt32(x)
+
+#define htobe64(x) OSSwapHostToBigInt64(x)
+#define htole64(x) OSSwapHostToLittleInt64(x)
+#define be64toh(x) OSSwapBigToHostInt64(x)
+#define le64toh(x) OSSwapLittleToHostInt64(x)
+
+#define UNIX_PATH_MAX 104
+/* OSX Yosemite now has this defined */
+#ifndef AT_SYMLINK_NOFOLLOW
+#define AT_SYMLINK_NOFOLLOW 0x100
+#endif
+#include <sys/types.h>
+
+#include <sys/un.h>
+#include <sys/xattr.h>
+#include <limits.h>
+
+#include <libgen.h>
+
+#if __DARWIN_64_BIT_INO_T == 0
+#error '64 bit ino_t is must for GlusterFS to work, Compile with "CFLAGS=-D__DARWIN_64_BIT_INO_T"'
+#endif /* __DARWIN_64_BIT_INO_T */
+
+#if __DARWIN_64_BIT_INO_T == 0
+#error '64 bit ino_t is must for GlusterFS to work, Compile with "CFLAGS=-D__DARWIN_64_BIT_INO_T"'
+#endif /* __DARWIN_64_BIT_INO_T */
+
+#ifndef sighandler_t
+#define sighandler_t sig_t
+#endif
+
+#ifndef EUCLEAN
+#define EUCLEAN 0
+#endif
+
+#include <netinet/in.h>
+#ifndef s6_addr16
+#define s6_addr16 __u6_addr.__u6_addr16
+#endif
+#ifndef s6_addr32
+#define s6_addr32 __u6_addr.__u6_addr32
+#endif
+
+/* Posix dictates NAME_MAX to be used */
+#ifndef NAME_MAX
+#ifdef MAXNAMLEN
+#define NAME_MAX MAXNAMLEN
+#else
+#define NAME_MAX 255
+#endif
+#endif
+
+#define F_GETLK64 F_GETLK
+#define F_SETLK64 F_SETLK
+#define F_SETLKW64 F_SETLKW
+
+#ifndef FTW_CONTINUE
+#define FTW_CONTINUE 0
+#endif
+
+#ifndef _PATH_UMOUNT
+#define _PATH_UMOUNT "/sbin/umount"
+#endif
+#endif /* GF_DARWIN_HOST_OS */
+
+#ifdef GF_SOLARIS_HOST_OS
+
+#define UNIX_PATH_MAX 108
+#define EUCLEAN 117
+
+#include <sys/un.h>
+#include <limits.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <sys/fcntl.h>
+#include <libgen.h>
+#include <sys/mkdev.h>
+
+#ifndef lchmod
+#define lchmod chmod
+#endif
+
+#define lgetxattr(path, key, value, size)                                      \
+    solaris_getxattr(path, key, value, size)
+enum {
+    ATTR_CREATE = 1,
+#define XATTR_CREATE ATTR_CREATE
+    ATTR_REPLACE = 2
+#define XATTR_REPLACE ATTR_REPLACE
+};
+
+/* This patch is not present in Solaris 10 and before */
+#ifndef dirfd
+#define dirfd(dirp) ((dirp)->dd_fd)
+#endif
+
+/* Posix dictates NAME_MAX to be used */
+#ifndef NAME_MAX
+#ifdef MAXNAMLEN
+#define NAME_MAX MAXNAMLEN
+#else
+#define NAME_MAX 255
+#endif
+#endif
+
+#include <netinet/in.h>
+#ifndef s6_addr16
+#define S6_ADDR16(x) ((uint16_t *)((char *)&(x).s6_addr))
+#endif
+#ifndef s6_addr32
+#define s6_addr32 _S6_un._S6_u32
+#endif
+
+#define lutimes(filename, times) utimes(filename, times)
+
+#ifndef SEEK_SET
+#define SEEK_SET 0
+#endif
+
+enum {
+    DT_UNKNOWN = 0,
+#define DT_UNKNOWN DT_UNKNOWN
+    DT_FIFO = 1,
+#define DT_FIFO DT_FIFO
+    DT_CHR = 2,
+#define DT_CHR DT_CHR
+    DT_DIR = 4,
+#define DT_DIR DT_DIR
+    DT_BLK = 6,
+#define DT_BLK DT_BLK
+    DT_REG = 8,
+#define DT_REG DT_REG
+    DT_LNK = 10,
+#define DT_LNK DT_LNK
+    DT_SOCK = 12,
+#define DT_SOCK DT_SOCK
+    DT_WHT = 14
+#define DT_WHT DT_WHT
+};
+
+#ifndef _PATH_MOUNTED
+#define _PATH_MOUNTED "/etc/mtab"
+#endif
+#ifndef _PATH_UMOUNT
+#define _PATH_UMOUNT "/sbin/umount"
+#endif
+
+#ifndef O_ASYNC
+#ifdef FASYNC
+#define O_ASYNC FASYNC
+#else
+#define O_ASYNC 0
+#endif
+#endif
+
+#ifndef FTW_CONTINUE
+#define FTW_CONTINUE 0
+#endif
+
+int
+asprintf(char **string_ptr, const char *format, ...);
+
+int
+vasprintf(char **result, const char *format, va_list args);
+char *
+strsep(char **str, const char *delims);
+int
+solaris_listxattr(const char *path, char *list, size_t size);
+int
+solaris_removexattr(const char *path, const char *key);
+int
+solaris_getxattr(const char *path, const char *key, char *value, size_t size);
+int
+solaris_setxattr(const char *path, const char *key, const char *value,
+                 size_t size, int flags);
+int
+solaris_fgetxattr(int fd, const char *key, char *value, size_t size);
+int
+solaris_fsetxattr(int fd, const char *key, const char *value, size_t size,
+                  int flags);
+int
+solaris_flistxattr(int fd, char *list, size_t size);
+
+int
+solaris_rename(const char *oldpath, const char *newpath);
+
+int
+solaris_unlink(const char *pathname);
+
+char *
+mkdtemp(char *temp);
+
+#define GF_SOLARIS_XATTR_DIR ".glusterfs_xattr_inode"
+
+int
+solaris_xattr_resolve_path(const char *real_path, char **path);
+
+#endif /* GF_SOLARIS_HOST_OS */
+
+#ifndef HAVE_ARGP
+#include "argp.h"
+#else
+#include <argp.h>
+#endif /* HAVE_ARGP */
+
+#ifndef HAVE_STRNLEN
+size_t
+strnlen(const char *string, size_t maxlen);
+#endif /* STRNLEN */
+
+#ifndef strdupa
+#define strdupa(s)                                                             \
+    (__extension__({                                                           \
+        __const char *__old = (s);                                             \
+        size_t __len = strlen(__old) + 1;                                      \
+        char *__new = (char *)__builtin_alloca(__len);                         \
+        (char *)memcpy(__new, __old, __len);                                   \
+    }))
+#endif
+
+#define GF_DIR_ALIGN(x) (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1))
+
+#include <sys/types.h>
+#include <dirent.h>
+
+static inline int32_t
+dirent_size(struct dirent *entry)
+{
+    int32_t size = -1;
+
+#ifdef GF_BSD_HOST_OS
+    size = GF_DIR_ALIGN(24 /* FIX MEEEE!!! */ + entry->d_namlen);
+#endif
+#ifdef GF_DARWIN_HOST_OS
+    size = GF_DIR_ALIGN(24 /* FIX MEEEE!!! */ + entry->d_namlen);
+#endif
+#ifdef GF_LINUX_HOST_OS
+    size = GF_DIR_ALIGN(24 /* FIX MEEEE!!! */ + entry->d_reclen);
+#endif
+#ifdef GF_SOLARIS_HOST_OS
+    size = GF_DIR_ALIGN(24 /* FIX MEEEE!!! */ + entry->d_reclen);
+#endif
+    return size;
+}
+
+#ifdef THREAD_UNSAFE_BASENAME
+char *
+basename_r(const char *);
+#define basename(path) basename_r(path)
+#endif /* THREAD_UNSAFE_BASENAME */
+
+#ifdef THREAD_UNSAFE_DIRNAME
+char *
+dirname_r(char *path);
+#define dirname(path) dirname_r(path)
+#endif /* THREAD_UNSAFE_DIRNAME */
+
+#ifdef HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC
+/* Linux, Solaris, Cygwin */
+#define ST_ATIM_SEC(stbuf) ((stbuf)->st_atim.tv_sec)
+#define ST_CTIM_SEC(stbuf) ((stbuf)->st_ctim.tv_sec)
+#define ST_MTIM_SEC(stbuf) ((stbuf)->st_mtim.tv_sec)
+#define ST_ATIM_SEC_SET(stbuf, val) ((stbuf)->st_atim.tv_sec = (val))
+#define ST_MTIM_SEC_SET(stbuf, val) ((stbuf)->st_mtim.tv_sec = (val))
+#define ST_CTIM_SEC_SET(stbuf, val) ((stbuf)->st_ctim.tv_sec = (val))
+#define ST_ATIM_NSEC(stbuf) ((stbuf)->st_atim.tv_nsec)
+#define ST_CTIM_NSEC(stbuf) ((stbuf)->st_ctim.tv_nsec)
+#define ST_MTIM_NSEC(stbuf) ((stbuf)->st_mtim.tv_nsec)
+#define ST_ATIM_NSEC_SET(stbuf, val) ((stbuf)->st_atim.tv_nsec = (val))
+#define ST_MTIM_NSEC_SET(stbuf, val) ((stbuf)->st_mtim.tv_nsec = (val))
+#define ST_CTIM_NSEC_SET(stbuf, val) ((stbuf)->st_ctim.tv_nsec = (val))
+#elif defined(HAVE_STRUCT_STAT_ST_ATIMESPEC_TV_NSEC)
+/* FreeBSD, NetBSD */
+#define ST_ATIM_SEC(stbuf) ((stbuf)->st_atimespec.tv_sec)
+#define ST_CTIM_SEC(stbuf) ((stbuf)->st_ctimespec.tv_sec)
+#define ST_MTIM_SEC(stbuf) ((stbuf)->st_mtimespec.tv_sec)
+#define ST_ATIM_SEC_SET(stbuf, val) ((stbuf)->st_atimespec.tv_sec = (val))
+#define ST_MTIM_SEC_SET(stbuf, val) ((stbuf)->st_mtimespec.tv_sec = (val))
+#define ST_CTIM_SEC_SET(stbuf, val) ((stbuf)->st_ctimespec.tv_sec = (val))
+#define ST_ATIM_NSEC(stbuf) ((stbuf)->st_atimespec.tv_nsec)
+#define ST_CTIM_NSEC(stbuf) ((stbuf)->st_ctimespec.tv_nsec)
+#define ST_MTIM_NSEC(stbuf) ((stbuf)->st_mtimespec.tv_nsec)
+#define ST_ATIM_NSEC_SET(stbuf, val) ((stbuf)->st_atimespec.tv_nsec = (val))
+#define ST_MTIM_NSEC_SET(stbuf, val) ((stbuf)->st_mtimespec.tv_nsec = (val))
+#define ST_CTIM_NSEC_SET(stbuf, val) ((stbuf)->st_ctimespec.tv_nsec = (val))
+#else
+#define ST_ATIM_NSEC(stbuf) (0)
+#define ST_CTIM_NSEC(stbuf) (0)
+#define ST_MTIM_NSEC(stbuf) (0)
+#define ST_ATIM_NSEC_SET(stbuf, val)                                           \
+    do {                                                                       \
+    } while (0);
+#define ST_MTIM_NSEC_SET(stbuf, val)                                           \
+    do {                                                                       \
+    } while (0);
+#define ST_CTIM_NSEC_SET(stbuf, val)                                           \
+    do {                                                                       \
+    } while (0);
+#endif
+
+#ifdef GF_BSD_HOST_OS
+#define CLOCK_REALTIME_COARSE CLOCK_REALTIME
+#endif
+
+#if defined(__GNUC__) && !defined(RELAX_POISONING)
+/* Use run API, see run.h */
+#include <stdlib.h> /* system(), mkostemp() */
+#include <stdio.h>  /* popen() */
+#pragma GCC poison system mkostemp popen
+#endif
+
+int
+gf_umount_lazy(char *xlname, char *path, int rmdir);
+
+#ifndef GF_XATTR_NAME_MAX
+#error 'Please define GF_XATTR_NAME_MAX for your OS distribution.'
+#endif
+
+#endif /* __COMPAT_H__ */