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* win32/win32.c, include/ruby/win32.h (ustatfs): implementation of

statfs(2) clone. [EXPERIMENTAL]

* file.c (rb_io_statfs): use above function.

* configure.in, win32/Makefile.sub (struct statfs): available.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45672 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2014-04-22 15:45:00 +00:00
parent 900ede4053
commit 86dc863bd8
6 changed files with 83 additions and 1 deletions

View file

@ -1,3 +1,12 @@
Wed Apr 23 00:43:00 2014 NAKAMURA Usaku <usa@ruby-lang.org>
* win32/win32.c, include/ruby/win32.h (ustatfs): implementation of
statfs(2) clone. [EXPERIMENTAL]
* file.c (rb_io_statfs): use above function.
* configure.in, win32/Makefile.sub (struct statfs): available.
Tue Apr 22 23:56:24 2014 NAKAMURA Usaku <usa@ruby-lang.org>
* file.c (rb_io_stafs): use statfs(2) if fstatfs(2) is unavailable.

View file

@ -1059,6 +1059,8 @@ main()
ac_cv_func_clock_gettime=yes
ac_cv_func_clock_getres=yes
ac_cv_func_malloc_usable_size=no
ac_cv_struct_statfs=yes
ac_cv_member_struct_statfs_f_fstypename=yes
{ test "$target_cpu" = x64 && ac_cv_func___builtin_setjmp=no; }
AC_CHECK_TYPE([NET_LUID], [], [],
[@%:@include <windows.h>

8
file.c
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@ -115,6 +115,8 @@ static VALUE rb_statfs_new(const struct statfs *st);
#define unlink(p) rb_w32_uunlink(p)
#undef rename
#define rename(f, t) rb_w32_urename((f), (t))
#undef statfs
#define statfs(f, s) ustatfs((f), (s))
#else
#define STAT(p, s) stat((p), (s))
#endif
@ -1118,12 +1120,16 @@ rb_io_statfs(VALUE obj)
{
rb_io_t *fptr;
struct statfs st;
#ifndef HAVE_FSTATFS
VALUE path;
#endif
GetOpenFile(obj, fptr);
#ifdef HAVE_FSTATFS
if (fstatfs(fptr->fd, &st) == -1)
#else
if (statfs(RSTRING_PTR(fptr->pathv), &st) == -1)
path = rb_str_encode_ospath(fptr->pathv);
if (statfs(StringValueCStr(path), &st) == -1)
#endif
{
rb_sys_fail_path(fptr->pathv);

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@ -262,6 +262,20 @@ struct ifaddrs {
#define IFF_POINTOPOINT IFF_POINTTOPOINT
#endif
/* for ustatfs() */
typedef uint32_t fsid_t;
struct statfs {
uint32_t f_type;
uint64_t f_bsize;
uint64_t f_blocks;
uint64_t f_bfree;
int64_t f_bavail;
uint64_t f_files;
uint64_t f_ffree;
fsid_t f_fsid;
char f_fstypename[MAX_PATH];
};
extern DWORD rb_w32_osid(void);
extern rb_pid_t rb_w32_pipe_exec(const char *, const char *, int, int *, int *);
extern int flock(int fd, int oper);
@ -347,6 +361,7 @@ extern int rb_w32_uaccess(const char *, int);
extern char rb_w32_fd_is_text(int);
extern int rb_w32_fstati64(int, struct stati64 *);
extern int rb_w32_dup2(int, int);
extern int ustatfs(const char *, struct statfs *);
#ifdef __BORLANDC__
extern off_t _lseeki64(int, off_t, int);

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@ -699,6 +699,8 @@ $(CONFIG_H): $(MKFILES) $(srcdir)/win32/Makefile.sub $(win_srcdir)/Makefile.sub
#define SETPGRP_VOID 1
#define RSHIFT(x,y) ((x)>>(int)y)
#define HAVE_RB_FD_INIT 1
#define HAVE_STRUCT_STATFS 1
#define HAVE_STRUCT_STATFS_F_FSTYPENAME 1
#define RUBY_SETJMP(env) _setjmp(env)
#define RUBY_LONGJMP(env,val) longjmp(env,val)
#define RUBY_JMP_BUF jmp_buf

View file

@ -5864,6 +5864,54 @@ rb_w32_pipe(int fds[2])
return 0;
}
/* License: Ruby's */
int
ustatfs(const char *path, struct statfs *buf)
{
WCHAR *wpath = utf8_to_wstr(path, NULL);
WCHAR root[MAX_PATH], system[8];
DWORD serial, spc, bps, unused, total;
char *tmp;
if (!wpath) {
return -1;
}
if (!GetVolumePathNameW(wpath, root, sizeof(root) / sizeof(WCHAR))) {
free(wpath);
errno = map_errno(GetLastError());
return -1;
}
free(wpath);
if (!GetVolumeInformationW(root, NULL, 0, &serial, NULL, NULL,
system, sizeof(system) / sizeof(WCHAR))) {
errno = map_errno(GetLastError());
return -1;
}
if (!GetDiskFreeSpaceW(root, &spc, &bps, &unused, &total)) {
errno = map_errno(GetLastError());
return -1;
}
tmp = wstr_to_filecp(system, NULL);
if (!tmp) {
return -1;
}
strlcpy(buf->f_fstypename, tmp, sizeof(buf->f_fstypename));
free(tmp);
buf->f_type = 0;
buf->f_bsize = (uint64_t)spc * bps;
buf->f_blocks = total;
buf->f_bfree = buf->f_bavail = unused;
buf->f_files = buf->f_ffree = 0;
buf->f_fsid = serial;
return 0;
}
/* License: Ruby's */
static int
console_emulator_p(void)