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authorRich Felker <dalias@aerifal.cx>2011-09-19 23:35:48 -0400
committerRich Felker <dalias@aerifal.cx>2011-09-19 23:35:48 -0400
commit114c80f1416617399c85c2df09dd307532399903 (patch)
tree5168ccc178e9b854385fa23caab3e055ea7a555c /src/stat
parent8c07f6eac843c2acb217083d48c4cef95f2b891c (diff)
downloadmusl-114c80f1416617399c85c2df09dd307532399903.tar.gz
fix the definition of struct statvfs to match lsb abi
at the same time, make struct statfs match the traditional definition and make it more useful, especially the fsid_t stuff.
Diffstat (limited to 'src/stat')
-rw-r--r--src/stat/fstatvfs.c17
-rw-r--r--src/stat/statvfs.c48
2 files changed, 46 insertions, 19 deletions
diff --git a/src/stat/fstatvfs.c b/src/stat/fstatvfs.c
deleted file mode 100644
index 806c3fd4..00000000
--- a/src/stat/fstatvfs.c
+++ /dev/null
@@ -1,17 +0,0 @@
-#include <sys/statvfs.h>
-#include "syscall.h"
-#include "libc.h"
-
-int fstatvfs(int fd, struct statvfs *buf)
-{
-#ifdef SYS_fstatfs64
- return syscall(SYS_fstatfs64, fd, sizeof *buf, buf);
-#else
- return syscall(SYS_fstatfs, fd, buf);
-#endif
-}
-
-weak_alias(fstatvfs, fstatfs);
-
-LFS64(fstatvfs);
-LFS64(fstatfs);
diff --git a/src/stat/statvfs.c b/src/stat/statvfs.c
index e72c225c..11ad7543 100644
--- a/src/stat/statvfs.c
+++ b/src/stat/statvfs.c
@@ -1,8 +1,9 @@
#include <sys/statvfs.h>
+#include <sys/statfs.h>
#include "syscall.h"
#include "libc.h"
-int statvfs(const char *path, struct statvfs *buf)
+int __statfs(const char *path, struct statfs *buf)
{
#ifdef SYS_statfs64
return syscall(SYS_statfs64, path, sizeof *buf, buf);
@@ -11,7 +12,50 @@ int statvfs(const char *path, struct statvfs *buf)
#endif
}
-weak_alias(statvfs, statfs);
+int __fstatfs(int fd, struct statfs *buf)
+{
+#ifdef SYS_fstatfs64
+ return syscall(SYS_fstatfs64, fd, sizeof *buf, buf);
+#else
+ return syscall(SYS_fstatfs, fd, buf);
+#endif
+}
+
+weak_alias(__statfs, statfs);
+weak_alias(__fstatfs, fstatfs);
+
+static void fixup(struct statvfs *out, const struct statfs *in)
+{
+ out->f_bsize = in->f_bsize;
+ out->f_frsize = in->f_bsize;
+ out->f_blocks = in->f_blocks;
+ out->f_bfree = in->f_bfree;
+ out->f_bavail = in->f_bavail;
+ out->f_files = in->f_files;
+ out->f_ffree = in->f_ffree;
+ out->f_favail = 0;
+ out->f_fsid = in->f_fsid.val[0];
+ out->f_flag = in->f_flags;
+ out->f_namemax = in->f_namelen;
+}
+
+int statvfs(const char *path, struct statvfs *buf)
+{
+ struct statfs kbuf;
+ if (__statfs(path, &kbuf)<0) return -1;
+ fixup(buf, &kbuf);
+ return 0;
+}
+
+int fstatvfs(int fd, struct statvfs *buf)
+{
+ struct statfs kbuf;
+ if (__fstatfs(fd, &kbuf)<0) return -1;
+ fixup(buf, &kbuf);
+ return 0;
+}
LFS64(statvfs);
LFS64(statfs);
+LFS64(fstatvfs);
+LFS64(fstatfs);