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authorJeff Johnston <jjohnstn@redhat.com>2008-11-25 00:16:06 +0300
committerJeff Johnston <jjohnstn@redhat.com>2008-11-25 00:16:06 +0300
commit0ef912dfc442abcadcc8a6f01c6a6de86a8a2ea9 (patch)
tree98f4ecb977037458d569cef636991574628f787d /newlib/libc/reent/stat64r.c
parent9aa929ef17d4518dde4f508d12eb984840df376e (diff)
2008-11-24 Jeff Johnston <jjohnstn@redhat.com>
* libc/search/hash_func.c: Comment out unused static hash functions. * libc/reent/stat64r.c: New file. * libc/reent/Makefile.am: Add stat64r.c support. * libc/reent/Makefile.in: Regenerated.
Diffstat (limited to 'newlib/libc/reent/stat64r.c')
-rw-r--r--newlib/libc/reent/stat64r.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/newlib/libc/reent/stat64r.c b/newlib/libc/reent/stat64r.c
new file mode 100644
index 000000000..695b7f813
--- /dev/null
+++ b/newlib/libc/reent/stat64r.c
@@ -0,0 +1,68 @@
+/* Reentrant versions of stat64 system call. This implementation just
+ calls the stat64 system call. */
+
+#include <reent.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <_syslist.h>
+
+/* Some targets provides their own versions of these functions. Those
+ targets should define REENTRANT_SYSCALLS_PROVIDED in
+ TARGET_CFLAGS. */
+
+#ifdef _REENT_ONLY
+#ifndef REENTRANT_SYSCALLS_PROVIDED
+#define REENTRANT_SYSCALLS_PROVIDED
+#endif
+#endif
+
+#ifdef REENTRANT_SYSCALLS_PROVIDED
+
+int _dummy_stat64_syscalls = 1;
+
+#else
+
+/* We use the errno variable used by the system dependent layer. */
+#undef errno
+extern int errno;
+
+/*
+FUNCTION
+ <<_stat64_r>>---Reentrant version of stat64
+
+INDEX
+ _stat64_r
+
+ANSI_SYNOPSIS
+ #include <reent.h>
+ int _stat64_r(struct _reent *<[ptr]>,
+ const char *<[file]>, struct stat64 *<[pstat]>);
+
+TRAD_SYNOPSIS
+ #include <reent.h>
+ int _stat64_r(<[ptr]>, <[file]>, <[pstat]>)
+ struct _reent *<[ptr]>;
+ char *<[file]>;
+ struct stat64 *<[pstat]>;
+
+DESCRIPTION
+ This is a reentrant version of <<stat64>>. It
+ takes a pointer to the global data block, which holds
+ <<errno>>.
+*/
+
+int
+_DEFUN (_stat64_r, (ptr, file, pstat),
+ struct _reent *ptr _AND
+ _CONST char *file _AND
+ struct stat64 *pstat)
+{
+ int ret;
+
+ errno = 0;
+ if ((ret = _stat64 (file, pstat)) == -1 && errno != 0)
+ ptr->_errno = errno;
+ return ret;
+}
+
+#endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */