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authorPikalaxALT <pikalaxalt@gmail.com>2017-12-15 09:38:53 -0500
committerPikalaxALT <pikalaxalt@gmail.com>2017-12-15 09:39:34 -0500
commitf95a4a932476be2ba99e2fd081e8d2bc6ea12813 (patch)
tree75f67192cb2d7b7b575c94edda318e475239b63c /newlib/libc/reent/statr.c
parentf60aca96985e68c7d8a52eb7bc955fb80e132f73 (diff)
Import newlib and create makefile
Diffstat (limited to 'newlib/libc/reent/statr.c')
-rw-r--r--newlib/libc/reent/statr.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/newlib/libc/reent/statr.c b/newlib/libc/reent/statr.c
new file mode 100644
index 0000000..55d29bd
--- /dev/null
+++ b/newlib/libc/reent/statr.c
@@ -0,0 +1,67 @@
+/* Reentrant versions of stat system call. This implementation just
+ calls the stat system call. */
+
+#include <reent.h>
+#include <unistd.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_stat_syscalls = 1;
+
+#else
+
+/* We use the errno variable used by the system dependent layer. */
+#undef errno
+extern int errno;
+
+/*
+FUNCTION
+ <<_stat_r>>---Reentrant version of stat
+
+INDEX
+ _stat_r
+
+ANSI_SYNOPSIS
+ #include <reent.h>
+ int _stat_r(struct _reent *<[ptr]>,
+ const char *<[file]>, struct stat *<[pstat]>);
+
+TRAD_SYNOPSIS
+ #include <reent.h>
+ int _stat_r(<[ptr]>, <[file]>, <[pstat]>)
+ struct _reent *<[ptr]>;
+ char *<[file]>;
+ struct stat *<[pstat]>;
+
+DESCRIPTION
+ This is a reentrant version of <<stat>>. It
+ takes a pointer to the global data block, which holds
+ <<errno>>.
+*/
+
+int
+_stat_r (ptr, file, pstat)
+ struct _reent *ptr;
+ _CONST char *file;
+ struct stat *pstat;
+{
+ int ret;
+
+ errno = 0;
+ if ((ret = _stat (file, pstat)) == -1 && errno != 0)
+ ptr->_errno = errno;
+ return ret;
+}
+
+#endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */