diff options
Diffstat (limited to 'newlib/libc/reent/stat64r.c')
-rw-r--r-- | newlib/libc/reent/stat64r.c | 68 |
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) */ |