[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/stdlib/getpt.c b/ap/build/uClibc/libc/stdlib/getpt.c
new file mode 100644
index 0000000..2d8b207
--- /dev/null
+++ b/ap/build/uClibc/libc/stdlib/getpt.c
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+/* Copyright (C) 1998, 1999, 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <paths.h>
+#include <sys/statfs.h>
+
+extern __typeof(statfs) __libc_statfs;
+
+
+#if !defined __ASSUME_DEVPTS__
+
+/* Constant that identifies the `devpts' filesystem. */
+# define DEVPTS_SUPER_MAGIC 0x1cd1
+/* Constant that identifies the `devfs' filesystem. */
+# define DEVFS_SUPER_MAGIC 0x1373
+#endif
+
+/* Path to the master pseudo terminal cloning device. */
+#define _PATH_DEVPTMX _PATH_DEV "ptmx"
+/* Directory containing the UNIX98 pseudo terminals. */
+#define _PATH_DEVPTS _PATH_DEV "pts"
+
+#if !defined __UNIX98PTY_ONLY__ && defined __UCLIBC_HAS_GETPT__
+/* Prototype for function that opens BSD-style master pseudo-terminals. */
+extern int __bsd_getpt (void) attribute_hidden;
+#endif
+
+/* Open a master pseudo terminal and return its file descriptor. */
+int
+posix_openpt (int flags)
+{
+#define have_no_dev_ptmx (1<<0)
+#define devpts_mounted (1<<1)
+#if !defined __UNIX98PTY_ONLY__
+ static smallint _state;
+#endif
+ int fd;
+
+#if !defined __UNIX98PTY_ONLY__
+ if (!(_state & have_no_dev_ptmx))
+#endif
+ {
+ fd = open (_PATH_DEVPTMX, flags);
+ if (fd != -1)
+ {
+#if defined __ASSUME_DEVPTS__
+ return fd;
+#else
+ struct statfs fsbuf;
+
+ /* Check that the /dev/pts filesystem is mounted
+ or if /dev is a devfs filesystem (this implies /dev/pts). */
+ if (
+#if !defined __UNIX98PTY_ONLY__
+ (_state & devpts_mounted) ||
+#endif
+ (__libc_statfs (_PATH_DEVPTS, &fsbuf) == 0
+ && fsbuf.f_type == DEVPTS_SUPER_MAGIC)
+ || (__libc_statfs (_PATH_DEV, &fsbuf) == 0
+ && fsbuf.f_type == DEVFS_SUPER_MAGIC))
+ {
+ /* Everything is ok. */
+#if !defined __UNIX98PTY_ONLY__
+ _state |= devpts_mounted;
+#endif
+ return fd;
+ }
+
+ /* If /dev/pts is not mounted then the UNIX98 pseudo terminals
+ are not usable. */
+ close (fd);
+#if !defined __UNIX98PTY_ONLY__
+ _state |= have_no_dev_ptmx;
+#endif
+#endif
+ }
+ else
+ {
+#if !defined __UNIX98PTY_ONLY__
+ if (errno == ENOENT || errno == ENODEV)
+ _state |= have_no_dev_ptmx;
+ else
+#endif
+ return -1;
+ }
+ }
+#if !defined __UNIX98PTY_ONLY__ && defined __UCLIBC_HAS_GETPT__
+ /* If we have no ptmx then ignore flags and use the fallback. */
+ if (_state & have_no_dev_ptmx)
+ return __bsd_getpt();
+#endif
+ return -1;
+}
+libc_hidden_def(posix_openpt)
+#undef have_no_dev_ptmx
+#undef devpts_mounted
+
+#if defined __USE_GNU && defined __UCLIBC_HAS_GETPT__
+int getpt (void)
+{
+ return posix_openpt(O_RDWR);
+}
+
+#if !defined __UNIX98PTY_ONLY__ && defined __UCLIBC_HAS_GETPT__
+# define PTYNAME1 "pqrstuvwxyzabcde";
+# define PTYNAME2 "0123456789abcdef";
+
+# define __getpt __bsd_getpt
+# include "bsd_getpt.c"
+#endif
+#endif /* GNU && __UCLIBC_HAS_GETPT__ */