[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/misc/efgcvt.c b/ap/libc/glibc/glibc-2.22/misc/efgcvt.c
new file mode 100644
index 0000000..7c79391
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/misc/efgcvt.c
@@ -0,0 +1,131 @@
+/* Compatibility functions for floating point formatting.
+ Copyright (C) 1995-2015 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/param.h>
+#include <float.h>
+#include <bits/libc-lock.h>
+#include <math_ldbl_opt.h>
+
+#ifndef FLOAT_TYPE
+# define FLOAT_TYPE double
+# define FUNC_PREFIX
+# define FLOAT_FMT_FLAG
+/* Actually we have to write (DBL_DIG + log10 (DBL_MAX_10_EXP)) but we
+ don't have log10 available in the preprocessor. */
+# define MAXDIG (NDIGIT_MAX + 3)
+# define FCVT_MAXDIG (DBL_MAX_10_EXP + MAXDIG)
+# if DBL_MANT_DIG == 53
+# define NDIGIT_MAX 17
+# elif DBL_MANT_DIG == 24
+# define NDIGIT_MAX 9
+# elif DBL_MANT_DIG == 56
+# define NDIGIT_MAX 18
+# else
+/* See IEEE 854 5.6, table 2 for this formula. Unfortunately we need a
+ compile time constant here, so we cannot use it. */
+# error "NDIGIT_MAX must be precomputed"
+# define NDIGIT_MAX (lrint (ceil (M_LN2 / M_LN10 * DBL_MANT_DIG + 1.0)))
+# endif
+#else
+# define LONG_DOUBLE_CVT
+#endif
+
+#define APPEND(a, b) APPEND2 (a, b)
+#define APPEND2(a, b) a##b
+#define __APPEND(a, b) __APPEND2 (a, b)
+#define __APPEND2(a, b) __##a##b
+
+
+#define FCVT_BUFFER APPEND (FUNC_PREFIX, fcvt_buffer)
+#define FCVT_BUFPTR APPEND (FUNC_PREFIX, fcvt_bufptr)
+#define ECVT_BUFFER APPEND (FUNC_PREFIX, ecvt_buffer)
+
+
+static char FCVT_BUFFER[MAXDIG];
+static char ECVT_BUFFER[MAXDIG];
+libc_freeres_ptr (static char *FCVT_BUFPTR);
+
+char *
+__APPEND (FUNC_PREFIX, fcvt) (value, ndigit, decpt, sign)
+ FLOAT_TYPE value;
+ int ndigit, *decpt, *sign;
+{
+ if (FCVT_BUFPTR == NULL)
+ {
+ if (__APPEND (FUNC_PREFIX, fcvt_r) (value, ndigit, decpt, sign,
+ FCVT_BUFFER, MAXDIG) != -1)
+ return FCVT_BUFFER;
+
+ FCVT_BUFPTR = (char *) malloc (FCVT_MAXDIG);
+ if (FCVT_BUFPTR == NULL)
+ return FCVT_BUFFER;
+ }
+
+ (void) __APPEND (FUNC_PREFIX, fcvt_r) (value, ndigit, decpt, sign,
+ FCVT_BUFPTR, FCVT_MAXDIG);
+
+ return FCVT_BUFPTR;
+}
+
+
+char *
+__APPEND (FUNC_PREFIX, ecvt) (value, ndigit, decpt, sign)
+ FLOAT_TYPE value;
+ int ndigit, *decpt, *sign;
+{
+ (void) __APPEND (FUNC_PREFIX, ecvt_r) (value, ndigit, decpt, sign,
+ ECVT_BUFFER, MAXDIG);
+
+ return ECVT_BUFFER;
+}
+
+char *
+__APPEND (FUNC_PREFIX, gcvt) (value, ndigit, buf)
+ FLOAT_TYPE value;
+ int ndigit;
+ char *buf;
+{
+ sprintf (buf, "%.*" FLOAT_FMT_FLAG "g", MIN (ndigit, NDIGIT_MAX), value);
+ return buf;
+}
+
+#if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0)
+# ifdef LONG_DOUBLE_CVT
+# define cvt_symbol(symbol) \
+ cvt_symbol_1 (libc, __APPEND (FUNC_PREFIX, symbol), \
+ APPEND (FUNC_PREFIX, symbol), GLIBC_2_4)
+# define cvt_symbol_1(lib, local, symbol, version) \
+ versioned_symbol (lib, local, symbol, version)
+# else
+# define cvt_symbol(symbol) \
+ cvt_symbol_1 (libc, __APPEND (FUNC_PREFIX, symbol), \
+ APPEND (q, symbol), GLIBC_2_0); \
+ strong_alias (__APPEND (FUNC_PREFIX, symbol), APPEND (FUNC_PREFIX, symbol))
+# define cvt_symbol_1(lib, local, symbol, version) \
+ compat_symbol (lib, local, symbol, version)
+# endif
+#else
+# define cvt_symbol(symbol) \
+ strong_alias (__APPEND (FUNC_PREFIX, symbol), APPEND (FUNC_PREFIX, symbol))
+#endif
+cvt_symbol(fcvt);
+cvt_symbol(ecvt);
+cvt_symbol(gcvt);