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Diffstat (limited to 'Build/source/libs/mpfr/mpfr-3.1.2/src/printf.c')
-rw-r--r--Build/source/libs/mpfr/mpfr-3.1.2/src/printf.c215
1 files changed, 215 insertions, 0 deletions
diff --git a/Build/source/libs/mpfr/mpfr-3.1.2/src/printf.c b/Build/source/libs/mpfr/mpfr-3.1.2/src/printf.c
new file mode 100644
index 00000000000..10a67c4d978
--- /dev/null
+++ b/Build/source/libs/mpfr/mpfr-3.1.2/src/printf.c
@@ -0,0 +1,215 @@
+/* mpfr_printf -- printf function and friends.
+
+Copyright 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
+Contributed by the AriC and Caramel projects, INRIA.
+
+This file is part of the GNU MPFR Library.
+
+The GNU MPFR 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 3 of the License, or (at your
+option) any later version.
+
+The GNU MPFR 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 MPFR Library; see the file COPYING.LESSER. If not, see
+http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
+51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/* The mpfr_printf-like functions are defined only if <stdarg.h> exists */
+#ifdef HAVE_STDARG
+
+#include <stdarg.h>
+
+#ifndef HAVE_VA_COPY
+# ifdef HAVE___VA_COPY
+# define va_copy(dst,src) __va_copy(dst, src)
+# else
+/* autoconf manual advocates this fallback.
+ This is also the solution chosen by gmp */
+# define va_copy(dst,src) \
+ do { memcpy(&(dst), &(src), sizeof(va_list)); } while (0)
+# endif /* HAVE___VA_COPY */
+#endif /* HAVE_VA_COPY */
+
+#include <errno.h>
+#include "mpfr-impl.h"
+
+#ifdef _MPFR_H_HAVE_FILE
+
+/* Each printf-like function calls mpfr_vasprintf which
+ - returns the number of characters in the returned string excluding the
+ terminating null
+ - returns -1 and sets the erange flag if the number of produced characters
+ exceeds INT_MAX (in that case, also sets errno to EOVERFLOW in POSIX
+ systems) */
+
+#define GET_STR_VA(sz, str, fmt, ap) \
+ do \
+ { \
+ sz = mpfr_vasprintf (&(str), fmt, ap); \
+ if (sz < 0) \
+ { \
+ if (str) \
+ mpfr_free_str (str); \
+ return -1; \
+ } \
+ } while (0)
+
+#define GET_STR(sz, str, fmt) \
+ do \
+ { \
+ va_list ap; \
+ va_start(ap, fmt); \
+ sz = mpfr_vasprintf (&(str), fmt, ap); \
+ va_end (ap); \
+ if (sz < 0) \
+ { \
+ if (str) \
+ mpfr_free_str (str); \
+ return -1; \
+ } \
+ } while (0)
+
+int
+mpfr_printf (const char *fmt, ...)
+{
+ char *str;
+ int ret;
+
+ GET_STR (ret, str, fmt);
+ ret = printf ("%s", str);
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+int
+mpfr_vprintf (const char *fmt, va_list ap)
+{
+ char *str;
+ int ret;
+
+ GET_STR_VA (ret, str, fmt, ap);
+ ret = printf ("%s", str);
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+
+int
+mpfr_fprintf (FILE *fp, const char *fmt, ...)
+{
+ char *str;
+ int ret;
+
+ GET_STR (ret, str, fmt);
+ ret = fprintf (fp, "%s", str);
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+int
+mpfr_vfprintf (FILE *fp, const char *fmt, va_list ap)
+{
+ char *str;
+ int ret;
+
+ GET_STR_VA (ret, str, fmt, ap);
+ ret = fprintf (fp, "%s", str);
+
+ mpfr_free_str (str);
+ return ret;
+}
+#endif /* _MPFR_H_HAVE_FILE */
+
+int
+mpfr_sprintf (char *buf, const char *fmt, ...)
+{
+ char *str;
+ int ret;
+
+ GET_STR (ret, str, fmt);
+ ret = sprintf (buf, "%s", str);
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+int
+mpfr_vsprintf (char *buf, const char *fmt, va_list ap)
+{
+ char *str;
+ int ret;
+
+ GET_STR_VA (ret, str, fmt, ap);
+ ret = sprintf (buf, "%s", str);
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+int
+mpfr_snprintf (char *buf, size_t size, const char *fmt, ...)
+{
+ char *str;
+ int ret;
+ size_t min_size;
+
+ GET_STR (ret, str, fmt);
+
+ /* C99 allows SIZE to be zero */
+ if (size != 0)
+ {
+ MPFR_ASSERTN (buf != NULL);
+ min_size = (size_t)ret < size ? (size_t)ret : size - 1;
+ strncpy (buf, str, min_size);
+ buf[min_size] = '\0';
+ }
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+int
+mpfr_vsnprintf (char *buf, size_t size, const char *fmt, va_list ap)
+{
+ char *str;
+ int ret;
+ int min_size;
+
+ GET_STR_VA (ret, str, fmt, ap);
+
+ /* C99 allows SIZE to be zero */
+ if (size != 0)
+ {
+ MPFR_ASSERTN (buf != NULL);
+ min_size = (size_t)ret < size ? (size_t)ret : size - 1;
+ strncpy (buf, str, min_size);
+ buf[min_size] = '\0';
+ }
+
+ mpfr_free_str (str);
+ return ret;
+}
+
+int
+mpfr_asprintf (char **pp, const char *fmt, ...)
+{
+ int ret;
+
+ GET_STR (ret, *pp, fmt);
+
+ return ret;
+}
+#endif /* HAVE_STDARG */