From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001
From: Duncan Wilkie <antigravityd@gmail.com>
Date: Sat, 18 Nov 2023 06:11:09 -0600
Subject: Initial commit.

---
 gmp-6.3.0/mpf/inp_str.c | 92 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 gmp-6.3.0/mpf/inp_str.c

(limited to 'gmp-6.3.0/mpf/inp_str.c')

diff --git a/gmp-6.3.0/mpf/inp_str.c b/gmp-6.3.0/mpf/inp_str.c
new file mode 100644
index 0000000..c661a79
--- /dev/null
+++ b/gmp-6.3.0/mpf/inp_str.c
@@ -0,0 +1,92 @@
+/* mpf_inp_str(dest_float, stream, base) -- Input a number in base
+   BASE from stdio stream STREAM and store the result in DEST_FLOAT.
+
+Copyright 1996, 2000-2002, 2005 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of either:
+
+  * 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.
+
+or
+
+  * the GNU General Public License as published by the Free Software
+    Foundation; either version 2 of the License, or (at your option) any
+    later version.
+
+or both in parallel, as here.
+
+The GNU MP 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 General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library.  If not,
+see https://www.gnu.org/licenses/.  */
+
+#include <stdio.h>
+#include <ctype.h>
+#include "gmp-impl.h"
+
+size_t
+mpf_inp_str (mpf_ptr rop, FILE *stream, int base)
+{
+  char *str;
+  size_t alloc_size, str_size;
+  int c;
+  int res;
+  size_t nread;
+
+  if (stream == 0)
+    stream = stdin;
+
+  alloc_size = 100;
+  str = __GMP_ALLOCATE_FUNC_TYPE (alloc_size, char);
+  str_size = 0;
+  nread = 0;
+
+  /* Skip whitespace.  */
+  do
+    {
+      c = getc (stream);
+      nread++;
+    }
+  while (isspace (c));
+
+  for (;;)
+    {
+      if (str_size >= alloc_size)
+	{
+	  size_t old_alloc_size = alloc_size;
+	  alloc_size = alloc_size * 3 / 2;
+	  str = __GMP_REALLOCATE_FUNC_TYPE (str, old_alloc_size, alloc_size, char);
+	}
+      if (c == EOF || isspace (c))
+	break;
+      str[str_size++] = c;
+      c = getc (stream);
+    }
+  ungetc (c, stream);
+  nread--;
+
+  if (str_size >= alloc_size)
+    {
+      size_t old_alloc_size = alloc_size;
+      alloc_size = alloc_size * 3 / 2;
+      str = __GMP_REALLOCATE_FUNC_TYPE (str, old_alloc_size, alloc_size, char);
+    }
+  str[str_size] = 0;
+
+  res = mpf_set_str (rop, str, base);
+  (*__gmp_free_func) (str, alloc_size);
+
+  if (res == -1)
+    return 0;			/* error */
+
+  return str_size + nread;
+}
-- 
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