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authorH. Peter Anvin <hpa@zytor.com>2007-01-25 13:58:29 -0800
committerH. Peter Anvin <hpa@zytor.com>2007-01-25 13:58:29 -0800
commit5ed6636a950d39bc2fec9b3485f229eb7f0852e1 (patch)
tree9e714727466f16ddee56fbc4452c3e1a83d85b5b
parentef80edcda1d202abf19e69fd510b0a3e5ca3752d (diff)
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Compilation fix for older gcc where __DBL_*_EXP__ isn't defined
-rw-r--r--com32/include/math.h7
-rw-r--r--com32/lib/math/strtod.c68
2 files changed, 42 insertions, 33 deletions
diff --git a/com32/include/math.h b/com32/include/math.h
index 5aaa9ada..e3d248fd 100644
--- a/com32/include/math.h
+++ b/com32/include/math.h
@@ -1,6 +1,13 @@
#ifndef _MATH_H
#define _MATH_H
+#ifndef __DBL_MIN_EXP__
+# define __DBL_MIN_EXP__ (-1021)
+#endif
+#ifndef __DBL_MAX_EXP__
+# define __DBL_MAX_EXP__ 1024
+#endif
+
double pow(double, double);
double fabs(double);
double strtod(const char *, char **);
diff --git a/com32/lib/math/strtod.c b/com32/lib/math/strtod.c
index f0b500cb..7289f90b 100644
--- a/com32/lib/math/strtod.c
+++ b/com32/lib/math/strtod.c
@@ -1,40 +1,42 @@
-//
-// strtod.c
-//
-// Convert string to double
-//
-// Copyright (C) 2002 Michael Ringgaard. All rights reserved.
-// Copyright (C) 2006 H. Peter Anvin.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions
-// are met:
-//
-// 1. Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// 2. Redistributions in binary form must reproduce the above copyright
-// notice, this list of conditions and the following disclaimer in the
-// documentation and/or other materials provided with the distribution.
-// 3. Neither the name of the project nor the names of its contributors
-// may be used to endorse or promote products derived from this software
-// without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
-// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
-// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-// SUCH DAMAGE.
-//
+/*
+ * strtod.c
+ *
+ * Convert string to double
+ *
+ * Copyright (C) 2002 Michael Ringgaard. All rights reserved.
+ * Copyright (C) 2006-2007 H. Peter Anvin.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the project nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
#include <errno.h>
#include <ctype.h>
#include <stdlib.h>
+#include <math.h>
static inline int is_real(double x)
{