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Cleaned up defintions of macro constants

This commit is contained in:
Jim Monte 2019-12-09 23:52:41 -05:00 committed by Holger Vogt
parent be8bd7b40e
commit 4f79916a3e
1 changed files with 34 additions and 40 deletions
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74
src/include/ngspice/defines.h
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@ -13,6 +13,10 @@
#ifndef ngspice_DEFINES_H
#define ngspice_DEFINES_H
/* Floating point and integral limits */
#include <float.h>
#include <limits.h>
/*
* Physical constants (const.h)
*/
@ -20,6 +24,13 @@
* CONSTepsSi02, CONSTmuZero, REFTEMP */
#include "ngspice/const.h"
/* These constants are defined by GCC in math.h, but they are not part of
* the ANSI C standard. The #ifndefs will prevent warnings regarding macro
* redefinitions if this file is included AFTER math.h. However, if the
* order is reversed, the warnings will occur. Thus, they introduce a header
* order dependency. A better solution would be to rename the macros to
* something like NGM_* (ngspice math) throughout the source code. Then there
* would be no header ordering dependency. */
#ifndef M_PI
#define M_PI CONSTpi
#endif
@ -37,60 +48,43 @@
* IEEE Floating point
*/
#define MAX_EXP_ARG 709.0
#ifndef DBL_EPSILON
# define DBL_EPSILON 2.2204460492503131e-16
#endif
#ifndef DBL_MAX
# define DBL_MAX 1.79769313486231e+308
#endif
#ifndef DBL_MIN
# define DBL_MIN 2.22507385850721e-308
#endif
#ifndef SHRT_MAX
# define SHRT_MAX 32766
#endif
#ifndef INT_MAX
# define INT_MAX 2147483646
#endif
#ifndef LONG_MAX
# define LONG_MAX 2147483646
#endif
#define MAXPOSINT INT_MAX
/* Largest exponent such that exp(MAX_EXP_ARG) <= DBL_MAX
* Actual max is ln(DBL_MAX) = 709.78. Unsure if there was any reason
* for setting the value lower */
#define MAX_EXP_ARG 709.0
/* Standard initialisation file name */
#define INITSTR ".spiceinit"
#define INITSTR ".spiceinit"
/* Alternate initialisation file name */
#define ALT_INITSTR "spice.rc"
#define ALT_INITSTR "spice.rc"
#if defined(__MINGW32__) || defined(_MSC_VER) || defined (HAS_WINGUI)
#define DIR_PATHSEP "\\"
#define DIR_TERM '\\'
#define DIR_PATHSEP_LINUX "/"
#define DIR_TERM_LINUX '/'
#define DIR_CWD "."
#define DIR_PATHSEP "\\"
#define DIR_TERM '\\'
#define DIR_PATHSEP_LINUX "/"
#define DIR_TERM_LINUX '/'
#define DIR_CWD "."
#define TEMPFORMAT "%s%d.tmp"
#define TEMPFORMAT "%s%d.tmp"
/*
#define SYSTEM_PLOT5LPR "lpr -P%s -g %s"
#define SYSTEM_PSLPR "lpr -P%s %s"
#define SYSTEM_MAIL "Mail -s \"%s (%s) Bug Report\" %s"
#define SYSTEM_PLOT5LPR "lpr -P%s -g %s"
#define SYSTEM_PSLPR "lpr -P%s %s"
#define SYSTEM_MAIL "Mail -s \"%s (%s) Bug Report\" %s"
*/
#else
#define DIR_PATHSEP "/"
#define DIR_TERM '/'
#define DIR_CWD "."
#define DIR_PATHSEP "/"
#define DIR_TERM '/'
#define DIR_CWD "."
#define TEMPFORMAT "/tmp/%s%d"
#define SYSTEM_PLOT5LPR "lpr -P%s -g %s"
#define SYSTEM_PSLPR "lpr -P%s %s"
#define SYSTEM_MAIL "Mail -s \"%s (%s) Bug Report\" %s"
#define TEMPFORMAT "/tmp/%s%d"
#define SYSTEM_PLOT5LPR "lpr -P%s -g %s"
#define SYSTEM_PSLPR "lpr -P%s %s"
#define SYSTEM_MAIL "Mail -s \"%s (%s) Bug Report\" %s"
#endif