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patch 7.4.1437

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Problem:    Old system doesn't have isinf() and NAN. (Ben Fritz)
Solution:   Adjust #ifdefs.  Detect isnan() and isinf() functions with
            configure. Use a replacement when missing. (Kazunobu Kuriyama)
This commit is contained in:
Bram Moolenaar
2016-02-27 20:14:15 +01:00
parent e98991b8cf
commit 136f29a91d
8 changed files with 85 additions and 34 deletions
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18
src/json.c
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@@ -17,24 +17,6 @@
#if defined(FEAT_EVAL) || defined(PROTO)
#if defined(FEAT_FLOAT)
# include <float.h>
# if defined(HAVE_MATH_H)
/* for isnan() and isinf() */
# include <math.h>
# endif
# if defined(WIN32) && !defined(isnan)
# define isnan(x) _isnan(x)
# define isinf(x) (!_finite(x) && !_isnan(x))
# endif
# if !defined(INFINITY) && defined(DBL_MAX)
# define INFINITY (DBL_MAX+DBL_MAX)
# endif
# if !defined(NAN) && defined(INFINITY)
# define NAN (INFINITY-INFINITY)
# endif
#endif
static int json_encode_item(garray_T *gap, typval_T *val, int copyID, int options);
static int json_decode_item(js_read_T *reader, typval_T *res, int options);