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Mon Feb 20 04:04:57 1995 Roland McGrath <roland@duality.gnu.ai.mit.edu>

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* config.h.in [HAVE_ELF || HAVE_GNU_LD]: Define HAVE_WEAK_SYMBOLS.

	* stdlib/strtod.c (PASTE, PASTE1): New helper macros; use these in
 	access to float.h macros.

	* misc/efgcvt.c: New file.
	* misc/Makefile (routines): Add efgcvt.
This commit is contained in:
Roland McGrath
1995-02-20 09:50:50 +00:00
parent 9c97d688c1
commit 0923c7a543
6 changed files with 102 additions and 8 deletions
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15
stdlib/strtod.c
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@ -47,13 +47,16 @@ Cambridge, MA 02139, USA. */
/* Constants we need from float.h; select the set for the FLOAT precision. */
#define MANT_DIG FLT##_MANT_DIG
#define MAX_EXP FLT##_MAX_EXP
#define MIN_EXP FLT##_MIN_EXP
#define MAX_10_EXP FLT##_MAX_10_EXP
#define MIN_10_EXP FLT##_MIN_10_EXP
#define MAX_10_EXP_LOG FLT##_MAX_10_EXP_LOG
#define MANT_DIG PASTE(FLT,_MANT_DIG)
#define MAX_EXP PASTE(FLT,_MAX_EXP)
#define MIN_EXP PASTE(FLT,_MIN_EXP)
#define MAX_10_EXP PASTE(FLT,_MAX_10_EXP)
#define MIN_10_EXP PASTE(FLT,_MIN_10_EXP)
#define MAX_10_EXP_LOG PASTE(FLT,_MAX_10_EXP_LOG)
/* Extra macros required to get FLT expanded before the pasting. */
#define PASTE(a,b) PASTE1(a,b)
#define PASTE1(a,b) a##b
/* Function to construct a floating point number from an MP integer
containing the fraction bits, a base 2 exponent, and a sign flag. */