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* Import correctly working strtold from David M. Gay.Corinna Vinschen2015-11-201-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * libc/stdlib/Makefile.am (GENERAL_SOURCES): Add strtodg.c and strtorx.c. * libc/stdlib/Makefile.in: Regenerate. * libc/stdlib/strtodg.c: New file implementing generic string to long double conversion. * libc/stdlib/strtorx.c: New file, implementing IEEE format string to long double conversion. * libc/stdlib/mprec.h (_strtodg_r): Declare. (_strtorx_r): Declare. * libc/stdlib/gdtoa.h (__UShort): Define. * libc/stdlib/strtold.c (__flt_rounds): Define for i386 and x86_64 target. (FLT_ROUNDS): Define, as 0 on platforms missing a __flt_rounds function. (_strtold_r): Converted from strtold. Call _strtorx_r on targets supporting distinct long doubles. (strtold): Just call _strtold_r. * libc/include/stdlib.h (_strtold_r): Declare. * libc/stdlib/ldtoa.c (_strtold): Comment out. Explain why. * libc/stdio/vfscanf.c (__SVFSCANF_R): Call _strtold_r instead of _strtold. * libc/machine/powerpc/vfscanf.c (__svfscanf_r): Ditto. * common.din (strtold): Drop redirection to _strtold. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* ldtoa.c: Reindent to GNU styleCorinna Vinschen2015-11-191-2317/+2403
| | | | | | | * libc/stdlib/ldtoa.c: Convert to GNU style so as not to get crazy reading the code. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
* 2014-03-21 Maciej W. Rozycki <macro@codesourcery.com>Jeff Johnston2014-03-211-2/+39
| | | | | | | | | | | | | | * libc/stdlib/gd_qnan.h (f_QNAN, d_QNAN0, d_QNAN1): Add MIPS versions. (ld_QNAN0, ld_QNAN1, ld_QNAN2, ld_QNAN3): Don't define for MIPS. (ldus_QNAN0, ldus_QNAN1, ldus_QNAN2, ldus_QNAN3, ldus_QNAN4): Likewise. * libc/stdlib/ldtoa.c (nan113, nan64, nan53, nan24): Add MIPS versions. (enan): Handle legacy MIPS payloads. * libm/common/s_nan.c (nan): Use __builtin_nan if supported by the compiler. * libm/common/sf_nan.c (nanf): Likewise.
* * libc/stdlib/gdtoa-gethex.c (__hexdig): Constify.Corinna Vinschen2013-06-101-42/+44
| | | | | | | | | | | | | | | | | | | | | | | | | | | (hexdig_init): Remove. (__hexdig_fun): New function. hexdig_init, added __hexdig_fun (gethex): Call __get_hexdig macro rather than hexdig. * libc/stdlib/gdtoa-hexnan.c (hexnan): Constify fpi argument. Call __get_hexdig macro rather than hexdig. * libc/stdlib/ldtoa.c: Throughout constify functions arguments where required by constifying the following arrays. (ezero): Constify. (eone): Constify. (ermsg): Constify. (etens): Constify. (emtens): Constify. (nan113): Constify. (nan64): Constify. (nan53): Constify. (nan24): Constify. * libc/stdlib/mprec.h (__get_hexdig): Define. (gethex): Constify args in declaration where appropriate. (hexnan): Ditto. (hexdig_init): Remove declaration. (__hexdig_fun): Declare. * libc/stdlib/strtod.c (fpi): Constify. (fpinan): Constify.
* 2008-12-11 Craig Howland <howland@LGSInnovations.com>Jeff Johnston2008-12-111-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * libc/include/sys/lock.h: Add void cast to avoid "statement has no effect" warnings from gcc. * libc/include/sys/stdio.h: Ditto. * libc/include/sys/time.h: Correct gettimeofday() prototype. * libc/stdlib/__exp10.c: Add #include "std.h" for function prototype. * libc/stdlib/__ten_mu.c: Ditto. * libc/stdlib/std.h: Correct __exp10's ANSI prototype. * libc/stdlib/ldtoa.c: Change eiisinf definition to ANSI form. (Are already others in file without _ansi method, so did not bother.) * libc/stdlib/system.c: Use _ansi forms for function prototypes and definitions. * libc/time/mktime.c: Ditto. * libc/misc/__dprintf.c: Ditto. * libc/include/stdio.h: Add function prototypes for _fgetc_r, _fgetpos_r, _fsetpos_r, _freopen_r, _rewind_r, freopen64, _freopen64_r, _funopen_r, and _fopencookie_r. * libc/include/reent.h: Add function prototype for _stat64_r, align _execve_r prototype with POSIX definition for execve. * libc/reent/execr.c: Align function prototype with POSIX definition. * libc/stdio/asniprintf.c: Add #include "local.h". * libc/stdio/vasniprintf.c: Ditto. * libc/stdio/fread.c: Remove unused variable newcount. * libc/stdio/local.h: Add function prototype for __sccl. * libc/stdio/open_memstream.c: Remove unused variable flags. * libc/stdio/vfscanf.c: Proper prototyping for ccfn, remove prototype for __sccl since now in local.h. * libc/string/memcpy.c: Add #include <string.h> (for real and for traditional synopsis), remove extraneous stddef.h and limits.h. * libc/syscalls/sysclose.c: Add #include <unistd.h>. * libc/syscalls/sysfork.c: Ditto. * libc/syscalls/sysgetpid.c: Ditto. * libc/syscalls/sysexecve.c: Add #include <unistd.h>, align function prototype with POSIX definition. * libc/syscalls/sysfstat.c: Add #include <sys/stat.h>. * libc/syscalls/sysgettod.c: Correct sys/times.h to sys/time.h. * libc/syscalls/syskill.c: Add #include <signal.h>. * libc/syscalls/syslink.c: Add #include <unistd.h>, fix prototype. * libc/syscalls/sysunlink.c: Ditto. * libc/syscalls/sysstat.c: Add #include <sys/stat.h>, fix prototype. * libc/syscalls/syswait.c: Add #include <sys/wait.h>, fix prototype.
* 2008-10-06 Eric Blake <ebb9@byu.net>Jeff Johnston2008-10-061-1/+1
| | | | | * libc/stdlib/ldtoa.c (etoasc): Fix rounding to even when fraction is 0.5 or 0.75.
* 2007-06-06 Christian Groessler <chris@groessler.org>Jeff Johnston2007-06-061-2/+2
| | | | | | | | | * libc/stdlib/ldtoa (_ldcheck): Make sure the setting of rnd is done after the last local variable declaration. 2007-06-06 Jeff Johnston <jjohnstn@redhat.com> * libc/stdlib/mprec.h[Just_16]: Make sure that Pack_16 is defined.
* * libc/include/math.h (INFINITY, NAN, FP_ILOGB0, FP_ILOGBNAN)Eric Blake2007-05-161-31/+26
| | | | | | | (MATH_ERRNO, MATH_ERREXCEPT, math_errhandling): Add macros required by POSIX. * libc/stdlib/ldtoa.c (USE_INFINITY): Rename from INFINITY, to avoid clash with <math.h>.
* 2005-06-16 Christopher Faylor <cgf@timesys.com>Jeff Johnston2005-06-161-11/+21
| | | | | | | | | * libc/stdio/vfprintf.c (cvt): Don't rely on pointer aliasing to determine characteristics of long double. Use a union instead. * ldtoa.c (_ldtoa_r): Ditto. (_ldcheck): Ditto. (_strtold): Ditto. (union uconv): New union.
* 2003-10-20 Bob Wilson <bob.wilson@acm.org>Jeff Johnston2003-10-201-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * libc/locale/locale.c: Use double quotes in code. * libc/locale/locale.tex: Likewise. * libc/libc.texinfo: Hyphenate "floating-point". * libc/machine/necv70/necv70.tex: Likewise. * libc/stdio/sprintf.c: Likewise. * libc/stdio/sscanf.c: Likewise. * libc/stdlib/atof.c: Likewise. * libc/stdlib/ldtoa.c: Fix comment typo. * libc/stdlib/div.c: Use @ifnottex instead of @ifinfo. * libc/stdlib/ldiv.c: Likewise. * libm/common/s_expm1.c: Likewise. * libm/common/s_ilogb.c: Hyphenate "floating-point". Use "nonzero". * libm/common/s_infinity: Hyphenate "double- and single-precision". * libm/common/s_nan.c: Likewise. Also correct the FUNCTION summary. * libm/common/s_nextafter.c: Fix typo. Hyphenate "double-precision" and "floating-point". * libm/common/s_scalbn.c: Correct the FUNCTION summary. * libm/math/e_pow.c: Fix comment typo. * libm/math/math.tex: Hyphenate "single-precision" and "floating-point". * libm/math/s_asinh.c: Use @ifnottex instead of @ifinfo. * libm/math/s_atan.c: Likewise. * libm/math/s_frexp.c: Likewise. Also use "nonzero". * libm/math/s_isnan.c: Hyphenate "single-precision" and "floating-point". Use "nonzero". * libm/math/s_ldexp.c: Use @ifnottex instead of @ifinfo. * libm/math/w_acos.c: Likewise. * libm/math/w_acosh.c: Likewise. * libm/math/w_asin.c: Likewise. * libm/math/w_atan2.c: Likewise. * libm/math/w_atanh.c: Likewise. * libm/math/w_cosh.c: Likewise. * libm/math/w_exp.c: Likewise. * libm/math/w_exp2.c: Likewise. Add missing @end and missing @tex version of 2^x in the description. * libm/math/w_fmod.c: Use @ifnottex instead of @ifinfo. * libm/math/w_gamma.c: Likewise. * libm/math/w_hypot.c: Likewise. * libm/math/w_j0.c: Likewise. * libm/math/w_sinh.c: Likewise. * libm/math/w_pow.c: Replace "exp1.0nt" with "exponent". * libm/mathfp/mathfp.tex: Hyphenate "single-precision" and "floating-point". * libm/mathfp/e_acosh.c: Use @ifnottex instead of @ifinfo. * libm/mathfp/e_atanh.c: Likewise. * libm/mathfp/e_hypot.c: Likewise. * libm/mathfp/er_lgamma.c: Likewise. * libm/mathfp/s_acos.c: Likewise. * libm/mathfp/s_asine.c: Likewise. * libm/mathfp/s_asinh.c: Likewise. * libm/mathfp/s_atan.c: Likewise. * libm/mathfp/s_atan2.c: Likewise. * libm/mathfp/s_atangent.c: Likewise. * libm/mathfp/s_cosh.c: Likewise. * libm/mathfp/s_exp.c: Likewise. * libm/mathfp/s_fmod.c: Likewise. * libm/mathfp/s_frexp.c: Likewise. Also use "nonzero". * libm/mathfp/s_isnan.c: Hyphenate "single-precision" and "floating-point". Use "nonzero". * libm/math/s_pow.c: Replace "exp1.0nt" with "exponent". * libm/mathfp/s_ldexp.c: Use @ifnottex instead of @ifinfo. * libm/mathfp/s_sineh.c: Likewise. * libm/mathfp/w_jn.c: Likewise.
* 2003-02-03 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2003-02-031-18/+30
| | | | | | * libc/stdlib/ldtoa.c (_ldtoa_r): Fix code to allocate the format buffer based on the precision, after we have processed the input value in a local buffer and know its relative magnitude.
* 2003-01-07 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2003-01-071-6/+14
| | | | | | | * configure.host: Support long double I/O for x86-linux. * libc/stdlib/ldtoa.c (_ldtoa_r): Fix code to allocate a buffer large enough to hold formatted result. * libc/machine/powerpc/simdldtoa.c (_simdldtoa_r): Ditto.
* 2002-11-12 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-11-121-1/+1
| | | | | * libc/stdlib/ldtoa.c (e64toe): When checking the exponent for inf/nan, make sure that the check ignores the sign bit.
* 2002-02-05 Manik Raina <manik@cisco.com>Jeff Johnston2002-02-051-3/+0
| | | | | | | * libc/misc/dprintf (parse_number): #if 0 unused function. * libc/stdlib/ldtoa.c (_ldcheck): Remove unused local variables s, p, k, and outstr. * libc/stdlib/dtoa.c (_dtoa_r): Initialize mlo.
* * implement a new `struct _reent' that is significantly smaller. use thisMatthew Green2002-02-031-8/+10
| | | | if _REENT_SMALL is defined in config.h. define this for xstormy16.
* 2000-12-13 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2000-12-141-0/+41
| | | | | | | | | * libc/stdlib/ldtoa.c (_ldcheck): New routine that categorizes a long double as NaN, Infinity, or other. * libc/stdio/vfprintf.c [WANT_IO_LONG_DBL](_VFPRINTF_R): Removed isinfl and isnanl static routines which were i386-specific. Changed calls to the two removed routines to a single _ldcheck call. * libc/stdio/vfieeefp.h (ldieee): Fixed missing semi-colons.
* 2000-12-07 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2000-12-071-3667/+3679
| | | | | | | | | * libc/stdlib/ldtoa.c: Removed include of alloca.h. Also removed \r's. (asctoeg): Replaced alloca call with stack array and malloc when storage exceeds reasonable limit. (e53toe): Fixed einfin calls missing ldp parameter. (eiisinf): Hide behind check for LDBL_MANT_DIG == 64.
* 2000-12-06 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2000-12-061-0/+3667
* libc/stdlib/Makefile.am: Added ldtoa.c to list of sources. * libc/stdlib/Makefile.in: Regenerated. * libc/stdio/floatio.h: Added suitable MAXEXP for long double. * libc/stdio/vfieeefp.h: Added long double bit structures. * libc/stdio/vfprintf.c[WANT_IO_LONG_DBL]: Added long double support. [WANT_IO_LONG_DBL](isinfl, isnanl): New static long double routines. (exponent): Changed expbuf to reasonable maximum instead of MAXEXP. * libc/stdio/vfscanf.c[WANT_IO_LONG_DBL]: Added long double support. * libc/stdlib/ldtoa.c: New file containing _ldtoa_r and _strtold routines used for conversions between character and long double.
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