* configure.in: Add configuration test for long double type existing
and set flag _HAVE_LONG_DOUBLE if true. Fix INIT_ARRAY (.init_array)
and _LDBL_EQ_DBL tests to not link so that will work with
cross-compilers.
* configure: Regenerated.
* Makefile.in: Ditto.
* newlib.hin: Add _HAVE_LONG_DOUBLE flag.
* libc/include/math.h: Change non-builtin defines for HUGE_VAL,
HUGE_VALF, and HUGE_VALL to be constant expressions. Add definitions
for the non-builtin case for INFINITY and NAN. Gate HUGE_VALL and
union __ldmath definitions with (new) _HAVE_LONG_DOUBLE.
*libm/common/s_infconst.c: Change definitions to use values from
float.h instead of non-so-portable integer forms. Mark as being
deprecated (because now removed from math.h, are not used anywhere
in Newlib, itself).
* libc/string/wcswidth.c (wcswidth): Convert japanese wide
characters to Unicode here. Handle surrogate pairs for UTF-16
systems. Call __wcwidth rather than wcwidth.
* libc/string/wcwidth.c: New implementation using Markus Kuhn's
wcwidth implementation for Unicode.
(bisearch): New static function.
(__wcwidth): New function. Take wint_t rather than wchar_t as
parameter to allow full Unicode handling on UTF-16 systems.
Move old wcwidth implementation here for non-multibyte aware
systems.
(wcwidth): Convert japanese wide characters to Unicode here.
Call __wcwidth rather than using iswprint/iswcntrl.
* libc/include/ctype.h (toupper, tolower)
[_MB_EXTENDED_CHARSETS_ISO]: Allow gcc warning when called with
'char' even when we must call the function for correct behavior.
[!_MB_EXTENDED_CHARSETS_ISO]: Fix regression in result type.
* libc/stdio/fgetc.c: Make sure sfp lock is acquired before the
file lock and released before the file lock to avoid a deadlock
scenario.
* libc/stdio/fgets.c: Ditto.
* libc/stdio/fgetwc.c: Ditto.
* libc/stdio/fgetws.c: Ditto.
* libc/stdio/fread.c: Ditto.
* libc/stdio/fseek.c: Ditto.
* libc/stdio/getc.c: Ditto.
* libc/stdio/getdelim.c: Ditto.
* libc/stdio/gets.c: Ditto.
* configure.in: Add configuration test for long double equals dbl
and set flag _LDBL_EQ_DBL if true.
* configure: Regenerated.
* newlib.hin: Add _LDBL_EQ_DBL flag.
* libc/include/math.h: Use _LDBL_EQ_DBL flag instead of
_HAVE_LDBL_MATH.
* libc/include/stdlib.h: Use _LDBL_EQ_DBL flag instead of
_HAVE_LDBL_STDLIB.
* libc/common/local.h: Remove _LDBL_EQ_DBL flag setting.
* libc/stdlib/local.h: Ditto.
* libc/include/ctype.h (isalpha, isupper, islower, isdigit)
(isxdigit, isspace, ispunct, isalnum, isprint, isgraph)
(iscntrl, isblank, toupper, tolower): Rewrite to let 'gcc -Wall'
warn when user calls macro with a char argument.
Kazu Hirata <kazu@codesourcery.com>
* libc/stdlib/__atexit.c (__register_exitproc): Use weak reference
to malloc. Allocate dynamically only if it is present.
* libc/stdlib/__call_atexit.c (__call_exitprocs): Use weak
reference to free. Call free only if it is present.
_CTYPE_DATA_128_256.
* libc/ctype/ctype_cp.h: Split off all character class values for
character 255 from the rest of the definitions.
(__ctype_cp): Use the new definitions. Make sure that the table
always contains 0 for EOF (-1).
* libc/ctype/ctype_iso.h: Ditto.
* libc/include/math.h: Change _LDBL_EQ_DBL flag usage to
be _HAVE_LDBL_MATH.
* libc/include/stdlib.h: Change _LDBL_EQ_DBL flag usage to
be _HAVE_LDBL_STDLIB.
* libc/ctype/ctype_cp.h: Mark non-cased letters in tables for codepages
720, 862, 874, 1255, and 1256 to _U|_L. Fix a couple of incorrect
class mappings.
* libc/ctype/ctype_iso.h: Mark non-cased letters in ISO-8859 tables
6, 8, and 11 to _U|_L. Fix a couple of incorrect class mappings.
* libc/ctype/isblank.c (isblank): Special case TAB.
* libc/ctype/islower.c (islower): Check explicitely for _L flag only
in (_U|_L).
* libc/ctype/isupper.c (isupper): Ditto, but check for _U flag.
* libc/include/ctype.h (islower): Same in macro.
(isupper): Ditto.
(isblank): Special case TAB. Redefine macro for GCC only.
recognizes 0x8e and 0x8f lead bytes.
(_iseucjp2): Rename from _iseucjp.
* libc/stdlib/mbtowc_r.c (__eucjp_mbtowc): Convert JIS-X-0212
triplebyte sequences as well.
* libc/stdlib/wctomb_r.c (__eucjp_wctomb): Convert to JIS-X-0212
triplebyte sequences as well.
ctype_cp.h out of ALLOW_NEGATIVE_CTYPE_INDEX case.
(__ctype_ptr__): Constify in !_MB_CAPABLE case. Otherwise,
de-constify in !ALLOW_NEGATIVE_CTYPE_INDEX case, too. Add comment.
(__set_ctype): Set __ctype_ptr__ pointer according to definition
of ALLOW_NEGATIVE_CTYPE_INDEX.
* libc/include/ctype.h (__ctype_ptr__): Constify in !_MB_CAPABLE case.
source files. Add a dependency rule for ctype_o to note
changes in ctype_iso.h and ctype_cp.h.
* libc/ctype/Makefile.in: Regenerate.
* libc/ctype/_tolower.c: Remove file.
* libc/ctype/_toupper.c: Remove file.
* libc/ctype/ctype_.c: Make sure ALLOW_NEGATIVE_CTYPE_INDEX
is always defined on Cygwin.
(_ctype_b): Don't make `static const' on Cygwin.
(ctype_iso.h): Include if _MB_EXTENDED_CHARSETS_ISO is set.
(ctype_cp.h): Include if _MB_EXTENDED_CHARSETS_WINDOWS is set.
(__ctype_ptr): Drop definition.
(__ctype_ptr__): De-constify. Mark as __EXPORT symbol.
(_ctype_): Add Cygwin-specifc asm define.
(__set_ctype): New function to set __ctype_ptr__ according to
current charset.
* libc/ctype/ctype_cp.h: New file containing Windows codepage
specific character class tables.
* libc/ctype/ctype_iso.h: New file containing ISO-8859-x
specific character class tables.
* libc/ctype/tolower.c (tolower): Reimplement to support any singlebyte
charset if one of the extended charsets is enabled.
* libc/ctype/toupper.c (toupper): Ditto.
* libc/include/ctype.h (_tolower): Define as macro per POSIX.
(_toupper): Ditto.
(__ctype_ptr__): De-constify.
(toupper): Disable macro on systems supporting extended charsets.
(tolower): Ditto.
* libc/include/sys/config.h (__EXPORT): Define empty if not defined.
* libc/locale/locale.c (__mb_cur_max): Mark as __EXPORT symbol.
(__set_ctype): Declare unconditionally.
(loadlocale): Remove __CYGWIN__ guard around __set_ctype call.
* libc/include/math.h: (llround, llroundf): Declare.
* libm/common/s_llround.c: New file, implementing llround().
* libm/common/sf_llround.c: New file, implementing llroundf().
* libm/common/sf_lround.c: Remove spurious cast in _DOUBLE_IS_32BITS
version of function.
* libm/common/sf_lrint.c: Ditto.
* libm/common/sf_logb.c: Corrected return for subnormal argument
by replacing existing function with a version created from sf_ilogb.c.
* libm/common/s_logb.c: Ditto, except starting point s_ilogb.c. Also
added documentation for logb() and logbf().
* libm/common/s_signbit.c: Add signbit() documentation.
* libm/common/s_log2.c: Update return values to match what w_log2.c has,
since log2 uses log(); add note about being derived instead of direct.
* libm/common/sf_fma.c: Add casts to attempt to get correct results,
as well as comments pointing out problems with the implementation.
* libm/common/s_fma.c: Add fma() and fmaf() documentation.
* libm/common/sf_remquo.c: Incorrect quotient returns for large values
corrected by discarding existing function and replacing with Sun
verion, with some enhancements.
* libm/common/s_remquo.c: Ditto. Add remquo() and remquof()
documentation.
* libm/common/s_fmax.c: Add fmax() and fmaxf() documentation.
* libm/common/s_fmin.c: Add fmin() and fminf() documentation.
* libm/common/s_fdim.c: Return NAN for NAN arg, add fdim() and fdimf()
documentation.
* libm/common/sf_fdim.c: Return NAN for NAN arg, HUGE_VALF for inf arg.
* libm/common/s_trunc.c: Add trunc() and truncf() documentation.
* libm/common/s_rint.c: Add rint() and rintf() documentation.
* libm/common/s_round.c: Add round() and roundf() documentation.
* libm/common/s_scalbn.c: Add scalbln() and scalblnf() documentation.
* libm/common/s_infinity.c: Add infinity() and infinityf()
documentation.
* libm/common/s_lround.c: Add lround(), lroundf(), llround(), and
llroundf() documentation.
* libm/common/s_lrint.c: Add lrint(), lrintf(), llrint(), and llrintf()
documentation.
* libm/common/isgreater.c: New file for documenting math.h function-like
macros isgreater(), isgreaterequal(), isless(), islessequal(),
islessgreater(), and isunordered().
* libm/common/s_isnan.c: Add documentation for function-like macros
fpclassify(), isfinite(), isinf(), isnan(), and isnormal().
* libm/common/s_nearbyint.c: Add nearbyint() and nearbyintf()
documentation.
* libm/common/Makefile.am: Add s_llround.c (src); sf_llround.c (fsrc);
s_fdim.def, s_fma.def, s_fmax.def, s_fmin.def,
s_logb.def, s_lrint.def, s_lround.def, s_nearbyint.def, s_remquo.def,
s_rint.def, s_round.def, s_signbit.def, s_trunc.def, and
isgreater.def (chobj);
re-name all existing chew files (chobj) to match source file base
names (put in underscores), delete all special targets for chew files
(leaving all to be generated by rule).
* libm/common/Makefile.in: regenerate.
* libm/math/w_exp2.c: Add "base 2" to documentation description (and
delete TRAD_SYNOPSIS).
* libm/math/w_gamma.c: Add tgamma() and tgammaf() documentation, along
with some history behind the function names.
* libm/math/math.tex: Add includes for newly-added documentation (see
.def additions to common/Makefile.am and math/Makefile.am in this
ChangeLog list), adjusted existing .def file names to match source file
base names (added underscores); add mention of HUGE_VALF; rename
"Version of library" section to "Error Handling" and add some text
about floating-point exception; added section "Standards Compliance And
Portability".
* libm/math/Makefile.am: Add w_exp2.def (chobj);
re-name all existing chew files (chobj) to match source file base
names, delete all special targets for chew files (leaving all to be
generated by rule).
* libm/math/Makefile.in: regenerated
* doc/makedoc.c: Change silent ignoring of commands < 5 characters
to a failure when reading macro file for commands < 4 characters;
add -v (verbose) option for printing some debugging information;
get rid of spurious translation of "@*" to "*" (no source files used @*,
so no existing doc pages were affected); clean up some compiler
warnings.
* doc/doc.str: add BUGS and SEEALSO sections (to match texi2pod.pl
which has them); Remove ITEM command (redundant with makedoc built-in
"o", not used in any present source file so nothing is lost, anyway).
* HOWTO: New file to hold information for maintainers regarding how
to do things. Initial sections on documentation and ELIX levels.
Jeff Johnston
Corinna Vinschen
Eric Blake