strtold: New module. * lib/stdlib.in.h (strtold): New declaration. * lib/strtold.c: New file. * lib/strtod.c: Consider USE_LONG_DOUBLE. (STRTOD, LDEXP, HAVE_UNDERLYING_STRTOD, DOUBLE, MIN, MAX, L_, USE_LDEXP): New macros. (LDEXP, scale_radix_exp, parse_number, STRTOD): Adapt for USE_LONG_DOUBLE. (underlying_strtod): Remove function. Replace with some macros. Re-add the code for a missing underlying function that was removed on 2013-02-19. * m4/strtold.m4: New file. * m4/stdlib_h.m4 (gl_STDLIB_H): Test whether strtold is declared. (gl_STDLIB_H_DEFAULTS): Initialize GNULIB_STRTOLD, HAVE_STRTOLD, REPLACE_STRTOLD. * modules/stdlib (Makefile.am): Substitute GNULIB_STRTOLD, HAVE_STRTOLD, REPLACE_STRTOLD. * modules/strtold: New file. * doc/posix-functions/strtold.texi: Document the new module.

Description:
DFA matcher that was initially used by GNU grep, gawk and diffutils

Files:
lib/dfa.c
lib/dfa.h
lib/localeinfo.c
lib/localeinfo.h

Depends-on:
assert
c99
ctype
intprops
isblank
locale
regex
stdbool
stddef
stdint
stdio
stdlib
string
verify
wchar
wctype-h
xalloc
xalloc-die

configure.ac:

Makefile.am:
lib_SOURCES += dfa.c localeinfo.c

Include:
"dfa.h"
"localeinfo.h"

License:
GPL

Maintainer:
Jim Meyering, Paul Eggert