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:
Allows wrapping a broken system header in a gnulib replacement.

Files:
m4/absolute-header.m4

Depends-on:

configure.ac:

Makefile.am:
# Use this preprocessor expression to decide whether #include_next works.
# Do not rely on a 'configure'-time test for this, since the expression
# might appear in an installed header, which is used by some other compiler.
HAVE_INCLUDE_NEXT = (__GNUC__ || 60000000 <= __DECC_VER)

Include:

License:
LGPLv2+

Maintainer:
all