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64d1b9fd8a
This incorporates: 2019-12-23 mktime, nstrftime: tweak division performance 2019-12-22 count-leading-zeros: assume 'long long' 2019-12-22 count-one-bits: assume 'long long' 2019-12-22 count-trailing-zeros: assume 'long long' 2019-12-12 inttypes-incomplete: assume 'long long' 2019-12-22 malloca: assume 'long long' 2019-12-22 stdint: assume 'long long' 2019-12-22 strtoll, strtoimax, strtoumax: assume 'long long' 2019-12-22 prefer lib_SOURCES to unconditional AC_LIBOBJ 2019-12-19 nstrftime: avoid a shadowing warning 2019-12-18 improve port of AC_C_RESTRICT to Oracle C++ 2019-12-12 stdalign: port to xlclang 16.01 2019-12-11 stddef, unistd: fix compilation error in C++ mode on MSVC 2019-12-08 fix compilation errors in C++ mode on Haiku 2019-12-08 fix compilation errors in 32-bit C++ mode on HP-UX 11/ia64 2019-12-08 fix compilation error in C++ mode on OpenBSD * build-aux/config.guess, doc/misc/texinfo.tex: * lib/count-leading-zeros.h, lib/count-one-bits.h: * lib/count-trailing-zeros.h, lib/inttypes.in.h, lib/malloca.h: * lib/mktime.c, lib/nstrftime.c, lib/signal.in.h, lib/stdalign.in.h: * lib/stddef.in.h, lib/stdint.in.h, lib/stdio.in.h, lib/stdlib.in.h: * lib/strtoimax.c, lib/unistd.in.h, m4/gnulib-common.m4: * m4/inttypes.m4, m4/largefile.m4, m4/malloca.m4, m4/strtoimax.m4: * m4/strtoll.m4: Copy from Gnulib. Also, change copyright notices in some other Gnulib-copied files to exactly match Gnulib, as Gnulib updated them in a trivially different way. * lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate.
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/* File names on MS-DOS/Windows systems.
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Copyright (C) 2000-2001, 2004-2006, 2009-2020 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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From Paul Eggert and Jim Meyering. */
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#ifndef _DOSNAME_H
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#define _DOSNAME_H
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#if (defined _WIN32 || defined __CYGWIN__ \
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|| defined __EMX__ || defined __MSDOS__ || defined __DJGPP__)
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/* This internal macro assumes ASCII, but all hosts that support drive
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letters use ASCII. */
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# define _IS_DRIVE_LETTER(C) (((unsigned int) (C) | ('a' - 'A')) - 'a' \
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<= 'z' - 'a')
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# define FILE_SYSTEM_PREFIX_LEN(Filename) \
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(_IS_DRIVE_LETTER ((Filename)[0]) && (Filename)[1] == ':' ? 2 : 0)
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# ifndef __CYGWIN__
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# define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 1
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# endif
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# define ISSLASH(C) ((C) == '/' || (C) == '\\')
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#else
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# define FILE_SYSTEM_PREFIX_LEN(Filename) 0
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# define ISSLASH(C) ((C) == '/')
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#endif
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#ifndef FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE
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# define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 0
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#endif
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#if FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE
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# define IS_ABSOLUTE_FILE_NAME(F) ISSLASH ((F)[FILE_SYSTEM_PREFIX_LEN (F)])
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# else
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# define IS_ABSOLUTE_FILE_NAME(F) \
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(ISSLASH ((F)[0]) || FILE_SYSTEM_PREFIX_LEN (F) != 0)
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#endif
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#define IS_RELATIVE_FILE_NAME(F) (! IS_ABSOLUTE_FILE_NAME (F))
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#endif /* DOSNAME_H_ */
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