Large File Support for native Windows platforms. * m4/largefile.m4 (gl_LARGEFILE): New macro. * modules/largefile (configure.ac): Require gl_LARGEFILE. * lib/sys_types.in.h (off_t) [WINDOWS_64_BIT_OFF_T]: Define to a 64-bit type. * m4/sys_types_h.m4 (gl_SYS_TYPES_H): Set WINDOWS_64_BIT_OFF_T. * modules/sys_types (Makefile.am): Substitute WINDOWS_64_BIT_OFF_T. * doc/posix-headers/sys_types.texi: Mention the effect of the 'largefile' module. * lib/fcntl.in.h: Add comments about off_t. * modules/fcntl-h (Depends-on): Add sys_types. * lib/unistd.in.h [WINDOWS_64_BIT_OFF_T]: Include <sys/types.h>. (ftruncate): Replace it if REPLACE_FTRUNCATE is 1. * m4/unistd_h.m4 (gl_UNISTD_H): Require gl_SYS_TYPES_H. (gl_UNISTD_H_DEFAULTS): Initialize REPLACE_FTRUNCATE. * modules/unistd (Depends-on): Add sys_types. (Makefile.am): Substitute WINDOWS_64_BIT_OFF_T, REPLACE_FTRUNCATE. * lib/lseek.c (rpl_lseek) [_GL_WINDOWS_64_BIT_OFF_T]: Use _lseeki64 instead of lseek. * m4/lseek.m4 (gl_FUNC_LSEEK): Require gl_SYS_TYPES_H. Set REPLACE_LSEEK if WINDOWS_64_BIT_OFF_T is 1. * modules/lseek (Depends-on): Add sys_types. * lib/ftruncate.c: Put under GPLv3+. Include <windows.h>, msvc-nothrow.h. (SetFileSize): New function. (ftruncate) [_GL_WINDOWS_64_BIT_OFF_T]: New implementation. * m4/ftruncate.m4 (gl_FUNC_FTRUNCATE): Set REPLACE_FTRUNCATE on Windows if Large File Support is requested. * modules/ftruncate (configure.ac): Consider REPLACE_FTRUNCATE. (Depends-on): Add sys_types, msvc-nothrow. Update conditions. * lib/stdio.in.h: Add comments about off_t. * modules/stdio (Depends-on): Add sys_types. * lib/ftello.c [_GL_WINDOWS_64_BIT_OFF_T]: Use _ftelli64 or ftello64 instead of ftello. * m4/ftello.m4 (gl_FUNC_FTELLO): Require gl_SYS_TYPES_H. Set REPLACE_FTELLO if WINDOWS_64_BIT_OFF_T is 1. (gl_PREREQ_FTELLO): New macro. * modules/ftello (Depends-on): Add sys_types. (configure.ac): Incoke gl_PREREQ_FTELLO. * lib/fseeko.c [_GL_WINDOWS_64_BIT_OFF_T]: Use _fseeki64 or fseeko64 instead of fseeko. * m4/fseeko.m4 (gl_FUNC_FSEEKO): Require gl_SYS_TYPES_H. Set REPLACE_FSEEKO if WINDOWS_64_BIT_OFF_T is 1. (gl_PREREQ_FSEEKO): New macro. * modules/fseeko (Depends-on): Add sys_types. (configure.ac): Invoke gl_PREREQ_FSEEKO. * lib/sys_stat.in.h: Add comments about off_t. (stat, fstat) [WINDOWS_64_BIT_ST_SIZE]: Define to variants that use a 64-bit integer for st_size in 'struct stat'. * m4/sys_stat_h.m4 (gl_HEADER_SYS_STAT_H): Set WINDOWS_64_BIT_ST_SIZE. Define _GL_WINDOWS_64_BIT_ST_SIZE. * modules/sys_stat (Depends-on): Add sys_types. (Makefile.am): Substitute WINDOWS_64_BIT_ST_SIZE. * lib/stat.c (stat) [_GL_WINDOWS_64_BIT_ST_SIZE]: Define to _stati64 instead of stat or _stat. * lib/fstat.c [_GL_WINDOWS_64_BIT_ST_SIZE]: Use _fstati64 and 'struct _stati64' instead of fstat and 'struct stat'. * m4/fstat.m4 (gl_FUNC_FSTAT): Require gl_HEADER_SYS_STAT_H. Set REPLACE_FSTAT if WINDOWS_64_BIT_ST_SIZE is 1. Reported by Ray Satiro <raysatiro@yahoo.com>.

Description:
Like <fcntl.h>, but with non-working flags defined to 0.

Files:
lib/fcntl.in.h
m4/fcntl_h.m4
m4/fcntl-o.m4

Depends-on:
extensions
include_next
snippet/arg-nonnull
snippet/c++defs
snippet/warn-on-use
sys_types
unistd

configure.ac:
gl_FCNTL_H

Makefile.am:
BUILT_SOURCES += fcntl.h

# We need the following in order to create <fcntl.h> when the system
# doesn't have one that works with the given compiler.
fcntl.h: fcntl.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
	$(AM_V_GEN)rm -f $@-t $@ && \
	{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
	      -e 's|@''NEXT_FCNTL_H''@|$(NEXT_FCNTL_H)|g' \
	      -e 's/@''GNULIB_FCNTL''@/$(GNULIB_FCNTL)/g' \
	      -e 's/@''GNULIB_NONBLOCKING''@/$(GNULIB_NONBLOCKING)/g' \
	      -e 's/@''GNULIB_OPEN''@/$(GNULIB_OPEN)/g' \
	      -e 's/@''GNULIB_OPENAT''@/$(GNULIB_OPENAT)/g' \
	      -e 's|@''HAVE_FCNTL''@|$(HAVE_FCNTL)|g' \
	      -e 's|@''HAVE_OPENAT''@|$(HAVE_OPENAT)|g' \
	      -e 's|@''REPLACE_FCNTL''@|$(REPLACE_FCNTL)|g' \
	      -e 's|@''REPLACE_OPEN''@|$(REPLACE_OPEN)|g' \
	      -e 's|@''REPLACE_OPENAT''@|$(REPLACE_OPENAT)|g' \
	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
	      < $(srcdir)/fcntl.in.h; \
	} > $@-t && \
	mv $@-t $@
MOSTLYCLEANFILES += fcntl.h fcntl.h-t

Include:
<fcntl.h>

License:
LGPLv2+

Maintainer:
all