New module sigaction, for mingw. * modules/sigaction: New module... * modules/sigaction-tests: ...and its test. * m4/sigaction.m4: New file. * lib/sigaction.c: Likewise. * tests/test-sigaction.c: Likewise. * m4/signal_h.m4 (gl_SIGNAL_H_DEFAULTS): Add sigaction variables. * modules/signal (Makefile.am): Likewise. * lib/signal.in.h (!@HAVE_SIGACTION@): Define replacements when needed. * doc/posix-headers/signal.texi (signal.h): Mention provided types. * doc/posix-functions/siginterrupt.texi (siginterrupt): Mention that sigaction is preferable. * doc/posix-functions/sigaction.texi (sigaction): Mention new module. * MODULES.html.sh (Support for systems lacking POSIX:2001): Add sigaction. Signed-off-by: Eric Blake <ebb9@byu.net>

# Makefile for gnulib central.
# Copyright (C) 2006 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# in any medium, are permitted without royalty provided the copyright
# notice and this notice are preserved.

# Produce some files that are not stored in CVS.
all:

# Perform some platform independent checks on the gnulib code.
check:

# Regenerate some files that are stored in CVS; you should commit them
# afterwards.
regen: MODULES.html

MODULES.html: MODULES.html.sh
	./MODULES.html.sh > MODULES.html