view modules/alloca-opt @ 17448:b3516a31a386

regex: port to --with-included-regex --enable-gcc-warnings non-threaded * lib/regex_internal.h (lock_fini, lock_lock): Rework to avoid gcc warnings in the non-threaded case. Reported by Charlie Brown in <http://lists.gnu.org/archive/html/bug-gnulib/2013-07/msg00015.html>.
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 09 Jul 2013 11:35:01 -0700
parents 662ae53d8d37
children 6758fa38915e
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Description:
Memory allocation on the stack, as an optional optimization.
It allows using the alloca() macro if and only if the autoconf tests define
HAVE_ALLOCA.

Files:
lib/alloca.in.h
m4/alloca.m4

Depends-on:

configure.ac:
gl_FUNC_ALLOCA

Makefile.am:
BUILT_SOURCES += $(ALLOCA_H)

# We need the following in order to create <alloca.h> when the system
# doesn't have one that works with the given compiler.
if GL_GENERATE_ALLOCA_H
alloca.h: alloca.in.h $(top_builddir)/config.status
	$(AM_V_GEN)rm -f $@-t $@ && \
	{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
	  cat $(srcdir)/alloca.in.h; \
	} > $@-t && \
	mv -f $@-t $@
else
alloca.h: $(top_builddir)/config.status
	rm -f $@
endif
MOSTLYCLEANFILES += alloca.h alloca.h-t

Include:
<alloca.h>

License:
LGPLv2+

Maintainer:
bug-gnulib@gnu.org