diff options
Diffstat (limited to 'gl')
-rw-r--r-- | gl/Makefile.am | 29 | ||||
-rw-r--r-- | gl/m4/gnulib.m4 | 40 | ||||
-rw-r--r-- | gl/m4/memmove.m4 | 18 | ||||
-rw-r--r-- | gl/m4/onceonly_2_57.m4 | 86 | ||||
-rw-r--r-- | gl/memmove.c | 28 |
5 files changed, 201 insertions, 0 deletions
diff --git a/gl/Makefile.am b/gl/Makefile.am new file mode 100644 index 0000000..c895b5e --- /dev/null +++ b/gl/Makefile.am @@ -0,0 +1,29 @@ +## Process this file with automake to produce Makefile.in. +# Copyright (C) 2004 Free Software Foundation, Inc. +# +# This file is free software, distributed under the terms of the GNU +# General Public License. As a special exception to the GNU General +# Public License, this file may be distributed as part of a program +# that contains a configuration script generated by Automake, under +# the same distribution terms as the rest of that program. +# +# Generated by gnulib-tool. +# Invoked as: gnulib-tool --import +# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --aux-dir=. --libtool --lgpl memmove + +AUTOMAKE_OPTIONS = 1.5 gnits no-dependencies + +noinst_LTLIBRARIES = libgnu.la + +libgnu_la_SOURCES = +libgnu_la_LIBADD = @LTLIBOBJS@ +EXTRA_DIST = +BUILT_SOURCES = +SUFFIXES = +MOSTLYCLEANFILES = +CLEANFILES = +DISTCLEANFILES = +MAINTAINERCLEANFILES = + + +# Makefile.am ends here diff --git a/gl/m4/gnulib.m4 b/gl/m4/gnulib.m4 new file mode 100644 index 0000000..e66a4e1 --- /dev/null +++ b/gl/m4/gnulib.m4 @@ -0,0 +1,40 @@ +# Copyright (C) 2004 Free Software Foundation, Inc. +# This file is free software, distributed under the terms of the GNU +# General Public License. As a special exception to the GNU General +# Public License, this file may be distributed as part of a program +# that contains a configuration script generated by Autoconf, under +# the same distribution terms as the rest of that program. +# +# Generated by gnulib-tool. +# +# Invoked as: gnulib-tool --import +# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --aux-dir=. --libtool --lgpl memmove + +AC_DEFUN([gl_EARLY], +[ +]) + +AC_DEFUN([gl_INIT], +[ + gl_FUNC_MEMMOVE +]) + +dnl Usage: gl_MODULES(module1 module2 ...) +AC_DEFUN([gl_MODULES], []) + +dnl Usage: gl_AVOID(module1 module2 ...) +AC_DEFUN([gl_AVOID], []) + +dnl Usage: gl_SOURCE_BASE(DIR) +AC_DEFUN([gl_SOURCE_BASE], []) + +dnl Usage: gl_M4_BASE(DIR) +AC_DEFUN([gl_M4_BASE], []) + +dnl Usage: gl_LIB(LIBNAME) +AC_DEFUN([gl_LIB], []) + +dnl Usage: gl_LGPL +AC_DEFUN([gl_LGPL], []) + +# gnulib.m4 ends here diff --git a/gl/m4/memmove.m4 b/gl/m4/memmove.m4 new file mode 100644 index 0000000..66054e4 --- /dev/null +++ b/gl/m4/memmove.m4 @@ -0,0 +1,18 @@ +# memmove.m4 serial 2 +dnl Copyright (C) 2002 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_FUNC_MEMMOVE], +[ + AC_REPLACE_FUNCS(memmove) + if test $ac_cv_func_memmove = no; then + gl_PREREQ_MEMMOVE + fi +]) + +# Prerequisites of lib/memmove.c. +AC_DEFUN([gl_PREREQ_MEMMOVE], [ + : +]) diff --git a/gl/m4/onceonly_2_57.m4 b/gl/m4/onceonly_2_57.m4 new file mode 100644 index 0000000..14d3c0b --- /dev/null +++ b/gl/m4/onceonly_2_57.m4 @@ -0,0 +1,86 @@ +# onceonly_2_57.m4 serial 3 +dnl Copyright (C) 2002-2003, 2005 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. + +dnl This file defines some "once only" variants of standard autoconf macros. +dnl AC_CHECK_HEADERS_ONCE like AC_CHECK_HEADERS +dnl AC_CHECK_FUNCS_ONCE like AC_CHECK_FUNCS +dnl AC_CHECK_DECLS_ONCE like AC_CHECK_DECLS +dnl AC_REQUIRE([AC_HEADER_STDC]) like AC_HEADER_STDC +dnl The advantage is that the check for each of the headers/functions/decls +dnl will be put only once into the 'configure' file. It keeps the size of +dnl the 'configure' file down, and avoids redundant output when 'configure' +dnl is run. +dnl The drawback is that the checks cannot be conditionalized. If you write +dnl if some_condition; then gl_CHECK_HEADERS(stdlib.h); fi +dnl inside an AC_DEFUNed function, the gl_CHECK_HEADERS macro call expands to +dnl empty, and the check will be inserted before the body of the AC_DEFUNed +dnl function. + +dnl This is like onceonly.m4, except that it uses diversions to named sections +dnl DEFAULTS and INIT_PREPARE in order to check all requested headers at once, +dnl thus reducing the size of 'configure'. Works with autoconf-2.57. The +dnl size reduction is ca. 9%. + +dnl Autoconf version 2.57 or newer is recommended. +AC_PREREQ(2.57) + +# AC_CHECK_HEADERS_ONCE(HEADER1 HEADER2 ...) is a once-only variant of +# AC_CHECK_HEADERS(HEADER1 HEADER2 ...). +AC_DEFUN([AC_CHECK_HEADERS_ONCE], [ + : + AC_FOREACH([gl_HEADER_NAME], [$1], [ + AC_DEFUN([gl_CHECK_HEADER_]m4_quote(translit(gl_HEADER_NAME, + [./-], [___])), [ + m4_divert_text([INIT_PREPARE], + [gl_header_list="$gl_header_list gl_HEADER_NAME"]) + gl_HEADERS_EXPANSION + AH_TEMPLATE(AS_TR_CPP([HAVE_]m4_defn([gl_HEADER_NAME])), + [Define to 1 if you have the <]m4_defn([gl_HEADER_NAME])[> header file.]) + ]) + AC_REQUIRE([gl_CHECK_HEADER_]m4_quote(translit(gl_HEADER_NAME, + [./-], [___]))) + ]) +]) +m4_define([gl_HEADERS_EXPANSION], [ + m4_divert_text([DEFAULTS], [gl_header_list=]) + AC_CHECK_HEADERS([$gl_header_list]) + m4_define([gl_HEADERS_EXPANSION], []) +]) + +# AC_CHECK_FUNCS_ONCE(FUNC1 FUNC2 ...) is a once-only variant of +# AC_CHECK_FUNCS(FUNC1 FUNC2 ...). +AC_DEFUN([AC_CHECK_FUNCS_ONCE], [ + : + AC_FOREACH([gl_FUNC_NAME], [$1], [ + AC_DEFUN([gl_CHECK_FUNC_]m4_defn([gl_FUNC_NAME]), [ + m4_divert_text([INIT_PREPARE], + [gl_func_list="$gl_func_list gl_FUNC_NAME"]) + gl_FUNCS_EXPANSION + AH_TEMPLATE(AS_TR_CPP([HAVE_]m4_defn([gl_FUNC_NAME])), + [Define to 1 if you have the `]m4_defn([gl_FUNC_NAME])[' function.]) + ]) + AC_REQUIRE([gl_CHECK_FUNC_]m4_defn([gl_FUNC_NAME])) + ]) +]) +m4_define([gl_FUNCS_EXPANSION], [ + m4_divert_text([DEFAULTS], [gl_func_list=]) + AC_CHECK_FUNCS([$gl_func_list]) + m4_define([gl_FUNCS_EXPANSION], []) +]) + +# AC_CHECK_DECLS_ONCE(DECL1 DECL2 ...) is a once-only variant of +# AC_CHECK_DECLS(DECL1, DECL2, ...). +AC_DEFUN([AC_CHECK_DECLS_ONCE], [ + : + AC_FOREACH([gl_DECL_NAME], [$1], [ + AC_DEFUN([gl_CHECK_DECL_]m4_defn([gl_DECL_NAME]), [ + AC_CHECK_DECLS(m4_defn([gl_DECL_NAME])) + ]) + AC_REQUIRE([gl_CHECK_DECL_]m4_defn([gl_DECL_NAME])) + ]) +]) diff --git a/gl/memmove.c b/gl/memmove.c new file mode 100644 index 0000000..79cc782 --- /dev/null +++ b/gl/memmove.c @@ -0,0 +1,28 @@ +/* memmove.c -- copy memory. + Copy LENGTH bytes from SOURCE to DEST. Does not null-terminate. + In the public domain. + By David MacKenzie <djm@gnu.ai.mit.edu>. */ + +#if HAVE_CONFIG_H +# include <config.h> +#endif + +#include <stddef.h> + +void * +memmove (void *dest0, void const *source0, size_t length) +{ + char *dest = dest0; + char const *source = source0; + if (source < dest) + /* Moving from low mem to hi mem; start at end. */ + for (source += length, dest += length; length; --length) + *--dest = *--source; + else if (source != dest) + { + /* Moving from hi mem to low mem; start at beginning. */ + for (; length; --length) + *dest++ = *source++; + } + return dest0; +} |