From bcbb663d3249baf4731ce670fef341da10655f54 Mon Sep 17 00:00:00 2001 From: ueno Date: Thu, 10 Aug 2006 01:37:04 +0000 Subject: [PATCH] * Use gnulib. * starttls.c (main): Don't use basename. http://bugs.debian.org/348228. (tcp_connect): Renamed the variable "false" to "_false". --- ChangeLog | 6 + Makefile.am | 8 +- acinclude.m4 | 367 ---------------------------- basename.c | 40 ---- bootstrap | 5 +- configure.in | 23 +- getopt.c | 755 ---------------------------------------------------------- getopt.h | 125 ---------- getopt1.c | 183 -------------- starttls.c | 45 +--- 10 files changed, 32 insertions(+), 1525 deletions(-) delete mode 100644 acinclude.m4 delete mode 100644 basename.c delete mode 100644 getopt.c delete mode 100644 getopt.h delete mode 100644 getopt1.c diff --git a/ChangeLog b/ChangeLog index 43e6c15..42463f7 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2006-08-10 Daiki Ueno + * Use gnulib. + + * starttls.c (main): Don't use basename. + http://bugs.debian.org/348228. + (tcp_connect): Renamed the variable "false" to "_false". + * configure.in: Use AC_HELP_STRING. 2006-04-12 Kenichi Okada diff --git a/Makefile.am b/Makefile.am index 733ec97..b92477d 100644 --- a/Makefile.am +++ b/Makefile.am @@ -1,8 +1,11 @@ ## Process this file with automake to produce Makefile.in -DEFS = -I$(srcdir) $(CFLAGS) @DEFS@ +ACLOCAL_AMFLAGS = -I m4 +SUBDIRS = lib + +DEFS = -I$(srcdir) -I$(srcdir)/lib $(CFLAGS) @DEFS@ LIBOBJS = @LIBOBJS@ -EXTRA_DIST = starttls.el basename.c getopt.c getopt.h getopt1.c +EXTRA_DIST = starttls.el basename.c bin_PROGRAMS= starttls lisp_LISP = starttls.el @@ -11,4 +14,3 @@ starttls_SOURCES = starttls.c gnutls.c else starttls_SOURCES = starttls.c openssl.c endif -starttls_LDADD = $(LIBOBJS) diff --git a/acinclude.m4 b/acinclude.m4 deleted file mode 100644 index 3481856..0000000 --- a/acinclude.m4 +++ /dev/null @@ -1,367 +0,0 @@ -dnl @(#) $Header: /opt/backups/cvs.m17n.org/root/starttls/Attic/acinclude.m4,v 1.2 2002-01-22 08:33:12 ueno Exp $ (LBL) -dnl -dnl Copyright (c) 1995, 1996, 1997, 1998 -dnl The Regents of the University of California. All rights reserved. -dnl -dnl Redistribution and use in source and binary forms, with or without -dnl modification, are permitted provided that: (1) source code distributions -dnl retain the above copyright notice and this paragraph in its entirety, (2) -dnl distributions including binary code include the above copyright notice and -dnl this paragraph in its entirety in the documentation or other materials -dnl provided with the distribution, and (3) all advertising materials mentioning -dnl features or use of this software display the following acknowledgement: -dnl ``This product includes software developed by the University of California, -dnl Lawrence Berkeley Laboratory and its contributors.'' Neither the name of -dnl the University nor the names of its contributors may be used to endorse -dnl or promote products derived from this software without specific prior -dnl written permission. -dnl THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED -dnl WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF -dnl MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. -dnl -dnl LBL autoconf macros -dnl - -dnl Copyright (c) 1999 WIDE Project. All rights reserved. -dnl -dnl Redistribution and use in source and binary forms, with or without -dnl modification, are permitted provided that the following conditions -dnl are met: -dnl 1. Redistributions of source code must retain the above copyright -dnl notice, this list of conditions and the following disclaimer. -dnl 2. Redistributions in binary form must reproduce the above copyright -dnl notice, this list of conditions and the following disclaimer in the -dnl documentation and/or other materials provided with the distribution. -dnl 3. Neither the name of the project nor the names of its contributors -dnl may be used to endorse or promote products derived from this software -dnl without specific prior written permission. -dnl -dnl THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND -dnl ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -dnl IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -dnl ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE -dnl FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL -dnl DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS -dnl OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) -dnl HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -dnl LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -dnl OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF -dnl SUCH DAMAGE. - -dnl -dnl Checks to see if AF_INET6 is defined -AC_DEFUN(AC_CHECK_AF_INET6, [ - AC_MSG_CHECKING(for AF_INET6) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include ], - [int a = AF_INET6], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes ; then - AC_DEFINE(HAVE_AF_INET6) - fi -]) - -dnl -dnl Checks to see if the sockaddr struct has the 4.4 BSD sa_len member -dnl borrowed from LBL libpcap -AC_DEFUN(AC_CHECK_SA_LEN, [ - AC_MSG_CHECKING(if sockaddr struct has sa_len member) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include ], - [u_int i = sizeof(((struct sockaddr *)0)->sa_len)], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes ; then - AC_DEFINE(HAVE_SOCKADDR_SA_LEN) - fi -]) - -dnl -dnl Checks for portable prototype declaration macro -AC_DEFUN(AC_CHECK_PORTABLE_PROTO, [ - AC_MSG_CHECKING(for __P) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include ], - [int f __P(())], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_PORTABLE_PROTOTYPE) - fi -]) - -dnl checks for u_intXX_t -AC_DEFUN(AC_CHECK_BITTYPES, [ - $1=yes -dnl check for u_int8_t - AC_MSG_CHECKING(for u_int8_t) - AC_CACHE_VAL(ac_cv_u_int8_t, - AC_TRY_COMPILE([ -# include ], - [u_int8_t i], - ac_cv_u_int8_t=yes, - ac_cv_u_int8_t=no)) - AC_MSG_RESULT($ac_cv_u_int8_t) - if test $ac_cv_u_int8_t = yes; then - AC_DEFINE(HAVE_U_INT8_T) - else - $1=no - fi -dnl check for u_int16_t - AC_MSG_CHECKING(for u_int16_t) - AC_CACHE_VAL(ac_cv_u_int16_t, - AC_TRY_COMPILE([ -# include ], - [u_int16_t i], - ac_cv_u_int16_t=yes, - ac_cv_u_int16_t=no)) - AC_MSG_RESULT($ac_cv_u_int16_t) - if test $ac_cv_u_int16_t = yes; then - AC_DEFINE(HAVE_U_INT16_T) - else - $1=no - fi -dnl check for u_int32_t - AC_MSG_CHECKING(for u_int32_t) - AC_CACHE_VAL(ac_cv_u_int32_t, - AC_TRY_COMPILE([ -# include ], - [u_int32_t i], - ac_cv_u_int32_t=yes, - ac_cv_u_int32_t=no)) - AC_MSG_RESULT($ac_cv_u_int32_t) - if test $ac_cv_u_int32_t = yes; then - AC_DEFINE(HAVE_U_INT32_T) - else - $1=no - fi -]) - -dnl -dnl Checks for addrinfo structure -AC_DEFUN(AC_STRUCT_ADDRINFO, [ - AC_MSG_CHECKING(for addrinfo) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include ], - [struct addrinfo a], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_ADDRINFO) - else - AC_DEFINE(NEED_ADDRINFO_H) - fi -]) - -dnl -dnl Checks for NI_MAXSERV -AC_DEFUN(AC_NI_MAXSERV, [ - AC_MSG_CHECKING(for NI_MAXSERV) - AC_CACHE_VAL($1, - AC_EGREP_CPP(yes, [#include -#ifdef NI_MAXSERV -yes -#endif], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 != yes; then - AC_DEFINE(NEED_ADDRINFO_H) - fi -]) - -dnl -dnl Checks for NI_NAMEREQD -AC_DEFUN(AC_NI_NAMEREQD, [ - AC_MSG_CHECKING(for NI_NAMEREQD) - AC_CACHE_VAL($1, - AC_EGREP_CPP(yes, [#include -#ifdef NI_NOFQDN -yes -#endif], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 != yes; then - AC_DEFINE(NEED_ADDRINFO_H) - fi -]) - -dnl -dnl Checks for sockaddr_storage structure -AC_DEFUN(AC_STRUCT_SA_STORAGE, [ - AC_MSG_CHECKING(for sockaddr_storage) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include ], - [struct sockaddr_storage s], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_SOCKADDR_STORAGE) - fi -]) - -dnl -dnl Checks for macro of IP address size -AC_DEFUN(AC_CHECK_ADDRSZ, [ - $1=yes -dnl check for INADDRSZ - AC_MSG_CHECKING(for INADDRSZ) - AC_CACHE_VAL(ac_cv_inaddrsz, - AC_TRY_COMPILE([ -# include ], - [int a = INADDRSZ], - ac_cv_inaddrsz=yes, - ac_cv_inaddrsz=no)) - AC_MSG_RESULT($ac_cv_inaddrsz) - if test $ac_cv_inaddrsz = yes; then - AC_DEFINE(HAVE_INADDRSZ) - else - $1=no - fi -dnl check for IN6ADDRSZ - AC_MSG_CHECKING(for IN6ADDRSZ) - AC_CACHE_VAL(ac_cv_in6addrsz, - AC_TRY_COMPILE([ -# include ], - [int a = IN6ADDRSZ], - ac_cv_in6addrsz=yes, - ac_cv_in6addrsz=no)) - AC_MSG_RESULT($ac_cv_in6addrsz) - if test $ac_cv_in6addrsz = yes; then - AC_DEFINE(HAVE_IN6ADDRSZ) - else - $1=no - fi -]) - -dnl -dnl check for RES_USE_INET6 -AC_DEFUN(AC_CHECK_RES_USE_INET6, [ - AC_MSG_CHECKING(for RES_USE_INET6) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include -# include ], - [int a = RES_USE_INET6], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_RES_USE_INET6) - fi -]) - -dnl -dnl check for AAAA -AC_DEFUN(AC_CHECK_AAAA, [ - AC_MSG_CHECKING(for AAAA) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include ], - [int a = T_AAAA], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_AAAA) - fi -]) - -dnl -dnl check for struct res_state_ext -AC_DEFUN(AC_STRUCT_RES_STATE_EXT, [ - AC_MSG_CHECKING(for res_state_ext) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include -# include -# include ], - [struct __res_state_ext e], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_RES_STATE_EXT) - fi -]) - -dnl -dnl check for struct res_state_ext -AC_DEFUN(AC_STRUCT_RES_STATE, [ - AC_MSG_CHECKING(for nsort in res_state) - AC_CACHE_VAL($1, - AC_TRY_COMPILE([ -# include -# include -# include -# include ], - [struct __res_state e; e.nsort = 0], - $1=yes, - $1=no)) - AC_MSG_RESULT($$1) - if test $$1 = yes; then - AC_DEFINE(HAVE_NEW_RES_STATE) - fi -]) - -dnl -dnl check for h_errno -AC_DEFUN(AC_VAR_H_ERRNO, [ - AC_MSG_CHECKING(for h_errno) - AC_CACHE_VAL(ac_cv_var_h_errno, - AC_TRY_COMPILE([ -# include -# include ], - [int foo = h_errno;], - ac_cv_var_h_errno=yes, - ac_cv_var_h_errno=no)) - AC_MSG_RESULT($ac_cv_var_h_errno) - if test "$ac_cv_var_h_errno" = "yes"; then - AC_DEFINE(HAVE_H_ERRNO) - fi -]) - -dnl -dnl Test for __attribute__ -dnl - -AC_DEFUN(AC_C___ATTRIBUTE__, [ -AC_MSG_CHECKING(for __attribute__) -AC_CACHE_VAL(ac_cv___attribute__, [ -AC_TRY_COMPILE([ -#include -], -[ -static void foo(void) __attribute__ ((noreturn)); - -static void -foo(void) -{ - exit(1); -} -], -ac_cv___attribute__=yes, -ac_cv___attribute__=no)]) -if test "$ac_cv___attribute__" = "yes"; then - AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__]) -fi -AC_MSG_RESULT($ac_cv___attribute__) -]) diff --git a/basename.c b/basename.c deleted file mode 100644 index 8fae497..0000000 --- a/basename.c +++ /dev/null @@ -1,40 +0,0 @@ -/* Return the name-within-directory of a file name. - Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifdef HAVE_CONFIG_H -# include -#endif - -#include - -#define _LIBC -#ifndef _LIBC -/* We cannot generally use the name `basename' since XPG defines an unusable - variant of the function but we cannot use it. */ -# define basename gnu_basename -#endif - - -char * -basename (filename) - const char *filename; -{ - char *p = strrchr (filename, '/'); - return p ? p + 1 : (char *) filename; -} diff --git a/bootstrap b/bootstrap index c67fa95..084f373 100755 --- a/bootstrap +++ b/bootstrap @@ -1,7 +1,6 @@ #! /bin/sh -aclocal -automake --gnu --add-missing -autoconf +gnulib-tool --import getaddrinfo getopt +autoreconf -f -i exit 0 diff --git a/configure.in b/configure.in index 757c89c..13190a1 100644 --- a/configure.in +++ b/configure.in @@ -2,26 +2,16 @@ AC_INIT(starttls.el) AC_PREREQ(2.50) AM_INIT_AUTOMAKE(starttls, 0.10) -AM_PATH_LISPDIR - AC_PROG_CC AC_ISC_POSIX +gl_EARLY + AC_PROG_INSTALL AC_PROG_MAKE_SET AC_PROG_RANLIB -AC_CHECK_HEADERS(libgen.h sys/select.h sys/poll.h) - -AC_STRUCT_ADDRINFO(ac_cv_struct_addrinfo) -if test "$ac_cv_struct_addrinfo" = "no"; then - AC_CHECK_LIB(nsl, gethostbyname) -fi +AC_CHECK_HEADERS(sys/select.h sys/poll.h) AC_CHECK_LIB(socket, socket) - -AC_CHECK_FUNC(getopt_long,,[ - AC_LIBOBJ(getopt) - AC_LIBOBJ(getopt1)]) -AC_REPLACE_FUNCS(basename) AC_CHECK_FUNC(poll) AC_ARG_WITH(openssl, AC_HELP_STRING([--with-openssl=PATH], [use OpenSSL from PATH])) @@ -44,5 +34,10 @@ else AC_CHECK_LIB(ssl, SSL_CTX_new, LIBS="-lssl $LIBS")], AC_MSG_ERROR([OpenSSL not installed - please install first])) fi +gl_INIT + +AM_PATH_LISPDIR -AC_OUTPUT(Makefile) +AC_CONFIG_FILES(Makefile +lib/Makefile) +AC_OUTPUT diff --git a/getopt.c b/getopt.c deleted file mode 100644 index b5caccd..0000000 --- a/getopt.c +++ /dev/null @@ -1,755 +0,0 @@ -/* Getopt for GNU. - NOTE: getopt is now part of the C library, so if you don't know what - "Keep this file name-space clean" means, talk to roland@gnu.ai.mit.edu - before changing it! - - Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94 - Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by the - Free Software Foundation; either version 2, or (at your option) any - later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ - -/* This tells Alpha OSF/1 not to define a getopt prototype in . - Ditto for AIX 3.2 and . */ -#ifndef _NO_PROTO -#define _NO_PROTO -#endif - -#ifdef HAVE_CONFIG_H -#if defined (emacs) || defined (CONFIG_BROKETS) -/* We use instead of "config.h" so that a compilation - using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h - (which it would do because it found this file in $srcdir). */ -#include -#else -#include "config.h" -#endif -#endif - -#ifndef __STDC__ -/* This is a separate conditional since some stdc systems - reject `defined (const)'. */ -#ifndef const -#define const -#endif -#endif - -#include - -#ifdef HAVE_STRING_H -#include -#endif - -/* Comment out all this code if we are using the GNU C Library, and are not - actually compiling the library itself. This code is part of the GNU C - Library, but also included in many other GNU distributions. Compiling - and linking in this code is a waste when using the GNU C library - (especially if it is a shared library). Rather than having every GNU - program understand `configure --with-gnu-libc' and omit the object files, - it is simpler to just do this in the source for each such file. */ - -#if defined (_LIBC) || !defined (__GNU_LIBRARY__) - - -/* This needs to come after some library #include - to get __GNU_LIBRARY__ defined. */ -#ifdef __GNU_LIBRARY__ -/* Don't include stdlib.h for non-GNU C libraries because some of them - contain conflicting prototypes for getopt. */ -#include -#endif /* GNU C library. */ - -/* This version of `getopt' appears to the caller like standard Unix `getopt' - but it behaves differently for the user, since it allows the user - to intersperse the options with the other arguments. - - As `getopt' works, it permutes the elements of ARGV so that, - when it is done, all the options precede everything else. Thus - all application programs are extended to handle flexible argument order. - - Setting the environment variable POSIXLY_CORRECT disables permutation. - Then the behavior is completely standard. - - GNU application programs can use a third alternative mode in which - they can distinguish the relative order of options and other arguments. */ - -#include "getopt.h" - -/* For communication from `getopt' to the caller. - When `getopt' finds an option that takes an argument, - the argument value is returned here. - Also, when `ordering' is RETURN_IN_ORDER, - each non-option ARGV-element is returned here. */ - -char *optarg = NULL; - -/* Index in ARGV of the next element to be scanned. - This is used for communication to and from the caller - and for communication between successive calls to `getopt'. - - On entry to `getopt', zero means this is the first call; initialize. - - When `getopt' returns EOF, this is the index of the first of the - non-option elements that the caller should itself scan. - - Otherwise, `optind' communicates from one call to the next - how much of ARGV has been scanned so far. */ - -/* XXX 1003.2 says this must be 1 before any call. */ -int optind = 0; - -/* The next char to be scanned in the option-element - in which the last option character we returned was found. - This allows us to pick up the scan where we left off. - - If this is zero, or a null string, it means resume the scan - by advancing to the next ARGV-element. */ - -static char *nextchar; - -/* Callers store zero here to inhibit the error message - for unrecognized options. */ - -int opterr = 1; - -/* Set to an option character which was unrecognized. - This must be initialized on some systems to avoid linking in the - system's own getopt implementation. */ - -int optopt = '?'; - -/* Describe how to deal with options that follow non-option ARGV-elements. - - If the caller did not specify anything, - the default is REQUIRE_ORDER if the environment variable - POSIXLY_CORRECT is defined, PERMUTE otherwise. - - REQUIRE_ORDER means don't recognize them as options; - stop option processing when the first non-option is seen. - This is what Unix does. - This mode of operation is selected by either setting the environment - variable POSIXLY_CORRECT, or using `+' as the first character - of the list of option characters. - - PERMUTE is the default. We permute the contents of ARGV as we scan, - so that eventually all the non-options are at the end. This allows options - to be given in any order, even with programs that were not written to - expect this. - - RETURN_IN_ORDER is an option available to programs that were written - to expect options and other ARGV-elements in any order and that care about - the ordering of the two. We describe each non-option ARGV-element - as if it were the argument of an option with character code 1. - Using `-' as the first character of the list of option characters - selects this mode of operation. - - The special argument `--' forces an end of option-scanning regardless - of the value of `ordering'. In the case of RETURN_IN_ORDER, only - `--' can cause `getopt' to return EOF with `optind' != ARGC. */ - -static enum -{ - REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER -} ordering; - -/* Value of POSIXLY_CORRECT environment variable. */ -static char *posixly_correct; - -#ifdef __GNU_LIBRARY__ -/* We want to avoid inclusion of string.h with non-GNU libraries - because there are many ways it can cause trouble. - On some systems, it contains special magic macros that don't work - in GCC. */ -#include -#define my_index strchr -#else - -/* Avoid depending on library functions or files - whose names are inconsistent. */ - -char *getenv (); - -static char * -my_index (str, chr) - const char *str; - int chr; -{ - while (*str) - { - if (*str == chr) - return (char *) str; - str++; - } - return 0; -} - -/* If using GCC, we can safely declare strlen this way. - If not using GCC, it is ok not to declare it. */ -#ifdef __GNUC__ -/* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h. - That was relevant to code that was here before. */ -#ifndef __STDC__ -/* gcc with -traditional declares the built-in strlen to return int, - and has done so at least since version 2.4.5. -- rms. */ -extern int strlen (const char *); -#endif /* not __STDC__ */ -#endif /* __GNUC__ */ - -#endif /* not __GNU_LIBRARY__ */ - -/* Handle permutation of arguments. */ - -/* Describe the part of ARGV that contains non-options that have - been skipped. `first_nonopt' is the index in ARGV of the first of them; - `last_nonopt' is the index after the last of them. */ - -static int first_nonopt; -static int last_nonopt; - -/* Exchange two adjacent subsequences of ARGV. - One subsequence is elements [first_nonopt,last_nonopt) - which contains all the non-options that have been skipped so far. - The other is elements [last_nonopt,optind), which contains all - the options processed since those non-options were skipped. - - `first_nonopt' and `last_nonopt' are relocated so that they describe - the new indices of the non-options in ARGV after they are moved. */ - -static void -exchange (argv) - char **argv; -{ - int bottom = first_nonopt; - int middle = last_nonopt; - int top = optind; - char *tem; - - /* Exchange the shorter segment with the far end of the longer segment. - That puts the shorter segment into the right place. - It leaves the longer segment in the right place overall, - but it consists of two parts that need to be swapped next. */ - - while (top > middle && middle > bottom) - { - if (top - middle > middle - bottom) - { - /* Bottom segment is the short one. */ - int len = middle - bottom; - register int i; - - /* Swap it with the top part of the top segment. */ - for (i = 0; i < len; i++) - { - tem = argv[bottom + i]; - argv[bottom + i] = argv[top - (middle - bottom) + i]; - argv[top - (middle - bottom) + i] = tem; - } - /* Exclude the moved bottom segment from further swapping. */ - top -= len; - } - else - { - /* Top segment is the short one. */ - int len = top - middle; - register int i; - - /* Swap it with the bottom part of the bottom segment. */ - for (i = 0; i < len; i++) - { - tem = argv[bottom + i]; - argv[bottom + i] = argv[middle + i]; - argv[middle + i] = tem; - } - /* Exclude the moved top segment from further swapping. */ - bottom += len; - } - } - - /* Update records for the slots the non-options now occupy. */ - - first_nonopt += (optind - last_nonopt); - last_nonopt = optind; -} - -/* Initialize the internal data when the first call is made. */ - -static const char * -_getopt_initialize (optstring) - const char *optstring; -{ - /* Start processing options with ARGV-element 1 (since ARGV-element 0 - is the program name); the sequence of previously skipped - non-option ARGV-elements is empty. */ - - first_nonopt = last_nonopt = optind = 1; - - nextchar = NULL; - - posixly_correct = getenv ("POSIXLY_CORRECT"); - - /* Determine how to handle the ordering of options and nonoptions. */ - - if (optstring[0] == '-') - { - ordering = RETURN_IN_ORDER; - ++optstring; - } - else if (optstring[0] == '+') - { - ordering = REQUIRE_ORDER; - ++optstring; - } - else if (posixly_correct != NULL) - ordering = REQUIRE_ORDER; - else - ordering = PERMUTE; - - return optstring; -} - -/* Scan elements of ARGV (whose length is ARGC) for option characters - given in OPTSTRING. - - If an element of ARGV starts with '-', and is not exactly "-" or "--", - then it is an option element. The characters of this element - (aside from the initial '-') are option characters. If `getopt' - is called repeatedly, it returns successively each of the option characters - from each of the option elements. - - If `getopt' finds another option character, it returns that character, - updating `optind' and `nextchar' so that the next call to `getopt' can - resume the scan with the following option character or ARGV-element. - - If there are no more option characters, `getopt' returns `EOF'. - Then `optind' is the index in ARGV of the first ARGV-element - that is not an option. (The ARGV-elements have been permuted - so that those that are not options now come last.) - - OPTSTRING is a string containing the legitimate option characters. - If an option character is seen that is not listed in OPTSTRING, - return '?' after printing an error message. If you set `opterr' to - zero, the error message is suppressed but we still return '?'. - - If a char in OPTSTRING is followed by a colon, that means it wants an arg, - so the following text in the same ARGV-element, or the text of the following - ARGV-element, is returned in `optarg'. Two colons mean an option that - wants an optional arg; if there is text in the current ARGV-element, - it is returned in `optarg', otherwise `optarg' is set to zero. - - If OPTSTRING starts with `-' or `+', it requests different methods of - handling the non-option ARGV-elements. - See the comments about RETURN_IN_ORDER and REQUIRE_ORDER, above. - - Long-named options begin with `--' instead of `-'. - Their names may be abbreviated as long as the abbreviation is unique - or is an exact match for some defined option. If they have an - argument, it follows the option name in the same ARGV-element, separated - from the option name by a `=', or else the in next ARGV-element. - When `getopt' finds a long-named option, it returns 0 if that option's - `flag' field is nonzero, the value of the option's `val' field - if the `flag' field is zero. - - The elements of ARGV aren't really const, because we permute them. - But we pretend they're const in the prototype to be compatible - with other systems. - - LONGOPTS is a vector of `struct option' terminated by an - element containing a name which is zero. - - LONGIND returns the index in LONGOPT of the long-named option found. - It is only valid when a long-named option has been found by the most - recent call. - - If LONG_ONLY is nonzero, '-' as well as '--' can introduce - long-named options. */ - -int -_getopt_internal (argc, argv, optstring, longopts, longind, long_only) - int argc; - char *const *argv; - const char *optstring; - const struct option *longopts; - int *longind; - int long_only; -{ - optarg = NULL; - - if (optind == 0) - optstring = _getopt_initialize (optstring); - - if (nextchar == NULL || *nextchar == '\0') - { - /* Advance to the next ARGV-element. */ - - if (ordering == PERMUTE) - { - /* If we have just processed some options following some non-options, - exchange them so that the options come first. */ - - if (first_nonopt != last_nonopt && last_nonopt != optind) - exchange ((char **) argv); - else if (last_nonopt != optind) - first_nonopt = optind; - - /* Skip any additional non-options - and extend the range of non-options previously skipped. */ - - while (optind < argc - && (argv[optind][0] != '-' || argv[optind][1] == '\0')) - optind++; - last_nonopt = optind; - } - - /* The special ARGV-element `--' means premature end of options. - Skip it like a null option, - then exchange with previous non-options as if it were an option, - then skip everything else like a non-option. */ - - if (optind != argc && !strcmp (argv[optind], "--")) - { - optind++; - - if (first_nonopt != last_nonopt && last_nonopt != optind) - exchange ((char **) argv); - else if (first_nonopt == last_nonopt) - first_nonopt = optind; - last_nonopt = argc; - - optind = argc; - } - - /* If we have done all the ARGV-elements, stop the scan - and back over any non-options that we skipped and permuted. */ - - if (optind == argc) - { - /* Set the next-arg-index to point at the non-options - that we previously skipped, so the caller will digest them. */ - if (first_nonopt != last_nonopt) - optind = first_nonopt; - return EOF; - } - - /* If we have come to a non-option and did not permute it, - either stop the scan or describe it to the caller and pass it by. */ - - if ((argv[optind][0] != '-' || argv[optind][1] == '\0')) - { - if (ordering == REQUIRE_ORDER) - return EOF; - optarg = argv[optind++]; - return 1; - } - - /* We have found another option-ARGV-element. - Skip the initial punctuation. */ - - nextchar = (argv[optind] + 1 - + (longopts != NULL && argv[optind][1] == '-')); - } - - /* Decode the current option-ARGV-element. */ - - /* Check whether the ARGV-element is a long option. - - If long_only and the ARGV-element has the form "-f", where f is - a valid short option, don't consider it an abbreviated form of - a long option that starts with f. Otherwise there would be no - way to give the -f short option. - - On the other hand, if there's a long option "fubar" and - the ARGV-element is "-fu", do consider that an abbreviation of - the long option, just like "--fu", and not "-f" with arg "u". - - This distinction seems to be the most useful approach. */ - - if (longopts != NULL - && (argv[optind][1] == '-' - || (long_only && (argv[optind][2] || !my_index (optstring, argv[optind][1]))))) - { - char *nameend; - const struct option *p; - const struct option *pfound = NULL; - int exact = 0; - int ambig = 0; - int indfound; - int option_index; - - for (nameend = nextchar; *nameend && *nameend != '='; nameend++) - /* Do nothing. */ ; - - /* Test all long options for either exact match - or abbreviated matches. */ - for (p = longopts, option_index = 0; p->name; p++, option_index++) - if (!strncmp (p->name, nextchar, nameend - nextchar)) - { - if (nameend - nextchar == (int) strlen (p->name)) - { - /* Exact match found. */ - pfound = p; - indfound = option_index; - exact = 1; - break; - } - else if (pfound == NULL) - { - /* First nonexact match found. */ - pfound = p; - indfound = option_index; - } - else - /* Second or later nonexact match found. */ - ambig = 1; - } - - if (ambig && !exact) - { - if (opterr) - fprintf (stderr, "%s: option `%s' is ambiguous\n", - argv[0], argv[optind]); - nextchar += strlen (nextchar); - optind++; - return '?'; - } - - if (pfound != NULL) - { - option_index = indfound; - optind++; - if (*nameend) - { - /* Don't test has_arg with >, because some C compilers don't - allow it to be used on enums. */ - if (pfound->has_arg) - optarg = nameend + 1; - else - { - if (opterr) - { - if (argv[optind - 1][1] == '-') - /* --option */ - fprintf (stderr, - "%s: option `--%s' doesn't allow an argument\n", - argv[0], pfound->name); - else - /* +option or -option */ - fprintf (stderr, - "%s: option `%c%s' doesn't allow an argument\n", - argv[0], argv[optind - 1][0], pfound->name); - } - nextchar += strlen (nextchar); - return '?'; - } - } - else if (pfound->has_arg == 1) - { - if (optind < argc) - optarg = argv[optind++]; - else - { - if (opterr) - fprintf (stderr, "%s: option `%s' requires an argument\n", - argv[0], argv[optind - 1]); - nextchar += strlen (nextchar); - return optstring[0] == ':' ? ':' : '?'; - } - } - nextchar += strlen (nextchar); - if (longind != NULL) - *longind = option_index; - if (pfound->flag) - { - *(pfound->flag) = pfound->val; - return 0; - } - return pfound->val; - } - - /* Can't find it as a long option. If this is not getopt_long_only, - or the option starts with '--' or is not a valid short - option, then it's an error. - Otherwise interpret it as a short option. */ - if (!long_only || argv[optind][1] == '-' - || my_index (optstring, *nextchar) == NULL) - { - if (opterr) - { - if (argv[optind][1] == '-') - /* --option */ - fprintf (stderr, "%s: unrecognized option `--%s'\n", - argv[0], nextchar); - else - /* +option or -option */ - fprintf (stderr, "%s: unrecognized option `%c%s'\n", - argv[0], argv[optind][0], nextchar); - } - nextchar = (char *) ""; - optind++; - return '?'; - } - } - - /* Look at and handle the next short option-character. */ - - { - char c = *nextchar++; - char *temp = my_index (optstring, c); - - /* Increment `optind' when we start to process its last character. */ - if (*nextchar == '\0') - ++optind; - - if (temp == NULL || c == ':') - { - if (opterr) - { - if (posixly_correct) - /* 1003.2 specifies the format of this message. */ - fprintf (stderr, "%s: illegal option -- %c\n", argv[0], c); - else - fprintf (stderr, "%s: invalid option -- %c\n", argv[0], c); - } - optopt = c; - return '?'; - } - if (temp[1] == ':') - { - if (temp[2] == ':') - { - /* This is an option that accepts an argument optionally. */ - if (*nextchar != '\0') - { - optarg = nextchar; - optind++; - } - else - optarg = NULL; - nextchar = NULL; - } - else - { - /* This is an option that requires an argument. */ - if (*nextchar != '\0') - { - optarg = nextchar; - /* If we end this ARGV-element by taking the rest as an arg, - we must advance to the next element now. */ - optind++; - } - else if (optind == argc) - { - if (opterr) - { - /* 1003.2 specifies the format of this message. */ - fprintf (stderr, "%s: option requires an argument -- %c\n", - argv[0], c); - } - optopt = c; - if (optstring[0] == ':') - c = ':'; - else - c = '?'; - } - else - /* We already incremented `optind' once; - increment it again when taking next ARGV-elt as argument. */ - optarg = argv[optind++]; - nextchar = NULL; - } - } - return c; - } -} - -int -getopt (argc, argv, optstring) - int argc; - char *const *argv; - const char *optstring; -{ - return _getopt_internal (argc, argv, optstring, - (const struct option *) 0, - (int *) 0, - 0); -} - -#endif /* _LIBC or not __GNU_LIBRARY__. */ - -#ifdef TEST - -/* Compile with -DTEST to make an executable for use in testing - the above definition of `getopt'. */ - -int -main (argc, argv) - int argc; - char **argv; -{ - int c; - int digit_optind = 0; - - while (1) - { - int this_option_optind = optind ? optind : 1; - - c = getopt (argc, argv, "abc:d:0123456789"); - if (c == EOF) - break; - - switch (c) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - if (digit_optind != 0 && digit_optind != this_option_optind) - printf ("digits occur in two different argv-elements.\n"); - digit_optind = this_option_optind; - printf ("option %c\n", c); - break; - - case 'a': - printf ("option a\n"); - break; - - case 'b': - printf ("option b\n"); - break; - - case 'c': - printf ("option c with value `%s'\n", optarg); - break; - - case '?': - break; - - default: - printf ("?? getopt returned character code 0%o ??\n", c); - } - } - - if (optind < argc) - { - printf ("non-option ARGV-elements: "); - while (optind < argc) - printf ("%s ", argv[optind++]); - printf ("\n"); - } - - exit (0); -} - -#endif /* TEST */ diff --git a/getopt.h b/getopt.h deleted file mode 100644 index c872f41..0000000 --- a/getopt.h +++ /dev/null @@ -1,125 +0,0 @@ -/* Declarations for getopt. - Copyright (C) 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by the - Free Software Foundation; either version 2, or (at your option) any - later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ - -#ifndef _GETOPT_H -#define _GETOPT_H 1 - -#ifdef __cplusplus -extern "C" { -#endif - -/* For communication from `getopt' to the caller. - When `getopt' finds an option that takes an argument, - the argument value is returned here. - Also, when `ordering' is RETURN_IN_ORDER, - each non-option ARGV-element is returned here. */ - -extern char *optarg; - -/* Index in ARGV of the next element to be scanned. - This is used for communication to and from the caller - and for communication between successive calls to `getopt'. - - On entry to `getopt', zero means this is the first call; initialize. - - When `getopt' returns EOF, this is the index of the first of the - non-option elements that the caller should itself scan. - - Otherwise, `optind' communicates from one call to the next - how much of ARGV has been scanned so far. */ - -extern int optind; - -/* Callers store zero here to inhibit the error message `getopt' prints - for unrecognized options. */ - -extern int opterr; - -/* Set to an option character which was unrecognized. */ - -extern int optopt; - -/* Describe the long-named options requested by the application. - The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector - of `struct option' terminated by an element containing a name which is - zero. - - The field `has_arg' is: - no_argument (or 0) if the option does not take an argument, - required_argument (or 1) if the option requires an argument, - optional_argument (or 2) if the option takes an optional argument. - - If the field `flag' is not NULL, it points to a variable that is set - to the value given in the field `val' when the option is found, but - left unchanged if the option is not found. - - To have a long-named option do something other than set an `int' to - a compiled-in constant, such as set a value from `optarg', set the - option's `flag' field to zero and its `val' field to a nonzero - value (the equivalent single-letter option character, if there is - one). For long options that have a zero `flag' field, `getopt' - returns the contents of the `val' field. */ - -struct option -{ -#if __STDC__ - const char *name; -#else - char *name; -#endif - /* has_arg can't be an enum because some compilers complain about - type mismatches in all the code that assumes it is an int. */ - int has_arg; - int *flag; - int val; -}; - -/* Names for the values of the `has_arg' field of `struct option'. */ - -#define no_argument 0 -#define required_argument 1 -#define optional_argument 2 - -#if __STDC__ -#if defined(__GNU_LIBRARY__) -/* Many other libraries have conflicting prototypes for getopt, with - differences in the consts, in stdlib.h. To avoid compilation - errors, only prototype getopt for the GNU C library. */ -extern int getopt (int argc, char *const *argv, const char *shortopts); -#else /* not __GNU_LIBRARY__ */ -extern int getopt (); -#endif /* not __GNU_LIBRARY__ */ -extern int getopt_long (int argc, char *const *argv, const char *shortopts, - const struct option *longopts, int *longind); -extern int getopt_long_only (int argc, char *const *argv, - const char *shortopts, - const struct option *longopts, int *longind); - -/* Internal only. Users should not call this directly. */ -extern int _getopt_internal (int argc, char *const *argv, - const char *shortopts, - const struct option *longopts, int *longind, - int long_only); -#else /* not __STDC__ */ -extern int getopt (); -extern int getopt_long (); -extern int getopt_long_only (); - -extern int _getopt_internal (); -#endif /* not __STDC__ */ - -#ifdef __cplusplus -} -#endif - -#endif /* _GETOPT_H */ diff --git a/getopt1.c b/getopt1.c deleted file mode 100644 index a4f1976..0000000 --- a/getopt1.c +++ /dev/null @@ -1,183 +0,0 @@ -/* getopt_long and getopt_long_only entry points for GNU getopt. - Copyright (C) 1987, 88, 89, 90, 91, 92, 1993 - Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by the - Free Software Foundation; either version 2, or (at your option) any - later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ - -#ifdef HAVE_CONFIG_H -#if defined (emacs) || defined (CONFIG_BROKETS) -/* We use instead of "config.h" so that a compilation - using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h - (which it would do because it found this file in $srcdir). */ -#include -#else -#include "config.h" -#endif -#endif - -#include "getopt.h" - -#ifndef __STDC__ -/* This is a separate conditional since some stdc systems - reject `defined (const)'. */ -#ifndef const -#define const -#endif -#endif - -#include - -/* Comment out all this code if we are using the GNU C Library, and are not - actually compiling the library itself. This code is part of the GNU C - Library, but also included in many other GNU distributions. Compiling - and linking in this code is a waste when using the GNU C library - (especially if it is a shared library). Rather than having every GNU - program understand `configure --with-gnu-libc' and omit the object files, - it is simpler to just do this in the source for each such file. */ - -#if defined (_LIBC) || !defined (__GNU_LIBRARY__) - - -/* This needs to come after some library #include - to get __GNU_LIBRARY__ defined. */ -#ifdef __GNU_LIBRARY__ -#include -#else -char *getenv (); -#endif - -#ifndef NULL -#define NULL 0 -#endif - -int -getopt_long (argc, argv, options, long_options, opt_index) - int argc; - char *const *argv; - const char *options; - const struct option *long_options; - int *opt_index; -{ - return _getopt_internal (argc, argv, options, long_options, opt_index, 0); -} - -/* Like getopt_long, but '-' as well as '--' can indicate a long option. - If an option that starts with '-' (not '--') doesn't match a long option, - but does match a short option, it is parsed as a short option - instead. */ - -int -getopt_long_only (argc, argv, options, long_options, opt_index) - int argc; - char *const *argv; - const char *options; - const struct option *long_options; - int *opt_index; -{ - return _getopt_internal (argc, argv, options, long_options, opt_index, 1); -} - - -#endif /* _LIBC or not __GNU_LIBRARY__. */ - -#ifdef TEST - -#include - -int -main (argc, argv) - int argc; - char **argv; -{ - int c; - int digit_optind = 0; - - while (1) - { - int this_option_optind = optind ? optind : 1; - int option_index = 0; - static struct option long_options[] = - { - {"add", 1, 0, 0}, - {"append", 0, 0, 0}, - {"delete", 1, 0, 0}, - {"verbose", 0, 0, 0}, - {"create", 0, 0, 0}, - {"file", 1, 0, 0}, - {0, 0, 0, 0} - }; - - c = getopt_long (argc, argv, "abc:d:0123456789", - long_options, &option_index); - if (c == EOF) - break; - - switch (c) - { - case 0: - printf ("option %s", long_options[option_index].name); - if (optarg) - printf (" with arg %s", optarg); - printf ("\n"); - break; - - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - if (digit_optind != 0 && digit_optind != this_option_optind) - printf ("digits occur in two different argv-elements.\n"); - digit_optind = this_option_optind; - printf ("option %c\n", c); - break; - - case 'a': - printf ("option a\n"); - break; - - case 'b': - printf ("option b\n"); - break; - - case 'c': - printf ("option c with value `%s'\n", optarg); - break; - - case 'd': - printf ("option d with value `%s'\n", optarg); - break; - - case '?': - break; - - default: - printf ("?? getopt returned character code 0%o ??\n", c); - } - } - - if (optind < argc) - { - printf ("non-option ARGV-elements: "); - while (optind < argc) - printf ("%s ", argv[optind++]); - printf ("\n"); - } - - exit (0); -} - -#endif /* TEST */ diff --git a/starttls.c b/starttls.c index 7343396..a3ddf94 100644 --- a/starttls.c +++ b/starttls.c @@ -29,6 +29,7 @@ #include #include #include +#include #include @@ -46,8 +47,11 @@ #ifdef HAVE_POLL_H #include #endif -#define _GNU_SOURCE #include "getopt.h" +#include "getaddrinfo.h" +#include "gettext.h" +#include "inet_ntop.h" +#include "strdup.h" extern void tls_negotiate (int, const char *, const char *); extern int tls_write(int, const char *, int); @@ -84,16 +88,9 @@ int tcp_connect (hostname, service) const char *hostname, *service; { - int server, false = 0; -#ifdef HAVE_ADDRINFO + int server, _false = 0; struct addrinfo *in, *in0, hints; -#else - struct hostent *host; - struct servent *serv; - struct sockaddr_in sin; -#endif -#ifdef HAVE_ADDRINFO memset (&hints, 0, sizeof (hints)); hints.ai_family = AF_UNSPEC; hints.ai_socktype = SOCK_STREAM; @@ -115,31 +112,9 @@ tcp_connect (hostname, service) if (server < 0) return -1; -#else - memset (&sin, 0, sizeof (sin)); - host = gethostbyname (hostname); - if (!host) - return -1; - memcpy (&sin.sin_addr, host->h_addr, host->h_length); - serv = getservbyname (service, "tcp"); - if (serv) - sin.sin_port = serv->s_port; - else if (isdigit (service[0])) - sin.sin_port = htons (atoi (service)); - sin.sin_family = AF_INET; - server = socket (sin.sin_family, SOCK_STREAM, 0); - if (server == -1) - return -1; - - if (connect (server, (struct sockaddr *)&sin, sizeof (sin)) < 0) - { - close (server); - return -1; - } -#endif - setsockopt (server, SOL_SOCKET, SO_KEEPALIVE, (const char *) &false, - sizeof (false)); + setsockopt (server, SOL_SOCKET, SO_KEEPALIVE, (const char *) &_false, + sizeof (_false)); return server; } @@ -183,14 +158,14 @@ main (argc, argv) opt_key_file = optarg; break; default: - usage (basename (argv[0])); + usage (argv[0]); return 1; } } if (optind+2 != argc) { - usage (basename (argv[0])); + usage (argv[0]); return 1; } -- 1.7.10.4