diff options
Diffstat (limited to 'plugins/MirOTR/libgcrypt-1.4.6/read/acinclude.m4')
| -rw-r--r-- | plugins/MirOTR/libgcrypt-1.4.6/read/acinclude.m4 | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/plugins/MirOTR/libgcrypt-1.4.6/read/acinclude.m4 b/plugins/MirOTR/libgcrypt-1.4.6/read/acinclude.m4 new file mode 100644 index 0000000000..a7bc0fa789 --- /dev/null +++ b/plugins/MirOTR/libgcrypt-1.4.6/read/acinclude.m4 @@ -0,0 +1,420 @@ +dnl macros to configure Libgcrypt +dnl Copyright (C) 1998, 1999, 2000, 2001, 2002, +dnl 2003 Free Software Foundation, Inc. +dnl +dnl This file is part of Libgcrypt. +dnl +dnl Libgcrypt is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU Lesser General Public License as +dnl published by the Free Software Foundation; either version 2.1 of +dnl the License, or (at your option) any later version. +dnl +dnl Libgcrypt is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU Lesser General Public License for more details. +dnl +dnl You should have received a copy of the GNU Lesser General Public +dnl License along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + +dnl GNUPG_MSG_PRINT(STRING) +dnl print a message +dnl +define([GNUPG_MSG_PRINT], + [ echo $ac_n "$1"" $ac_c" 1>&AS_MESSAGE_FD([]) + ]) + +dnl GNUPG_CHECK_TYPEDEF(TYPE, HAVE_NAME) +dnl Check whether a typedef exists and create a #define $2 if it exists +dnl +AC_DEFUN([GNUPG_CHECK_TYPEDEF], + [ AC_MSG_CHECKING(for $1 typedef) + AC_CACHE_VAL(gnupg_cv_typedef_$1, + [AC_TRY_COMPILE([#define _GNU_SOURCE 1 + #include <stdlib.h> + #include <sys/types.h>], [ + #undef $1 + int a = sizeof($1); + ], gnupg_cv_typedef_$1=yes, gnupg_cv_typedef_$1=no )]) + AC_MSG_RESULT($gnupg_cv_typedef_$1) + if test "$gnupg_cv_typedef_$1" = yes; then + AC_DEFINE($2,1,[Defined if a `]$1[' is typedef'd]) + fi + ]) + + +dnl GNUPG_CHECK_GNUMAKE +dnl +AC_DEFUN([GNUPG_CHECK_GNUMAKE], + [ + if ${MAKE-make} --version 2>/dev/null | grep '^GNU ' >/dev/null 2>&1; then + : + else + AC_MSG_WARN([[ +*** +*** It seems that you are not using GNU make. Some make tools have serious +*** flaws and you may not be able to build this software at all. Before you +*** complain, please try GNU make: GNU make is easy to build and available +*** at all GNU archives. It is always available from ftp.gnu.org:/gnu/make. +***]]) + fi + ]) + + +# +# GNUPG_SYS_SYMBOL_UNDERSCORE +# Does the compiler prefix global symbols with an underscore? +# +# Taken from GnuPG 1.2 and modified to use the libtool macros. +AC_DEFUN([GNUPG_SYS_SYMBOL_UNDERSCORE], +[tmp_do_check="no" +case "${host}" in + *-mingw32msvc*) + ac_cv_sys_symbol_underscore=yes + ;; + i386-emx-os2 | i[3456]86-pc-os2*emx | i386-pc-msdosdjgpp) + ac_cv_sys_symbol_underscore=yes + ;; + *) + if test "$cross_compiling" = yes; then + if test "x$ac_cv_sys_symbol_underscore" = x ; then + ac_cv_sys_symbol_underscore=yes + fi + else + tmp_do_check="yes" + fi + ;; +esac +if test "$tmp_do_check" = "yes"; then + AC_REQUIRE([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE]) + AC_MSG_CHECKING([for _ prefix in compiled symbols]) + AC_CACHE_VAL(ac_cv_sys_symbol_underscore, + [ac_cv_sys_symbol_underscore=no + cat > conftest.$ac_ext <<EOF + void nm_test_func(){} + int main(){nm_test_func;return 0;} +EOF + if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + ac_nlist=conftest.nm + if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \| cut -d \' \' -f 2 \> $ac_nlist) && test -s "$ac_nlist"; then + # See whether the symbols have a leading underscore. + if egrep '^_nm_test_func' "$ac_nlist" >/dev/null; then + ac_cv_sys_symbol_underscore=yes + else + if egrep '^nm_test_func ' "$ac_nlist" >/dev/null; then + : + else + echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC + fi + fi + else + echo "configure: cannot run $lt_cv_sys_global_symbol_pipe" >&AC_FD_CC + fi + else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.c >&AC_FD_CC + fi + rm -rf conftest* + ]) + else + AC_MSG_CHECKING([for _ prefix in compiled symbols]) + fi +AC_MSG_RESULT($ac_cv_sys_symbol_underscore) +if test x$ac_cv_sys_symbol_underscore = xyes; then + AC_DEFINE(WITH_SYMBOL_UNDERSCORE,1, + [Defined if compiled symbols have a leading underscore]) +fi +]) + + +###################################################################### +# Check whether mlock is broken (hpux 10.20 raises a SIGBUS if mlock +# is not called from uid 0 (not tested whether uid 0 works) +# For DECs Tru64 we have also to check whether mlock is in librt +# mlock is there a macro using memlk() +###################################################################### +dnl GNUPG_CHECK_MLOCK +dnl +define(GNUPG_CHECK_MLOCK, + [ AC_CHECK_FUNCS(mlock) + if test "$ac_cv_func_mlock" = "no"; then + AC_CHECK_HEADERS(sys/mman.h) + if test "$ac_cv_header_sys_mman_h" = "yes"; then + # Add librt to LIBS: + AC_CHECK_LIB(rt, memlk) + AC_CACHE_CHECK([whether mlock is in sys/mman.h], + gnupg_cv_mlock_is_in_sys_mman, + [AC_TRY_LINK([ + #include <assert.h> + #ifdef HAVE_SYS_MMAN_H + #include <sys/mman.h> + #endif + ], [ +int i; + +/* glibc defines this for functions which it implements + * to always fail with ENOSYS. Some functions are actually + * named something starting with __ and the normal name + * is an alias. */ +#if defined (__stub_mlock) || defined (__stub___mlock) +choke me +#else +mlock(&i, 4); +#endif +; return 0; + ], + gnupg_cv_mlock_is_in_sys_mman=yes, + gnupg_cv_mlock_is_in_sys_mman=no)]) + if test "$gnupg_cv_mlock_is_in_sys_mman" = "yes"; then + AC_DEFINE(HAVE_MLOCK,1, + [Defined if the system supports an mlock() call]) + fi + fi + fi + if test "$ac_cv_func_mlock" = "yes"; then + AC_CHECK_FUNCS(sysconf getpagesize) + AC_MSG_CHECKING(whether mlock is broken) + AC_CACHE_VAL(gnupg_cv_have_broken_mlock, + AC_TRY_RUN([ +#include <stdlib.h> +#include <unistd.h> +#include <errno.h> +#include <sys/mman.h> +#include <sys/types.h> +#include <fcntl.h> + +int main() +{ + char *pool; + int err; + long int pgsize; + +#if defined(HAVE_SYSCONF) && defined(_SC_PAGESIZE) + pgsize = sysconf (_SC_PAGESIZE); +#elif defined (HAVE_GETPAGESIZE) + pgsize = getpagesize(); +#else + pgsize = -1; +#endif + + if (pgsize == -1) + pgsize = 4096; + + pool = malloc( 4096 + pgsize ); + if( !pool ) + return 2; + pool += (pgsize - ((long int)pool % pgsize)); + + err = mlock( pool, 4096 ); + if( !err || errno == EPERM ) + return 0; /* okay */ + + return 1; /* hmmm */ +} + + ], + gnupg_cv_have_broken_mlock="no", + gnupg_cv_have_broken_mlock="yes", + gnupg_cv_have_broken_mlock="assume-no" + ) + ) + if test "$gnupg_cv_have_broken_mlock" = "yes"; then + AC_DEFINE(HAVE_BROKEN_MLOCK,1, + [Defined if the mlock() call does not work]) + AC_MSG_RESULT(yes) + else + if test "$gnupg_cv_have_broken_mlock" = "no"; then + AC_MSG_RESULT(no) + else + AC_MSG_RESULT(assuming no) + fi + fi + fi + ]) + +# GNUPG_SYS_LIBTOOL_CYGWIN32 - find tools needed on cygwin32 +AC_DEFUN([GNUPG_SYS_LIBTOOL_CYGWIN32], +[AC_CHECK_TOOL(DLLTOOL, dlltool, false) +AC_CHECK_TOOL(AS, as, false) +]) + +dnl LIST_MEMBER() +dnl Check wether an element ist contained in a list. Set `found' to +dnl `1' if the element is found in the list, to `0' otherwise. +AC_DEFUN([LIST_MEMBER], +[ +name=$1 +list=$2 +found=0 + +for n in $list; do + if test "x$name" = "x$n"; then + found=1 + fi +done +]) + +dnl AM_PATH_GPG_ERROR([MINIMUM-VERSION, +dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]]) +dnl Test for libgpg-error and define GPG_ERROR_CFLAGS and GPG_ERROR_LIBS +dnl +AC_DEFUN([AM_PATH_GPG_ERROR], +[ AC_ARG_WITH(gpg-error-prefix, + AC_HELP_STRING([--with-gpg-error-prefix=PFX], + [prefix where GPG Error is installed (optional)]), + gpg_error_config_prefix="$withval", gpg_error_config_prefix="") + if test x$gpg_error_config_prefix != x ; then + if test x${GPG_ERROR_CONFIG+set} != xset ; then + GPG_ERROR_CONFIG=$gpg_error_config_prefix/bin/gpg-error-config + fi + fi + + AC_PATH_PROG(GPG_ERROR_CONFIG, gpg-error-config, no) + min_gpg_error_version=ifelse([$1], ,0.0,$1) + AC_MSG_CHECKING(for GPG Error - version >= $min_gpg_error_version) + ok=no + if test "$GPG_ERROR_CONFIG" != "no" ; then + req_major=`echo $min_gpg_error_version | \ + sed 's/\([[0-9]]*\)\.\([[0-9]]*\)/\1/'` + req_minor=`echo $min_gpg_error_version | \ + sed 's/\([[0-9]]*\)\.\([[0-9]]*\)/\2/'` + gpg_error_config_version=`$GPG_ERROR_CONFIG $gpg_error_config_args --version` + if test "$gpg_error_config_version"; then + major=`echo $gpg_error_config_version | \ + sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'` + minor=`echo $gpg_error_config_version | \ + sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'` + if test "$major" -gt "$req_major"; then + ok=yes + else + if test "$major" -eq "$req_major"; then + if test "$minor" -ge "$req_minor"; then + ok=yes + fi + fi + fi + fi + fi + if test $ok = yes; then + GPG_ERROR_CFLAGS=`$GPG_ERROR_CONFIG $gpg_error_config_args --cflags` + GPG_ERROR_LIBS=`$GPG_ERROR_CONFIG $gpg_error_config_args --libs` + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) + else + GPG_ERROR_CFLAGS="" + GPG_ERROR_LIBS="" + AC_MSG_RESULT(no) + ifelse([$3], , :, [$3]) + fi + AC_SUBST(GPG_ERROR_CFLAGS) + AC_SUBST(GPG_ERROR_LIBS) +]) + + +dnl Check for socklen_t: historically on BSD it is an int, and in +dnl POSIX 1g it is a type of its own, but some platforms use different +dnl types for the argument to getsockopt, getpeername, etc. So we +dnl have to test to find something that will work. +AC_DEFUN([TYPE_SOCKLEN_T], +[ + AC_CHECK_TYPE([socklen_t], ,[ + AC_MSG_CHECKING([for socklen_t equivalent]) + AC_CACHE_VAL([socklen_t_equiv], + [ + # Systems have either "struct sockaddr *" or + # "void *" as the second argument to getpeername + socklen_t_equiv= + for arg2 in "struct sockaddr" void; do + for t in int size_t unsigned long "unsigned long"; do + AC_TRY_COMPILE([ +#include <sys/types.h> +#include <sys/socket.h> + +int getpeername (int, $arg2 *, $t *); + ],[ + $t len; + getpeername(0,0,&len); + ],[ + socklen_t_equiv="$t" + break + ]) + done + done + + if test "x$socklen_t_equiv" = x; then + AC_MSG_ERROR([Cannot find a type to use in place of socklen_t]) + fi + ]) + AC_MSG_RESULT($socklen_t_equiv) + AC_DEFINE_UNQUOTED(socklen_t, $socklen_t_equiv, + [type to use in place of socklen_t if not defined])], + [#include <sys/types.h> +#include <sys/socket.h>]) +]) + + +# GNUPG_PTH_VERSION_CHECK(REQUIRED) +# +# If the version is sufficient, HAVE_PTH will be set to yes. +# +# Taken form the m4 macros which come with Pth +AC_DEFUN([GNUPG_PTH_VERSION_CHECK], + [ + _pth_version=`$PTH_CONFIG --version | awk 'NR==1 {print [$]3}'` + _req_version="ifelse([$1],,1.2.0,$1)" + + AC_MSG_CHECKING(for PTH - version >= $_req_version) + for _var in _pth_version _req_version; do + eval "_val=\"\$${_var}\"" + _major=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\1/'` + _minor=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\2/'` + _rtype=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\3/'` + _micro=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\4/'` + case $_rtype in + "a" ) _rtype=0 ;; + "b" ) _rtype=1 ;; + "." ) _rtype=2 ;; + esac + _hex=`echo dummy | awk '{ printf("%d%02d%1d%02d", major, minor, rtype, micro); }' \ + "major=$_major" "minor=$_minor" "rtype=$_rtype" "micro=$_micro"` + eval "${_var}_hex=\"\$_hex\"" + done + have_pth=no + if test ".$_pth_version_hex" != .; then + if test ".$_req_version_hex" != .; then + if test $_pth_version_hex -ge $_req_version_hex; then + have_pth=yes + fi + fi + fi + if test $have_pth = yes; then + AC_MSG_RESULT(yes) + AC_MSG_CHECKING([whether PTH installation is sane]) + AC_CACHE_VAL(gnupg_cv_pth_is_sane,[ + _gnupg_pth_save_cflags=$CFLAGS + _gnupg_pth_save_ldflags=$LDFLAGS + _gnupg_pth_save_libs=$LIBS + CFLAGS="$CFLAGS `$PTH_CONFIG --cflags`" + LDFLAGS="$LDFLAGS `$PTH_CONFIG --ldflags`" + LIBS="$LIBS `$PTH_CONFIG --libs`" + AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pth.h> + ], + [[ pth_init ();]])], + gnupg_cv_pth_is_sane=yes, + gnupg_cv_pth_is_sane=no) + CFLAGS=$_gnupg_pth_save_cflags + LDFLAGS=$_gnupg_pth_save_ldflags + LIBS=$_gnupg_pth_save_libs + ]) + if test $gnupg_cv_pth_is_sane != yes; then + have_pth=no + fi + AC_MSG_RESULT($gnupg_cv_pth_is_sane) + else + AC_MSG_RESULT(no) + fi + ]) + + |