diff --git a/acinclude.m4 b/acinclude.m4 index 44dfd85a9..ed4992e71 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -1,793 +1,794 @@ # macros to configure gnupg # Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2006, 2007, # 2008 Free Software Foundation, Inc. # # This file is part of GnuPG. # # GnuPG 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 3 of the License, or # (at your option) any later version. # # GnuPG 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. # # You should have received a copy of the GNU General Public License # along with this program; if not, see . dnl GNUPG_MSG_PRINT(STRING) dnl print a message dnl define(GNUPG_MSG_PRINT, [ echo $ac_n "$1"" $ac_c" 1>&AC_FD_MSG ]) 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 #include ], [ #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 ]) # GNUPG_TIME_T_UNSIGNED # Check whether time_t is unsigned # AC_DEFUN([GNUPG_TIME_T_UNSIGNED], [ AC_CACHE_CHECK(whether time_t is unsigned, gnupg_cv_time_t_unsigned, [AC_REQUIRE([AC_HEADER_TIME])dnl AC_COMPILE_IFELSE([AC_LANG_BOOL_COMPILE_TRY( [AC_INCLUDES_DEFAULT([]) #if TIME_WITH_SYS_TIME # include # include #else # if HAVE_SYS_TIME_H # include # else # include # endif #endif ], [((time_t)-1) < 0])], gnupg_cv_time_t_unsigned=no, gnupg_cv_time_t_unsigned=yes)]) if test $gnupg_cv_time_t_unsigned = yes; then AC_DEFINE(HAVE_UNSIGNED_TIME_T,1,[Defined if time_t is an unsigned type]) fi ])# GNUPG_TIME_T_UNSIGNED dnl GNUPG_CHECK_GNUMAKE dnl AC_DEFUN([GNUPG_CHECK_GNUMAKE], [ if ${MAKE-make} --version 2>/dev/null | grep '^GNU ' >/dev/null 2>&1; then : else AC_MSG_WARN([[ *** *** It seems that you are not using GNU make. Some make tools have serious *** flaws and you may not be able to build this software at all. Before you *** complain, please try GNU make: GNU make is easy to build and available *** at all GNU archives. It is always available from ftp.gnu.org:/gnu/make. ***]]) fi ]) dnl GNUPG_CHECK_FAQPROG dnl AC_DEFUN([GNUPG_CHECK_FAQPROG], [ AC_MSG_CHECKING(for faqprog.pl) if faqprog.pl -V 2>/dev/null | grep '^faqprog.pl ' >/dev/null 2>&1; then working_faqprog=yes FAQPROG="faqprog.pl" else working_faqprog=no FAQPROG=": " fi AC_MSG_RESULT($working_faqprog) AC_SUBST(FAQPROG) AM_CONDITIONAL(WORKING_FAQPROG, test "$working_faqprog" = "yes" ) dnl if test $working_faqprog = no; then dnl AC_MSG_WARN([[ dnl *** dnl *** It seems that the faqprog.pl program is not installed; dnl *** however it is only needed if you want to change the FAQ. dnl *** (faqprog.pl should be available at: dnl *** ftp://ftp.gnupg.org/gcrypt/contrib/faqprog.pl ) dnl *** No need to worry about this warning. dnl ***]]) dnl fi ]) dnl GNUPG_CHECK_ENDIAN dnl define either LITTLE_ENDIAN_HOST or BIG_ENDIAN_HOST dnl define([GNUPG_CHECK_ENDIAN], [ tmp_assumed_endian=big if test "$cross_compiling" = yes; then case "$host_cpu" in i@<:@345678@:>@* ) tmp_assumed_endian=little ;; *) ;; esac AC_MSG_WARN(cross compiling; assuming $tmp_assumed_endian endianess) fi AC_MSG_CHECKING(endianess) AC_CACHE_VAL(gnupg_cv_c_endian, [ gnupg_cv_c_endian=unknown # See if sys/param.h defines the BYTE_ORDER macro. AC_TRY_COMPILE([#include #include ], [ #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN bogus endian macros #endif], [# It does; now see whether it defined to BIG_ENDIAN or not. AC_TRY_COMPILE([#include #include ], [ #if BYTE_ORDER != BIG_ENDIAN not big endian #endif], gnupg_cv_c_endian=big, gnupg_cv_c_endian=little)]) if test "$gnupg_cv_c_endian" = unknown; then AC_TRY_RUN([main () { /* Are we little or big endian? From Harbison&Steele. */ union { long l; char c[sizeof (long)]; } u; u.l = 1; exit (u.c[sizeof (long) - 1] == 1); }], gnupg_cv_c_endian=little, gnupg_cv_c_endian=big, gnupg_cv_c_endian=$tmp_assumed_endian ) fi ]) AC_MSG_RESULT([$gnupg_cv_c_endian]) if test "$gnupg_cv_c_endian" = little; then AC_DEFINE(LITTLE_ENDIAN_HOST,1, [Defined if the host has little endian byte ordering]) else AC_DEFINE(BIG_ENDIAN_HOST,1, [Defined if the host has big endian byte ordering]) fi ]) dnl GNUPG_CHECK_CACHE dnl define(GNUPG_CHECK_CACHE, [ AC_MSG_CHECKING(cached information) gnupg_hostcheck="$target" AC_CACHE_VAL(gnupg_cv_hostcheck, [ gnupg_cv_hostcheck="$gnupg_hostcheck" ]) if test "$gnupg_cv_hostcheck" != "$gnupg_hostcheck"; then AC_MSG_RESULT(changed) AC_MSG_WARN(config.cache exists!) AC_MSG_ERROR(you must do 'make distclean' first to compile for different target or different parameters.) else AC_MSG_RESULT(ok) fi ]) ###################################################################### # Check for -fPIC etc (taken from libtool) # This sets CFLAGS_PIC to the required flags # NO_PIC to yes if it is not possible to # generate PIC ###################################################################### dnl GNUPG_CHECK_PIC dnl define(GNUPG_CHECK_PIC, [ AC_MSG_CHECKING(for option to create PIC) CFLAGS_PIC= NO_PIC=no if test "$cross_compiling" = yes; then AC_MSG_RESULT(assume none) else if test "$GCC" = yes; then CFLAGS_PIC="-fPIC" else case "$host_os" in aix3* | aix4*) # All rs/6000 code is PIC # but is there any non-rs/6000 AIX platform? ;; hpux9* | hpux10*) CFLAGS_PIC="+Z" ;; irix5* | irix6*) # PIC (with -KPIC) is the default. ;; osf3* | osf4*) # FIXME - pic_flag is probably required for # hppa*-osf* and i860-osf* ;; sco3.2v5*) CFLAGS_PIC='-Kpic' ;; solaris2* | solaris7* ) CFLAGS_PIC='-KPIC' ;; sunos4*) CFLAGS_PIC='-PIC' ;; *) NO_PIC=yes ;; esac fi case "$host_cpu" in rs6000 | powerpc | powerpcle) # Yippee! All RS/6000 and PowerPC code is position-independent. CFLAGS_PIC="" ;; esac if test "$NO_PIC" = yes; then AC_MSG_RESULT(not possible) else if test -z "$CFLAGS_PIC"; then AC_MSG_RESULT(none) else AC_MSG_RESULT($CFLAGS_PIC) fi fi fi ]) ###################################################################### # Check for export-dynamic flag # This sets CFLAGS_EXPORTDYNAMIC to the required flags ###################################################################### dnl GNUPG_CHECK_EXPORTDYNAMIC dnl define(GNUPG_CHECK_EXPORTDYNAMIC, [ AC_MSG_CHECKING(how to specify -export-dynamic) if test "$cross_compiling" = yes; then AC_MSG_RESULT(assume none) CFLAGS_EXPORTDYNAMIC="" else AC_CACHE_VAL(gnupg_cv_export_dynamic,[ if AC_TRY_COMMAND([${CC-cc} $CFLAGS -Wl,--version 2>&1 | grep "GNU ld" >/dev/null]); then # using gnu's linker gnupg_cv_export_dynamic="-Wl,-export-dynamic" else case "$host_os" in hpux* ) gnupg_cv_export_dynamic="-Wl,-E" ;; * ) gnupg_cv_export_dynamic="" ;; esac fi ]) AC_MSG_RESULT($gnupg_cv_export_dynamic) CFLAGS_EXPORTDYNAMIC="$gnupg_cv_export_dynamic" fi ]) ##################################################################### # Check for SysV IPC (from GIMP) # And see whether we have a SHM_LOCK (FreeBSD does not have it). ##################################################################### dnl GNUPG_CHECK_IPC dnl define(GNUPG_CHECK_IPC, [ AC_CHECK_HEADERS(sys/ipc.h sys/shm.h) if test "$ac_cv_header_sys_shm_h" = "yes"; then AC_MSG_CHECKING(whether IPC_RMID allowes subsequent attaches) AC_CACHE_VAL(gnupg_cv_ipc_rmid_deferred_release, AC_TRY_RUN([ #include #include #include + #include int main() { int id; char *shmaddr; id = shmget (IPC_PRIVATE, 4, IPC_CREAT | 0777); if (id == -1) exit (2); shmaddr = shmat (id, 0, 0); shmctl (id, IPC_RMID, 0); if ((char*) shmat (id, 0, 0) == (char*) -1) { shmdt (shmaddr); exit (1); } shmdt (shmaddr); shmdt (shmaddr); exit (0); } ], gnupg_cv_ipc_rmid_deferred_release="yes", gnupg_cv_ipc_rmid_deferred_release="no", gnupg_cv_ipc_rmid_deferred_release="assume-no") ) if test "$gnupg_cv_ipc_rmid_deferred_release" = "yes"; then AC_DEFINE(IPC_RMID_DEFERRED_RELEASE,1, [Defined if we can do a deferred shm release]) AC_MSG_RESULT(yes) else if test "$gnupg_cv_ipc_rmid_deferred_release" = "no"; then AC_MSG_RESULT(no) else AC_MSG_RESULT([assuming no]) fi fi AC_MSG_CHECKING(whether SHM_LOCK is available) AC_CACHE_VAL(gnupg_cv_ipc_have_shm_lock, AC_TRY_COMPILE([#include #include #include ],[ int shm_id; shmctl(shm_id, SHM_LOCK, 0); ], gnupg_cv_ipc_have_shm_lock="yes", gnupg_cv_ipc_have_shm_lock="no" ) ) if test "$gnupg_cv_ipc_have_shm_lock" = "yes"; then AC_DEFINE(IPC_HAVE_SHM_LOCK,1, [Defined if a SysV shared memory supports the LOCK flag]) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi 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 #ifdef HAVE_SYS_MMAN_H #include #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 #include #include #include #include #include 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 "$gnupg_cv_have_broken_mlock" = "yes"; then AC_DEFINE(HAVE_BROKEN_MLOCK,1, [Defined if the mlock() call does not work]) AC_MSG_RESULT(yes) AC_CHECK_FUNCS(plock) else if test "$gnupg_cv_have_broken_mlock" = "no"; then AC_MSG_RESULT(no) else AC_MSG_RESULT(assuming no) fi fi fi ]) ################################################################ # GNUPG_PROG_NM - find the path to a BSD-compatible name lister AC_DEFUN([GNUPG_PROG_NM], [AC_MSG_CHECKING([for BSD-compatible nm]) AC_CACHE_VAL(ac_cv_path_NM, [if test -n "$NM"; then # Let the user override the test. ac_cv_path_NM="$NM" else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/nm; then # Check to see if the nm accepts a BSD-compat flag. # Adding the `sed 1q' prevents false positives on HP-UX, which says: # nm: unknown option "B" ignored if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -B" elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -p" else ac_cv_path_NM="$ac_dir/nm" fi break fi done IFS="$ac_save_ifs" test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm fi]) NM="$ac_cv_path_NM" AC_MSG_RESULT([$NM]) AC_SUBST(NM) ]) # GNUPG_SYS_NM_PARSE - Check for command ro grab the raw symbol name followed # by C symbol name from nm. AC_DEFUN([GNUPG_SYS_NM_PARSE], [AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_REQUIRE([GNUPG_PROG_NM])dnl # Check for command to grab the raw symbol name followed by C symbol from nm. AC_MSG_CHECKING([command to parse $NM output]) AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe, [# These are sane defaults that work on at least a few old systems. # {They come from Ultrix. What could be older than Ultrix?!! ;)} changequote(,)dnl # Character class describing NM global symbol codes. ac_symcode='[BCDEGRSTU]' # Regexp to match symbols that can be accessed directly from C. ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)' # Transform the above into a raw symbol and a C symbol. ac_symxfrm='\1 \1' # Define system-specific variables. case "$host_os" in aix*) ac_symcode='[BCDTU]' ;; freebsd* | netbsd* | openbsd* | bsdi* | sunos* | cygwin32* | mingw32*) ac_sympat='_\([_A-Za-z][_A-Za-z0-9]*\)' ac_symxfrm='_\1 \1' ;; irix*) # Cannot use undefined symbols on IRIX because inlined functions mess us up. ac_symcode='[BCDEGRST]' ;; solaris*) ac_symcode='[BDTU]' ;; esac # If we're using GNU nm, then use its standard symbol codes. if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then ac_symcode='[ABCDGISTUW]' fi case "$host_os" in cygwin32* | mingw32*) # We do not want undefined symbols on cygwin32. The user must # arrange to define them via -l arguments. ac_symcode='[ABCDGISTW]' ;; esac changequote([,])dnl # Write the raw and C identifiers. ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.* $ac_symcode $ac_sympat$/$ac_symxfrm/p'" # Check to see that the pipe works correctly. ac_pipe_works=no cat > conftest.$ac_ext < $ac_nlist) && test -s "$ac_nlist"; then # Try sorting and uniquifying the output. if sort "$ac_nlist" | uniq > "$ac_nlist"T; then mv -f "$ac_nlist"T "$ac_nlist" ac_wcout=`wc "$ac_nlist" 2>/dev/null` changequote(,)dnl ac_count=`echo "X$ac_wcout" | sed -e 's,^X,,' -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'` changequote([,])dnl (test "$ac_count" -ge 0) 2>/dev/null || ac_count=-1 else rm -f "$ac_nlist"T ac_count=-1 fi # Make sure that we snagged all the symbols we need. if egrep ' _?nm_test_var$' "$ac_nlist" >/dev/null; then if egrep ' _?nm_test_func$' "$ac_nlist" >/dev/null; then cat < conftest.c #ifdef __cplusplus extern "C" { #endif EOF # Now generate the symbol file. sed 's/^.* _\{0,1\}\(.*\)$/extern char \1;/' < "$ac_nlist" >> conftest.c cat <> conftest.c #if defined (__STDC__) && __STDC__ # define __ptr_t void * #else # define __ptr_t char * #endif /* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */ int dld_preloaded_symbol_count = $ac_count; /* The mapping between symbol names and symbols. */ struct { char *name; __ptr_t address; } changequote(,)dnl dld_preloaded_symbols[] = changequote([,])dnl { EOF sed 's/^_\{0,1\}\(.*\) _\{0,1\}\(.*\)$/ {"\1", (__ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c cat <<\EOF >> conftest.c {0, (__ptr_t) 0} }; #ifdef __cplusplus } #endif EOF # Now try linking the two files. mv conftest.$ac_objext conftestm.$ac_objext ac_save_LIBS="$LIBS" ac_save_CFLAGS="$CFLAGS" LIBS="conftestm.$ac_objext" CFLAGS="$CFLAGS$no_builtin_flag" if AC_TRY_EVAL(ac_link) && test -s conftest; then ac_pipe_works=yes else echo "configure: failed program was:" >&AC_FD_CC cat conftest.c >&AC_FD_CC fi LIBS="$ac_save_LIBS" CFLAGS="$ac_save_CFLAGS" else echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC fi else echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC fi else echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC fi else echo "$progname: failed program was:" >&AC_FD_CC cat conftest.c >&AC_FD_CC fi rm -rf conftest* # Do not use the global_symbol_pipe unless it works. test "$ac_pipe_works" = yes || ac_cv_sys_global_symbol_pipe= ]) ac_result=yes if test -z "$ac_cv_sys_global_symbol_pipe"; then ac_result=no fi AC_MSG_RESULT($ac_result) ]) # GNUPG_SYS_LIBTOOL_CYGWIN32 - find tools needed on cygwin32 AC_DEFUN([GNUPG_SYS_LIBTOOL_CYGWIN32], [AC_CHECK_TOOL(DLLTOOL, dlltool, false) AC_CHECK_TOOL(AS, as, false) ]) # GNUPG_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols # with an underscore? AC_DEFUN([GNUPG_SYS_SYMBOL_UNDERSCORE], [tmp_do_check="no" case "${host}" in *-mingw32*) 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 "$tmp_do_check" = "yes"; then AC_REQUIRE([GNUPG_PROG_NM])dnl AC_REQUIRE([GNUPG_SYS_NM_PARSE])dnl AC_MSG_CHECKING([for _ prefix in compiled symbols]) AC_CACHE_VAL(ac_cv_sys_symbol_underscore, [ac_cv_sys_symbol_underscore=no cat > conftest.$ac_ext < $ac_nlist) && test -s "$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 $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC fi else echo "configure: failed program was:" >&AC_FD_CC cat conftest.c >&AC_FD_CC fi rm -rf conftest* ]) else AC_MSG_CHECKING([for _ prefix in compiled symbols]) fi AC_MSG_RESULT($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 ]) dnl Stolen from gcc dnl Define MKDIR_TAKES_ONE_ARG if mkdir accepts only one argument instead dnl of the usual 2. AC_DEFUN([GNUPG_FUNC_MKDIR_TAKES_ONE_ARG], [AC_CHECK_HEADERS(sys/stat.h unistd.h direct.h) AC_CACHE_CHECK([if mkdir takes one argument], gnupg_cv_mkdir_takes_one_arg, [AC_TRY_COMPILE([ #include #ifdef HAVE_SYS_STAT_H # include #endif #ifdef HAVE_UNISTD_H # include #endif #ifdef HAVE_DIRECT_H # include #endif], [mkdir ("foo", 0);], gnupg_cv_mkdir_takes_one_arg=no, gnupg_cv_mkdir_takes_one_arg=yes)]) if test $gnupg_cv_mkdir_takes_one_arg = yes ; then AC_DEFINE(MKDIR_TAKES_ONE_ARG,1, [Defined if mkdir() does not take permission flags]) fi ]) # GNUPG_AC_INIT([PACKAGE, VERSION, [ISDEVEL], BUG-REPORT) # ---------------------------------------- # Call AC_INIT with an additional argument to indicate a development # version. If this is called ""svn", the global revision of the # repository will be appended, so that a version. The variable # SVN_REVISION will always be set. In case svn is not available 0 # will be used for the revision. m4_define([GNUPG_AC_INIT], [ m4_define(gnupg_ac_init_tmp, m4_esyscmd([echo -n $((svn info 2>/dev/null || \ echo 'Revision: 0') |sed -n '/^Revision:/ {s/[^0-9]//gp;q}')])) SVN_REVISION="gnupg_ac_init_tmp[]" AC_INIT([$1], [$2][]m4_ifval([$3],[-[$3][]gnupg_ac_init_tmp],[]), [$4]) ]) diff --git a/configure.ac b/configure.ac index 0c24a4379..9acbfa838 100644 --- a/configure.ac +++ b/configure.ac @@ -1,1495 +1,1495 @@ # configure.ac script for GnuPG # Copyright (C) 1998-2015 Free Software Foundation, Inc. # Copyright (C) 1998-2015 Werner Koch # # This file is part of GnuPG. # # GnuPG 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 3 of the License, or # (at your option) any later version. # # GnuPG 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. # # You should have received a copy of the GNU General Public License # along with this program; if not, see . # # (Process this file with autoconf to produce a configure script.) AC_PREREQ(2.61) min_automake_version="1.14" # To build a release you need to create a tag with the version number # (git tag -s gnupg-1.n.m) and run "./autogen.sh --force". Please # bump the version number immediately *after* the release and do # another commit and push so that the git magic is able to work. m4_define([mym4_version], [1.4.24]) # Below is m4 magic to extract and compute the git revision number, # the decimalized short revision number, a beta version string and a # flag indicating a development version (mym4_isgit). Note that the # m4 processing is done by autoconf and not during the configure run. m4_define([mym4_revision], m4_esyscmd([git rev-parse --short HEAD | tr -d '\n\r'])) m4_define([mym4_revision_dec], m4_esyscmd_s([echo $((0x$(echo ]mym4_revision[|head -c 4)))])) m4_define([mym4_betastring], m4_esyscmd_s([git describe --match 'gnupg-1.[0-9].*[0-9]' --long|\ awk -F- '$3!=0{print"-beta"$3}'])) m4_define([mym4_isgit],m4_if(mym4_betastring,[],[no],[yes])) m4_define([mym4_full_version],[mym4_version[]mym4_betastring]) AC_INIT([gnupg],[mym4_full_version], [https://bugs.gnupg.org]) development_version=mym4_isgit AC_CONFIG_AUX_DIR(scripts) AC_CONFIG_SRCDIR(g10/gpg.c) AC_CANONICAL_HOST AM_INIT_AUTOMAKE([serial-tests std-options dist-bzip2 filename-length-max=99]) AB_INIT AC_CONFIG_HEADERS(config.h) AC_GNU_SOURCE dnl dnl Check for random module options dnl AC_MSG_CHECKING([which random module to use]) AC_ARG_ENABLE(static-rnd, AC_HELP_STRING([[--enable-static-rnd=[egd|unix|linux|auto]]], [specify a random number source]), [use_static_rnd=$enableval], [use_static_rnd=default]) if test "$use_static_rnd" = no; then use_static_rnd=default fi case "$use_static_rnd" in egd | linux | unix | default ) AC_MSG_RESULT($use_static_rnd) ;; auto ) AC_MSG_RESULT(automagically selected at runtime) ;; * ) AC_MSG_RESULT(invalid argument) AC_MSG_ERROR(there is no random module rnd$use_static_rnd) ;; esac AC_ARG_WITH(egd-socket, AC_HELP_STRING([--with-egd-socket=NAME],[use NAME for the EGD socket]), egd_socket_name="$withval", egd_socket_name="" ) AC_DEFINE_UNQUOTED(EGD_SOCKET_NAME, "$egd_socket_name", [Define if you don't want the default EGD socket name. For details see cipher/rndegd.c]) dnl dnl See whether the user wants to disable checking for /dev/random AC_MSG_CHECKING([whether use of /dev/random is requested]) AC_ARG_ENABLE(dev-random, AC_HELP_STRING([--disable-dev-random],[disable the use of dev random]), try_dev_random=$enableval, try_dev_random=yes) AC_MSG_RESULT($try_dev_random) dnl dnl Check other options dnl AC_MSG_CHECKING([whether assembler modules are requested]) AC_ARG_ENABLE(asm, AC_HELP_STRING([--disable-asm],[do not use assembler modules]), try_asm_modules=$enableval, try_asm_modules=yes) AC_MSG_RESULT($try_asm_modules) dnl AC_MSG_CHECKING([whether memory guard is requested]) dnl AC_ARG_ENABLE(m-guard, dnl [ --enable-m-guard enable memory guard facility], dnl use_m_guard=$enableval, use_m_guard=no) dnl AC_MSG_RESULT($use_m_guard) dnl if test "$use_m_guard" = yes ; then dnl AC_DEFINE(M_GUARD,1,[Define to use the (obsolete) malloc guarding feature]) dnl fi # SELinux support includes tracking of sensitive files to avoid # leaking their contents through processing these files by gpg itself AC_MSG_CHECKING([whether SELinux support is requested]) AC_ARG_ENABLE(selinux-support, AC_HELP_STRING([--enable-selinux-support], [enable SELinux support]), selinux_support=$enableval, selinux_support=no) AC_MSG_RESULT($selinux_support) AC_MSG_CHECKING([whether the new iconv based code is requested]) AC_ARG_ENABLE(gnupg-iconv, AC_HELP_STRING([--disable-gnupg-iconv], [disable the new iconv code]), gnupg_use_iconv=$enableval, gnupg_use_iconv=yes) AC_MSG_RESULT($gnupg_use_iconv) dnl See if we are disabling any algorithms or features for a smaller dnl binary try_extensions=no try_gettext=yes try_dns=yes use_rsa=yes use_idea=yes use_cast5=yes use_blowfish=yes use_aes=yes use_twofish=yes use_camellia=yes use_sha256=yes use_sha512=yes use_bzip2=yes use_exec=yes card_support=yes agent_support=yes disable_keyserver_path=no large_secmem=no AC_ARG_ENABLE(minimal, AC_HELP_STRING([--enable-minimal],[build the smallest gpg binary possible]), try_dns=no use_rsa=no use_idea=no use_cast5=no use_blowfish=no use_aes=no use_twofish=no use_camellia=no use_sha256=no use_sha512=no use_bzip2=no use_exec=no card_support=no agent_support=no) AC_MSG_CHECKING([whether to allocate extra secure memory]) AC_ARG_ENABLE(large-secmem, AC_HELP_STRING([--enable-large-secmem], [allocate extra secure memory]), large_secmem=$enableval, large_secmem=no) AC_MSG_RESULT($large_secmem) if test "$large_secmem" = yes ; then SECMEM_BUFFER_SIZE=65536 else SECMEM_BUFFER_SIZE=32768 fi AC_DEFINE_UNQUOTED(SECMEM_BUFFER_SIZE,$SECMEM_BUFFER_SIZE, [Size of secure memory buffer]) AC_MSG_CHECKING([whether OpenPGP card support is requested]) AC_ARG_ENABLE(card-support, AC_HELP_STRING([--disable-card-support], [disable OpenPGP card support]), card_support=$enableval) AC_MSG_RESULT($card_support) # Note that we may later disable the agent support based on the platform. AC_MSG_CHECKING([whether gpg-agent support is requested]) AC_ARG_ENABLE(agent-support, AC_HELP_STRING([--disable-agent-support], [disable gpg-agent support]), agent_support=$enableval) AC_MSG_RESULT($agent_support) AC_MSG_CHECKING([whether to enable the RSA public key algorithm]) AC_ARG_ENABLE(rsa, AC_HELP_STRING([--disable-rsa],[disable the RSA public key algorithm]), use_rsa=$enableval) AC_MSG_RESULT($use_rsa) if test x"$use_rsa" = xyes ; then AC_DEFINE(USE_RSA,1,[Define to include the RSA public key algorithm]) fi AC_MSG_CHECKING([whether to enable the IDEA cipher]) AC_ARG_ENABLE(idea, AC_HELP_STRING([--disable-idea],[disable the IDEA cipher]), use_idea=$enableval) AC_MSG_RESULT($use_idea) if test x"$use_idea" = xyes ; then AC_DEFINE(USE_IDEA,1,[Define to include the IDEA cipher]) fi AC_MSG_CHECKING([whether to enable the CAST5 cipher]) AC_ARG_ENABLE(cast5, AC_HELP_STRING([--disable-cast5],[disable the CAST5 cipher]), use_cast5=$enableval) AC_MSG_RESULT($use_cast5) if test x"$use_cast5" = xyes ; then AC_DEFINE(USE_CAST5,1,[Define to include the CAST5 cipher]) fi AC_MSG_CHECKING([whether to enable the BLOWFISH cipher]) AC_ARG_ENABLE(blowfish, AC_HELP_STRING([--disable-blowfish],[disable the BLOWFISH cipher]), use_blowfish=$enableval) AC_MSG_RESULT($use_blowfish) if test x"$use_blowfish" = xyes ; then AC_DEFINE(USE_BLOWFISH,1,[Define to include the BLOWFISH cipher]) fi AC_MSG_CHECKING([whether to enable the AES ciphers]) AC_ARG_ENABLE(aes, AC_HELP_STRING([--disable-aes],[disable the AES, AES192, and AES256 ciphers]), use_aes=$enableval) AC_MSG_RESULT($use_aes) if test x"$use_aes" = xyes ; then AC_DEFINE(USE_AES,1,[Define to include the AES, AES192, and AES256 ciphers]) fi AC_MSG_CHECKING([whether to enable the TWOFISH cipher]) AC_ARG_ENABLE(twofish, AC_HELP_STRING([--disable-twofish],[disable the TWOFISH cipher]), use_twofish=$enableval) AC_MSG_RESULT($use_twofish) if test x"$use_twofish" = xyes ; then AC_DEFINE(USE_TWOFISH,1,[Define to include the TWOFISH cipher]) fi AC_MSG_CHECKING([whether to enable the CAMELLIA cipher]) AC_ARG_ENABLE(camellia, AC_HELP_STRING([--enable-camellia],[enable the CAMELLIA cipher]), use_camellia=$enableval) AC_MSG_RESULT($use_camellia) if test x"$use_camellia" = xyes ; then AC_DEFINE(USE_CAMELLIA,1,[Define to include the CAMELLIA cipher]) fi AC_MSG_CHECKING([whether to enable the SHA-224 and SHA-256 digests]) AC_ARG_ENABLE(sha256, AC_HELP_STRING([--disable-sha256],[disable the SHA-224 and SHA-256 digests]), use_sha256=$enableval) AC_MSG_RESULT($use_sha256) if test x"$use_sha256" = xyes ; then AC_DEFINE(USE_SHA256,1,[Define to include the SHA-224 and SHA-256 digests]) fi dnl SHA512 is defined only after we confirm 64-bit support later AC_MSG_CHECKING([whether to enable the SHA-384 and SHA-512 digests]) AC_ARG_ENABLE(sha512, AC_HELP_STRING([--disable-sha512],[disable the SHA-384 and SHA-512 digests]), use_sha512=$enableval) AC_MSG_RESULT($use_sha512) dnl BZLIB is defined only after we confirm the library is available later AC_MSG_CHECKING([whether to enable the BZIP2 compression algorithm]) AC_ARG_ENABLE(bzip2, AC_HELP_STRING([--disable-bzip2],[disable the BZIP2 compression algorithm]), use_bzip2=$enableval) AC_MSG_RESULT($use_bzip2) AC_MSG_CHECKING([whether to enable external program execution]) AC_ARG_ENABLE(exec, AC_HELP_STRING([--disable-exec],[disable all external program execution]), use_exec=$enableval) AC_MSG_RESULT($use_exec) if test "$use_exec" = no ; then AC_DEFINE(NO_EXEC,1,[Define to disable all external program execution]) fi if test "$use_exec" = yes ; then AC_MSG_CHECKING([whether to enable photo ID viewing]) AC_ARG_ENABLE(photo-viewers, AC_HELP_STRING([--disable-photo-viewers],[disable photo ID viewers]), [if test "$enableval" = no ; then AC_DEFINE(DISABLE_PHOTO_VIEWER,1,[define to disable photo viewing]) fi],enableval=yes) gnupg_cv_enable_photo_viewers=$enableval AC_MSG_RESULT($enableval) if test "$gnupg_cv_enable_photo_viewers" = yes ; then AC_MSG_CHECKING([whether to use a fixed photo ID viewer]) AC_ARG_WITH(photo-viewer, AC_HELP_STRING([--with-photo-viewer=FIXED_VIEWER], [set a fixed photo ID viewer]), [if test "$withval" = yes ; then withval=no elif test "$withval" != no ; then AC_DEFINE_UNQUOTED(FIXED_PHOTO_VIEWER,"$withval", [if set, restrict photo-viewer to this]) fi],withval=no) AC_MSG_RESULT($withval) fi AC_MSG_CHECKING([whether to enable external keyserver helpers]) AC_ARG_ENABLE(keyserver-helpers, AC_HELP_STRING([--disable-keyserver-helpers], [disable all external keyserver support]), [if test "$enableval" = no ; then AC_DEFINE(DISABLE_KEYSERVER_HELPERS,1, [define to disable keyserver helpers]) fi],enableval=yes) gnupg_cv_enable_keyserver_helpers=$enableval AC_MSG_RESULT($enableval) if test "$gnupg_cv_enable_keyserver_helpers" = yes ; then dnl LDAP is defined only after we confirm the library is available later AC_MSG_CHECKING([whether LDAP keyserver support is requested]) AC_ARG_ENABLE(ldap, AC_HELP_STRING([--disable-ldap],[disable LDAP keyserver interface only]), try_ldap=$enableval, try_ldap=yes) AC_MSG_RESULT($try_ldap) AC_MSG_CHECKING([whether HKP keyserver support is requested]) AC_ARG_ENABLE(hkp, AC_HELP_STRING([--disable-hkp],[disable HKP keyserver interface only]), try_hkp=$enableval, try_hkp=yes) AC_MSG_RESULT($try_hkp) AC_MSG_CHECKING([whether finger key fetching support is requested]) AC_ARG_ENABLE(finger, AC_HELP_STRING([--disable-finger], [disable finger key fetching interface only]), try_finger=$enableval, try_finger=yes) AC_MSG_RESULT($try_finger) AC_MSG_CHECKING([whether generic object key fetching support is requested]) AC_ARG_ENABLE(generic, AC_HELP_STRING([--disable-generic], [disable generic object key fetching interface only]), try_generic=$enableval, try_generic=yes) AC_MSG_RESULT($try_generic) AC_MSG_CHECKING([whether email keyserver support is requested]) AC_ARG_ENABLE(mailto, AC_HELP_STRING([--enable-mailto], [enable email keyserver interface only]), try_mailto=$enableval, try_mailto=no) AC_MSG_RESULT($try_mailto) fi AC_MSG_CHECKING([whether keyserver exec-path is enabled]) AC_ARG_ENABLE(keyserver-path, AC_HELP_STRING([--disable-keyserver-path], [disable the exec-path option for keyserver helpers]), [if test "$enableval" = no ; then disable_keyserver_path=yes fi],enableval=yes) AC_MSG_RESULT($enableval) fi AC_MSG_CHECKING([whether the included zlib is requested]) AC_ARG_WITH(included-zlib, AC_HELP_STRING([--with-included-zlib],[use the zlib code included here]), [g10_force_zlib="$withval"], [g10_force_zlib=no] ) AC_MSG_RESULT($g10_force_zlib) dnl dnl Check for the key/uid cache size. This can't be zero, but can be dnl pretty small on embedded systems. dnl AC_MSG_CHECKING([for the size of the key and uid cache]) AC_ARG_ENABLE(key-cache, AC_HELP_STRING([--enable-key-cache=SIZE],[Set key cache to SIZE (default 4096)]),,enableval=4096) if test "$enableval" = "no"; then enableval=5 elif test "$enableval" = "yes" || test "$enableval" = ""; then enableval=4096 fi changequote(,)dnl key_cache_size=`echo "$enableval" | sed 's/[A-Za-z]//g'` changequote([,])dnl if test "$enableval" != "$key_cache_size" || test "$key_cache_size" -lt 5; then AC_MSG_ERROR([invalid key-cache size]) fi AC_MSG_RESULT($key_cache_size) AC_DEFINE_UNQUOTED(PK_UID_CACHE_SIZE,$key_cache_size,[Size of the key and UID caches]) dnl dnl Check whether we want to use Linux capabilities dnl AC_MSG_CHECKING([whether use of capabilities is requested]) AC_ARG_WITH(capabilities, AC_HELP_STRING([--with-capabilities], [use linux capabilities [default=no]]), [use_capabilities="$withval"],[use_capabilities=no]) AC_MSG_RESULT($use_capabilities) # To avoid double inclusion of config.h which might happen at some # places, we add the usual double inclusion protection. AH_TOP([ #ifndef GNUPG_CONFIG_H_INCLUDED #define GNUPG_CONFIG_H_INCLUDED ]) AH_BOTTOM([ /* We didn't define endianness above, so get it from OS macros. This is intended for making fat binary builds on OS X. */ #if !defined(BIG_ENDIAN_HOST) && !defined(LITTLE_ENDIAN_HOST) # if defined(__BIG_ENDIAN__) # define BIG_ENDIAN_HOST 1 # elif defined(__LITTLE_ENDIAN__) # define LITTLE_ENDIAN_HOST 1 # else # error "No endianness found" # endif #endif #if !(defined(HAVE_FORK) && defined(HAVE_PIPE) && defined(HAVE_WAITPID)) # define EXEC_TEMPFILE_ONLY #endif /* A macro to help checking the GCC version. */ #ifdef __GNUC__ # define GNUPG_GCC_VERSION (__GNUC__ * 10000 \ + __GNUC_MINOR__ * 100 \ + __GNUC_PATCHLEVEL__) #endif /*__GNUC__*/ /* Please note that the string version must not contain more than one character because the using code assumes strlen()==1 */ #ifdef HAVE_DOSISH_SYSTEM # define DIRSEP_C '\\' # define EXTSEP_C '.' # define DIRSEP_S "\\" # define EXTSEP_S "." # define PATHSEP_C ';' # define PATHSEP_S ";" #else # define DIRSEP_C '/' # define EXTSEP_C '.' # define DIRSEP_S "/" # define EXTSEP_S "." # define PATHSEP_C ':' # define PATHSEP_S ":" #endif #ifdef __VMS # define GNUPG_BAK_SFX "_bak" # define GNUPG_TMP_SFX "_tmp" #else /*!def __VMS */ # define GNUPG_BAK_SFX "~" # define GNUPG_TMP_SFX EXTSEP_S "tmp" #endif /* def __VMS [else] */ /* For some OSes we need to use fixed strings for certain directories. */ #ifdef HAVE_DRIVE_LETTERS # define LOCALEDIR "c:\\\\lib\\\\gnupg\\\\locale" # define GNUPG_LIBDIR "c:\\\\lib\\\\gnupg" # define GNUPG_LIBEXECDIR "c:\\\\lib\\\\gnupg" # define GNUPG_DATADIR "c:\\\\lib\\\\gnupg" # define GNUPG_HOMEDIR "c:\\\\gnupg" #else # ifdef __VMS # define GNUPG_DATADIR "/SYS$MANAGER/gnupg_share" # define GNUPG_HOMEDIR "/SYS$LOGIN/gnupg" # define GNUPG_LIBDIR "/SYS$MANAGER/gnupg_share" # define GNUPG_LIBEXECDIR "" # else # define GNUPG_HOMEDIR "~/.gnupg" # endif #endif /* Hack used for W32: ldap.m4 also tests for the ASCII version of ldap_start_tls_s because that is the actual symbol used in the library. winldap.h redefines it to our commonly used value, thus we define our usual macro here. */ #ifdef HAVE_LDAP_START_TLS_SA # ifndef HAVE_LDAP_START_TLS_S # define HAVE_LDAP_START_TLS_S 1 # endif #endif /* This is the major version number of GnuPG so that source included files can test for this. */ #define GNUPG_MAJOR_VERSION 1 /* This is the same as VERSION, but should be overridden if the platform cannot handle things like dots'.' in filenames. Set SAFE_VERSION_DOT and SAFE_VERSION_DASH to whatever SAFE_VERSION uses for dots and dashes. */ #define SAFE_VERSION VERSION #define SAFE_VERSION_DOT '.' #define SAFE_VERSION_DASH '-' /* We want to use our memory allocator for estream-printf. */ #define _ESTREAM_PRINTF_MALLOC xtrymalloc #define _ESTREAM_PRINTF_FREE xfree #define _ESTREAM_PRINTF_EXTRA_INCLUDE "memory.h" #endif /*GNUPG_CONFIG_H_INCLUDED*/ ]) AM_MAINTAINER_MODE dnl Checks for programs. AC_PROG_MAKE_SET AM_SANITY_CHECK missing_dir=`cd $ac_aux_dir && pwd` AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir) AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir) AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir) AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir) AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir) AC_PROG_CC AM_PROG_CC_C_O AC_PROG_CPP AC_PROG_RANLIB AC_CHECK_TOOL(AR, ar, :) AC_PATH_PROG(PERL,"perl") AC_ISC_POSIX AC_SYS_LARGEFILE AC_PROG_INSTALL AC_PROG_AWK GNUPG_CHECK_USTAR # According to a comment by Marcus Brinkman in libgpg-error, the # AC_PROG_CC_FOR_BUILD macro in the AC archive is broken for autoconf # 2.57. Thus we use a simply use "cc" if we are cross-compiling. AC_MSG_CHECKING(for cc for build) if test "$cross_compiling" = "yes"; then CC_FOR_BUILD="${CC_FOR_BUILD-cc}" else CC_FOR_BUILD="${CC_FOR_BUILD-$CC}" fi AC_MSG_RESULT($CC_FOR_BUILD) AC_ARG_VAR(CC_FOR_BUILD,[build system C compiler]) MPI_OPT_FLAGS="" have_dosish_system=no need_dlopen=yes case "${host}" in *-mingw32*) # special stuff for Windoze NT ac_cv_have_dev_random=no AC_DEFINE(USE_ONLY_8DOT3,1, [set this to limit filenames to the 8.3 format]) AC_DEFINE(HAVE_DRIVE_LETTERS,1, [defined if we must run on a stupid file system]) AC_DEFINE(USE_SIMPLE_GETTEXT,1, [because the Unix gettext has too much overhead on MingW32 systems and these systems lack Posix functions, we use a simplified version of gettext]) AC_DEFINE(HAVE_W32_SYSTEM,1, [Defined if we run on a W32 API based system]) disable_keyserver_path=yes have_dosish_system=yes need_dlopen=no try_gettext="no" agent_support=no use_simple_gettext=yes have_w32_system=yes # gcc 4.6 uses by default -fomit-frame-pointer. This # conflicts with mingw runtime's setjmp/longjmp usage. The # actual bug we notice is a segv related to the dlopened # iconv.dll: After returning from set_native_charset the stack # frame is corrupt. if test -n "$GCC" ; then CFLAGS="$CFLAGS -fno-omit-frame-pointer" fi ;; i?86-emx-os2 | i?86-*-os2*emx ) # OS/2 with the EMX environment ac_cv_have_dev_random=no AC_DEFINE(HAVE_DRIVE_LETTERS) have_dosish_system=yes try_gettext="no" agent_support=no ;; i?86-*-msdosdjgpp*) # DOS with the DJGPP environment ac_cv_have_dev_random=no AC_DEFINE(HAVE_DRIVE_LETTERS) have_dosish_system=yes try_gettext="no" agent_support=no ;; *-*-hpux*) if test -z "$GCC" ; then CFLAGS="$CFLAGS -Ae -D_HPUX_SOURCE" fi ;; *-dec-osf4*) if test -z "$GCC" ; then # Suppress all warnings # to get rid of the unsigned/signed char mismatch warnings. CFLAGS="$CFLAGS -w" fi ;; *-dec-osf5*) if test -z "$GCC" ; then # Use the newer compiler `-msg_disable ptrmismatch1' to # get rid of the unsigned/signed char mismatch warnings. # Using this may hide other pointer mismatch warnings, but # it at least lets other warning classes through CFLAGS="$CFLAGS -msg_disable ptrmismatch1" fi ;; m68k-atari-mint) ;; *) ;; esac if test "$have_dosish_system" = yes; then AC_DEFINE(HAVE_DOSISH_SYSTEM,1, [defined if we run on some of the PCDOS like systems (DOS, Windoze. OS/2) with special properties like no file modes]) fi AM_CONDITIONAL(HAVE_DOSISH_SYSTEM, test "$have_dosish_system" = yes) AM_CONDITIONAL(USE_SIMPLE_GETTEXT, test x"$use_simple_gettext" = xyes) AM_CONDITIONAL(HAVE_W32_SYSTEM, test x"$have_w32_system" = xyes) if test "$disable_keyserver_path" = yes; then AC_DEFINE(DISABLE_KEYSERVER_PATH,1, [define to disable exec-path for keyserver helpers]) fi AC_SUBST(MPI_OPT_FLAGS) GNUPG_SYS_SYMBOL_UNDERSCORE dnl These need to go after AC_PROG_CC so that $EXEEXT is defined AC_DEFINE_UNQUOTED(EXEEXT,"$EXEEXT",[The executable file extension, if any]) if test x"$try_hkp" = xyes ; then AC_SUBST(GPGKEYS_HKP,"gpgkeys_hkp$EXEEXT") fi if test x"$try_finger" = xyes ; then AC_SUBST(GPGKEYS_FINGER,"gpgkeys_finger$EXEEXT") fi dnl Must check for network library requirements before doing link tests dnl for ldap, for example. If ldap libs are static (or dynamic and without dnl ELF runtime link paths), then link will fail and LDAP support won't dnl be detected. AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(nsl, gethostbyname, [NETLIBS="-lnsl $NETLIBS"])) AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt, [NETLIBS="-lsocket $NETLIBS"])) dnl Now try for the resolver functions so we can use DNS for SRV, PKA, dnl and CERT. if test x"$try_dns" = xyes ; then if test x"$try_hkp" = xyes || test x"$try_http" = xyes ; then AC_ARG_ENABLE(dns-srv, AC_HELP_STRING([--disable-dns-srv], [disable the use of DNS SRV in HKP and HTTP]), use_dns_srv=$enableval,use_dns_srv=yes) fi AC_ARG_ENABLE(dns-cert, AC_HELP_STRING([--disable-dns-cert], [disable the use of CERT records in DNS]), use_dns_cert=$enableval,use_dns_cert=yes) fi if test x"$use_dns_srv" = xyes || test x"$use_dns_cert" = xyes; then _dns_save_libs=$LIBS LIBS="" # the double underscore thing is a glibc-ism? AC_SEARCH_LIBS(res_query,resolv bind socket,, AC_SEARCH_LIBS(__res_query,resolv bind socket,,have_resolver=no)) AC_SEARCH_LIBS(dn_expand,resolv bind socket,, AC_SEARCH_LIBS(__dn_expand,resolv bind socket,,have_resolver=no)) AC_SEARCH_LIBS(dn_skipname,resolv bind socket,, AC_SEARCH_LIBS(__dn_skipname,resolv bind socket,,have_resolver=no)) if test x"$have_resolver" != xno ; then # Make sure that the BIND 4 resolver interface is workable before # enabling any code that calls it. At some point I'll rewrite the # code to use the BIND 8 resolver API. AC_MSG_CHECKING([whether the resolver is usable]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include #include #include #include ]], [[unsigned char answer[PACKETSZ]; res_query("foo.bar",C_IN,T_A,answer,PACKETSZ); dn_skipname(0,0); dn_expand(0,0,0,0,0);]])],have_resolver=yes,have_resolver=no) AC_MSG_RESULT($have_resolver) # This is Apple-specific and somewhat bizarre as they changed the # define in bind 8 for some reason. if test x"$have_resolver" != xyes ; then AC_MSG_CHECKING([whether I can make the resolver usable with BIND_8_COMPAT and libresolv]) LIBS="$LIBS -lresolv" AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define BIND_8_COMPAT #include #include #include #include ]], [[unsigned char answer[PACKETSZ]; res_query("foo.bar",C_IN,T_A,answer,PACKETSZ); dn_skipname(0,0); dn_expand(0,0,0,0,0);]])],[have_resolver=yes ; need_compat=yes]) AC_MSG_RESULT($have_resolver) fi fi if test x"$have_resolver" = xyes ; then DNSLIBS=$LIBS if test x"$use_dns_srv" = xyes ; then AC_DEFINE(USE_DNS_SRV,1,[define to use DNS SRV]) fi if test x"$use_dns_cert" = xyes ; then AC_DEFINE(USE_DNS_CERT,1,[define to use DNS CERT]) fi if test x"$need_compat" = xyes ; then AC_DEFINE(BIND_8_COMPAT,1,[an Apple OSXism]) fi else use_dns_srv=no use_dns_cert=no fi LIBS=$_dns_save_libs fi AC_SUBST(DNSLIBS) AM_CONDITIONAL(USE_DNS_SRV, test x"$use_dns_srv" = xyes) # Check for LDAP if test "$try_ldap" = yes ; then GNUPG_CHECK_LDAP($NETLIBS) fi # Check for curl. We fake the curl API if libcurl isn't installed. # We require 7.10 or better as we use curl_version_info(). LIBCURL_CHECK_CONFIG([yes],[7.10],,[fake_curl=yes]) AM_CONDITIONAL(FAKE_CURL,test x"$fake_curl" = xyes) # Generic, for us, means curl if test x"$try_generic" = xyes ; then AC_SUBST(GPGKEYS_CURL,"gpgkeys_curl$EXEEXT") fi dnl This isn't necessarily sendmail itself, but anything that gives a dnl sendmail-ish interface to the outside world. That includes qmail, dnl postfix, etc. Basically, anything that can handle "sendmail -t". if test "$try_mailto" = yes ; then AC_ARG_WITH(mailprog, AC_HELP_STRING([--with-mailprog=NAME], [use "NAME -t" for mail transport]),,with_mailprog=yes) if test "$with_mailprog" = yes ; then AC_PATH_PROG(SENDMAIL,sendmail,,$PATH:/usr/sbin:/usr/libexec:/usr/lib) if test "$ac_cv_path_SENDMAIL" ; then GPGKEYS_MAILTO="gpgkeys_mailto" fi elif test "$with_mailprog" != no ; then AC_MSG_CHECKING([for a mail transport program]) AC_SUBST(SENDMAIL,$with_mailprog) AC_MSG_RESULT($with_mailprog) GPGKEYS_MAILTO="gpgkeys_mailto" fi fi AC_SUBST(GPGKEYS_MAILTO) case "${host}" in *-mingw32*) PRINTABLE_OS_NAME="MingW32" ;; *-*-cygwin*) PRINTABLE_OS_NAME="Cygwin" ;; i?86-emx-os2 | i?86-*-os2*emx ) PRINTABLE_OS_NAME="OS/2" ;; i?86-*-msdosdjgpp*) PRINTABLE_OS_NAME="MSDOS/DJGPP" try_extensions=no ;; *-linux*) PRINTABLE_OS_NAME="GNU/Linux" ;; *) PRINTABLE_OS_NAME=`uname -s || echo "Unknown"` ;; esac AC_DEFINE_UNQUOTED(PRINTABLE_OS_NAME, "$PRINTABLE_OS_NAME", [A human readable text with the name of the OS]) # # 1. Set names of random devices # NAME_OF_DEV_RANDOM="/dev/random" NAME_OF_DEV_URANDOM="/dev/urandom" AC_DEFINE_UNQUOTED(NAME_OF_DEV_RANDOM, "$NAME_OF_DEV_RANDOM", [defined to the name of the strong random device]) AC_DEFINE_UNQUOTED(NAME_OF_DEV_URANDOM, "$NAME_OF_DEV_URANDOM", [defined to the name of the weaker random device]) AC_SUBST(MPI_OPT_FLAGS) dnl Checks for libraries. # This is "GNU gnupg" - The project-id script from gettext # needs to find this string. Without # it "make distcheck" may fail. AM_PO_SUBDIRS AM_GNU_GETTEXT_VERSION([0.19.3]) if test "$try_gettext" = yes; then AM_GNU_GETTEXT(,[need-ngettext]) # gettext requires some extra checks. These really should be part of # the basic AM_GNU_GETTEXT macro. TODO: move other gettext-specific # function checks to here. AC_CHECK_FUNCS(strchr) else enable_nls=no USE_NLS=no USE_INCLUDED_LIBINTL=no BUILD_INCLUDED_LIBINTL=no POSUB=po AC_SUBST(USE_NLS) AC_SUBST(USE_INCLUDED_LIBINTL) AC_SUBST(BUILD_INCLUDED_LIBINTL) AC_SUBST(POSUB) fi if test "$try_extensions" = yes || test x"$card_support" = xyes ; then if test "$need_dlopen" = yes; then _dl_save_libs=$LIBS LIBS="" AC_SEARCH_LIBS(dlopen,dl,found_dlopen=yes) if test x"$found_dlopen" = "xyes" ; then AC_DEFINE(HAVE_DL_DLOPEN,1, [Defined when the dlopen function family is available]) DLLIBS=$LIBS else if test "$try_extensions" = yes ; then AC_MSG_NOTICE([dlopen not found. Disabling extensions.]) try_extensions=no fi if test "$card_support" = yes ; then AC_MSG_WARN([dlopen not found. Disabling OpenPGP card support.]) card_support=no fi fi LIBS=$_dl_save_libs fi fi AC_SUBST(DLLIBS) if test "$card_support" = yes ; then AC_DEFINE(ENABLE_CARD_SUPPORT,1,[Define to include OpenPGP card support]) fi if test "$agent_support" = yes ; then AC_DEFINE(ENABLE_AGENT_SUPPORT,1,[Define to include gpg-agent support]) fi if test "$try_extensions" = yes ; then AC_DEFINE(USE_DYNAMIC_LINKING,1,[Define to enable the use of extensions]) fi if test "$selinux_support" = yes ; then AC_DEFINE(ENABLE_SELINUX_HACKS,1,[Define to enable SELinux support]) fi if test "$gnupg_use_iconv" = yes ; then AC_DEFINE(USE_GNUPG_ICONV,1,[Define to use the new iconv based code]) fi AM_CONDITIONAL(ENABLE_CARD_SUPPORT, test "$card_support" = yes) AM_CONDITIONAL(ENABLE_AGENT_SUPPORT, test "$agent_support" = yes) AM_CONDITIONAL(ENABLE_SELINUX_HACKS, test "$selinux_support" = yes) dnl Checks for header files. AC_HEADER_STDC AC_CHECK_HEADERS([unistd.h langinfo.h termio.h locale.h getopt.h pwd.h \ signal.h]) # Note that we do not check for iconv here because this is done anyway # by the gettext checks and thus it allows us to disable the use of # iconv by using --disable-nls. dnl Checks for typedefs, structures, and compiler characteristics. AC_C_CONST AC_C_INLINE AC_C_VOLATILE AC_TYPE_SIZE_T AC_TYPE_MODE_T AC_CHECK_FUNCS([sigdescr_np]) AC_TYPE_SIGNAL AC_DECL_SYS_SIGLIST AC_ARG_ENABLE(endian-check, AC_HELP_STRING([--disable-endian-check], [disable the endian check and trust the OS provided macros]), endiancheck=$enableval,endiancheck=yes) if test x"$endiancheck" = xyes ; then GNUPG_CHECK_ENDIAN fi GNUPG_CHECK_TYPEDEF(byte, HAVE_BYTE_TYPEDEF) GNUPG_CHECK_TYPEDEF(ushort, HAVE_USHORT_TYPEDEF) GNUPG_CHECK_TYPEDEF(ulong, HAVE_ULONG_TYPEDEF) GNUPG_CHECK_TYPEDEF(u16, HAVE_U16_TYPEDEF) GNUPG_CHECK_TYPEDEF(u32, HAVE_U32_TYPEDEF) AC_CHECK_SIZEOF(unsigned short) AC_CHECK_SIZEOF(unsigned int) AC_CHECK_SIZEOF(unsigned long) AC_CHECK_SIZEOF(unsigned long long) AC_HEADER_TIME AC_CHECK_SIZEOF(time_t,,[[ #include #if TIME_WITH_SYS_TIME # include # include #else # if HAVE_SYS_TIME_H # include # else # include # endif #endif ]]) GNUPG_TIME_T_UNSIGNED # Ensure that we have UINT64_C before we bother to check for uint64_t AC_CHECK_HEADERS([inttypes.h]) AC_CACHE_CHECK([for UINT64_C], [gnupg_cv_uint64_c_works], AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]],[[ uint64_t foo=UINT64_C(42);]])],gnupg_cv_uint64_c_works=yes,gnupg_cv_uint64_c_works=no)) if test "$gnupg_cv_uint64_c_works" = "yes" ; then AC_CHECK_SIZEOF(uint64_t) fi if test "$ac_cv_sizeof_unsigned_short" = "0" \ || test "$ac_cv_sizeof_unsigned_int" = "0" \ || test "$ac_cv_sizeof_unsigned_long" = "0"; then AC_MSG_WARN([Hmmm, something is wrong with the sizes - using defaults]); fi dnl Do we have any 64-bit data types? if test x"$use_sha512" = xyes \ && test "$ac_cv_sizeof_unsigned_int" != "8" \ && test "$ac_cv_sizeof_unsigned_long" != "8" \ && test "$ac_cv_sizeof_unsigned_long_long" != "8" \ && test x"$ac_cv_sizeof_uint64_t" != "x8"; then AC_MSG_NOTICE([No 64-bit types. Disabling SHA-384 and SHA-512.]) use_sha512=no fi if test x"$use_sha512" = xyes ; then AC_DEFINE(USE_SHA512,1,[Define to include the SHA-384 and SHA-512 digests]) fi AM_CONDITIONAL(USE_SHA512, test x"$use_sha512" = xyes) dnl Checks for library functions. AC_CHECK_DECLS(getpagesize) AC_FUNC_FSEEKO AC_FUNC_VPRINTF AC_FUNC_FORK AC_CHECK_FUNCS(strerror stpcpy strlwr tcgetattr strtoul mmap sysconf) AC_CHECK_FUNCS(strcasecmp strncasecmp ctermid times unsetenv getpwnam getpwuid) AC_CHECK_FUNCS(memmove gettimeofday getrusage setrlimit clock_gettime) AC_CHECK_FUNCS(atexit raise getpagesize strftime nl_langinfo setlocale) AC_CHECK_FUNCS(waitpid wait4 sigaction sigprocmask rand pipe stat getaddrinfo) AC_CHECK_FUNCS(fcntl ftruncate inet_ntop) AC_REPLACE_FUNCS(mkdtemp timegm isascii memrchr strsep) AC_CHECK_TYPES([struct sigaction, sigset_t],,,[#include ]) # See if getopt is in libiberty. This is of course not optimal since # it might be somewhere other than libiberty, but does cover the # mingw32 case. AC_CHECK_FUNC(getopt,,AC_CHECK_LIB(iberty,getopt,AC_SUBST(GETOPT,"-liberty"))) # # check for gethrtime and run a testprogram to see whether # it is broken. It has been reported that some Solaris and HP UX systems # raise an SIGILL # AC_CACHE_CHECK([for gethrtime], [gnupg_cv_func_gethrtime], [AC_TRY_LINK([#include ],[ hrtime_t tv; tv = gethrtime(); ], [gnupg_cv_func_gethrtime=yes], [gnupg_cv_func_gethrtime=no]) ]) if test $gnupg_cv_func_gethrtime = yes; then AC_DEFINE([HAVE_GETHRTIME], 1, [Define if you have the `gethrtime(2)' function.]) AC_CACHE_CHECK([whether gethrtime is broken], [gnupg_cv_func_broken_gethrtime], [AC_TRY_RUN([ #include int main () { hrtime_t tv; tv = gethrtime(); } ], [gnupg_cv_func_broken_gethrtime=no], [gnupg_cv_func_broken_gethrtime=yes], [gnupg_cv_func_broken_gethrtime=assume-no]) ]) if test $gnupg_cv_func_broken_gethrtime = yes; then AC_DEFINE([HAVE_BROKEN_GETHRTIME], 1, [Define if `gethrtime(2)' does not work correctly i.e. issues a SIGILL.]) fi fi GNUPG_CHECK_MLOCK GNUPG_FUNC_MKDIR_TAKES_ONE_ARG # # Prepare building of estream-printf # estream_PRINTF_INIT dnl dnl Check whether we can use Linux capabilities as requested dnl if test "$use_capabilities" = "yes" ; then AC_MSG_WARN([[ *** *** WARNING: using capabilities with GnuPG is experimental code! ***]]) use_capabilities=no AC_CHECK_HEADERS(sys/capability.h) if test "$ac_cv_header_sys_capability_h" = "yes" ; then AC_CHECK_LIB(cap, cap_init, ac_need_libcap=1) if test "$ac_cv_lib_cap_cap_init" = "yes"; then AC_DEFINE(USE_CAPABILITIES,1, [define if capabilities should be used]) AC_SUBST(CAPLIBS,"-lcap") use_capabilities=yes fi fi if test "$use_capabilities" = "no" ; then AC_MSG_WARN([[ *** *** The use of capabilities on this system is not possible. *** You need a recent Linux kernel and some patches: *** fcaps-2.2.9-990610.patch (kernel patch for 2.2.9) *** fcap-module-990613.tar.gz (kernel module) *** libcap-1.92.tar.gz (user mode library and utilities) *** And you have to configure the kernel with CONFIG_VFS_CAP_PLUGIN *** set (filesystems menu). Be warned: This code is *really* ALPHA. ***]]) fi fi GNUPG_CHECK_IPC if test "$ac_cv_header_sys_shm_h" = "yes"; then AC_DEFINE(USE_SHM_COPROCESSING,1, [define if the shared memory interface should be made available]) fi AM_CONDITIONAL(HAVE_SHM, test "$ac_cv_header_sys_shm_h" = yes) dnl dnl check whether we have a random device dnl if test "$try_dev_random" = yes ; then AC_CACHE_CHECK(for random device, ac_cv_have_dev_random, [if test -r "$NAME_OF_DEV_RANDOM" && test -r "$NAME_OF_DEV_URANDOM" ; then ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi]) if test "$ac_cv_have_dev_random" = yes; then AC_DEFINE(HAVE_DEV_RANDOM,1, [defined if the system supports a random device] ) fi else AC_MSG_CHECKING(for random device) ac_cv_have_dev_random=no AC_MSG_RESULT(has been disabled) fi dnl dnl Figure out the default random module. dnl random_modules="" if test "$use_static_rnd" = default; then if test "$ac_cv_have_dev_random" = yes; then random_modules="rndlinux" else case "${host}" in *-mingw32*|*-*-cygwin*) random_modules="rndw32" ;; i?86-emx-os2|i?86-*-os2*emx) random_modules="rndos2" ;; m68k-atari-mint) random_modules="rndatari" ;; i?86-*-msdosdjgpp*) : ;; *) random_modules="rndlinux rndegd rndunix" AC_DEFINE(USE_ALL_RANDOM_MODULES, 1, [Allow to select random modules at runtime.]) ;; esac fi else if test "$use_static_rnd" = auto; then random_modules="rndlinux rndegd rndunix" AC_DEFINE(USE_ALL_RANDOM_MODULES, 1) else random_modules="rnd$use_static_rnd"; fi fi if test -z "$random_modules"; then AC_MSG_ERROR(no random module available) fi print_egd_warning=no for rndmod in $random_modules "" ; do case "$rndmod" in rndlinux) AC_DEFINE(USE_RNDLINUX,1, [Defined if the /dev/random based RNG should be used.]) use_rndlinux=yes ;; rndunix) AC_DEFINE(USE_RNDUNIX,1, [Defined if the default Unix RNG should be used.]) print_egd_warning=yes use_rndunix=yes ;; rndegd) AC_DEFINE(USE_RNDEGD,1, [Defined if the EGD based RNG should be used.]) use_rndegd=yes ;; rndw32) AC_DEFINE(USE_RNDW32,1, [Defined if the Windows specific RNG should be used.]) use_rndw32=yes ;; esac done AM_CONDITIONAL(USE_RNDLINUX, test "$use_rndlinux" = yes) AM_CONDITIONAL(USE_RNDUNIX, test "$use_rndunix" = yes) AM_CONDITIONAL(USE_RNDEGD, test "$use_rndegd" = yes) AM_CONDITIONAL(USE_RNDW32, test "$use_rndw32" = yes) dnl setup assembler stuff AC_MSG_CHECKING(for mpi assembler functions) if test -f $srcdir/mpi/config.links ; then . $srcdir/mpi/config.links AC_CONFIG_LINKS("$mpi_ln_list") ac_cv_mpi_extra_asm_modules="$mpi_extra_modules" ac_cv_mpi_sflags="$mpi_sflags" ac_cv_mpi_config_done="yes" AC_MSG_RESULT(done) else AC_MSG_RESULT(failed) AC_MSG_ERROR([mpi/config.links missing!]) fi MPI_EXTRA_ASM_OBJS="" show_extraasm="" if test "$ac_cv_mpi_extra_asm_modules" != ""; then for i in $ac_cv_mpi_extra_asm_modules; do show_extraasm="$show_extraasm $i" MPI_EXTRA_ASM_OBJS="$MPI_EXTRA_ASM_OBJS $i.o" done fi AC_SUBST(MPI_EXTRA_ASM_OBJS) MPI_SFLAGS="$ac_cv_mpi_sflags" AC_SUBST(MPI_SFLAGS) # Sanity check regex. Tests adapted from mutt. AC_MSG_CHECKING([whether regular expression support is requested]) AC_ARG_ENABLE(regex, AC_HELP_STRING([--disable-regex], [do not handle regular expressions in trust signatures]), use_regex=$enableval, use_regex=yes) AC_MSG_RESULT($use_regex) if test "$use_regex" = yes ; then AC_MSG_CHECKING([whether the included regex lib is requested]) AC_ARG_WITH(included-regex, AC_HELP_STRING([--with-included-regex], [use the included GNU regex library]), [gnupg_cv_included_regex="$withval"],[gnupg_cv_included_regex=no]) AC_MSG_RESULT($gnupg_cv_included_regex) if test $gnupg_cv_included_regex = no ; then # Does the system have regex functions at all? AC_CHECK_FUNC(regcomp,gnupg_cv_included_regex=no, gnupg_cv_included_regex=yes) fi if test $gnupg_cv_included_regex = no ; then AC_CACHE_CHECK([whether your system's regexp library is broken], [gnupg_cv_regex_broken], AC_TRY_RUN([ #include #include -main() { regex_t blah ; regmatch_t p; p.rm_eo = p.rm_eo; return regcomp(&blah, "foo.*bar", REG_NOSUB) || regexec (&blah, "foobar", 0, NULL, 0); }], +int main(void) { regex_t blah ; regmatch_t p; p.rm_eo = p.rm_eo; return regcomp(&blah, "foo.*bar", REG_NOSUB) || regexec (&blah, "foobar", 0, NULL, 0); }], gnupg_cv_regex_broken=no, gnupg_cv_regex_broken=yes, gnupg_cv_regex_broken=yes)) if test $gnupg_cv_regex_broken = yes ; then AC_MSG_WARN(your regex is broken - using the included GNU regex instead.) gnupg_cv_included_regex=yes fi fi if test $gnupg_cv_included_regex = yes; then AC_DEFINE(USE_INTERNAL_REGEX,1,[ Define if you want to use the included regex lib ]) fi else AC_DEFINE(DISABLE_REGEX,1,[ Define to disable regular expression support ]) fi AM_CONDITIONAL(USE_INTERNAL_REGEX, test x"$gnupg_cv_included_regex" = xyes) dnl Do we have zlib? Must do it here because Solaris failed dnl when compiling a conftest (due to the "-lz" from LIBS). use_local_zlib=yes if test "$g10_force_zlib" = "yes"; then : else _cppflags="${CPPFLAGS}" _ldflags="${LDFLAGS}" AC_ARG_WITH(zlib, AC_HELP_STRING([--with-zlib=DIR],[use libz in DIR]),[ if test -d "$withval"; then CPPFLAGS="${CPPFLAGS} -I$withval/include" LDFLAGS="${LDFLAGS} -L$withval/lib" fi ]) AC_CHECK_HEADER(zlib.h, AC_CHECK_LIB(z, deflateInit2_, use_local_zlib=no ZLIBS="-lz", CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags}), CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags}) fi if test "$use_local_zlib" = yes ; then AC_CONFIG_LINKS(zlib.h:zlib/zlib.h zconf.h:zlib/zconf.h ) ZLIBS="../zlib/libzlib.a" fi AM_CONDITIONAL(ENABLE_LOCAL_ZLIB, test "$use_local_zlib" = yes) # Under W32 we force the use ofthe included bzip2 code. if test x"$have_w32_system" = xyes ; then have_bz2=yes AC_DEFINE(HAVE_BZIP2,1, [Defined if the bz2 compression library is available]) AC_CONFIG_LINKS(bzlib.h:bzlib/bzlib.h) ZLIBS="$ZLIBS ../bzlib/libbz2.a" else if test "$use_bzip2" = yes ; then _cppflags="${CPPFLAGS}" _ldflags="${LDFLAGS}" AC_ARG_WITH(bzip2, AC_HELP_STRING([--with-bzip2=DIR],[look for bzip2 in DIR]), [ if test -d "$withval" ; then CPPFLAGS="${CPPFLAGS} -I$withval/include" LDFLAGS="${LDFLAGS} -L$withval/lib" fi ],withval="") # Checking alongside stdio.h as an early version of bzip2 (1.0) # required stdio.h to be included before bzlib.h, and Solaris 9 is # woefully out of date. if test "$withval" != no ; then AC_CHECK_HEADER(bzlib.h, AC_CHECK_LIB(bz2,BZ2_bzCompressInit, [ have_bz2=yes ZLIBS="$ZLIBS -lbz2" AC_DEFINE(HAVE_BZIP2,1) ], CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags}), CPPFLAGS=${_cppflags} LDFLAGS=${_ldflags},[#include ]) fi fi fi AM_CONDITIONAL(ENABLE_BZIP2_SUPPORT,test x"$have_bz2" = "xyes") AC_SUBST(ZLIBS) # libusb allows us to use the integrated CCID smartcard reader driver. # We don't need it if we don't have card support though. if test "$card_support" = yes ; then GNUPG_CHECK_LIBUSB fi # Check for readline support GNUPG_CHECK_READLINE # Allow users to append something to the version string without # flagging it as development version. The user version parts is # considered everything after a dash. if test "$development_version" != yes; then changequote(,)dnl tmp_pat='[a-zA-Z]' changequote([,])dnl if echo "$VERSION" | sed 's/-.*//' | grep "$tmp_pat" >/dev/null ; then development_version=yes fi fi if test "$development_version" = yes; then AC_DEFINE(IS_DEVELOPMENT_VERSION,1, [Defined if this is not a regular release]) fi AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes) # add some extra libs here so that previous tests don't fail for # mysterious reasons - the final link step should bail out. case "${host}" in *-mingw32*) dnl NETLIBS="$NETLIBS -lwsock32" W32LIBS="-lwsock32" ;; *) ;; esac AC_SUBST(NETLIBS) AC_SUBST(W32LIBS) # Special options used with gcc. if test "$GCC" = yes; then # Note that it is okay to use CFLAGS here because this are just # warning options and the user should have a chance of overriding #them. if test "$USE_MAINTAINER_MODE" = "yes"; then CFLAGS="$CFLAGS -Wall -Wcast-align -Wshadow -Wstrict-prototypes" CFLAGS="$CFLAGS -Wformat-nonliteral" else CFLAGS="$CFLAGS -Wall" fi # This is handy for debugging so the compiler doesn't rearrange # things and eliminate variables. AC_ARG_ENABLE(optimization, AC_HELP_STRING([--disable-optimization], [disable compiler optimization]), [if test $enableval = no ; then CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]]//'` fi]) AC_MSG_CHECKING([if gcc supports -Wno-pointer-sign]) _gcc_cflags_save=$CFLAGS CFLAGS="-Wno-pointer-sign" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],_gcc_psign=yes,_gcc_psign=no) AC_MSG_RESULT($_gcc_psign) CFLAGS=$_gcc_cflags_save; if test x"$_gcc_psign" = xyes ; then CFLAGS="$CFLAGS -Wno-pointer-sign" fi fi CL_AS_NOEXECSTACK if test "$print_egd_warning" = yes; then AC_MSG_WARN([[ *** *** The performance of the UNIX random gatherer module is not very good *** and it does not keep the entropy pool over multiple invocations of *** GnuPG. The suggested way to overcome this problem is to use the *** *** Entropy Gathering Daemon (EGD) *** *** which provides a entropy source for the whole system. It is written *** in Perl and available at the GnuPG FTP servers. For more information *** consult the GnuPG webpages: *** *** http://www.gnupg.org/download/#EGD *** *** You may want to run ./configure with --enable-static-rnd=egd or *** --enable-static-rnd=auto to use it. ***]]) fi AC_CONFIG_FILES([ Makefile m4/Makefile intl/Makefile po/Makefile.in util/Makefile mpi/Makefile cipher/Makefile g10/Makefile keyserver/Makefile keyserver/gpgkeys_mailto keyserver/gpgkeys_test doc/Makefile tools/Makefile tools/gpg-zip zlib/Makefile bzlib/Makefile checks/Makefile ]) AC_OUTPUT # Give some feedback echo echo " Version info: $PACKAGE_STRING" echo " Configured for: $PRINTABLE_OS_NAME ($host)" if test -n "$show_extraasm"; then echo " Extra cpu specific functions:$show_extraasm" fi echo