1236769Sobriendnl 2236769Sobriendnl RCSid: 3321964Ssjgdnl $Id: configure.in,v 1.57 2016/06/07 00:49:44 sjg Exp $ 4236769Sobriendnl 5236769Sobriendnl Process this file with autoconf to produce a configure script 6236769Sobriendnl 7276305SngieAC_PREREQ(2.50) 8321964SsjgAC_INIT([bmake], [20160606], [sjg@NetBSD.org]) 9276305SngieAC_CONFIG_HEADERS(config.h) 10236769Sobrien 11246223Ssjgdnl make srcdir absolute 12246223Ssjgcase "$srcdir" in 13246223Ssjg/*) ;; 14246223Ssjg*) srcdir=`cd $srcdir && pwd`;; 15246223Ssjgesac 16246223Ssjg 17236769Sobriendnl 18236769SobrienAC_ARG_WITH(defshell, 19236769Sobrien[ --with-defshell=SHELL use SHELL by default - must be sh compatible, use sh or ksh to pick the internal definitions], 20236769Sobrien[case "${withval}" in 21236769Sobrienyes) AC_MSG_ERROR(bad value ${withval} given for bmake DEFSHELL) ;; 22236769Sobrienno) ;; 23236769Sobrien*) case "$with_defshell" in 24236769Sobrien sh) DEFSHELL_INDEX=DEFSHELL_INDEX_SH;; # it's the default anyway 25236769Sobrien ksh) DEFSHELL_INDEX=DEFSHELL_INDEX_KSH;; 26236769Sobrien csh) DEFSHELL_INDEX=DEFSHELL_INDEX_CSH;; # kidding right? 27236769Sobrien *) defshell_path=$with_defshell;; # better be sh compatible! 28236769Sobrien esac 29236769Sobrien ;; 30236769Sobrien esac]) 31236769Sobriendnl 32236769Sobrienuse_meta=yes 33236769SobrienAC_ARG_WITH(meta, 34236769Sobrien[ --without-meta dissable use of meta-mode], 35236769Sobrien[case "${withval}" in 36236769Sobrienyes|no) use_meta=${withval};; 37236769Sobrien*) AC_MSG_ERROR(bad value ${withval} given for meta) ;; 38236769Sobrienesac]) 39236769Sobriendnl 40236769SobrienAC_ARG_WITH(filemon, 41236769Sobrien[ --with-filemon=path/filemon.h indicate path to filemon.h for meta-mode], 42236769Sobrien[ case "/${withval}" in 43236769Sobrien/no|*/filemon.h) filemon_h="${withval}";; 44236769Sobrien*/filemon*) filemon_h="${withval}/filemon.h";; 45236769Sobrien*) AC_MSG_ERROR(bad value ${withval} given for filemon) ;; 46236769Sobrienesac], 47236769Sobrien[ 48236769SobrienOS=`uname -s` 49237578Sobrienfor d in "/usr/include/dev/filemon" "$prefix/include/dev/filemon" "$srcdir/filemon" "$srcdir/../filemon" "$srcdir/../../sys/dev/filemon" 50236769Sobriendo 51236769Sobrien for x in "/$OS" "" 52236769Sobrien do 53236769Sobrien filemon_h="$d$x/filemon.h" 54236769Sobrien test -s "$filemon_h" && break 55236769Sobrien done 56236769Sobrien test -s "$filemon_h" && break 57236769Sobriendone 58236769Sobrientest -s "${filemon_h:-/dev/null}" || filemon_h=no 59236769Sobrien]) 60236769Sobriendnl echo "Note: use_meta=$use_meta filemon_h=$filemon_h" >&6 61236769Sobriencase "$use_meta" in 62236769Sobrienyes) 63236769Sobrien case "$filemon_h" in 64236769Sobrien *.h) echo "Using: filemon=$filemon_h" >&6;; 65236769Sobrien esac 66236769Sobrien ;; 67236769Sobrienesac 68236769Sobriendnl 69236769Sobriendnl Check for OS problems 70236769Sobriendnl Solaris's signal.h only privides sigset_t etc if one of 71236769Sobriendnl _EXTENSIONS_ _POSIX_C_SOURCE or _XOPEN_SOURCE are defined. 72236769Sobriendnl The later two seem to cause more problems than they solve so if we 73236769Sobriendnl see _EXTENSIONS_ we use it. 74236769SobrienAC_USE_SYSTEM_EXTENSIONS 75236769Sobriendnl Checks for programs. 76236769SobrienAC_PROG_CC 77236769SobrienAC_PROG_GCC_TRADITIONAL 78236769SobrienAC_PROG_INSTALL 79236769Sobriendnl Executable suffix - normally empty; .exe on os2. 80236769SobrienAC_SUBST(ac_exe_suffix)dnl 81236769Sobriendnl 82276305Sngiednl Hurd refuses to define PATH_MAX or MAXPATHLEN 83276305Sngieif test -x /usr/bin/getconf; then 84276305Sngie bmake_path_max=`getconf PATH_MAX / 2> /dev/null` 85292068Ssjg # only a numeric response is useful 86292068Ssjg test ${bmake_path_max:-0} -gt 0 2> /dev/null || bmake_path_max= 87276305Sngiefi 88276305Sngiebmake_path_max=${bmake_path_max:-1024} 89276305Sngieif test $bmake_path_max -gt 1024; then 90276305Sngie # this is all we expect 91276305Sngie bmake_path_max=1024 92276305Sngiefi 93276305Sngieecho "Using: BMAKE_PATH_MAX=$bmake_path_max" >&6 94276305SngieAC_SUBST(bmake_path_max)dnl 95276305Sngiednl 96236769Sobriendnl AC_C_CROSS 97236769Sobriendnl 98236769Sobrien 99236769Sobriendnl Checks for header files. 100236769SobrienAC_HEADER_STDC 101236769SobrienAC_HEADER_SYS_WAIT 102236769SobrienAC_HEADER_DIRENT 103236769Sobriendnl Keep this list sorted 104292068SsjgAC_CHECK_HEADERS(sys/param.h) 105292068Ssjgdnl On BSDi at least we really need sys/param.h for sys/sysctl.h 106292068SsjgAC_CHECK_HEADERS([sys/sysctl.h], [], [], 107292068Ssjg[#ifdef HAVE_SYS_PARAM_H 108292068Ssjg# include <sys/param.h> 109292068Ssjg# endif 110292068Ssjg]) 111292068Ssjg 112236769SobrienAC_CHECK_HEADERS( \ 113236769Sobrien ar.h \ 114236769Sobrien err.h \ 115236769Sobrien fcntl.h \ 116292068Ssjg libgen.h \ 117292068Ssjg limits.h \ 118236769Sobrien paths.h \ 119236769Sobrien poll.h \ 120236769Sobrien ranlib.h \ 121236769Sobrien string.h \ 122236769Sobrien sys/mman.h \ 123236769Sobrien sys/select.h \ 124236769Sobrien sys/socket.h \ 125236769Sobrien sys/time.h \ 126236769Sobrien sys/uio.h \ 127236769Sobrien unistd.h \ 128236769Sobrien utime.h \ 129236769Sobrien ) 130236769Sobrien 131236769Sobriendnl Both *BSD and Linux have sys/cdefs.h, most do not. 132236769Sobriendnl If it is missing, we add -I${srcdir}/missing to CFLAGS 133236769Sobriendnl also if sys/cdefs.h does not have __RCSID we need to use ours 134236769Sobriendnl but we need to include the host's one too *sigh* 135236769SobrienAC_CHECK_HEADER(sys/cdefs.h, 136236769Sobrienecho $ECHO_N "checking whether sys/cdefs.h is compatible... $ECHO_C" >&6 137236769SobrienAC_EGREP_CPP(yes, 138236769Sobrien[#include <sys/cdefs.h> 139236769Sobrien#ifdef __RCSID 140236769Sobrienyes 141236769Sobrien#endif 142236769Sobrien], 143236769Sobrienecho yes >&6, 144236769Sobrienecho no >&6; CPPFLAGS="${CPPFLAGS} -I`cd ${srcdir}/missing && pwd` -DNEED_HOST_CDEFS_H"), 145236769SobrienCPPFLAGS="${CPPFLAGS} -I`cd ${srcdir}/missing && pwd`") 146236769Sobrien 147236769Sobriendnl Checks for typedefs, structures, and compiler characteristics. 148236769SobrienAC_C___ATTRIBUTE__ 149236769SobrienAC_C_BIGENDIAN 150236769SobrienAC_C_CONST 151321964SsjgAC_TYPE_MODE_T 152236769SobrienAC_TYPE_OFF_T 153236769SobrienAC_TYPE_PID_T 154236769SobrienAC_TYPE_SIZE_T 155292068SsjgAC_TYPE_UINT32_T 156236769SobrienAC_DECL_SYS_SIGLIST 157236769SobrienAC_HEADER_TIME 158236769SobrienAC_STRUCT_TM 159236769Sobrien 160236769Sobriendnl Checks for library functions. 161236769SobrienAC_TYPE_SIGNAL 162236769SobrienAC_FUNC_VFORK 163236769SobrienAC_FUNC_VPRINTF 164236769SobrienAC_FUNC_WAIT3 165236769Sobriendnl Keep this list sorted 166236769SobrienAC_CHECK_FUNCS( \ 167236769Sobrien err \ 168236769Sobrien errx \ 169236769Sobrien getcwd \ 170236769Sobrien getenv \ 171236769Sobrien getopt \ 172236769Sobrien getwd \ 173236769Sobrien killpg \ 174236769Sobrien mmap \ 175236769Sobrien putenv \ 176236769Sobrien select \ 177236769Sobrien setenv \ 178236769Sobrien setpgid \ 179236769Sobrien setsid \ 180236769Sobrien sigaction \ 181236769Sobrien sigvec \ 182236769Sobrien snprintf \ 183236769Sobrien strerror \ 184236769Sobrien strftime \ 185236769Sobrien strsep \ 186236769Sobrien strtod \ 187236769Sobrien strtol \ 188276305Sngie sysctl \ 189236769Sobrien unsetenv \ 190236769Sobrien vsnprintf \ 191236769Sobrien wait3 \ 192236769Sobrien wait4 \ 193236769Sobrien waitpid \ 194236769Sobrien warn \ 195236769Sobrien warnx \ 196236769Sobrien ) 197236769Sobrien 198236769Sobriendnl functions which we may need to provide 199236769SobrienAC_REPLACE_FUNCS( \ 200236769Sobrien realpath \ 201236769Sobrien dirname \ 202236769Sobrien stresep \ 203236769Sobrien strlcpy \ 204236769Sobrien ) 205236769Sobrien 206236769SobrienAC_CHECK_LIB([util], [emalloc], 207236769Sobrien [ AC_CHECK_LIB([util], [erealloc], 208236769Sobrien [ AC_CHECK_LIB([util], [estrdup], 209236769Sobrien [ AC_CHECK_LIB([util], [estrndup], 210236769Sobrien [ LIBS="$LIBS -lutil" 211236769Sobrien CPPFLAGS="$CPPFLAGS -DUSE_EMALLOC" ])])])]) 212236769Sobrien 213236769Sobriendnl 214236769Sobriendnl Structures 215236769Sobriendnl 216236769SobrienAC_HEADER_STAT 217236769SobrienAC_STRUCT_ST_RDEV 218236769Sobriendnl 219276305Sngieecho "checking if compiler supports __func__" >&6 220276305SngieAC_LANG(C) 221276305SngieAC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[[const char *func = __func__;]])],, 222276305Sngie AC_DEFINE(__func__, __FUNCTION__, C99 function name)) 223276305Sngiednl 224236769Sobriendnl we want this for unit-tests/Makefile 225236769Sobrienecho $ECHO_N "checking if diff -u works... $ECHO_C" >&6 226236769Sobrienif diff -u /dev/null /dev/null > /dev/null 2>&1; then 227236769Sobrien diff_u=-u 228236769Sobrien echo yes >&6 229236769Sobrienelse 230236769Sobrien diff_u= 231236769Sobrien echo no >&6 232236769Sobrienfi 233236769Sobriendnl 234236769Sobriendnl AC_* don't quite cut it. 235236769Sobriendnl 236236769Sobrienecho "checking for MACHINE & MACHINE_ARCH..." >&6 237236769Sobriencat > conftest.$ac_ext <<EOF 238236769Sobrien#include "confdefs.h" 239236769Sobrien#include <sys/param.h> 240236769Sobrien#ifdef MACHINE 241236769Sobrienmachine=MACHINE 242236769Sobrien#endif 243236769Sobrien#ifdef MACHINE_ARCH 244236769Sobrienmachine_arch=MACHINE_ARCH 245236769Sobrien#endif 246236769SobrienEOF 247236769Sobrien 248236769Sobriendefault_machine=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | 249236769Sobrien egrep machine= | tr -d ' "'` 250236769Sobrienrm -rf conftest* 251236769Sobrienif test "$default_machine"; then 252236769Sobrien eval "$default_machine" 253236769Sobrienfi 254236769Sobrienmachine=${machine:-`$srcdir/machine.sh`} 255236769Sobrienmachine_arch=${machine_arch:-`$srcdir/machine.sh arch`} 256236769Sobrienecho "defaults: MACHINE=$machine, MACHINE_ARCH=$machine_arch" 1>&6 257236769Sobriendnl 258236769Sobriendnl now allow overrides 259236769Sobriendnl 260236769SobrienAC_ARG_WITH(machine, 261236769Sobrien[ --with-machine=MACHINE explicitly set MACHINE], 262236769Sobrien[case "${withval}" in 263236769Sobrienyes) AC_MSG_ERROR(bad value ${withval} given for bmake MACHINE) ;; 264236769Sobrienno) ;; 265236769Sobriengeneric) machine=`$srcdir/machine.sh`;; 266236769Sobrien*) machine=$with_machine;; 267236769Sobrienesac]) 268236769Sobrienforce_machine= 269236769SobrienAC_ARG_WITH(force_machine, 270236769Sobrien[ --with-force-machine=MACHINE set FORCE_MACHINE], 271236769Sobrien[case "${withval}" in 272236769Sobrienyes) force_machine=FORCE_;; 273236769Sobrienno) ;; 274236769Sobrien*) force_machine=FORCE_; machine=$with_force_machine;; 275236769Sobrienesac]) 276236769Sobriendnl 277236769Sobrienforce_machine_arch= 278236769SobrienAC_ARG_WITH(force_machine_arch, 279236769Sobrien[ --with-force-machine-arch=MACHINE set FORCE_MACHINE_ARCH], 280236769Sobrien[case "${withval}" in 281236769Sobrienyes) force_machine_arch=FORCE_;; 282236769Sobrienno) ;; 283236769Sobrien*) force_machine_arch=FORCE_; machine_arch=$with_force_machine;; 284236769Sobrienesac]) 285236769Sobriendnl 286236769SobrienAC_ARG_WITH(machine_arch, 287236769Sobrien[ --with-machine_arch=MACHINE_ARCH explicitly set MACHINE_ARCH], 288236769Sobrien[case "${withval}" in 289236769Sobrienyes) AC_MSG_ERROR(bad value ${withval} given for bmake MACHINE_ARCH) ;; 290236769Sobrienno) ;; 291236769Sobrien*) machine_arch=$with_machine_arch;; 292236769Sobrienesac]) 293236769Sobriendnl 294236769Sobriendnl Tell them what we ended up with 295236769Sobriendnl 296236769Sobrienecho "Using: ${force_machine}MACHINE=$machine, MACHINE_ARCH=$machine_arch" 1>&6 297236769Sobriendnl 298236769Sobriendnl Allow folk to control _PATH_DEFSYSPATH 299236769Sobriendnl 300236769Sobriendefault_sys_path=\${prefix}/share/mk 301236769SobrienAC_ARG_WITH(default-sys-path, 302236769Sobrien[ --with-default-sys-path=PATH:DIR:LIST use an explicit _PATH_DEFSYSPATH 303236769Sobrien MAKESYSPATH is a ':' separated list of directories 304236769Sobrien that bmake will search for system .mk files. 305236769Sobrien _PATH_DEFSYSPATH is its default value.], 306236769Sobrien[case "${withval}" in 307236769Sobrienyes) AC_MSG_ERROR(bad value ${withval} given for bmake _PATH_DEFSYSPATH) ;; 308236769Sobrienno) ;; 309236769Sobrien*) default_sys_path="$with_default_sys_path" 310236769Sobrien ;; 311236769Sobrienesac]) 312236769Sobriendnl 313236769Sobriendnl Some folk don't like this one 314236769Sobriendnl 315236769SobrienAC_ARG_WITH(path-objdirprefix, 316236769Sobrien[ --with-path-objdirprefix=PATH override _PATH_OBJDIRPREFIX], 317236769Sobrien[case "${withval}" in 318236769Sobrienyes) AC_MSG_ERROR(bad value ${withval} given for bmake _PATH_OBJDIRPREFIX) ;; 319236769Sobrienno) CPPFLAGS="$CPPFLAGS -DNO_PATH_OBJDIRPREFIX" ;; 320236769Sobrien*) CPPFLAGS="$CPPFLAGS \"-D_PATH_OBJDIRPREFIX=\\\"$with_path-objdir\\\"\"" ;; 321236769Sobrienesac]) 322236769Sobriendnl 323236769Sobriendnl And this can be handy to do with out. 324236769Sobriendnl 325236769SobrienAC_ARG_ENABLE(pwd-override, 326236769Sobrien[ --disable-pwd-override disable \$PWD overriding getcwd()], 327236769Sobrien[case "${enableval}" in 328236769Sobrienyes) ;; 329236769Sobrienno) CPPFLAGS="$CPPFLAGS -DNO_PWD_OVERRIDE" ;; 330236769Sobrien*) AC_MSG_ERROR(bad value ${enableval} given for pwd-override option) ;; 331236769Sobrienesac]) 332236769Sobriendnl 333236769Sobriendnl Just for grins 334236769Sobriendnl 335236769SobrienAC_ARG_ENABLE(check-make-chdir, 336236769Sobrien[ --disable-check-make-chdir disable make trying to guess 337236769Sobrien when it should automatically cd \${.CURDIR}], 338236769Sobrien[case "${enableval}" in 339236769Sobrienyes) ;; 340236769Sobrienno) CPPFLAGS="$CPPFLAGS -DNO_CHECK_MAKE_CHDIR" ;; 341236769Sobrien*) AC_MSG_ERROR(bad value ${enableval} given for check-make-chdir option) ;; 342236769Sobrienesac]) 343236769Sobriendnl 344236769Sobriendnl On non-BSD systems, bootstrap won't work without mk 345236769Sobriendnl 346236769SobrienAC_ARG_WITH(mksrc, 347236769Sobrien[ --with-mksrc=PATH tell makefile.boot where to find mk src], 348236769Sobrien[case "${withval}" in 349236769Sobrien""|yes|no) ;; 350236769Sobrien*) test -s $withval/install-mk && mksrc=$withval || 351236769SobrienAC_MSG_ERROR(bad value ${withval} given for mksrc cannot find install-mk) 352236769Sobrien;; 353236769Sobrienesac 354236769Sobrien]) 355236769Sobriendnl 356236769Sobriendnl Now make sure we have a value 357236769Sobriendnl 358236769Sobriensrcdir=`cd $srcdir && pwd` 359236769Sobrienfor mksrc in $mksrc $srcdir/mk $srcdir/../mk mk 360236769Sobriendo 361236769Sobrien test -s $mksrc/install-mk || continue 362236769Sobrien mksrc=`cd $mksrc && pwd` 363236769Sobrien break 364236769Sobriendone 365236769Sobrienmksrc=`echo $mksrc | sed "s,$srcdir,\\\${srcdir},"` 366236769Sobrienecho "Using: MKSRC=$mksrc" 1>&6 367236769Sobriendnl On some systems we want a different default shell by default 368236769Sobrienif test -x /usr/xpg4/bin/sh; then 369236769Sobrien defshell_path=${defshell_path:-/usr/xpg4/bin/sh} 370236769Sobrienfi 371236769Sobrienif test -n "$defshell_path"; then 372236769Sobrien echo "Using: SHELL=$defshell_path" >&6 373236769Sobrien AC_DEFINE_UNQUOTED(DEFSHELL_CUSTOM, "$defshell_path", Path of default shell) 374236769Sobrienfi 375236769Sobrienif test -n "$DEFSHELL_INDEX"; then 376236769Sobrien AC_DEFINE_UNQUOTED(DEFSHELL_INDEX, $DEFSHELL_INDEX, Shell spec to use by default) 377236769Sobrienfi 378236769Sobriendnl 379236769SobrienAC_SUBST(machine) 380236769SobrienAC_SUBST(force_machine) 381236769SobrienAC_SUBST(machine_arch) 382236769SobrienAC_SUBST(mksrc) 383236769SobrienAC_SUBST(default_sys_path) 384236769SobrienAC_SUBST(INSTALL) 385236769SobrienAC_SUBST(GCC) 386236769SobrienAC_SUBST(diff_u) 387236769SobrienAC_SUBST(use_meta) 388236769SobrienAC_SUBST(filemon_h) 389246223SsjgAC_OUTPUT(makefile Makefile.config make-bootstrap.sh unit-tests/Makefile) 390236769Sobrien 391236769Sobriencat <<EOF 392236769Sobrien 393236769SobrienYou can now run 394236769Sobrien 395236769Sobrien sh ./make-bootstrap.sh 396236769Sobrien 397236769Sobriento produce a fully functional bmake. 398236769Sobrien 399236769SobrienEOF 400