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283 lines
8.3 KiB
Text
283 lines
8.3 KiB
Text
dnl Process this file with autoconf to produce a configure script.
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AC_REVISION([$Id$])
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AC_PREREQ(2.13)dnl dnl Minimum Autoconf version required.
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AC_INIT(vpath.c)dnl dnl A distinctive file to look for in srcdir.
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AM_INIT_AUTOMAKE(make, 3.79)
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AM_CONFIG_HEADER(config.h)
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dnl Regular configure stuff
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AC_CANONICAL_HOST
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AC_PROG_MAKE_SET
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AC_PROG_CC
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AC_PROG_INSTALL
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AC_CHECK_PROG(AR, ar, ar, ar)
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AC_PROG_RANLIB
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AC_PROG_CPP dnl Later checks need this.
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AC_AIX
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AC_ISC_POSIX
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AC_MINIX
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AC_CHECK_PROG(PERL, perl, perl, perl) dnl Needed for the test suite (only)
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dnl This test must come as early as possible after the compiler configuration
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dnl tests, because the choice of the file model can (in principle) affect
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dnl whether functions and headers are available, whether they work, etc.
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AC_SYS_LARGEFILE
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AC_HEADER_STDC
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AC_HEADER_DIRENT
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AC_TYPE_UID_T dnl Also does gid_t.
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AC_TYPE_PID_T
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AC_TYPE_SIGNAL
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AC_CHECK_HEADERS(stdlib.h unistd.h limits.h sys/param.h fcntl.h string.h \
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memory.h sys/timeb.h)
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AC_PROG_CC_C_O
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AM_PROG_CC_STDC
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AC_C_CONST dnl getopt needs this.
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AC_C_INLINE dnl gettext needs this.
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AC_HEADER_STAT
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AC_STRUCT_ST_MTIM_NSEC
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jm_AC_TYPE_UINTMAX_T
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AC_SUBST(LIBOBJS)
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AC_DEFUN(AC_CHECK_SYMBOL, [dnl
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AC_MSG_CHECKING(for $1)
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AC_CACHE_VAL(ac_cv_check_symbol_$1, [dnl
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AC_TRY_LINK(, [extern char *sys_siglist[]; puts(*sys_siglist);],
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ac_cv_check_symbol_$1=yes, ac_cv_check_symbol_$1=no)])
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if test "$ac_cv_check_symbol_$1" = yes; then
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changequote(,)dnl
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ac_tr_symbol=`echo $1 | tr '[a-z]' '[A-Z]'`
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changequote([,])dnl
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AC_DEFINE_UNQUOTED(HAVE_${ac_tr_symbol})
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fi
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AC_MSG_RESULT($ac_cv_check_symbol_$1)])dnl
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# clock_gettime is in -lposix4 in Solaris 2.6.
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AC_CHECK_LIB(posix4, clock_gettime)
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AC_CHECK_FUNCS(memmove strchr memcpy strdup psignal mkstemp mktemp fdopen \
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clock_gettime dup2 getcwd sigsetmask sigaction getgroups \
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setlinebuf seteuid setegid setreuid setregid pipe \
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strerror strsignal)
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AC_CHECK_SYMBOL(sys_siglist)
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AC_FUNC_ALLOCA
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AC_FUNC_VFORK
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AC_FUNC_VPRINTF
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AC_FUNC_STRCOLL
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AC_FUNC_CLOSEDIR_VOID
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AC_FUNC_SETVBUF_REVERSED
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AC_FUNC_SELECT
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AC_CHECK_LIB(kstat, kstat_open) dnl _Must_ come before AC_FUNC_GETLOADAVG.
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AC_CHECK_FUNCS(pstat_getdynamic) dnl Supposedly in AC_FUNC_GETLOADAVG, but...?
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AC_FUNC_GETLOADAVG
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# Check out the wait reality.
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AC_CHECK_HEADERS(sys/wait.h)
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AC_CHECK_FUNCS(waitpid wait3)
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AC_MSG_CHECKING(for union wait)
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AC_CACHE_VAL(make_cv_union_wait, [dnl
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AC_TRY_LINK([#include <sys/types.h>
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#include <sys/wait.h>],
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[union wait status; int pid; pid = wait (&status);
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#ifdef WEXITSTATUS
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/* Some POSIXoid systems have both the new-style macros and the old
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union wait type, and they do not work together. If union wait
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conflicts with WEXITSTATUS et al, we don't want to use it at all. */
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if (WEXITSTATUS (status) != 0) pid = -1;
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#ifdef WTERMSIG
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/* If we have WEXITSTATUS and WTERMSIG, just use them on ints. */
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-- blow chunks here --
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#endif
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#endif
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#ifdef HAVE_WAITPID
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/* Make sure union wait works with waitpid. */
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pid = waitpid (-1, &status, 0);
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#endif
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],
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[make_cv_union_wait=yes], [make_cv_union_wait=no])])
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if test "$make_cv_union_wait" = yes; then
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AC_DEFINE(HAVE_UNION_WAIT)
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fi
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AC_MSG_RESULT($make_cv_union_wait)
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AC_DECL_SYS_SIGLIST
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dnl Handle internationalization
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ALL_LINGUAS="de es fr ko nl pl ru"
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fp_WITH_GETTEXT
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# The presence of the following is not meant to imply
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# that make necessarily works on those systems.
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AC_CHECK_LIB(sun, getpwnam)
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AC_SUBST(REMOTE) REMOTE=stub
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make_try_customs=no
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AC_ARG_WITH(customs,
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[ --with-customs=DIR Enable remote jobs via Customs--see README.customs],
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[case "$withval" in
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n|no) ;;
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*) make_cppflags="$CPPFLAGS"
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case "$withval" in
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y|ye|yes) ;;
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*) CPPFLAGS="$CPPFLAGS -I$with_customs/include/customs"
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make_ldflags="$LDFLAGS -L$with_customs/lib" ;;
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esac
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CF_NETLIBS
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AC_CHECK_HEADER(customs.h,
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REMOTE=cstms
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LIBS="$LIBS -lcustoms" LDFLAGS="$make_ldflags",
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with_customs=no
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CPPFLAGS="$make_cppflags" make_badcust=yes)
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;;
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esac])
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dnl See if we can handle the job server feature, and if the user wants it.
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AC_ARG_ENABLE(job-server,
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[ --disable-job-server Disallow recursive make communication during -jN],
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[make_cv_job_server="$enableval" user_job_server="$enableval"],
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[make_cv_job_server="yes"])
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has_wait_nohang=yes
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case "$ac_cv_func_waitpid/$ac_cv_func_wait3" in
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no/no) has_wait_nohang=no ;;
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esac
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case "$ac_cv_func_pipe/$ac_cv_func_sigaction/$has_wait_nohang/$make_cv_job_server" in
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yes/yes/yes/yes) AC_DEFINE(MAKE_JOBSERVER) ;;
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esac
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dnl Allow building with dmalloc
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AC_ARG_ENABLE(dmalloc,
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[ --enable-dmalloc Enable support for the dmalloc debugging library],
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[make_cv_dmalloc="$enableval"],
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[make_cv_dmalloc="no"])
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case "$make_cv_dmalloc" in
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yes) AC_CHECK_HEADERS(dmalloc.h)
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AC_CHECK_LIB(dmalloc, dmalloc_shutdown)
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CPPFLAGS="$CPPFLAGS -DDMALLOC_FUNC_CHECK" ;;
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esac
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AC_CACHE_CHECK(for location of SCCS get command, make_cv_path_sccs_get, [
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if test -f /usr/sccs/get; then
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make_cv_path_sccs_get=/usr/sccs/get
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else
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make_cv_path_sccs_get=get
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fi])
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AC_DEFINE_UNQUOTED(SCCS_GET,["$make_cv_path_sccs_get"])
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ac_clean_files="$ac_clean_files s.conftest conftoast" # Remove these later.
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if ( /usr/sccs/admin -n s.conftest || admin -n s.conftest ) >/dev/null 2>&1 &&
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test -f s.conftest; then
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# We successfully created an SCCS file.
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AC_CACHE_CHECK(if SCCS get command understands -G, make_cv_sys_get_minus_G, [
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if $make_cv_path_sccs_get -Gconftoast s.conftest >/dev/null 2>&1 &&
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test -f conftoast; then
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make_cv_sys_get_minus_G=yes
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else
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make_cv_sys_get_minus_G=no
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fi])
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case "$make_cv_sys_get_minus_G" in
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yes) AC_DEFINE(SCCS_GET_MINUS_G);;
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esac
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fi
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rm -f s.conftest conftoast
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AC_MSG_CHECKING(if system libc has GNU glob)
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AC_CACHE_VAL(make_cv_sys_gnu_glob, [
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AC_TRY_CPP([
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#include <features.h>
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#include <glob.h>
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#include <fnmatch.h>
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#define GLOB_INTERFACE_VERSION 1
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#if defined _LIBC || !defined __GNU_LIBRARY__ || __GNU_LIBRARY__ <= 1
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# error no gnu glob
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#else
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# include <gnu-versions.h>
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# if _GNU_GLOB_INTERFACE_VERSION != GLOB_INTERFACE_VERSION
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# error no gnu glob
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# endif
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#endif
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], make_cv_sys_gnu_glob=yes, make_cv_sys_gnu_glob=no)])
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case "$make_cv_sys_gnu_glob" in
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yes) AC_MSG_RESULT(yes) ;;
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no) AC_MSG_RESULT([no; using local copy])
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AC_SUBST(GLOBDIR) GLOBDIR=glob
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AC_SUBST(GLOBINC) GLOBINC='-I$(srcdir)/glob'
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AC_SUBST(GLOBLIB) GLOBLIB=glob/libglob.a
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;;
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esac
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AC_DEFINE_UNQUOTED(MAKE_HOST,"$host",[Build host information.])
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MAKE_HOST="$host"
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AC_SUBST(MAKE_HOST)
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MAINT_MAKEFILE=/dev/null
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if test -r "$srcdir/maintMakefile"; then
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MAINT_MAKEFILE="$srcdir/maintMakefile"
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fi
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AC_SUBST_FILE(MAINT_MAKEFILE)
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AC_OUTPUT(build.sh Makefile glob/Makefile i18n/Makefile)
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dnl If we don't yet have build.sh.in, build.sh is a bogus 0-length file
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dnl so remove it.
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dnl Can't do this because then remote builds with build.sh don't work.
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dnl test -f build.sh.in || rm -f build.sh
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case "$make_badcust" in
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yes) echo
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echo "WARNING: --with-customs specified but no customs.h could be found;"
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echo " disabling Customs support."
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echo ;;
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esac
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case "$with_customs" in
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""|n|no|y|ye|yes) ;;
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*) if test -f "$with_customs/lib/libcustoms.a"; then
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:
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else
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echo
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echo "WARNING: \`$with_customs/lib' does not appear to contain the"
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echo " Customs library. You must build and install Customs"
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echo " before compiling GNU make."
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echo
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fi ;;
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esac
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case "$has_wait_nohang" in
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no) echo
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echo "WARNING: Your system has neither waitpid() nor wait3()."
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echo " Without one of these, signal handling is unreliable."
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echo " You should be aware that running GNU make with -j"
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echo " could result in erratic behavior."
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echo ;;
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esac
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case "$make_cv_job_server/$user_job_server" in
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no/yes) echo
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echo "WARNING: Make job server requires a POSIX-ish system that"
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echo " supports the pipe(), sigaction(), and either"
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echo " waitpid() or wait3() functions. Your system doesn't"
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echo " appear to provide one or more of those."
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echo " Disabling job server support."
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echo ;;
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esac
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dnl Local Variables:
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dnl comment-start: "dnl "
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dnl comment-end: ""
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dnl comment-start-skip: "\\bdnl\\b\\s *"
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dnl compile-command: "make configure config.h.in"
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dnl End:
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