| 1 | # Process this file with autoconf to produce a configure script.
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| 2 | #
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| 3 | # Copyright (C) 1993-2016 Free Software Foundation, Inc.
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| 4 | # This file is part of GNU Make.
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| 5 | #
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| 6 | # GNU Make is free software; you can redistribute it and/or modify it under
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| 7 | # the terms of the GNU General Public License as published by the Free Software
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| 8 | # Foundation; either version 3 of the License, or (at your option) any later
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| 9 | # version.
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| 10 | #
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| 11 | # GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
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| 12 | # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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| 13 | # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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| 14 | # details.
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| 15 | #
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| 16 | # You should have received a copy of the GNU General Public License along with
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| 17 | # this program. If not, see <http://www.gnu.org/licenses/>.
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| 18 |
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| 19 | AC_INIT([GNU make],[4.2.1],[[email protected]])
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| 20 |
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| 21 | AC_PREREQ([2.69])
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| 22 |
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| 23 | # Autoconf setup
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| 24 | AC_CONFIG_AUX_DIR([config])
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| 25 | AC_CONFIG_SRCDIR([vpath.c])
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| 26 | AC_CONFIG_HEADERS([config.h])
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| 27 |
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| 28 | # Automake setup
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| 29 | # We have to enable "foreign" because ChangeLog is auto-generated
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| 30 | # We cannot enable -Werror because gettext 0.18.1 has invalid content
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| 31 | # When we update gettext to 0.18.3 or better we can add it again.
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| 32 | AM_INIT_AUTOMAKE([1.15 foreign -Werror -Wall])
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| 33 |
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| 34 | # Checks for programs.
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| 35 | AC_USE_SYSTEM_EXTENSIONS
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| 36 | AC_PROG_CC
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| 37 | AC_PROG_INSTALL
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| 38 | AC_PROG_RANLIB
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| 39 | AC_PROG_CPP
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| 40 | AC_CHECK_PROG([AR], [ar], [ar], [ar])
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| 41 | # Perl is needed for the test suite (only)
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| 42 | AC_CHECK_PROG([PERL], [perl], [perl], [perl])
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| 43 |
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| 44 | # Needed for w32/Makefile.am
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| 45 | AM_PROG_AR
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| 46 |
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| 47 | # Specialized system macros
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| 48 | AC_CANONICAL_HOST
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| 49 | AC_AIX
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| 50 | AC_ISC_POSIX
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| 51 | AC_MINIX
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| 52 |
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| 53 | # Enable gettext, in "external" mode.
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| 54 | AM_GNU_GETTEXT_VERSION([0.19.4])
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| 55 | AM_GNU_GETTEXT([external])
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| 56 |
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| 57 | # This test must come as early as possible after the compiler configuration
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| 58 | # tests, because the choice of the file model can (in principle) affect
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| 59 | # whether functions and headers are available, whether they work, etc.
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| 60 | AC_SYS_LARGEFILE
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| 61 |
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| 62 | # Checks for libraries.
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| 63 | AC_SEARCH_LIBS([getpwnam], [sun])
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| 64 |
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| 65 | # Checks for header files.
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| 66 | AC_HEADER_STDC
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| 67 | AC_HEADER_DIRENT
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| 68 | AC_HEADER_STAT
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| 69 | AC_HEADER_TIME
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| 70 | AC_CHECK_HEADERS([stdlib.h locale.h unistd.h limits.h fcntl.h string.h \
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| 71 | memory.h sys/param.h sys/resource.h sys/time.h sys/timeb.h \
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| 72 | sys/select.h])
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| 73 |
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| 74 | AM_PROG_CC_C_O
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| 75 | AC_C_CONST
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| 76 | AC_TYPE_SIGNAL
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| 77 | AC_TYPE_UID_T
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| 78 | AC_TYPE_PID_T
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| 79 | AC_TYPE_OFF_T
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| 80 | AC_TYPE_SIZE_T
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| 81 | AC_TYPE_SSIZE_T
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| 82 | AC_TYPE_UINTMAX_T
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| 83 |
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| 84 | # Find out whether our struct stat returns nanosecond resolution timestamps.
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| 85 |
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| 86 | AC_STRUCT_ST_MTIM_NSEC
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| 87 | AC_CACHE_CHECK([whether to use high resolution file timestamps],
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| 88 | [make_cv_file_timestamp_hi_res],
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| 89 | [ make_cv_file_timestamp_hi_res=no
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| 90 | AS_IF([test "$ac_cv_struct_st_mtim_nsec" != no],
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| 91 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
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| 92 | #if HAVE_INTTYPES_H
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| 93 | # include <inttypes.h>
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| 94 | #endif]],
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| 95 | [[char a[0x7fffffff < (uintmax_t)-1 >> 30 ? 1 : -1];]])],
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| 96 | [make_cv_file_timestamp_hi_res=yes])
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| 97 | ])])
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| 98 | AS_IF([test "$make_cv_file_timestamp_hi_res" = yes], [val=1], [val=0])
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| 99 | AC_DEFINE_UNQUOTED([FILE_TIMESTAMP_HI_RES], [$val],
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| 100 | [Use high resolution file timestamps if nonzero.])
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| 101 |
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| 102 | AS_IF([test "$make_cv_file_timestamp_hi_res" = yes],
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| 103 | [ # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
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| 104 | # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
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| 105 | AC_SEARCH_LIBS([clock_gettime], [rt posix4])
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| 106 | AS_IF([test "$ac_cv_search_clock_gettime" != no],
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| 107 | [ AC_DEFINE([HAVE_CLOCK_GETTIME], [1],
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| 108 | [Define to 1 if you have the clock_gettime function.])
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| 109 | ])
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| 110 | ])
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| 111 |
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| 112 | # Check for DOS-style pathnames.
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| 113 | pds_AC_DOS_PATHS
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| 114 |
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| 115 | # See if we have a standard version of gettimeofday(). Since actual
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| 116 | # implementations can differ, just make sure we have the most common
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| 117 | # one.
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| 118 | AC_CACHE_CHECK([for standard gettimeofday], [ac_cv_func_gettimeofday],
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| 119 | [ac_cv_func_gettimeofday=no
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| 120 | AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/time.h>
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| 121 | int main ()
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| 122 | {
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| 123 | struct timeval t; t.tv_sec = -1; t.tv_usec = -1;
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| 124 | exit (gettimeofday (&t, 0) != 0
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| 125 | || t.tv_sec < 0 || t.tv_usec < 0);
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| 126 | }]])],
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| 127 | [ac_cv_func_gettimeofday=yes],
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| 128 | [ac_cv_func_gettimeofday=no],
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| 129 | [ac_cv_func_gettimeofday="no (cross-compiling)"])])
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| 130 | AS_IF([test "$ac_cv_func_gettimeofday" = yes],
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| 131 | [ AC_DEFINE([HAVE_GETTIMEOFDAY], [1],
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| 132 | [Define to 1 if you have a standard gettimeofday function])
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| 133 | ])
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| 134 |
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| 135 | AC_CHECK_FUNCS([strdup strndup mkstemp mktemp fdopen fileno \
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| 136 | dup dup2 getcwd realpath sigsetmask sigaction \
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| 137 | getgroups seteuid setegid setlinebuf setreuid setregid \
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| 138 | getrlimit setrlimit setvbuf pipe strerror strsignal \
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| 139 | lstat readlink atexit isatty ttyname pselect])
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| 140 |
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| 141 | # We need to check declarations, not just existence, because on Tru64 this
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| 142 | # function is not declared without special flags, which themselves cause
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| 143 | # other problems. We'll just use our own.
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| 144 | AC_CHECK_DECLS([bsd_signal], [], [], [[#define _GNU_SOURCE 1
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| 145 | #include <signal.h>]])
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| 146 |
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| 147 | AC_FUNC_FORK
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| 148 |
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| 149 | AC_FUNC_SETVBUF_REVERSED
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| 150 |
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| 151 | # Rumor has it that strcasecmp lives in -lresolv on some odd systems.
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| 152 | # It doesn't hurt much to use our own if we can't find it so I don't
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| 153 | # make the effort here.
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| 154 | AC_CHECK_FUNCS([strcasecmp strncasecmp strcmpi strncmpi stricmp strnicmp])
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| 155 |
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| 156 | # strcoll() is used by the GNU glob library
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| 157 | AC_FUNC_STRCOLL
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| 158 |
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| 159 | AC_FUNC_ALLOCA
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| 160 | AC_FUNC_CLOSEDIR_VOID
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| 161 |
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| 162 | # See if the user wants to add (or not) GNU Guile support
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| 163 | PKG_PROG_PKG_CONFIG
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| 164 | AC_ARG_WITH([guile], [AS_HELP_STRING([--with-guile],
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| 165 | [Support GNU Guile for embedded scripting])])
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| 166 |
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| 167 | # For some strange reason, at least on Ubuntu, each version of Guile
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| 168 | # comes with it's own PC file so we have to specify them as individual
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| 169 | # packages. Ugh.
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| 170 | AS_IF([test "x$with_guile" != xno],
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| 171 | [ PKG_CHECK_MODULES([GUILE], [guile-2.0], [have_guile=yes],
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| 172 | [PKG_CHECK_MODULES([GUILE], [guile-1.8], [have_guile=yes],
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| 173 | [have_guile=no])])
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| 174 | ])
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| 175 |
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| 176 | AS_IF([test "$have_guile" = yes],
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| 177 | [AC_DEFINE([HAVE_GUILE], [1], [Embed GNU Guile support])])
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| 178 |
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| 179 | AM_CONDITIONAL([HAVE_GUILE], [test "$have_guile" = yes])
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| 180 |
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| 181 | AC_FUNC_GETLOADAVG
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| 182 |
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| 183 | # AC_FUNC_GETLOADAVG is documented to set the NLIST_STRUCT value, but it
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| 184 | # doesn't. So, we will.
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| 185 |
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| 186 | AS_IF([test "$ac_cv_header_nlist_h" = yes],
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| 187 | [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <nlist.h>]],
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| 188 | [[struct nlist nl;
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| 189 | nl.n_name = "string";
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| 190 | return 0;]])],
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| 191 | [make_cv_nlist_struct=yes],
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| 192 | [make_cv_nlist_struct=no])
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| 193 | AS_IF([test "$make_cv_nlist_struct" = yes],
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| 194 | [ AC_DEFINE([NLIST_STRUCT], [1],
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| 195 | [Define to 1 if struct nlist.n_name is a pointer rather than an array.])
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| 196 | ])
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| 197 | ])
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| 198 |
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| 199 | AC_CHECK_DECLS([sys_siglist, _sys_siglist, __sys_siglist], , ,
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| 200 | [AC_INCLUDES_DEFAULT
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| 201 | #include <signal.h>
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| 202 | /* NetBSD declares sys_siglist in unistd.h. */
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| 203 | #if HAVE_UNISTD_H
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| 204 | # include <unistd.h>
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| 205 | #endif
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| 206 | ])
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| 207 |
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| 208 |
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| 209 | # Check out the wait reality.
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| 210 | AC_CHECK_HEADERS([sys/wait.h],[],[],[[#include <sys/types.h>]])
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| 211 | AC_CHECK_FUNCS([waitpid wait3])
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| 212 | AC_CACHE_CHECK([for union wait], [make_cv_union_wait],
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| 213 | [ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
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| 214 | #include <sys/wait.h>]],
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| 215 | [[union wait status; int pid; pid = wait (&status);
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| 216 | #ifdef WEXITSTATUS
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| 217 | /* Some POSIXoid systems have both the new-style macros and the old
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| 218 | union wait type, and they do not work together. If union wait
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| 219 | conflicts with WEXITSTATUS et al, we don't want to use it at all. */
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| 220 | if (WEXITSTATUS (status) != 0) pid = -1;
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| 221 | #ifdef WTERMSIG
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| 222 | /* If we have WEXITSTATUS and WTERMSIG, just use them on ints. */
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| 223 | -- blow chunks here --
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| 224 | #endif
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| 225 | #endif
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| 226 | #ifdef HAVE_WAITPID
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| 227 | /* Make sure union wait works with waitpid. */
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| 228 | pid = waitpid (-1, &status, 0);
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| 229 | #endif
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| 230 | ]])],
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| 231 | [make_cv_union_wait=yes],
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| 232 | [make_cv_union_wait=no])
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| 233 | ])
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| 234 | AS_IF([test "$make_cv_union_wait" = yes],
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| 235 | [ AC_DEFINE([HAVE_UNION_WAIT], [1],
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| 236 | [Define to 1 if you have the 'union wait' type in <sys/wait.h>.])
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| 237 | ])
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| 238 |
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| 239 |
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| 240 | # If we're building on Windows/DOS/OS/2, add some support for DOS drive specs.
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| 241 | AS_IF([test "$PATH_SEPARATOR" = ';'],
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| 242 | [ AC_DEFINE([HAVE_DOS_PATHS], [1],
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| 243 | [Define to 1 if your system requires backslashes or drive specs in pathnames.])
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| 244 | ])
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| 245 |
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| 246 | # See if the user wants to use pmake's "customs" distributed build capability
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| 247 | AC_SUBST([REMOTE]) REMOTE=stub
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| 248 | use_customs=false
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| 249 | AC_ARG_WITH([customs],
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| 250 | [AC_HELP_STRING([--with-customs=DIR],
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| 251 | [enable remote jobs via Customs--see README.customs])],
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| 252 | [ AS_CASE([$withval], [n|no], [:],
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| 253 | [make_cppflags="$CPPFLAGS"
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| 254 | AS_CASE([$withval],
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| 255 | [y|ye|yes], [:],
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| 256 | [CPPFLAGS="$CPPFLAGS -I$with_customs/include/customs"
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| 257 | make_ldflags="$LDFLAGS -L$with_customs/lib"])
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| 258 | CF_NETLIBS
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| 259 | AC_CHECK_HEADER([customs.h],
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| 260 | [use_customs=true
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| 261 | REMOTE=cstms
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| 262 | LIBS="$LIBS -lcustoms" LDFLAGS="$make_ldflags"],
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| 263 | [with_customs=no
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| 264 | CPPFLAGS="$make_cppflags" make_badcust=yes])
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| 265 | ])
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| 266 | ])
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| 267 |
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| 268 | # Tell automake about this, so it can include the right .c files.
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| 269 | AM_CONDITIONAL([USE_CUSTOMS], [test "$use_customs" = true])
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| 270 |
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| 271 | # See if the user asked to handle case insensitive file systems.
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| 272 | AH_TEMPLATE([HAVE_CASE_INSENSITIVE_FS], [Use case insensitive file names])
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| 273 | AC_ARG_ENABLE([case-insensitive-file-system],
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| 274 | AC_HELP_STRING([--enable-case-insensitive-file-system],
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| 275 | [assume file systems are case insensitive]),
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| 276 | [AS_IF([test "$enableval" = yes], [AC_DEFINE([HAVE_CASE_INSENSITIVE_FS])])])
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| 277 |
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| 278 | # See if we can handle the job server feature, and if the user wants it.
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| 279 | AC_ARG_ENABLE([job-server],
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| 280 | AC_HELP_STRING([--disable-job-server],
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| 281 | [disallow recursive make communication during -jN]),
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| 282 | [make_cv_job_server="$enableval" user_job_server="$enableval"],
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| 283 | [make_cv_job_server="yes"])
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| 284 |
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| 285 | AS_IF([test "$ac_cv_func_waitpid" = no && test "$ac_cv_func_wait3" = no],
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| 286 | [has_wait_nohang=no],
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| 287 | [has_wait_nohang=yes])
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| 288 |
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| 289 | AC_CACHE_CHECK([for SA_RESTART], [make_cv_sa_restart], [
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| 290 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]],
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| 291 | [[return SA_RESTART;]])],
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| 292 | [make_cv_sa_restart=yes],
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| 293 | [make_cv_sa_restart=no])])
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| 294 |
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| 295 | AS_IF([test "$make_cv_sa_restart" != no],
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| 296 | [ AC_DEFINE([HAVE_SA_RESTART], [1],
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| 297 | [Define to 1 if <signal.h> defines the SA_RESTART constant.])
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| 298 | ])
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| 299 |
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| 300 | # Only allow jobserver on systems that support it
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| 301 | AS_CASE([/$ac_cv_func_pipe/$ac_cv_func_sigaction/$make_cv_sa_restart/$has_wait_nohang/],
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| 302 | [*/no/*], [make_cv_job_server=no])
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| 303 |
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| 304 | # Also supported on OS2 and MinGW
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| 305 | AS_CASE([$host_os], [os2*|mingw*], [make_cv_job_server=yes])
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| 306 |
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| 307 | # If we support it and the user didn't disable it, build with jobserver
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| 308 | AS_CASE([/$make_cv_job_server/$user_job_server/],
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| 309 | [*/no/*], [: no jobserver],
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| 310 | [AC_DEFINE(MAKE_JOBSERVER, 1,
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| 311 | [Define to 1 to enable job server support in GNU make.])
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| 312 | ])
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| 313 |
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| 314 | # If dl*() functions are supported we can enable the load operation
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| 315 | AC_CHECK_DECLS([dlopen, dlsym, dlerror], [], [],
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| 316 | [[#include <dlfcn.h>]])
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| 317 |
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| 318 | AC_ARG_ENABLE([load],
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| 319 | AC_HELP_STRING([--disable-load],
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| 320 | [disable support for the 'load' operation]),
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| 321 | [make_cv_load="$enableval" user_load="$enableval"],
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| 322 | [make_cv_load="yes"])
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| 323 |
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| 324 | AS_CASE([/$ac_cv_have_decl_dlopen/$ac_cv_have_decl_dlsym/$ac_cv_have_decl_dlerror/],
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| 325 | [*/no/*], [make_cv_load=no])
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| 326 |
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| 327 | # We might need -ldl
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| 328 | AS_IF([test "$make_cv_load" = yes], [
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| 329 | AC_SEARCH_LIBS([dlopen], [dl], [], [make_cv_load=])
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| 330 | ])
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| 331 |
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| 332 | AS_CASE([/$make_cv_load/$user_load/],
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| 333 | [*/no/*], [make_cv_load=no],
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| 334 | [AC_DEFINE(MAKE_LOAD, 1,
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| 335 | [Define to 1 to enable 'load' support in GNU make.])
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| 336 | ])
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| 337 |
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| 338 | # If we want load support, we might need to link with export-dynamic.
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| 339 | # See if we can figure it out. Unfortunately this is very difficult.
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| 340 | # For example passing -rdynamic to the SunPRO linker gives a warning
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| 341 | # but succeeds and creates a shared object, not an executable!
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| 342 | AS_IF([test "$make_cv_load" = yes], [
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| 343 | AC_MSG_CHECKING([If the linker accepts -Wl,--export-dynamic])
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| 344 | old_LDFLAGS="$LDFLAGS"
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| 345 | LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
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| 346 | AC_LINK_IFELSE([AC_LANG_SOURCE([int main(){}])],
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| 347 | [AC_MSG_RESULT([yes])
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| 348 | AC_SUBST([AM_LDFLAGS], [-Wl,--export-dynamic])],
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| 349 | [AC_MSG_RESULT([no])
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| 350 | AC_MSG_CHECKING([If the linker accepts -rdynamic])
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| 351 | LDFLAGS="$old_LDFLAGS -rdynamic"
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| 352 | AC_LINK_IFELSE([AC_LANG_SOURCE([int main(){}])],
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| 353 | [AC_MSG_RESULT([yes])
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| 354 | AC_SUBST([AM_LDFLAGS], [-rdynamic])],
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| 355 | [AC_MSG_RESULT([no])])
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| 356 | ])
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| 357 | LDFLAGS="$old_LDFLAGS"
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| 358 | ])
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| 359 |
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| 360 | # if we have both lstat() and readlink() then we can support symlink
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| 361 | # timechecks.
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| 362 | AS_IF([test "$ac_cv_func_lstat" = yes && test "$ac_cv_func_readlink" = yes],
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| 363 | [ AC_DEFINE([MAKE_SYMLINKS], [1],
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| 364 | [Define to 1 to enable symbolic link timestamp checking.])
|
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| 365 | ])
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| 366 |
|
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| 367 | # Find the SCCS commands, so we can include them in our default rules.
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| 368 |
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| 369 | AC_CACHE_CHECK([for location of SCCS get command], [make_cv_path_sccs_get], [
|
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| 370 | AS_IF([test -f /usr/sccs/get],
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| 371 | [make_cv_path_sccs_get=/usr/sccs/get],
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| 372 | [make_cv_path_sccs_get=get])
|
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| 373 | ])
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| 374 | AC_DEFINE_UNQUOTED([SCCS_GET], ["$make_cv_path_sccs_get"],
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| 375 | [Define to the name of the SCCS 'get' command.])
|
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| 376 |
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| 377 | ac_clean_files="$ac_clean_files s.conftest conftoast" # Remove these later.
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|---|
| 378 | AS_IF([(/usr/sccs/admin -n s.conftest || admin -n s.conftest) >/dev/null 2>&1 &&
|
|---|
| 379 | test -f s.conftest],
|
|---|
| 380 | [ # We successfully created an SCCS file.
|
|---|
| 381 | AC_CACHE_CHECK([if SCCS get command understands -G], [make_cv_sys_get_minus_G],
|
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| 382 | [AS_IF([$make_cv_path_sccs_get -Gconftoast s.conftest >/dev/null 2>&1 &&
|
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| 383 | test -f conftoast],
|
|---|
| 384 | [make_cv_sys_get_minus_G=yes],
|
|---|
| 385 | [make_cv_sys_get_minus_G=no])
|
|---|
| 386 | ])
|
|---|
| 387 | AS_IF([test "$make_cv_sys_get_minus_G" = yes],
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|---|
| 388 | [AC_DEFINE([SCCS_GET_MINUS_G], [1],
|
|---|
| 389 | [Define to 1 if the SCCS 'get' command understands the '-G<file>' option.])
|
|---|
| 390 | ])
|
|---|
| 391 | ])
|
|---|
| 392 | rm -f s.conftest conftoast
|
|---|
| 393 |
|
|---|
| 394 | # Check the system to see if it provides GNU glob. If not, use our
|
|---|
| 395 | # local version.
|
|---|
| 396 | AC_CACHE_CHECK([if system libc has GNU glob], [make_cv_sys_gnu_glob],
|
|---|
| 397 | [ AC_EGREP_CPP([gnu glob],[
|
|---|
| 398 | #include <features.h>
|
|---|
| 399 | #include <glob.h>
|
|---|
| 400 | #include <fnmatch.h>
|
|---|
| 401 |
|
|---|
| 402 | #define GLOB_INTERFACE_VERSION 1
|
|---|
| 403 | #if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
|
|---|
| 404 | # include <gnu-versions.h>
|
|---|
| 405 | # if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION
|
|---|
| 406 | gnu glob
|
|---|
| 407 | # endif
|
|---|
| 408 | #endif],
|
|---|
| 409 | [make_cv_sys_gnu_glob=yes],
|
|---|
| 410 | [make_cv_sys_gnu_glob=no])])
|
|---|
| 411 | AS_IF([test "$make_cv_sys_gnu_glob" = no],
|
|---|
| 412 | [ GLOBINC='-I$(srcdir)/glob'
|
|---|
| 413 | GLOBLIB=glob/libglob.a
|
|---|
| 414 | ])
|
|---|
| 415 | AC_SUBST([GLOBINC])
|
|---|
| 416 | AC_SUBST([GLOBLIB])
|
|---|
| 417 |
|
|---|
| 418 | # Tell automake about this, so it can build the right .c files.
|
|---|
| 419 | AM_CONDITIONAL([USE_LOCAL_GLOB], [test "$make_cv_sys_gnu_glob" = no])
|
|---|
| 420 |
|
|---|
| 421 | # Let the makefile know what our build host is
|
|---|
| 422 |
|
|---|
| 423 | AC_DEFINE_UNQUOTED([MAKE_HOST],["$host"],[Build host information.])
|
|---|
| 424 | MAKE_HOST="$host"
|
|---|
| 425 | AC_SUBST([MAKE_HOST])
|
|---|
| 426 |
|
|---|
| 427 | w32_target_env=no
|
|---|
| 428 | AM_CONDITIONAL([WINDOWSENV], [false])
|
|---|
| 429 |
|
|---|
| 430 | AS_CASE([$host],
|
|---|
| 431 | [*-*-mingw32],
|
|---|
| 432 | [AM_CONDITIONAL([WINDOWSENV], [true])
|
|---|
| 433 | w32_target_env=yes
|
|---|
| 434 | AC_DEFINE([WINDOWS32], [1], [Use platform specific coding])
|
|---|
| 435 | AC_DEFINE([HAVE_DOS_PATHS], [1], [Use platform specific coding])
|
|---|
| 436 | ])
|
|---|
| 437 |
|
|---|
| 438 | AC_DEFINE_UNQUOTED([PATH_SEPARATOR_CHAR],['$PATH_SEPARATOR'],
|
|---|
| 439 | [Define to the character that separates directories in PATH.])
|
|---|
| 440 |
|
|---|
| 441 | # Include the Maintainer's Makefile section, if it's here.
|
|---|
| 442 |
|
|---|
| 443 | MAINT_MAKEFILE=/dev/null
|
|---|
| 444 | AS_IF([test -r "$srcdir/maintMakefile"],
|
|---|
| 445 | [ MAINT_MAKEFILE="$srcdir/maintMakefile"
|
|---|
| 446 | ])
|
|---|
| 447 | AC_SUBST_FILE([MAINT_MAKEFILE])
|
|---|
| 448 |
|
|---|
| 449 | # Allow building with dmalloc
|
|---|
| 450 | AM_WITH_DMALLOC
|
|---|
| 451 |
|
|---|
| 452 | # Forcibly disable SET_MAKE. If it's set it breaks things like the test
|
|---|
| 453 | # scripts, etc.
|
|---|
| 454 | SET_MAKE=
|
|---|
| 455 |
|
|---|
| 456 | # Sanity check and inform the user of what we found
|
|---|
| 457 |
|
|---|
| 458 | AS_IF([test "x$make_badcust" = xyes], [
|
|---|
| 459 | echo
|
|---|
| 460 | echo "WARNING: --with-customs specified but no customs.h could be found;"
|
|---|
| 461 | echo " disabling Customs support."
|
|---|
| 462 | echo
|
|---|
| 463 | ])
|
|---|
| 464 |
|
|---|
| 465 | AS_CASE([$with_customs],
|
|---|
| 466 | [""|n|no|y|ye|yes], [:],
|
|---|
| 467 | [AS_IF([test -f "$with_customs/lib/libcustoms.a"], [:],
|
|---|
| 468 | [ echo
|
|---|
| 469 | echo "WARNING: '$with_customs/lib' does not appear to contain the"
|
|---|
| 470 | echo " Customs library. You must build and install Customs"
|
|---|
| 471 | echo " before compiling GNU make."
|
|---|
| 472 | echo
|
|---|
| 473 | ])])
|
|---|
| 474 |
|
|---|
| 475 | AS_IF([test "x$has_wait_nohang" = xno],
|
|---|
| 476 | [ echo
|
|---|
| 477 | echo "WARNING: Your system has neither waitpid() nor wait3()."
|
|---|
| 478 | echo " Without one of these, signal handling is unreliable."
|
|---|
| 479 | echo " You should be aware that running GNU make with -j"
|
|---|
| 480 | echo " could result in erratic behavior."
|
|---|
| 481 | echo
|
|---|
| 482 | ])
|
|---|
| 483 |
|
|---|
| 484 | AS_IF([test "x$make_cv_job_server" = xno && test "x$user_job_server" = xyes],
|
|---|
| 485 | [ echo
|
|---|
| 486 | echo "WARNING: Make job server requires a POSIX-ish system that"
|
|---|
| 487 | echo " supports the pipe(), sigaction(), and either"
|
|---|
| 488 | echo " waitpid() or wait3() functions. Your system doesn't"
|
|---|
| 489 | echo " appear to provide one or more of those."
|
|---|
| 490 | echo " Disabling job server support."
|
|---|
| 491 | echo
|
|---|
| 492 | ])
|
|---|
| 493 |
|
|---|
| 494 | AS_IF([test "x$make_cv_load" = xno && test "x$user_load" = xyes],
|
|---|
| 495 | [ echo
|
|---|
| 496 | echo "WARNING: 'load' support requires a POSIX-ish system that"
|
|---|
| 497 | echo " supports the dlopen(), dlsym(), and dlerror() functions."
|
|---|
| 498 | echo " Your system doesn't appear to provide one or more of these."
|
|---|
| 499 | echo " Disabling 'load' support."
|
|---|
| 500 | echo
|
|---|
| 501 | ])
|
|---|
| 502 |
|
|---|
| 503 | # Specify what files are to be created.
|
|---|
| 504 | AC_CONFIG_FILES([Makefile glob/Makefile po/Makefile.in config/Makefile \
|
|---|
| 505 | doc/Makefile w32/Makefile tests/config-flags.pm])
|
|---|
| 506 |
|
|---|
| 507 | # OK, do it!
|
|---|
| 508 |
|
|---|
| 509 | AC_OUTPUT
|
|---|
| 510 |
|
|---|
| 511 | # We only generate the build.sh if we have a build.sh.in; we won't have
|
|---|
| 512 | # one before we've created a distribution.
|
|---|
| 513 | AS_IF([test -f "$srcdir/build.sh.in"],
|
|---|
| 514 | [ ./config.status --file build.sh
|
|---|
| 515 | chmod +x build.sh
|
|---|
| 516 | ])
|
|---|
| 517 |
|
|---|
| 518 | dnl Local Variables:
|
|---|
| 519 | dnl comment-start: "dnl "
|
|---|
| 520 | dnl comment-end: ""
|
|---|
| 521 | dnl comment-start-skip: "\\bdnl\\b\\s *"
|
|---|
| 522 | dnl compile-command: "make configure config.h.in"
|
|---|
| 523 | dnl End:
|
|---|
