166 lines
4.0 KiB
Plaintext
166 lines
4.0 KiB
Plaintext
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dnl
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dnl configure.in --- autoconf input file for gawk
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dnl
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dnl Copyright (C) 1995-2000 the Free Software Foundation, Inc.
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dnl
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dnl This file is part of GAWK, the GNU implementation of the
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dnl AWK Programming Language.
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dnl
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dnl GAWK is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 2 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl GAWK is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program; if not, write to the Free Software
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dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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dnl
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dnl Process this file with autoconf to produce a configure script.
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dnl this makes sure that the local install-sh gets found
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dnl define(AC_CONFIG_AUX_DIR,)
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dnl This is the configure.in script proper
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AC_INIT(awk.h)
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AC_PREREQ(2.12)
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AC_CONFIG_HEADER(config.h:configh.in)
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dnl Additional argument stuff
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AC_ARG_ENABLE(bitops, [ --enable-bitops Enable Octal and Hex constants and bit functions], AC_DEFINE(BITOPS))
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AC_ARG_ENABLE(non-decimal-data, [ --enable-non-decimal-data Enable Octal and Hex constants as valid input data], AC_DEFINE(NONDECDATA))
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dnl checks for programs
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AC_PROG_YACC
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AC_PROG_LN_S
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AC_PROG_CC
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AC_PROG_CPP
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# This is a hack. Different versions of install on different systems
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# are just too different. Chuck it and use install-sh.
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INSTALL="$srcdir/install-sh -c"; export INSTALL
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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if test "$CFLAGS" = ""
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then
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dnl no user provided CFLAGS, feel free to do this our way
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if test "$GCC" = yes
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then
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CFLAGS="-g -O"
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else
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dnl go for speed, not debugging. :-)
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CFLAGS="-O"
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fi
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fi
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# This is mainly for my use during testing and development.
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# Yes, it's a bit of a hack.
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if test -f $srcdir/.developing
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then
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AC_DEFINE(BITOPS)
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AC_DEFINE(NONDECDATA)
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CFLAGS="$CFLAGS -DARRAYDEBUG"
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fi
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AC_SUBST(CFLAGS)
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dnl checks for systems
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AC_AIX
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AC_ISC_POSIX
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AC_MINIX
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GAWK_AC_SYS_LARGEFILE
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GAWK_AC_AIX_TWEAK
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if test "$ISC" = 1 # will be set by test for ISC
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then
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dnl need -D_SYSV3 for ISC
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CFLAGS="$CFLAGS -D_SYSV3"
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fi
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dnl checks for header files
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AC_HEADER_STDC
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AC_HEADER_SYS_WAIT
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AC_CHECK_HEADERS(limits.h locale.h stdarg.h unistd.h signum.h sys/param.h string.h)
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if test "$ac_cv_header_string_h" = yes
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then
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AC_CHECK_HEADERS(memory.h)
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else
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AC_CHECK_HEADERS(strings.h)
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fi
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dnl checks for typedefs
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AC_TYPE_PID_T
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AC_TYPE_SIGNAL
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AC_SIZE_T
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AC_TYPE_GETGROUPS
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AC_EGREP_HEADER([int.*sprintf], stdio.h,
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AC_DEFINE(SPRINTF_RET, int),
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AC_DEFINE(SPRINTF_RET, char *))
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dnl checks for functions
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if test "$YACC" = "bison -y" ||
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{ test -f $srcdir/awktab.c && grep 'alloca *(' $srcdir/awktab.c > /dev/null; }
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then
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AC_FUNC_ALLOCA
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fi
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AC_DEFINE(REGEX_MALLOC)
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AC_FUNC_VPRINTF
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AC_CHECK_LIB(m, fmod)
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AC_CHECK_FUNCS(madvise memset memcpy memcmp fmod setlocale strchr strerror \
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strftime strncasecmp strtod system tzset)
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dnl see if we have mmap
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AC_FUNC_MMAP
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dnl check for how to use getpgrp
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dnl have to hardwire it for VMS POSIX. Sigh.
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if (uname) > /dev/null 2>&1
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then
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case `uname` in
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*VMS*|*BeOS*)
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AC_DEFINE(GETPGRP_VOID)
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;;
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*HP-UX*) # not getpgrp related
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if test "$GCC" = yes
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then
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:
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else
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# stupid HP linker leaves the output file
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# around even when a link fails. This confuses
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# the alloca tests, so we have to do this
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# manually. Sucks big time.
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LIBS="$LIBS -lPW"
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fi
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# have to do the getpgrp test since won't
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# fall into the default
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AC_FUNC_GETPGRP
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;;
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*) AC_FUNC_GETPGRP
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;;
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esac
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else
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AC_FUNC_GETPGRP
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fi
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dnl checks for structure members
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AC_STRUCT_ST_BLKSIZE
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AC_HEADER_TIME
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AC_STRUCT_TM
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AC_STRUCT_TIMEZONE
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dnl checks for compiler characteristics
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AC_C_CHAR_UNSIGNED
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AC_C_CONST
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GAWK_AC_C_STRINGIZE
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AC_OUTPUT(Makefile doc/Makefile test/Makefile awklib/Makefile, [date > stamp-h])
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