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configure.ac
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configure.ac
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dnl Process this file with autoconf to produce a configure script.
AC_INIT([c_icap], m4_normalize(m4_include([VERSION.m4])))
dnl AC_INIT([c_icap], [030606rc1])
CICAPLIB_VERSION=0:1:0
AC_SUBST(CICAPLIB_VERSION)
dnl CICAPLIB_VERSION is the libtool current[:revision[:age]] version info
dnl libtool directions about version info
dnl - library source code has changed since the last update c:r:a => c:r+1:a
dnl - interfaces have been added, removed, or changed c:r:a => c+1:0:a
dnl - interfaces have been added c:r:a => c:r:a+1
dnl - interfaces have been removed c:r:a => c:r:0
AC_CONFIG_SRCDIR(aserver.c)
AM_MAINTAINER_MODE
AC_CONFIG_HEADER(autoconf.h)
AM_INIT_AUTOMAKE([subdir-objects])
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
AC_USE_SYSTEM_EXTENSIONS
AC_PROG_AWK
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CXX
AM_PROG_AR
WORDS_BIGENDIAN="0"
WORDS_LITTLEENDIAN="0"
AC_C_BIGENDIAN(
[AC_DEFINE(WORDS_BIGENDIAN, 1,
[Define WORDS_BIGENDIAN to 1 if your processor stores words with the most significant byte first (like Motorola and SPARC, unlike Intel).])]
[WORDS_BIGENDIAN="1"]
[WORDS_LITTLEENDIAN="0"]
,
[AC_DEFINE(WORDS_LITTLEENDIAN, 1,
[Define WORDS_LITTLEENDIAN to 1 if your processor stores words with the least significant byte first (like Intel).])]
[WORDS_BIGENDIAN="0"]
[WORDS_LITTLEENDIAN="1"]
)
AC_SUBST(WORDS_BIGENDIAN)
AC_DISABLE_STATIC
LT_INIT(dlopen, win32-dll)
AC_SUBST(LIBTOOL_DEPS)
dnl Define c-icap version
C_ICAP_HEX_VERSION=`echo $PACKAGE_VERSION | $AWK -f $srcdir/build/c_icap_version.awk`
AC_SUBST(C_ICAP_HEX_VERSION)
dnl Checks for OS specific flags and posix threads libraries.....
case "$host_os" in
linux*)
CFLAGS="-D_REENTRANT $CFLAGS"
THREADS_LDADD="-lpthread"
THREADS_LDFLAGS=""
LIBS_LDFLAGS=""
;;
solaris2.*)
CFLAGS="-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS $CFLAGS"
LIBS="-lsocket -lnsl -lrt $LIBS"
THREADS_LDADD="-lpthread"
THREADS_LDFLAGS=""
LIBS_LDFLAGS=""
;;
freebsd5*)
## If I understand how all those threading models works correctly
## in FreeBSD I will make an option in configure script
## --with-freebsd-threads={c_r,pthreads,linuxthreads,thr}
## If I am correct I must compile c-icap with the way
## external libraries are compiled. (The clamav uses -lc_r and I had problems
## using a different threading model)
## FreeBSD linuxthreads flags
# CFLAGS="-D_THREAD_SAFE -I/usr/local/include/pthread/linuxthreads $CFLAGS"
# THREADS_LDADD="-llthread -lgcc_r"
# THREADS_LDFLAGS="-L/usr/local/lib"
## FreeBSD Standard threads
CFLAGS="-pthread -D_THREAD_SAFE $CFLAGS"
THREADS_LDADD="-XCClinker -lc_r"
THREADS_LDFLAGS=""
LIBS_LDFLAGS=""
## FreeBSD has pthreads rwlocks from version 3 (I think)
# AC_DEFINE(HAVE_PTHREADS_RWLOCK,1,[Define HAVE_PTHREADS_RWLOCK if pthreads library supports rwlocks])
## 1:1 threads
# CFLAGS="-D_THREAD_SAFE $CFLAGS"
# THREADS_LDADD="-XCClinker -lthr"
# THREADS_LDFLAGS=""
;;
freebsd6*)
CFLAGS="-D_THREAD_SAFE $CFLAGS"
THREADS_LDADD="-XCClinker -lthr"
THREADS_LDFLAGS=""
LIBS_LDFLAGS=""
;;
cygwin*)
CFLAGS="-D_REENTRANT $CFLAGS"
THREADS_LDADD="-lpthread"
THREADS_LDFLAGS="";
LIBS_LDFLAGS="-no-undefined"
iscygwin="yes"
;;
*)
CFLAGS="-D_REENTRANT $CFLAGS"
THREADS_LDADD="-lpthread"
THREADS_LDFLAGS=""
LIBS_LDFLAGS=""
;;
esac
TEST_LIBS="$TEST_LIBS $THREADS_LDADD"
AC_SUBST(THREADS_LDADD)
AC_SUBST(THREADS_LDFLAGS)
AC_SUBST(LIBS_LDFLAGS)
AC_DEFINE_UNQUOTED(C_ICAP_CONFIGURE_OPTIONS, "$ac_configure_args",
[configure command line used to configure c-icap])
AC_DEFINE_UNQUOTED(C_ICAP_CONFIG_HOST_TYPE, "$host",[Host type from configure])
CFLAGS="$CFLAGS -Wall"
AC_CACHE_CHECK([for __attribute__((visibility("default")))],
ac_cv_default_visibility_attribute, [
echo 'int __attribute__ ((visibility ("default"))) foo_visible (void) { return 1; } int foo_invisible(void) {return 1;}' > conftest.c
ac_cv_default_visibility_attribute=no
if AC_TRY_COMMAND(${CC-cc} -fvisibility=hidden -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD);
then
if grep '\.hidden.*foo_invisible' conftest.s >/dev/null && ! grep '\.hidden.*foo_visible' conftest.s >/dev/null;
then
ac_cv_default_visibility_attribute=yes
fi
# Else try to detect visibility for Sun solaris:
# CC -xldscope={global|hidden}
# and use __global/__hidden inside C code
# elif
fi
rm -f conftest.*
])
INVISIBILITY_CFLAG=""
VISIBILITY_ATTR="0"
if test $ac_cv_default_visibility_attribute = yes;
then
AC_DEFINE(HAVE_VISIBILITY_ATTRIBUTE, 1,
[Define if __attribute__((visibility("default"))) is supported.])
INVISIBILITY_CFLAG="-fvisibility=hidden"
VISIBILITY_ATTR="1"
fi
AC_SUBST(INVISIBILITY_CFLAG)
AC_SUBST(VISIBILITY_ATTR)
AC_ARG_ENABLE(large_files,
[ --enable-large-files Enable large files support],
[ if test $enableval = "yes"; then
large_file_support="yes"
else
large_file_support="no"
fi
],
[ large_file_support="yes" ]
)
echo "checking whether large file support should enabled:"$large_file_support
if test $large_file_support = "yes"; then
CFLAGS="$CFLAGS -D_FILE_OFFSET_BITS=64"
#here I must put a check if the -D_FILE_OFFSET_BITS makes the off_t an 64bit integer
# and if not supported warning the user
#Possibly checks for systems which supports large files using different defines....
#later .......
fi
USE_IPV6="0"
AC_ARG_ENABLE(ipv6,
[ --enable-ipv6 Enable ipv6 support],
[ if test $enableval = "yes"; then
ipv6_support="yes"
AC_DEFINE(HAVE_IPV6,1,[Define HAVE_IPV6 if OS supports ipv6])
USE_IPV6="1"
fi
],
[ ipv6_support="no" ]
)
AC_SUBST(USE_IPV6)
AC_ARG_ENABLE(sysvipc,
[ --enable-sysvipc Enable SYSV/IPC for shared memory if supported],
[ if test $enableval = "yes"; then
sysvipc="yes"
else
sysvipc="no"
fi
],
[ sysvipc="yes" ]
)
AC_ARG_ENABLE(poll,
[ --disable-poll Disable poll(2) support],
[ if test $enableval = "no"; then
enablepoll="no"
else
enablepoll="yes"
fi
],
[ enablepoll="yes" ]
)
USE_COMPAT="0"
AC_MSG_CHECKING([Keep library compatibility])
AC_ARG_ENABLE(lib_compat,
[ --enable-lib-compat Enable library compatibility with older c-icap versions],
[ if test $enableval = "yes"; then
lib_compat="yes"
AC_MSG_RESULT(yes)
USE_COMPAT="1"
fi
],
[ lib_compat="no"
AC_MSG_RESULT(no)
]
)
AC_SUBST(USE_COMPAT)
# Checks for programs
AC_CHECK_PROG(has_doxygen, doxygen, "yes", "no")
if test a"$has_doxygen" = "ayes"; then
doxygen_bin=doxygen
else
doxygen_bin="echo Doxygen is not installed /"
fi
AC_SUBST(doxygen_bin)
# Check if we need to enable rpath when linking with libraries
AC_ARG_ENABLE(rpath,
[ --enable-rpath hardcode runtime library paths],
[
case "$enableval" in
yes)
enable_rpath="yes";
;;
no)
enable_rpath="no";
;;
*)
enable_rpath="yes";
# Build list with libraries to use rpath
ENABLE_RPATH_LIBS=`echo $enableval| tr ';:,' ' '`
echo "Enable rpath for libs:"$ENABLE_RPATH_LIBS
# search into $ENABLE_RPATH_LIBS using:
# if test "${ENABLE_RPATH_LIBS#*zlib}" != "$ENABLE_RPATH_LIBS"; then echo found; fi
;;
esac
],
[enable_rpath="no"]
)
#Routines used for checking libraries
AC_DEFUN([ICFG_STATE_SAVE],[
#save state
ICFG_OLD_CPPFLAGS=$CPPFLAGS
ICFG_OLD_CFLAGS=$CFLAGS
ICFG_OLD_LDFLAGS=$LDFLAGS
ICFG_OLD_LIBS=$LIBS
])
#Routines used for checking libraries
AC_DEFUN([ICFG_STATE_ROLLBACK],[
#rollback saved state
CPPFLAGS=$ICFG_OLD_CPPFLAGS
CFLAGS=$ICFG_OLD_CFLAGS
LDFLAGS=$ICFG_OLD_LDFLAGS
LIBS=$ICFG_OLD_LIBS
])
AC_DEFUN([ICFG_BUILD_FLAGS_2], [
# The *_LNDIR_LDADD used by external programs to link with cicapapi libibrary.
# They must link with libraries options if the cicapapi is not linked with
# -rpath option and not standard directories are used.
# TODO: support multiple directories
if test -n $2; then
$1_ADD_FLAG=-I$2
else
$1_ADD_FLAG=""
fi
$1_LNDIR_LDADD=""
if test -n $3; then
if test "a$enable_rpath" = "ayes"; then
$1_ADD_LDADD="-Wl,-rpath -Wl,$3 -L$3 "$4
else
$1_ADD_LDADD="-L$3 "$4
$1_LNDIR_LDADD="-L$3 "$4
fi
else
$1_ADD_LDADD=$4
fi
AC_SUBST($1_LNDIR_LDADD)
AC_SUBST($1_ADD_LDADD)
AC_SUBST($1_ADD_FLAG)
]
)
AC_DEFUN([ICFG_BUILD_FLAGS], [
if test "a$2" != "a"; then
ICFG_BUILD_FLAGS_2($1, $2/include, $2/lib, $3)
else
ICFG_BUILD_FLAGS_2($1, "", "", $3)
fi
]
)
# Checks for libraries
AC_ARG_WITH(perl,
[ --with-perl Path to perl binary],
[
case "$withval" in
yes)
perlbin="perl"
;;
no )
perlbin="";
perlcore="";
;;
* )
perlbin=$withval
;;
esac
],
[
perlbin="";
perlcore="";
]
)
if test a"$perlbin" != a; then
perlcore=`$perlbin -MConfig -e 'print $Config{archlib}'`/CORE;
perllib=`$perlbin -MConfig -e 'print $Config{libs}'`;
perlccflags=`$perlbin -MConfig -e 'print $Config{ccflags}'`;
perlldflags=`$perlbin -MConfig -e 'print $Config{ccdlflags}'`;
fi
AC_SUBST(perlcore)
AC_SUBST(perllib)
AC_SUBST(perlccflags)
AC_SUBST(perlldflags)
AC_ARG_WITH(openssl,
[ --with-openssl Path to openssl],
[
case "$withval" in
yes)
openssl=yes;
;;
no)
openssl=no;
;;
*)
openssl=yes;
opensslpath=$withval;
;;
esac
],
[ openssl=yes]
)
if test "a$openssl" != "ano"; then
ICFG_STATE_SAVE(OPENSSL)
if test "a$opensslpath" != "a"; then
CFLAGS="$CFLAGS -I$opensslpath/include"
LDFLAGS="$LDFLAGS -L$opensslpath/lib"
fi
LIBS="-lssl -lcrypto $LIBS"
(test -n "$opensslpath" && echo -n "checking for OpenSSL library under $opensslpath... ") || echo -n "checking for OpenSSL library... ";
AC_LINK_IFELSE(
[AC_LANG_SOURCE(
[
#include <openssl/ssl.h>
int main(int argc, char *argv[])
{
int ret = SSL_library_init();
return ret;
}
])
],
[openssl=yes; echo "yes";],
[openssl=no; echo "no"]
)
if test "a$openssl" = "ayes"; then
AC_DEFINE(HAVE_OPENSSL,1,[Define HAVE_OPENSSL if openssl is installed])
ICFG_BUILD_FLAGS(OPENSSL, $opensslpath, "-lssl -lcrypto")
fi
ICFG_STATE_ROLLBACK
fi
USE_OPENSSL="1"
if test a"$openssl" = "ano"; then
USE_OPENSSL="0"
fi
AC_SUBST(USE_OPENSSL)
AC_CHECK_LIB(dl,dlopen,DL_ADD_FLAG=" -ldl")
AC_SUBST(DL_ADD_FLAG)
AC_ARG_WITH(zlib,
[ --with-zlib Path to zlib library],
[
case "$withval" in
yes)
zlib=yes;
;;
no)
zlib=no;
;;
*)
zlib=yes;
zlibpath=$withval;
;;
esac
],
[ zlib=yes]
)
if test "a$zlib" != "ano"; then
ICFG_STATE_SAVE(ZLIB)
if test "a$zlibpath" != "a"; then
CFLAGS="$CFLAGS -I$zlib/include"
LDFLAGS="$LDFLAGS -L$zlib/lib"
fi
AC_CHECK_LIB(z,inflate,[zlib=yes],[zlib=no])
ICFG_STATE_ROLLBACK
fi
if test "a$zlib" = "ano"; then
AC_MSG_WARN("zlib required for the c-icap's internal filetype recognizer!")
else
AC_DEFINE(HAVE_ZLIB,1,[Define HAVE_ZLIB if zlib installed])
ICFG_BUILD_FLAGS(ZLIB, $zlibpath, "-lz")
fi
AC_ARG_WITH(bzlib,
[ --with-bzlib Path to bzlib library],
[
case "$withval" in
yes)
bzlib=yes;
;;
no)
bzlib=no;
;;
*)
bzlib=yes;
bzlibpath=$withval;
;;
esac
],
[ bzlib=yes]
)
if test "a$bzlib" != "ano"; then
ICFG_STATE_SAVE(BZLIB)
if test "a$bzlibpath" != "a"; then
CFLAGS="$CFLAGS -I$bzlibpath/include"
LDFLAGS="$LDFLAGS -L$bzlibpath/lib"
fi
AC_CHECK_LIB(bz2,BZ2_bzDecompressInit,[bzlib=yes],[bzlib=no])
ICFG_STATE_ROLLBACK
fi
if test "a$bzlib" = "ano"; then
AC_MSG_WARN("bzlib required for the c-icap's internal filetype recognizer!")
else
AC_DEFINE(HAVE_BZLIB,1,[Define HAVE_BZLIB if bzlib installed])
ICFG_BUILD_FLAGS(BZLIB, $bzlibpath, "-lbz2")
fi
AC_ARG_WITH(brotli,
[ --with-brotli Path to brotli library],
[
case "$withval" in
yes)
brotli=yes;
;;
no)
brotli=no;
;;
*)
brotli=yes;
brotlipath=$withval;
;;
esac
],
[ brotli=yes]
)
if test "a$brotli" != "ano"; then
ICFG_STATE_SAVE(BROTLI)
if test "a$brotlipath" != "a"; then
CFLAGS="$CFLAGS -I$brotlipath/include"
LDFLAGS="$LDFLAGS -L$brotlipath/lib -lbrotlicommon"
fi
AC_CHECK_LIB(brotlidec,BrotliDecoderDecompressStream,[brotli=yes],[brotli=no])
ICFG_STATE_ROLLBACK
fi
if test "a$brotli" = "ano"; then
AC_MSG_WARN("brotli required for the c-icap's internal filetype recognizer!")
else
AC_DEFINE(HAVE_BROTLI,1,[Define HAVE_BROTLI if brotli installed])
ICFG_BUILD_FLAGS(BROTLI, "$brotlipath", "-lbrotlicommon -lbrotlidec -lbrotlienc")
# fix BROTLI_LNDIR_LDADD the linker does not find brotlicommon even if
# it is linked to libicapapi using rpath
if test "a$brotlipath" != "a" -a "a$BROTLI_LNDIR_LDADD" = "a"; then
BROTLI_LNDIR_LDADD="-L$brotlipath/lib -lbrotlicommon"
AC_SUBST(BROTLI_LNDIR_LDADD)
fi
fi
libdb="yes"
libdbpath=""
AC_ARG_WITH(bdb,
[ --with-bdb Where to find Berkeley DB library ],
[ case "$withval" in
yes)
libdb="yes"
;;
no )
libdb="no"
;;
* )
libdb="yes"
libdbpath=$withval
;;
esac
],
)
if test "a$libdb" != "ano"; then
if test "a$libdbpath" != "a"; then
CFLAGS="-I$libdbpath/include $CFLAGS"
LDFLAGS="-L$libdbpath/lib $LDFLAGS"
fi
# We are going to see if we can found a Berkeley DB located under a
# libdbpath/include/db4x directory and use lbdbpath/lib/libdb-4.x library.
ICFG_STATE_SAVE(BDB)
OLD_LIBS=$LIBS
for DBVER in "" 6 6.3 6.2 6.1 6.0 5 5.4 5.3 5.2 5.1 5.0 4 4.9 4.8 4.7 4.6 4.5 4.4 4.3 4.2; do
if test -z $DBVER; then
usedblib="-ldb"
incdbdir=""
else
usedblib="-ldb-$DBVER"
incdbdir=db`echo $DBVER|sed 's/\.//'`"/"
fi
if test -z "$libdbpath"; then
print_libdbpath="..."
else
print_libdbpath="under $libdbpath..."
fi
echo -n "checking for BerleleyDB v$DBVER $print_libdbpath"
LIBS="$usedblib $OLD_LIBS"
AC_LINK_IFELSE(
[AC_LANG_SOURCE(
[
#include <${incdbdir}db.h>
int main(){
int major,minor,patch;
if (!db_version(&major,&minor,&patch))
return -1;
return 0;
}
])
],
[echo yes;libdb="yes";],
[echo "no";libdb="no";]
)
if test a"$libdb" = "ayes"; then
ICFG_BUILD_FLAGS(BDB, "$libdbpath", $usedblib)
AC_DEFINE(HAVE_BDB, 1, [Define HAVE_BDB if berkeley DB is installed])
AC_DEFINE_UNQUOTED(BDB_HEADER_PATH(incfile), [<${incdbdir}incfile>], [Set DB_HEADER_PATH macro to compute berkeley DB header subpath])
break;
fi
done
ICFG_STATE_ROLLBACK
fi
# Detect LMDB library
liblmdb="yes"
liblmdbpath=""
AC_ARG_WITH(lmdb,
[ --with-lmdb Where to find LMDB library ],
[ case "$withval" in
yes)
liblmdb="yes"
;;
no )
liblmdb="no"
;;
* )
liblmdb="yes"
liblmdbpath=$withval
;;
esac
],
)
if test a"$liblmdb" != "ano"; then
ICFG_STATE_SAVE(LDAP)
if test "a$liblmdbpath" != "a"; then
CFLAGS="-I$liblmdbpath/include $CFLAGS"
LDFLAGS="-L$liblmdbpath/lib $LDFLAGS"
fi
AC_CHECK_LIB(lmdb, mdb_version, [liblmdb="yes"], [liblmdb="no"])
ICFG_STATE_ROLLBACK
if test a"$liblmdb" = "ayes"; then
AC_DEFINE(HAVE_LMDB, 1, [Define HAVE_LMDB if the LMDB library is installed])
ICFG_BUILD_FLAGS(LMDB, $liblmdbpath, "-llmdb")
fi
fi
libldap="yes"
AC_ARG_WITH(ldap,
[ --with-ldap Where to find LDAP libraries ],
[ case "$withval" in
yes)
libldap="yes"
;;
no )
libldap="no"
;;
* )
libldap="yes"
libldappath=$withval
;;
esac
],
)
if test "a$libldap" != "ano"; then
ICFG_STATE_SAVE(LDAP)
if test "a$libldappath" != "a"; then
CFLAGS="$CFLAGS -I$libldappath/include"
LDFLAGS="$LDFLAGS -L$libldappath/lib"
fi
useldaplib=""
AC_CHECK_LIB(ldap_r, ldap_search_ext_s,
[libldap="yes";useldaplib="ldap_r"],
[libldap="no"]
)
if test "a$libldap" = "ano"; then
AC_CHECK_LIB(ldap, ldap_search_ext_s,
[libldap="yes";useldaplib="ldap"],
[libldap="no"]
)
fi
if test "a$libldap" = "ayes"; then
AC_DEFINE(HAVE_LDAP, 1, [Define HAVE_LDAP if LDAP libraries are installed])
ICFG_BUILD_FLAGS(LDAP, "$libldappath", "-l$useldaplib -llber")
fi
ICFG_STATE_ROLLBACK
fi
# Detect memcached library
libmemcached="yes"
libmemcachedpath=""
AC_ARG_WITH(memcached,
[ --with-memcached Where to find Memcached library ],
[ case "$withval" in
yes)
libmemcached="yes"
;;
no )
libmemcached="no"
;;
* )
libmemcachedpath=$withval
libmemcached="yes"
;;
esac
],
)
if test a"$libmemcached" != "ano"; then
ICFG_STATE_SAVE(MEMCACHED)
if test a"$libmemcachedpath" != "a"; then
CFLAGS="-l$libmemcachedpath/include $CFLAGS"
fi
AC_CHECK_HEADERS(libmemcached/memcached.h, [libmemcached="yes"],[libmemcached="no"])
if test "a$libmemcached" = "ayes"; then
ICFG_BUILD_FLAGS(MEMCACHED, "$libmemcachedpath", "-lmemcached -lmemcachedutil")
fi
ICFG_STATE_ROLLBACK
fi
# Check for PCRE2 regex library
AC_ARG_WITH(pcre2,
[ --with-pcre2 Path to PCRE2 library],
[
case "$withval" in
yes)
pcre2=yes;
;;
no)
pcre2=no;
;;
*)
pcre2=yes;
pcre2path=$withval;
;;
esac
],
[ pcre2=yes]
)
if test a"$pcre2" != "ano"; then
ICFG_STATE_SAVE(PCRE2)
CPPFLAGS="$CPPFLAGS -DPCRE2_CODE_UNIT_WIDTH=8"
if test "a$pcre2path" != "a"; then
CFLAGS="$CFLAGS -I$pcre2path/include"
LDFLAGS="$LDFLAGS -L$pcre2path/lib"
fi
AC_CHECK_HEADERS(pcre2.h,
AC_CHECK_LIB(pcre2-8, pcre2_match_8,[pcre2=yes],[pcre2=no]),
[pcre2=no]
)
if test "a$pcre2" = "ayes"; then
AC_DEFINE(HAVE_PCRE2,1,[Define HAVE_PCRE2 if pcre2 installed])
ICFG_BUILD_FLAGS(PCRE2, "$pcre2path", "-lpcre2-8")
fi
ICFG_STATE_ROLLBACK
fi
# Check for PCRE regex library
AC_ARG_WITH(pcre,
[ --with-pcre Path to PCRE library],
[
case "$withval" in
yes)
pcre=yes;
;;
no)
pcre=no;
;;
*)
pcre=yes;
pcrepath=$withval;
;;
esac
],
[ pcre=yes]
)
if test a"$pcre" != "ano" -a a"$pcre2" != "ayes"; then
ICFG_STATE_SAVE(PCRE)
if test "a$pcrepath" != "a"; then
CFLAGS="$CFLAGS -I$pcrepath/include"
LDFLAGS="$LDFLAGS -L$pcrepath/lib"
fi
AC_CHECK_HEADERS(pcre.h,
AC_CHECK_LIB(pcre, pcre_exec,[pcre=yes],[pcre=no]),
[pcre=no]
)
if test "a$pcre" = "ayes"; then
AC_DEFINE(HAVE_PCRE,1,[Define HAVE_PCRE if pcre installed])
ICFG_BUILD_FLAGS(PCRE, "$pcrepath", "-lpcre")
fi
ICFG_STATE_ROLLBACK
fi
# Check for header files
AC_HEADER_STDC
AC_CHECK_HEADERS(stdio.h strings.h unistd.h sys/stat.h limits.h assert.h)
#Check for glibc versions
AC_CHECK_HEADERS(gnu/libc-version.h)
SYS_TYPES_H="0"
AC_CHECK_HEADERS(sys/types.h,
[AC_DEFINE(HAVE_SYS_TYPES_H,1,[Define HAVE_SYS_TYPES_H if you have the <sys/types.h> header file.])
SYS_TYPES_H="1"
]
)
AC_SUBST(SYS_TYPES_H)
INTTYPES_H="0"
AC_CHECK_HEADERS(inttypes.h,
[AC_DEFINE(HAVE_INTTYPES_H,1,[Define HAVE_INTTYPES_H if you have the <inttypes.h> header file.])
INTTYPES_H="1"
]
)
AC_SUBST(INTTYPES_H)
posix_regex=no
AC_CHECK_HEADERS(regex.h,
[posix_regex=yes;AC_DEFINE(HAVE_REGEX,1,[Define HAVE_REGEX if regex.h exists (posix regular expressions - maybe more tests needed)])],
[posix_regex=no]
)
USE_REGEX=0
if test "a$pcre2" = "ayes" -o "a$pcre" = "ayes" -o "a$posix_regex" = "ayes"; then
USE_REGEX=1
fi
AC_SUBST(USE_REGEX)
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
DEFINE_SIZE_T="0"
AC_CHECK_TYPE(size_t,,[DEFINE_SIZE_T="1"])
AC_SUBST(DEFINE_SIZE_T)
DEFINE_OFF_T="0"
AC_CHECK_TYPE(off_t,,[DEFINE_OFF_T="1"])
AC_SUBST(DEFINE_OFF_T)
AC_CHECK_SIZEOF(off_t)
DEFINE_SIZE_OFF_T=$ac_cv_sizeof_off_t
AC_SUBST(DEFINE_SIZE_OFF_T)
AC_CHECK_SIZEOF(long)
DEFINE_SIZE_LONG=$ac_cv_sizeof_long
AC_SUBST(DEFINE_SIZE_LONG)
AC_CHECK_SIZEOF(void *)
DEFINE_SIZE_VOID_P=$ac_cv_sizeof_void_p
AC_SUBST(DEFINE_SIZE_VOID_P)
DEFINE_UINT8="0"
AC_CHECK_TYPE(uint8_t,,[DEFINE_UINT8="1"])
AC_SUBST(DEFINE_UINT8)
DEFINE_INT8="0"
AC_CHECK_TYPE(int8_t,,[DEFINE_INT8="1"])
AC_SUBST(DEFINE_INT8)
DEFINE_UINT64="0"
AC_CHECK_TYPE(uint64_t,,[DEFINE_UINT64="1"])
AC_SUBST(DEFINE_UINT64)
DEFINE_INT64="0"
AC_CHECK_TYPE(int64_t,,[DEFINE_INT64="1"])
AC_SUBST(DEFINE_INT64)
have_int128="no"
AC_CHECK_TYPE(__int128,
[have_int128="yes"]
[AC_DEFINE(HAVE_INT128,1,[Define HAVE_INT128 if compiler supports 128bit integers])]
)
#some type size (currently they are not used)
AC_CHECK_SIZEOF(short)
DEFINE_SIZE_SHORT=$ac_cv_sizeof_short
AC_CHECK_SIZEOF(int)
DEFINE_SIZE_INT=$ac_cv_sizeof_int
AC_CHECK_SIZEOF(long long)
DEFINE_SIZE_LONG_LONG=$ac_cv_sizeof_long_long
# Checks for library functions.
#Here we are changing the LIBS variable and save the current value to OLD_LIBS variable
EXTRALIBS=""
OLD_LIBS="$LIBS"
LIBS="$LIBS $TEST_LIBS"
#AC_FUNC_VPRINTF
AC_CHECK_FUNCS(nanosleep,
AC_DEFINE(HAVE_NANOSLEEP,1,[Define HAVE_NANOSLEEP if nanosleep exists])
)
AC_CHECK_FUNCS(inet_aton,
AC_DEFINE(HAVE_INET_ATON,1,[Define HAVE_INET_ATON if inet_aton exists])
)
AC_CHECK_FUNCS(strnstr,
AC_DEFINE(HAVE_STRNSTR,1,[Define HAVE_STRNSTR if strnstr exists])
)
AC_CHECK_FUNCS(strcasestr,
AC_DEFINE(HAVE_STRCASESTR,1,[Define HAVE_STRCASESTR if strcasestr exists])
)
AC_CHECK_FUNCS(strncasestr,
AC_DEFINE(HAVE_STRNCASESTR,1,[Define HAVE_STRNCASESTR if strncasestr exists])
)
AC_CHECK_FUNCS(setgroups)
AC_CHECK_FUNCS(inet_pton)
AC_CHECK_FUNCS(inet_ntop)
AC_CHECK_FUNCS(pread)
AC_FUNC_STRERROR_R
USE_POLL="0"
if test a"$enablepoll" != "ano"; then
AC_CHECK_HEADERS(poll.h,
AC_CHECK_FUNCS(poll,
USE_POLL="1"
)
)
fi
AC_SUBST(USE_POLL)
# if test a"$USE_POLL" = "1"; then
# AC_DEFINE(HAVE_POLL,1,[Define HAVE_POLL if poll(2) exists and we can use it])
# fi
#sysv ipc
SYSV_IPC="0"
AC_CHECK_HEADERS(sys/ipc.h,
[AC_DEFINE(HAVE_SYSV_IPC,1,[Define HAVE_SYSV_IPC if sys/ipc.h exists (maybe more tests needed)])
SYSV_IPC="1"
]
)
AC_SUBST(SYSV_IPC)
POSIX_MAPPED_FILES="0"
AC_CHECK_FUNCS(mmap munmap,
[AC_DEFINE(HAVE_POSIX_MAPPED_FILES,1,[Define HAVE_POSIX_MAPPED_FILES if mmap and munmap exists])
POSIX_MAPPED_FILES="1"
]
)
AC_SUBST(POSIX_MAPPED_FILES)
dnl Checking if union semun exists in this system.
AC_MSG_CHECKING([if union semun defined])
AC_COMPILE_IFELSE(
[AC_LANG_SOURCE([
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/sem.h>
int main(int argc, char *argv[])
{
union semun a_semun;
}
]
)],
[AC_DEFINE(HAVE_UNION_SEMUN,1,[Define HAVE_UNION_SEMUN if union semun defined in ipc]) AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)]
)
dnl Checking if interprocess posix semaphores works....
AC_CACHE_CHECK([if posix 1003.1b interprocess semaphores works], ac_cv_10031b_ipc_sem,
[AC_RUN_IFELSE(
[AC_LANG_SOURCE([
#include <semaphore.h>
#include <sys/wait.h>
int main(int argc,char **argv){
sem_t s;
pid_t pid;
int status;
if(sem_init(&s,1,1)!=0){
return -1;
}
if((pid=fork())==0){
if(sem_post(&s)<0){
exit(-1);
}
exit(0);
} else {
waitpid(pid,&status,0);
if(WEXITSTATUS(status)!=0)
exit(-1);
}
sem_destroy(&s);
exit(0);
}
]
)],
[ac_cv_10031b_ipc_sem=yes],
[ac_cv_10031b_ipc_sem=no],
[AC_MSG_ERROR([cross-compiling,
presetting ac_cv_10031b_ipc_sem=(yes|no) will help])]
)
]
)
AS_IF(
[test "a$ac_cv_10031b_ipc_sem" = "ayes"],
[AC_DEFINE(HAVE_POSIX_SEMAPHORES,1,[Define HAVE_POSIX_SEMAPHORES if posix 1003.1b semaphores works])
POSIX_SEMAPHORES="1"