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curl/configure.in
2001-04-18 09:28:55 +00:00

846 lines
22 KiB
Plaintext

dnl $Id$
dnl Process this file with autoconf to produce a configure script.
AC_INIT(lib/urldata.h)
AM_CONFIG_HEADER(config.h src/config.h)
VERSION=`sed -ne 's/^#define LIBCURL_VERSION "\(.*\)"/\1/p' ${srcdir}/include/curl/curl.h`
AM_INIT_AUTOMAKE(curl,$VERSION)
AM_PROG_LIBTOOL
dnl
dnl Detect the canonical host and target build environment
dnl
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
dnl Checks for programs.
AC_PROG_CC
dnl Check for AIX weirdos
AC_AIX
dnl check for how to do large files
AC_SYS_LARGEFILE
dnl The install stuff has already been taken care of by the automake stuff
dnl AC_PROG_INSTALL
AC_PROG_MAKE_SET
dnl ************************************************************
dnl lame option to switch on debug options
dnl
AC_MSG_CHECKING([whether to enable debug options])
AC_ARG_ENABLE(debug,
[ --enable-debug Enable pedantic debug options
--disable-debug Disable debug options],
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
CPPFLAGS="$CPPFLAGS -DMALLOCDEBUG"
CFLAGS="-Wall -pedantic -g"
;;
esac ],
AC_MSG_RESULT(no)
)
dnl
dnl check for working getaddrinfo()
dnl
AC_DEFUN(CURL_CHECK_WORKING_GETADDRINFO,[
AC_CACHE_CHECK(for working getaddrinfo, ac_cv_working_getaddrinfo,[
AC_TRY_RUN( [
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
void main(void) {
struct addrinfo hints, *ai;
int error;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
error = getaddrinfo("127.0.0.1", "8080", &hints, &ai);
if (error) {
exit(1);
}
else {
exit(0);
}
}
],[
ac_cv_working_getaddrinfo="yes"
],[
ac_cv_working_getaddrinfo="no"
],[
ac_cv_working_getaddrinfo="yes"
])])
if test "$ac_cv_working_getaddrinfo" = "yes"; then
AC_DEFINE(HAVE_GETADDRINFO, 1, [Define if getaddrinfo exists and works])
AC_DEFINE(ENABLE_IPV6, 1, [Define if you want to enable IPv6 support])
IPV6_ENABLED=1
AC_SUBST(IPV6_ENABLED)
fi
])
AC_DEFUN(CURL_CHECK_LOCALTIME_R,
[
dnl check for a few thread-safe functions
AC_CHECK_FUNCS(localtime_r,[
AC_MSG_CHECKING(whether localtime_r is declared)
AC_EGREP_CPP(localtime_r,[
#include <time.h>],[
AC_MSG_RESULT(yes)],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(whether localtime_r with -D_REENTRANT is declared)
AC_EGREP_CPP(localtime_r,[
#define _REENTRANT
#include <time.h>],[
AC_DEFINE(NEED_REENTRANT)
AC_MSG_RESULT(yes)],
AC_MSG_RESULT(no))])])
])
AC_DEFUN(CURL_CHECK_INET_NTOA_R,
[
dnl determine if function definition for inet_ntoa_r exists.
AC_CHECK_FUNCS(inet_ntoa_r,[
AC_MSG_CHECKING(whether inet_ntoa_r is declared)
AC_EGREP_CPP(inet_ntoa_r,[
#include <arpa/inet.h>],[
AC_DEFINE(HAVE_INET_NTOA_R_DECL)
AC_MSG_RESULT(yes)],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(whether inet_ntoa_r with -D_REENTRANT is declared)
AC_EGREP_CPP(inet_ntoa_r,[
#define _REENTRANT
#include <arpa/inet.h>],[
AC_DEFINE(HAVE_INET_NTOA_R_DECL)
AC_DEFINE(NEED_REENTRANT)
AC_MSG_RESULT(yes)],
AC_MSG_RESULT(no))])])
])
AC_DEFUN(CURL_CHECK_GETHOSTBYADDR_R,
[
dnl check for number of arguments to gethostbyaddr_r. it might take
dnl either 5, 7, or 8 arguments.
AC_CHECK_FUNCS(gethostbyaddr_r,[
AC_MSG_CHECKING(if gethostbyaddr_r takes 5 arguments)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <netdb.h>],[
char * address;
int length;
int type;
struct hostent h;
struct hostent_data hdata;
int rc;
rc = gethostbyaddr_r(address, length, type, &h, &hdata);],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYADDR_R_5)
ac_cv_gethostbyaddr_args=5],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if gethostbyaddr_r with -D_REENTRANT takes 5 arguments)
AC_TRY_COMPILE([
#define _REENTRANT
#include <sys/types.h>
#include <netdb.h>],[
char * address;
int length;
int type;
struct hostent h;
struct hostent_data hdata;
int rc;
rc = gethostbyaddr_r(address, length, type, &h, &hdata);],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYADDR_R_5)
AC_DEFINE(NEED_REENTRANT)
ac_cv_gethostbyaddr_args=5],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if gethostbyaddr_r takes 7 arguments)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <netdb.h>],[
char * address;
int length;
int type;
struct hostent h;
char buffer[8192];
int h_errnop;
struct hostent * hp;
hp = gethostbyaddr_r(address, length, type, &h,
buffer, 8192, &h_errnop);],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYADDR_R_7)
ac_cv_gethostbyaddr_args=7],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if gethostbyaddr_r takes 8 arguments)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <netdb.h>],[
char * address;
int length;
int type;
struct hostent h;
char buffer[8192];
int h_errnop;
struct hostent * hp;
int rc;
rc = gethostbyaddr_r(address, length, type, &h,
buffer, 8192, &hp, &h_errnop);],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYADDR_R_8)
ac_cv_gethostbyaddr_args=8],[
AC_MSG_RESULT(no)
have_missing_r_funcs="$have_missing_r_funcs gethostbyaddr_r"])])])])])
])
AC_DEFUN(CURL_CHECK_GETHOSTBYNAME_R,
[
dnl check for number of arguments to gethostbyname_r. it might take
dnl either 3, 5, or 6 arguments.
AC_CHECK_FUNCS(gethostbyname_r,[
AC_MSG_CHECKING(if gethostbyname_r takes 3 arguments)
AC_TRY_RUN([
#include <string.h>
#include <sys/types.h>
#include <netdb.h>
int
main () {
struct hostent h;
struct hostent_data hdata;
char *name = "localhost";
int rc;
memset(&h, 0, sizeof(struct hostent));
memset(&hdata, 0, sizeof(struct hostent_data));
rc = gethostbyname_r(name, &h, &hdata);
exit (rc != 0 ? 1 : 0); }],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3)
ac_cv_gethostbyname_args=3],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if gethostbyname_r with -D_REENTRANT takes 3 arguments)
AC_TRY_RUN([
#define _REENTRANT
#include <string.h>
#include <sys/types.h>
#include <netdb.h>
int
main () {
struct hostent h;
struct hostent_data hdata;
char *name = "localhost";
int rc;
memset(&h, 0, sizeof(struct hostent));
memset(&hdata, 0, sizeof(struct hostent_data));
rc = gethostbyname_r(name, &h, &hdata);
exit (rc != 0 ? 1 : 0); }],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3)
AC_DEFINE(NEED_REENTRANT)
ac_cv_gethostbyname_args=3],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if gethostbyname_r takes 5 arguments)
AC_TRY_RUN([
#include <sys/types.h>
#include <netdb.h>
int
main () {
struct hostent *hp;
struct hostent h;
char *name = "localhost";
char buffer[8192];
int h_errno;
hp = gethostbyname_r(name, &h, buffer, 8192, &h_errno);
exit (hp == NULL ? 1 : 0); }],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_5)
ac_cv_gethostbyname_args=5],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING(if gethostbyname_r takes 6 arguments)
AC_TRY_RUN([
#include <sys/types.h>
#include <netdb.h>
int
main () {
struct hostent h;
struct hostent *hp;
char *name = "localhost";
char buf[8192];
int rc;
int h_errno;
rc = gethostbyname_r(name, &h, buf, 8192, &hp, &h_errno);
exit (rc != 0 ? 1 : 0); }],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_6)
ac_cv_gethostbyname_args=6],[
AC_MSG_RESULT(no)
have_missing_r_funcs="$have_missing_r_funcs gethostbyname_r"],
[ac_cv_gethostbyname_args=0])],
[ac_cv_gethostbyname_args=0])],
[ac_cv_gethostbyname_args=0])],
[ac_cv_gethostbyname_args=0])])
if test "$ac_cv_func_gethostbyname_r" = "yes"; then
if test "$ac_cv_gethostbyname_args" = "0"; then
dnl there's a gethostbyname_r() function, but we don't know how
dnl many arguments it wants!
AC_MSG_ERROR([couldn't figure out how to use gethostbyname_r()])
fi
fi
])
dnl **********************************************************************
dnl Checks for IPv6
dnl **********************************************************************
AC_MSG_CHECKING([whether to enable ipv6])
AC_ARG_ENABLE(ipv6,
[ --enable-ipv6 Enable ipv6 (with ipv4) support
--disable-ipv6 Disable ipv6 support],
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
ipv6=no
;;
*) AC_MSG_RESULT(yes)
ipv6=yes
;;
esac ],
AC_TRY_RUN([ /* is AF_INET6 available? */
#include <sys/types.h>
#include <sys/socket.h>
main()
{
if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
exit(1);
else
exit(0);
}
],
AC_MSG_RESULT(yes)
ipv6=yes,
AC_MSG_RESULT(no)
ipv6=no,
AC_MSG_RESULT(no)
ipv6=no
))
if test "$ipv6" = "yes"; then
CURL_CHECK_WORKING_GETADDRINFO
fi
dnl **********************************************************************
dnl Checks for libraries.
dnl **********************************************************************
dnl gethostbyname in the nsl lib?
AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(nsl, gethostbyname))
if test "$ac_cv_lib_nsl_gethostbyname" != "yes" -a "$ac_cv_func_gethostbyname" != "yes"; then
dnl gethostbyname in the socket lib?
AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(socket, gethostbyname))
fi
dnl At least one system has been identified to require BOTH nsl and
dnl socket libs to link properly.
if test "$ac_cv_lib_nsl_gethostbyname" = "$ac_cv_func_gethostbyname"; then
AC_MSG_CHECKING([trying both nsl and socket libs])
my_ac_save_LIBS=$LIBS
LIBS="-lnsl -lsocket $LIBS"
AC_TRY_LINK( ,
[gethostbyname();],
my_ac_link_result=success,
my_ac_link_result=failure )
if test "$my_ac_link_result" = "failure"; then
AC_MSG_RESULT([no])
AC_MSG_ERROR([couldn't find libraries for gethostbyname()])
dnl restore LIBS
LIBS=$my_ac_save_LIBS
else
AC_MSG_RESULT([yes])
fi
fi
dnl resolve lib?
AC_CHECK_FUNC(strcasecmp, , AC_CHECK_LIB(resolve, strcasecmp))
if test "$ac_cv_lib_resolve_strcasecmp" = "$ac_cv_func_strcasecmp"; then
AC_CHECK_LIB(resolve, strcasecmp,
[LIBS="-lresolve $LIBS"],
,
-lnsl)
fi
dnl socket lib?
AC_CHECK_FUNC(connect, , AC_CHECK_LIB(socket, connect))
dnl ucb lib?
AC_CHECK_FUNC(gethostname, , AC_CHECK_LIB(ucb, gethostname))
dnl dl lib?
AC_CHECK_FUNC(dlopen, , AC_CHECK_LIB(dl, dlopen))
dnl **********************************************************************
dnl Check for the random seed preferences
dnl **********************************************************************
AC_ARG_WITH(egd-socket,
[ --with-egd-socket=FILE Entropy Gathering Daemon socket pathname],
[ EGD_SOCKET="$withval" ]
)
if test -n "$EGD_SOCKET" ; then
AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
fi
dnl Check for user-specified random device
AC_ARG_WITH(random,
[ --with-random=FILE read randomness from FILE (default=/dev/urandom)],
[ RANDOM_FILE="$withval" ],
[
dnl Check for random device
AC_CHECK_FILE("/dev/urandom",
[
RANDOM_FILE="/dev/urandom";
]
)
]
)
if test -n "$RANDOM_FILE" ; then
AC_SUBST(RANDOM_FILE)
AC_DEFINE_UNQUOTED(RANDOM_FILE, "$RANDOM_FILE")
fi
dnl **********************************************************************
dnl Check for the presence of Kerberos4 libraries and headers
dnl **********************************************************************
AC_ARG_WITH(krb4-includes,
[ --with-krb4-includes[=DIR] Specify location of kerberos4 headers],[
CPPFLAGS="$CPPFLAGS -I$withval"
KRB4INC="$withval"
want_krb4=yes
])
AC_ARG_WITH(krb4-libs,
[ --with-krb4-libs[=DIR] Specify location of kerberos4 libs],[
LDFLAGS="$LDFLAGS -L$withval"
KRB4LIB="$withval"
want_krb4=yes
])
OPT_KRB4=off
AC_ARG_WITH(krb4,dnl
[ --with-krb4[=DIR] where to look for Kerberos4],[
OPT_KRB4="$withval"
if test X"$OPT_KRB4" != Xyes
then
LDFLAGS="$LDFLAGS -L$OPT_KRB4/lib"
KRB4LIB="$OPT_KRB4/lib"
CPPFLAGS="$CPPFLAGS -I$OPT_KRB4/include"
KRB4INC="$OPT_KRB4/include"
fi
want_krb4="yes"
])
AC_MSG_CHECKING([if Kerberos4 support is requested])
if test "$want_krb4" = yes
then
if test "$ipv6" = "yes"; then
echo krb4 is not compatible with IPv6
exit 1
fi
AC_MSG_RESULT(yes)
dnl Check for & handle argument to --with-krb4
AC_MSG_CHECKING(where to look for Kerberos4)
if test X"$OPT_KRB4" = Xyes
then
AC_MSG_RESULT([defaults])
else
AC_MSG_RESULT([libs in $KRB4LIB, headers in $KRB4INC])
fi
dnl Check for DES library
AC_CHECK_LIB(des, des_pcbc_encrypt,
[
AC_CHECK_HEADERS(des.h)
dnl resolv lib?
AC_CHECK_FUNC(res_search, , AC_CHECK_LIB(resolv, res_search))
dnl Check for the Kerberos4 library
AC_CHECK_LIB(krb, krb_net_read,
[
dnl Check for header files
AC_CHECK_HEADERS(krb.h)
dnl we found the required libraries, add to LIBS
LIBS="-lkrb -ldes $LIBS"
dnl Check for function krb_get_our_ip_for_realm
dnl this is needed for NAT networks
AC_CHECK_FUNCS(krb_get_our_ip_for_realm)
dnl add define KRB4
AC_DEFINE(KRB4)
dnl substitute it too!
KRB4_ENABLED=1
AC_SUBST(KRB4_ENABLED)
dnl the krb4 stuff needs a strlcpy()
AC_CHECK_FUNCS(strlcpy)
])
])
else
AC_MSG_RESULT(no)
fi
dnl **********************************************************************
dnl Check for the presence of SSL libraries and headers
dnl **********************************************************************
dnl Default to compiler & linker defaults for SSL files & libraries.
OPT_SSL=off
AC_ARG_WITH(ssl,dnl
[ --with-ssl[=DIR] where to look for SSL [compiler/linker default paths]
DIR points to the SSL installation [/usr/local/ssl]],
OPT_SSL=$withval
)
if test X"$OPT_SSL" = Xno
then
AC_MSG_WARN(SSL/https support disabled)
else
dnl Check for & handle argument to --with-ssl.
AC_MSG_CHECKING(where to look for SSL)
if test X"$OPT_SSL" = Xoff
then
AC_MSG_RESULT([defaults (or given in environment)])
else
test X"$OPT_SSL" = Xyes && OPT_SSL=/usr/local/ssl
dnl LIBS="$LIBS -L$OPT_SSL/lib"
LDFLAGS="$LDFLAGS -L$OPT_SSL/lib"
CPPFLAGS="$CPPFLAGS -I$OPT_SSL/include/openssl -I$OPT_SSL/include"
AC_MSG_RESULT([$OPT_SSL])
fi
dnl check for crypto libs (part of SSLeay)
AC_CHECK_LIB(crypto, CRYPTO_lock)
if test $ac_cv_lib_crypto_CRYPTO_lock = yes; then
dnl This is only reasonable to do if crypto actually is there: check for
dnl SSL libs NOTE: it is important to do this AFTER the crypto lib
AC_CHECK_LIB(ssl, SSL_connect)
if test "$ac_cv_lib_ssl_SSL_connect" != yes; then
dnl we didn't find the SSL lib, try the RSAglue/rsaref stuff
AC_MSG_CHECKING(for ssl with RSAglue/rsaref libs in use);
OLIBS=$LIBS
LIBS="$LIBS -lRSAglue -lrsaref"
AC_CHECK_LIB(ssl, SSL_connect)
if test "$ac_cv_lib_ssl_SSL_connect" != yes; then
dnl still no SSL_connect
AC_MSG_RESULT(no)
LIBS=$OLIBS
else
AC_MSG_RESULT(yes)
fi
fi
dnl Check for SSLeay headers
AC_CHECK_HEADERS(openssl/x509.h openssl/rsa.h openssl/crypto.h \
openssl/pem.h openssl/ssl.h openssl/err.h)
if test $ac_cv_header_openssl_x509_h = no; then
AC_CHECK_HEADERS(x509.h rsa.h crypto.h pem.h ssl.h err.h)
fi
dnl
dnl If all heades are present, we have enabled SSL!
if test "$ac_cv_header_openssl_x509_h" = "yes" &&
test "$ac_cv_header_openssl_rsa_h" = "yes" &&
test "$ac_cv_header_openssl_crypto_h" = "yes" &&
test "$ac_cv_header_openssl_pem_h" = "yes" &&
test "$ac_cv_header_openssl_ssl_h" = "yes" &&
test "$ac_cv_header_openssl_err_h" = "yes"; then
OPENSSL_ENABLED="1";
fi
dnl
dnl Check the alternative headers too
if test "$ac_cv_header_x509_h" = "yes" &&
test "$ac_cv_header_rsa_h" = "yes" &&
test "$ac_cv_header_crypto_h" = "yes" &&
test "$ac_cv_header_pem_h" = "yes" &&
test "$ac_cv_header_ssl_h" = "yes" &&
test "$ac_cv_header_err_h" = "yes"; then
OPENSSL_ENABLED="1";
fi
AC_SUBST(OPENSSL_ENABLED)
fi
if test X"$OPT_SSL" != Xoff &&
test "$OPENSSL_ENABLED" != "1"; then
AC_MSG_ERROR([OpenSSL libs and/or directories were not found where specified!])
fi
dnl these can only exist if openssl exists
AC_CHECK_FUNCS( RAND_status \
RAND_screen \
RAND_egd )
fi
dnl **********************************************************************
dnl Check for the presence of ZLIB libraries and headers
dnl **********************************************************************
dnl Default to compiler & linker defaults for files & libraries.
dnl OPT_ZLIB=no
dnl AC_ARG_WITH(zlib,dnl
dnl [ --with-zlib[=DIR] where to look for ZLIB [compiler/linker default paths]
dnl DIR points to the ZLIB installation prefix [/usr/local]],
dnl OPT_ZLIB=$withval,
dnl )
dnl Check for & handle argument to --with-zlib.
dnl
dnl NOTE: We *always* look for ZLIB headers & libraries, all this option
dnl does is change where we look (by adjusting LIBS and CPPFLAGS.)
dnl
dnl AC_MSG_CHECKING(where to look for ZLIB)
dnl if test X"$OPT_ZLIB" = Xno
dnl then
dnl AC_MSG_RESULT([defaults (or given in environment)])
dnl else
dnl test X"$OPT_ZLIB" = Xyes && OPT_ZLIB=/usr/local
dnl LIBS="$LIBS -L$OPT_ZLIB/lib"
dnl CPPFLAGS="$CPPFLAGS -I$OPT_ZLIB/include"
dnl AC_MSG_RESULT([$OPT_ZLIB])
dnl fi
dnl z lib?
dnl AC_CHECK_FUNC(gzread, , AC_CHECK_LIB(z, gzread))
dnl Default is to try the thread-safe versions of a few functions
OPT_THREAD=on
AC_ARG_ENABLE(thread,dnl
[ --disable-thread tell configure to not look for thread-safe functions],
OPT_THREAD=off
)
if test X"$OPT_THREAD" = Xoff
then
AC_MSG_WARN(libcurl will not get built using thread-safe functions)
AC_DEFINE(DISABLED_THREADSAFE, 1, \
Set to explicitly specify we don't want to use thread-safe functions)
else
dnl dig around for gethostbyname_r()
CURL_CHECK_GETHOSTBYNAME_R()
dnl dig around for gethostbyaddr_r()
CURL_CHECK_GETHOSTBYADDR_R()
dnl poke around for inet_ntoa_r()
CURL_CHECK_INET_NTOA_R()
dnl is there a localtime_r()
CURL_CHECK_LOCALTIME_R()
fi
dnl **********************************************************************
dnl Back to "normal" configuring
dnl **********************************************************************
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS( \
unistd.h \
malloc.h \
stdlib.h \
arpa/inet.h \
net/if.h \
netinet/in.h \
netinet/if_ether.h \
netdb.h \
sys/select.h \
sys/socket.h \
sys/sockio.h \
sys/stat.h \
sys/types.h \
sys/time.h \
getopt.h \
sys/param.h \
termios.h \
termio.h \
sgtty.h \
fcntl.h \
dlfcn.h \
alloca.h \
winsock.h \
time.h \
io.h \
pwd.h
)
dnl Check for libz header
dnl AC_CHECK_HEADERS(zlib.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_HEADER_TIME
# mprintf() checks:
# check for 'long double'
AC_CHECK_SIZEOF(long double, 8)
# check for 'long long'
AC_CHECK_SIZEOF(long long, 4)
# check for ssize_t
AC_CHECK_TYPE(ssize_t, int)
dnl
dnl We can't just AC_CHECK_TYPE() for socklen_t since it doesn't appear
dnl in the standard headers. We egrep for it in the socket headers and
dnl if it is used there we assume we have the type defined, otherwise
dnl we search for it with AC_CHECK_TYPE() the "normal" way
dnl
if test "$ac_cv_header_sys_socket_h" = "yes"; then
AC_MSG_CHECKING(for socklen_t in sys/socket.h)
AC_EGREP_HEADER(socklen_t,
sys/socket.h,
socklen_t=yes
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
fi
if test "$socklen_t" != "yes"; then
# check for socklen_t the standard way if it wasn't found before
AC_CHECK_TYPE(socklen_t, int)
fi
dnl Get system canonical name
AC_CANONICAL_HOST
AC_DEFINE_UNQUOTED(OS, "${host}")
dnl Checks for library functions.
dnl AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
dnl AC_FUNC_VPRINTF
AC_CHECK_FUNCS( socket \
select \
strdup \
strstr \
strftime \
uname \
strcasecmp \
stricmp \
strcmpi \
gethostname \
gethostbyaddr \
getservbyname \
gettimeofday \
inet_addr \
inet_ntoa \
tcsetattr \
tcgetattr \
perror \
closesocket \
setvbuf \
sigaction \
signal \
getpass_r \
strlcat \
getpwuid \
geteuid
)
dnl removed 'getpass' check on October 26, 2000
if test "$ac_cv_func_select" != "yes"; then
AC_MSG_ERROR(Can't work without an existing select() function)
fi
if test "$ac_cv_func_socket" != "yes"; then
AC_MSG_ERROR(Can't work without an existing socket() function)
fi
AC_PATH_PROG( PERL, perl, ,
$PATH:/usr/local/bin/perl:/usr/bin/:/usr/local/bin )
AC_SUBST(PERL)
AC_PATH_PROGS( NROFF, gnroff nroff, ,
$PATH:/usr/bin/:/usr/local/bin )
AC_SUBST(NROFF)
AC_PROG_YACC
dnl AC_PATH_PROG( RANLIB, ranlib, /usr/bin/ranlib,
dnl $PATH:/usr/bin/:/usr/local/bin )
dnl AC_SUBST(RANLIB)
AC_OUTPUT( Makefile \
docs/Makefile \
docs/examples/Makefile \
include/Makefile \
include/curl/Makefile \
src/Makefile \
lib/Makefile \
tests/Makefile \
tests/data/Makefile \
packages/Makefile \
packages/Win32/Makefile \
packages/Linux/Makefile \
packages/Linux/RPM/Makefile \
packages/Linux/RPM/curl.spec \
packages/Linux/RPM/curl-ssl.spec \
perl/Makefile \
perl/Curl_easy/Makefile \
php/Makefile \
php/examples/Makefile \
curl-config
)