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curl/configure.in
Daniel Stenberg 95ddb16768 Added checks for number of parameters to the functions gethostbyname_r() 
and gethostbyaddr_r()
2000-05-30 22:26:26 +00:00

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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)
AM_INIT_AUTOMAKE(curl,"7.0.1beta")
dnl Checks for programs.
AC_PROG_CC
dnl The install stuff has already been taken care of by the automake stuff
dnl AC_PROG_INSTALL
AC_PROG_MAKE_SET
dnl The following checks for the amount of arguments that gethostbyname_r()
dnl and gethostbyaddr_r() want is shamelessly stolen from a posting I found
dnl in the OpenLDAP mailing list archive, posted by
dnl Juan Carlos Gomez <gomez@cthulhu.engr.sgi.com>
dnl ====================================================================
dnl check no of arguments for gethostbyname_r
AC_DEFUN(OL_FUNC_GETHOSTBYNAME_R_NARGS,
[AC_CACHE_CHECK(number of arguments of gethostbyname_r, ol_cv_func_gethostbyname_r_nargs,
[AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent; char buffer[BUFSIZE];
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyname_r( "segovia.cs.purdue.edu", &hent, buffer, bufsize, &h_errno);
return 0;],
ol_cv_func_gethostbyname_r_nargs=5, ol_cv_func_gethostbyname_r_nargs=0)
if test $ol_cv_func_gethostbyname_r_nargs = 0 ; then
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent;struct hostent *rhent;
char buffer[BUFSIZE];
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyname_r( "segovia.cs.purdue.edu",
&hent, buffer, bufsize, &rhent, &h_errno);
return 0;],
ol_cv_func_gethostbyname_r_nargs=6, ol_cv_func_gethostbyname_r_nargs=0)
fi
])
if test $ol_cv_func_gethostbyname_r_nargs -gt 1 ; then
AC_DEFINE_UNQUOTED(GETHOSTBYNAME_R_NARGS, $ol_cv_func_gethostbyname_r_nargs)
fi
])dnl
dnl check no of arguments for gethostbyaddr_r
AC_DEFUN(OL_FUNC_GETHOSTBYADDR_R_NARGS,
[AC_CACHE_CHECK(number of arguments of gethostbyaddr_r, ol_cv_func_gethostbyaddr_r_nargs,
[AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent; char buffer[BUFSIZE];
struct in_addr add={0x70707070};
size_t alen=sizeof(struct in_addr);
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyaddr_r( (void *)&(add.s_addr),
alen, AF_INET, &hent, buffer, bufsize, &h_errno);
return 0;],
ol_cv_func_gethostbyaddr_r_nargs=7,
ol_cv_func_gethostbyaddr_r_nargs=0)
if test $ol_cv_func_gethostbyaddr_r_nargs = 0 ; then
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent; struct hostent *rhent; char buffer[BUFSIZE];
struct in_addr add={0x70707070};
size_t alen=sizeof(struct in_addr);
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyaddr_r( (void *)&(add.s_addr),
alen, AF_INET, &hent, buffer, bufsize,
&rhent, &h_errno);
return 0;],
ol_cv_func_gethostbyaddr_r_nargs=8,
ol_cv_func_gethostbyaddr_r_nargs=0)
fi
])
if test $ol_cv_func_gethostbyaddr_r_nargs -gt 1 ; then
AC_DEFINE_UNQUOTED(GETHOSTBYADDR_R_NARGS, $ol_cv_func_gethostbyaddr_r_nargs)
fi
])dnl
dnl Check for AIX weirdos
AC_AIX
dnl **********************************************************************
dnl Checks for libraries.
dnl **********************************************************************
dnl nsl lib?
AC_CHECK_FUNC(gethostbyname, , AC_CHECK_LIB(nsl, gethostbyname))
dnl resolve lib?
AC_CHECK_FUNC(strcasecmp, , AC_CHECK_LIB(resolve, strcasecmp))
dnl socket lib?
AC_CHECK_FUNC(connect, , AC_CHECK_LIB(socket, connect))
dnl ucb lib?
AC_CHECK_FUNC(gethostname, , AC_CHECK_LIB(ucb, gethostname))
dnl dl lib?
AC_CHECK_FUNC(dlopen, , AC_CHECK_LIB(dl, dlopen))
dnl **********************************************************************
dnl Check for the presence of SSL libraries and headers
dnl **********************************************************************
dnl Default to compiler & linker defaults for SSL files & libraries.
OPT_SSL=off
AC_ARG_WITH(ssl,dnl
[ --with-ssl[=DIR] where to look for SSL [compiler/linker default paths]
DIR points to the SSL installation [/usr/local/ssl]],
OPT_SSL=$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"$OPT_SSL" = Xyes && OPT_SSL=/usr/local/ssl
LIBS="$LIBS -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)
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 $ac_cv_header_openssl_x509_h = no; then
AC_CHECK_HEADERS(x509.h rsa.h crypto.h pem.h ssl.h err.h)
fi
fi
fi
dnl **********************************************************************
dnl Check for the presence of ZLIB libraries and headers
dnl **********************************************************************
dnl Default to compiler & linker defaults for files & libraries.
dnl OPT_ZLIB=no
dnl AC_ARG_WITH(zlib,dnl
dnl [ --with-zlib[=DIR] where to look for ZLIB [compiler/linker default paths]
dnl DIR points to the ZLIB installation prefix [/usr/local]],
dnl OPT_ZLIB=$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([$OPT_ZLIB])
dnl fi
dnl z lib?
dnl AC_CHECK_FUNC(gzread, , AC_CHECK_LIB(z, gzread))
dnl **********************************************************************
dnl Back to "normal" configuring
dnl **********************************************************************
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS( \
unistd.h \
malloc.h \
stdlib.h \
arpa/inet.h \
net/if.h \
netinet/in.h \
netdb.h \
sys/select.h \
sys/socket.h \
sys/sockio.h \
sys/stat.h \
sys/types.h \
sys/time.h \
getopt.h \
sys/param.h \
termios.h \
termio.h \
sgtty.h \
fcntl.h \
dlfcn.h \
alloca.h \
winsock.h \
time.h \
io.h \
)
dnl Check for libz header
dnl AC_CHECK_HEADERS(zlib.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_HEADER_TIME
# mprintf() checks:
# check for 'long double'
AC_CHECK_SIZEOF(long double, 8)
# check for 'long long'
AC_CHECK_SIZEOF(long long, 4)
dnl Get system canonical name
AC_CANONICAL_HOST
AC_DEFINE_UNQUOTED(OS, "${host}")
dnl Checks for library functions.
dnl AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
AC_FUNC_VPRINTF
AC_CHECK_FUNCS( socket \
select \
strdup \
strstr \
strftime \
uname \
strcasecmp \
stricmp \
strcmpi \
gethostname \
gethostbyname_r \
gethostbyaddr \
gethostbyaddr_r \
getservbyname \
gettimeofday \
inet_addr \
inet_ntoa \
inet_ntoa_r \
tcsetattr \
tcgetattr \
perror \
getpass \
closesocket \
setvbuf \
RAND_status \
RAND_screen
)
#
# The *_r functions below can have a different amount of parameters depending
# on various systems. Let's check how many this system wants!
#
if test "$ac_cv_func_gethostbyname_r" = yes ; then
OL_FUNC_GETHOSTBYNAME_R_NARGS
else
ol_cv_func_gethostbyname_r=0
fi
if test "$ac_cv_func_gethostbyaddr_r" = yes ; then
OL_FUNC_GETHOSTBYADDR_R_NARGS
else
ol_cv_func_gethostbyaddr_r=0
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_RANLIB
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 \
src/Makefile \
lib/Makefile )
dnl perl/checklinks.pl \
dnl perl/getlinks.pl \
dnl perl/formfind.pl \
dnl perl/recursiveftpget.pl )
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