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Diffstat (limited to 'Build/source/libs/curl/acinclude.m4')
| -rw-r--r-- | Build/source/libs/curl/acinclude.m4 | 447 |
1 files changed, 447 insertions, 0 deletions
diff --git a/Build/source/libs/curl/acinclude.m4 b/Build/source/libs/curl/acinclude.m4 new file mode 100644 index 00000000000..3b7ab69f080 --- /dev/null +++ b/Build/source/libs/curl/acinclude.m4 @@ -0,0 +1,447 @@ +dnl Check for how to set a socket to non-blocking state. There seems to exist +dnl four known different ways, with the one used almost everywhere being POSIX +dnl and XPG3, while the other different ways for different systems (old BSD, +dnl Windows and Amiga). +dnl +dnl There are two known platforms (AIX 3.x and SunOS 4.1.x) where the +dnl O_NONBLOCK define is found but does not work. This condition is attempted +dnl to get caught in this script by using an excessive number of #ifdefs... +dnl +AC_DEFUN(CURL_CHECK_NONBLOCKING_SOCKET, +[ + AC_MSG_CHECKING([non-blocking sockets style]) + + AC_TRY_COMPILE([ +/* headers for O_NONBLOCK test */ +#include <sys/types.h> +#include <unistd.h> +#include <fcntl.h> +],[ +/* try to compile O_NONBLOCK */ + +#if defined(sun) || defined(__sun__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) +# if defined(__SVR4) || defined(__srv4__) +# define PLATFORM_SOLARIS +# else +# define PLATFORM_SUNOS4 +# endif +#endif +#if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX4) +# define PLATFORM_AIX_V3 +#endif + +#if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3) +#error "O_NONBLOCK does not work on this platform" +#endif + int socket; + int flags = fcntl(socket, F_SETFL, flags | O_NONBLOCK); +],[ +dnl the O_NONBLOCK test was fine +nonblock="O_NONBLOCK" +AC_DEFINE(HAVE_O_NONBLOCK) +],[ +dnl the code was bad, try a different program now, test 2 + + AC_TRY_COMPILE([ +/* headers for FIONBIO test */ +#include <unistd.h> +#include <stropts.h> +],[ +/* FIONBIO source test */ + int flags = ioctl(socket, FIONBIO, &flags); +],[ +dnl FIONBIO test was good +nonblock="FIONBIO" +AC_DEFINE(HAVE_FIONBIO) +],[ +dnl FIONBIO test was also bad +dnl the code was bad, try a different program now, test 3 + + AC_TRY_COMPILE([ +/* headers for ioctlsocket test (cygwin?) */ +#include <windows.h> +],[ +/* ioctlsocket source code */ + int flags = ioctlsocket(socket, FIONBIO, &flags); +],[ +dnl ioctlsocket test was good +nonblock="ioctlsocket" +AC_DEFINE(HAVE_IOCTLSOCKET) +],[ +dnl ioctlsocket didnt compile! + + AC_TRY_COMPILE([ +/* headers for IoctlSocket test (Amiga?) */ +#include <sys/ioctl.h> +],[ +/* IoctlSocket source code */ + int flags = IoctlSocket(socket, FIONBIO, (long)1); +],[ +dnl ioctlsocket test was good +nonblock="IoctlSocket" +AC_DEFINE(HAVE_IOCTLSOCKET_CASE) +],[ +dnl ioctlsocket didnt compile! +nonblock="nada" +AC_DEFINE(HAVE_DISABLED_NONBLOCKING) +]) +dnl end of forth test + +]) +dnl end of third test + +]) +dnl end of second test + +]) +dnl end of non-blocking try-compile test + AC_MSG_RESULT($nonblock) + + if test "$nonblock" = "nada"; then + AC_MSG_WARN([non-block sockets disabled]) + fi +]) + +dnl Check for socklen_t: historically on BSD it is an int, and in +dnl POSIX 1g it is a type of its own, but some platforms use different +dnl types for the argument to getsockopt, getpeername, etc. So we +dnl have to test to find something that will work. +AC_DEFUN([TYPE_SOCKLEN_T], +[ + AC_CHECK_TYPE([socklen_t], ,[ + AC_MSG_CHECKING([for socklen_t equivalent]) + AC_CACHE_VAL([curl_cv_socklen_t_equiv], + [ + # Systems have either "struct sockaddr *" or + # "void *" as the second argument to getpeername + curl_cv_socklen_t_equiv= + for arg2 in "struct sockaddr" void; do + for t in int size_t unsigned long "unsigned long"; do + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <sys/socket.h> + + int getpeername (int, $arg2 *, $t *); + ],[ + $t len; + getpeername(0,0,&len); + ],[ + curl_cv_socklen_t_equiv="$t" + break + ]) + done + done + + if test "x$curl_cv_socklen_t_equiv" = x; then + AC_MSG_ERROR([Cannot find a type to use in place of socklen_t]) + fi + ]) + AC_MSG_RESULT($curl_cv_socklen_t_equiv) + AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv, + [type to use in place of socklen_t if not defined])], + [#include <sys/types.h> +#include <sys/socket.h>]) +]) + +dnl Check for in_addr_t: it is used to receive the return code of inet_addr() +dnl and a few other things. If not found, we set it to unsigned int, as even +dnl 64-bit implementations use to set it to a 32-bit type. +AC_DEFUN([TYPE_IN_ADDR_T], +[ + AC_CHECK_TYPE([in_addr_t], ,[ + AC_MSG_CHECKING([for in_addr_t equivalent]) + AC_CACHE_VAL([curl_cv_in_addr_t_equiv], + [ + # Systems have either "struct sockaddr *" or + # "void *" as the second argument to getpeername + curl_cv_in_addr_t_equiv= + for t in int size_t unsigned long "unsigned long"; do + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <sys/socket.h> + #include <arpa/inet.h> + ],[ + $t data = inet_addr ("1.2.3.4"); + ],[ + curl_cv_in_addr_t_equiv="$t" + break + ]) + done + + if test "x$curl_cv_in_addr_t_equiv" = x; then + AC_MSG_ERROR([Cannot find a type to use in place of in_addr_t]) + fi + ]) + AC_MSG_RESULT($curl_cv_in_addr_t_equiv) + AC_DEFINE_UNQUOTED(in_addr_t, $curl_cv_in_addr_t_equiv, + [type to use in place of in_addr_t if not defined])], + [#include <sys/types.h> +#include <sys/socket.h> +#include <arpa/inet.h>]) +]) + +dnl ************************************************************ +dnl check for "localhost", if it doesn't exist, we can't do the +dnl gethostbyname_r tests! +dnl + +AC_DEFUN(CURL_CHECK_WORKING_RESOLVER,[ +AC_MSG_CHECKING([if "localhost" resolves]) +AC_TRY_RUN([ +#include <string.h> +#include <sys/types.h> +#include <netdb.h> + +int +main () { +struct hostent *h; +h = gethostbyname("localhost"); +exit (h == NULL ? 1 : 0); }],[ + AC_MSG_RESULT(yes)],[ + AC_MSG_RESULT(no) + AC_MSG_ERROR([can't figure out gethostbyname_r() since localhost doesn't resolve]) + + ] +) +]) + +dnl ************************************************************ +dnl check for working getaddrinfo() +dnl +AC_DEFUN(CURL_CHECK_WORKING_GETADDRINFO,[ + AC_CACHE_CHECK(for working getaddrinfo, ac_cv_working_getaddrinfo,[ + AC_TRY_RUN( [ +#include <netdb.h> +#include <sys/types.h> +#include <sys/socket.h> + +void main(void) { + struct addrinfo hints, *ai; + int error; + + memset(&hints, 0, sizeof(hints)); + hints.ai_family = AF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + error = getaddrinfo("127.0.0.1", "8080", &hints, &ai); + if (error) { + exit(1); + } + else { + exit(0); + } +} +],[ + ac_cv_working_getaddrinfo="yes" +],[ + ac_cv_working_getaddrinfo="no" +],[ + ac_cv_working_getaddrinfo="yes" +])]) +if test "$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_COMPILE([ +#include <string.h> +#include <sys/types.h> +#include <netdb.h> +#undef NULL +#define NULL (void *)0 + +int +gethostbyname_r(const char *, struct hostent *, struct hostent_data *);],[ +struct hostent_data data; +gethostbyname_r(NULL, NULL, NULL);],[ + 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_COMPILE([ +#define _REENTRANT + +#include <string.h> +#include <sys/types.h> +#include <netdb.h> +#undef NULL +#define NULL (void *)0 + +int +gethostbyname_r(const char *,struct hostent *, struct hostent_data *);],[ +struct hostent_data data; +gethostbyname_r(NULL, NULL, NULL);],[ + 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_COMPILE([ +#include <sys/types.h> +#include <netdb.h> +#undef NULL +#define NULL (void *)0 + +struct hostent * +gethostbyname_r(const char *, struct hostent *, char *, int, int *);],[ +gethostbyname_r(NULL, NULL, NULL, 0, NULL);],[ + 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_COMPILE([ +#include <sys/types.h> +#include <netdb.h> +#undef NULL +#define NULL (void *)0 + +int +gethostbyname_r(const char *, struct hostent *, char *, size_t, +struct hostent **, int *);],[ +gethostbyname_r(NULL, NULL, NULL, 0, NULL, NULL);],[ + 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 +]) |