diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 313 |
1 files changed, 175 insertions, 138 deletions
diff --git a/configure.in b/configure.in index 58701d335..8942c99be 100644 --- a/configure.in +++ b/configure.in @@ -161,164 +161,200 @@ then AC_DEFINE(DISABLED_THREADSAFE, 1, \ Set to explicitly specify we don't want to use thread-safe functions) else + 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> -dnl check for a few thread-safe functions - - AC_CHECK_FUNCS( gethostbyname_r \ - gethostbyaddr_r \ - localtime_r \ - inet_ntoa_r - ) - - if test "$ac_cv_func_gethostbyname_r" = "yes"; then - - dnl ********************************************************************** - dnl Time to make a check for gethostbyname_r - dnl If it exists, it may use one of three different interfaces - dnl ********************************************************************** - - AC_MSG_CHECKING(for gethostbyname_r) - if test -z "$ac_cv_gethostbyname_args"; then - AC_TRY_COMPILE( - [ +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>], - [ +#include <netdb.h> + +int +main () { struct hostent h; struct hostent_data hdata; -char *name; -int rc; -rc = gethostbyname_r(name, &h, &hdata);], - ac_cv_gethostbyname_args=3) - fi - if test -z "$ac_cv_gethostbyname_args"; then - AC_TRY_COMPILE( - [ +char *name = "localhost"; +int rc; +memset(&h, 0, sizeof(struct hostent)); +memset(&hdata, 0, sizeof(struct hostent_data)); +rc = gethostbyname_r(name, &h, &hdata); +exit (rc != 0 ? 1 : 0); }],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_GETHOSTBYNAME_R_3) + AC_DEFINE(NEED_REENTRANT) + ac_cv_gethostbyname_args=3],[ + AC_MSG_RESULT(no) + AC_MSG_CHECKING(if gethostbyname_r takes 5 arguments) + AC_TRY_RUN([ #include <sys/types.h> -#include <netdb.h>], - [ +#include <netdb.h> + +int +main () { struct hostent *hp; struct hostent h; -char *name; -char buffer[10]; -int h_errno; -hp = gethostbyname_r(name, &h, buffer, 10, &h_errno);], - ac_cv_gethostbyname_args=5) - fi - if test -z "$ac_cv_gethostbyname_args"; then - AC_TRY_COMPILE( - [ +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>], - [ +#include <netdb.h> + +int +main () { struct hostent h; struct hostent *hp; -char *name; +char *name = "localhost"; char buf[10]; int rc; int h_errno; - rc = gethostbyname_r(name, &h, buf, 10, &hp, &h_errno); - ], - ac_cv_gethostbyname_args=6) - fi - if test -z "$ac_cv_gethostbyname_args"; then - AC_MSG_RESULT(no) - have_missing_r_funcs="$have_missing_r_funcs gethostbyname_r" - else - if test "$ac_cv_gethostbyname_args" = 3; then - AC_DEFINE(HAVE_GETHOSTBYNAME_R_3) - elif test "$ac_cv_gethostbyname_args" = 5; then - AC_DEFINE(HAVE_GETHOSTBYNAME_R_5) - elif test "$ac_cv_gethostbyname_args" = 6; then - AC_DEFINE(HAVE_GETHOSTBYNAME_R_6) - fi - AC_MSG_RESULT([yes, and it takes $ac_cv_gethostbyname_args arguments]) - fi - -dnl ********************************************************************** -dnl Time to make a check for gethostbyaddr_r -dnl If it exists, it may use one of three different interfaces -dnl ********************************************************************** - AC_MSG_CHECKING(for gethostbyaddr_r) - if test -z "$ac_cv_gethostbyaddr_args"; then - AC_TRY_COMPILE( - [ +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="$have_missing_r_funcs gethostbyname_r"])])])])]) + + dnl check for number of arguments to gethostbyaddr_r. it might take + dnl either 5, 7, or 8 arguments. + AC_CHECK_FUNCS(gethostbyaddr_r,[ + AC_MSG_CHECKING(if gethostbyaddr_r takes 5 arguments) + AC_TRY_COMPILE([ #include <sys/types.h> -#include <netdb.h>], - [ - char * address; - int length; - int type; - struct hostent h; - struct hostent_data hdata; - int rc; - rc = gethostbyaddr_r(address, length, type, &h, &hdata); - ], - ac_cv_gethostbyaddr_args=5) - - fi - if test -z "$ac_cv_gethostbyaddr_args"; then - AC_TRY_COMPILE( - [ +#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; - char buffer[10]; - int buflen; - int h_errnop; - struct hostent * hp; - - hp = gethostbyaddr_r(address, length, type, &h, - buffer, buflen, &h_errnop); - ], - ac_cv_gethostbyaddr_args=7) - fi - - if test -z "$ac_cv_gethostbyaddr_args"; then - AC_TRY_COMPILE( - [ +#include <netdb.h>],[ +char * address; +int length; +int type; +struct hostent h; +struct hostent_data hdata; +int rc; +rc = gethostbyaddr_r(address, length, type, &h, &hdata);],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_GETHOSTBYADDR_R_5) + AC_DEFINE(NEED_REENTRANT) + ac_cv_gethostbyaddr_args=5],[ + AC_MSG_RESULT(no) + AC_MSG_CHECKING(if gethostbyaddr_r takes 7 arguments) + AC_TRY_COMPILE([ #include <sys/types.h> -#include <netdb.h>], - [ - char * address; - int length; - int type; - struct hostent h; - char buffer[10]; - int buflen; - int h_errnop; - struct hostent * hp; - int rc; - - rc = gethostbyaddr_r(address, length, type, &h, - buffer, buflen, &hp, &h_errnop); - ], - ac_cv_gethostbyaddr_args=8) - fi - if test -z "$ac_cv_gethostbyaddr_args"; then - AC_MSG_RESULT(no) - have_missing_r_funcs="$have_missing_r_funcs gethostbyaddr_r" - else - if test "$ac_cv_gethostbyaddr_args" = 5; then - AC_DEFINE(HAVE_GETHOSTBYADDR_R_5) - elif test "$ac_cv_gethostbyaddr_args" = 7; then - AC_DEFINE(HAVE_GETHOSTBYADDR_R_7) - elif test "$ac_cv_gethostbyaddr_args" = 8; then - AC_DEFINE(HAVE_GETHOSTBYADDR_R_8) - fi - AC_MSG_RESULT([yes, and it takes $ac_cv_gethostbyaddr_args arguments]) - fi - - fi +#include <netdb.h>],[ +char * address; +int length; +int type; +struct hostent h; +char buffer[10]; +int buflen; +int h_errnop; +struct hostent * hp; + +hp = gethostbyaddr_r(address, length, type, &h, + buffer, buflen, &h_errnop);],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_GETHOSTBYADDR_R_7) + ac_cv_gethostbyaddr_args=7],[ + AC_MSG_RESULT(no) + AC_MSG_CHECKING(if gethostbyaddr_r takes 8 arguments) + AC_TRY_COMPILE([ +#include <sys/types.h> +#include <netdb.h>],[ +char * address; +int length; +int type; +struct hostent h; +char buffer[10]; +int buflen; +int h_errnop; +struct hostent * hp; +int rc; +rc = gethostbyaddr_r(address, length, type, &h, + buffer, buflen, &hp, &h_errnop);],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_GETHOSTBYADDR_R_8) + ac_cv_gethostbyaddr_args=8],[ + AC_MSG_RESULT(no) + have_missing_r_funcs="$have_missing_r_funcs gethostbyaddr_r"])])])])]) + + 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))])]) + + 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))])]) fi - dnl ********************************************************************** dnl Back to "normal" configuring dnl ********************************************************************** @@ -332,6 +368,7 @@ AC_CHECK_HEADERS( \ arpa/inet.h \ net/if.h \ netinet/in.h \ + netinet/if_ether.h \ netdb.h \ sys/select.h \ sys/socket.h \ |