mirror of
https://github.com/python/cpython
synced 2024-09-05 00:05:39 +00:00
Add code to test for all sorts of gethostbyname_r variants,
donated by David Arnold.
This commit is contained in:
Guido van Rossum
parent
7152e9b483
commit
a96f0ba7cc
271
configure
vendored
271
configure
vendored
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@ -1,6 +1,6 @@
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#! /bin/sh
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# From configure.in Revision: 1.97
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# From configure.in Revision: 1.99
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# Guess values for system-dependent variables and create Makefiles.
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# Generated automatically using autoconf version 2.13
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@ -3155,7 +3155,7 @@ fi
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# checks for library functions
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for ac_func in alarm chown clock dlopen execv flock fork \
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fsync fdatasync ftime ftruncate \
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gethostname_r getpeername getpgrp getpid getpwent gettimeofday getwd \
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getpeername getpgrp getpid getpwent gettimeofday getwd \
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kill link lstat mkfifo mktime nice pause plock pthread_init putenv readlink \
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select setgid setlocale setuid setsid setpgid setpgrp setvbuf \
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sigaction siginterrupt sigrelse strftime strptime symlink \
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@ -4081,12 +4081,239 @@ fi
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rm -f conftest*
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echo "$ac_t""$va_list_is_array" 1>&6
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# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
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echo $ac_n "checking for gethostbyname_r""... $ac_c" 1>&6
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echo "configure:4087: checking for gethostbyname_r" >&5
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if eval "test \"`echo '$''{'ac_cv_func_gethostbyname_r'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 4092 "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char gethostbyname_r(); below. */
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#include <assert.h>
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/* Override any gcc2 internal prototype to avoid an error. */
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char gethostbyname_r();
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int main() {
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/* The GNU C library defines this for functions which it implements
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to always fail with ENOSYS. Some functions are actually named
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something starting with __ and the normal name is an alias. */
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#if defined (__stub_gethostbyname_r) || defined (__stub___gethostbyname_r)
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choke me
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#else
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gethostbyname_r();
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:4115: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_func_gethostbyname_r=yes"
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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eval "ac_cv_func_gethostbyname_r=no"
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fi
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rm -f conftest*
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fi
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if eval "test \"`echo '$ac_cv_func_'gethostbyname_r`\" = yes"; then
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echo "$ac_t""yes" 1>&6
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cat >> confdefs.h <<\EOF
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#define HAVE_GETHOSTBYNAME_R 1
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EOF
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echo $ac_n "checking gethostbyname_r with 6 args""... $ac_c" 1>&6
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echo "configure:4135: checking gethostbyname_r with 6 args" >&5
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OLD_CFLAGS=$CFLAGS
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CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
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cat > conftest.$ac_ext <<EOF
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#line 4139 "configure"
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#include "confdefs.h"
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# include <netdb.h>
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int main() {
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char *name;
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struct hostent *he, *res;
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char buffer[2048];
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int buflen = 2048;
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int h_errnop;
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(void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
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; return 0; }
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EOF
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if { (eval echo configure:4156: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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cat >> confdefs.h <<\EOF
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#define HAVE_GETHOSTBYNAME_R_6_ARG 1
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EOF
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echo "$ac_t""yes" 1>&6
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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echo "$ac_t""no" 1>&6
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echo $ac_n "checking gethostbyname_r with 5 args""... $ac_c" 1>&6
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echo "configure:4172: checking gethostbyname_r with 5 args" >&5
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cat > conftest.$ac_ext <<EOF
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#line 4174 "configure"
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#include "confdefs.h"
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# include <netdb.h>
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int main() {
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char *name;
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struct hostent *he;
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char buffer[2048];
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int buflen = 2048;
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int h_errnop;
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(void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
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; return 0; }
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EOF
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if { (eval echo configure:4191: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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cat >> confdefs.h <<\EOF
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#define HAVE_GETHOSTBYNAME_R_5_ARG 1
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EOF
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echo "$ac_t""yes" 1>&6
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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echo "$ac_t""no" 1>&6
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echo $ac_n "checking gethostbyname_r with 3 args""... $ac_c" 1>&6
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echo "configure:4207: checking gethostbyname_r with 3 args" >&5
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cat > conftest.$ac_ext <<EOF
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#line 4209 "configure"
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#include "confdefs.h"
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# include <netdb.h>
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int main() {
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char *name;
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struct hostent *he;
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struct hostent_data data;
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(void) gethostbyname_r(name, he, &data);
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; return 0; }
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EOF
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if { (eval echo configure:4224: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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cat >> confdefs.h <<\EOF
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#define HAVE_GETHOSTBYNAME_R_3_ARG 1
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EOF
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echo "$ac_t""yes" 1>&6
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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echo "$ac_t""no" 1>&6
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fi
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rm -f conftest*
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fi
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rm -f conftest*
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fi
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rm -f conftest*
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CFLAGS=$OLD_CFLAGS
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else
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echo "$ac_t""no" 1>&6
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echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
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echo "configure:4254: checking for gethostbyname" >&5
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if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 4259 "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char gethostbyname(); below. */
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#include <assert.h>
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/* Override any gcc2 internal prototype to avoid an error. */
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char gethostbyname();
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int main() {
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/* The GNU C library defines this for functions which it implements
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to always fail with ENOSYS. Some functions are actually named
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something starting with __ and the normal name is an alias. */
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#if defined (__stub_gethostbyname) || defined (__stub___gethostbyname)
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choke me
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#else
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gethostbyname();
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:4282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_func_gethostbyname=yes"
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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eval "ac_cv_func_gethostbyname=no"
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fi
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rm -f conftest*
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fi
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if eval "test \"`echo '$ac_cv_func_'gethostbyname`\" = yes"; then
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echo "$ac_t""yes" 1>&6
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cat >> confdefs.h <<\EOF
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#define HAVE_GETHOSTBYNAME 1
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EOF
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else
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echo "$ac_t""no" 1>&6
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fi
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fi
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# checks for system services
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# (none yet)
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# Linux requires this for correct f.p. operations
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echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
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echo "configure:4090: checking for __fpu_control in -lieee" >&5
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echo "configure:4317: checking for __fpu_control in -lieee" >&5
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ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
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if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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@ -4094,7 +4321,7 @@ else
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ac_save_LIBS="$LIBS"
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LIBS="-lieee $LIBS"
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cat > conftest.$ac_ext <<EOF
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#line 4098 "configure"
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#line 4325 "configure"
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#include "confdefs.h"
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/* Override any gcc2 internal prototype to avoid an error. */
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/* We use char because int might match the return type of a gcc2
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@ -4105,7 +4332,7 @@ int main() {
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__fpu_control()
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; return 0; }
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EOF
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if { (eval echo configure:4109: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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if { (eval echo configure:4336: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_lib_$ac_lib_var=yes"
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else
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@ -4135,7 +4362,7 @@ fi
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# Check for --with-fpectl
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echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
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echo "configure:4139: checking for --with-fpectl" >&5
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echo "configure:4366: checking for --with-fpectl" >&5
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# Check whether --with-fpectl or --without-fpectl was given.
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if test "${with_fpectl+set}" = set; then
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withval="$with_fpectl"
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@ -4158,7 +4385,7 @@ BeOS) ;;
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*) LIBM=-lm
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esac
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echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
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echo "configure:4162: checking for --with-libm=STRING" >&5
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echo "configure:4389: checking for --with-libm=STRING" >&5
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# Check whether --with-libm or --without-libm was given.
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if test "${with_libm+set}" = set; then
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withval="$with_libm"
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@ -4179,7 +4406,7 @@ fi
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# check for --with-libc=...
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echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
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echo "configure:4183: checking for --with-libc=STRING" >&5
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echo "configure:4410: checking for --with-libc=STRING" >&5
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# Check whether --with-libc or --without-libc was given.
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if test "${with_libc+set}" = set; then
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withval="$with_libc"
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@ -4203,12 +4430,12 @@ LIBS="$LIBS $LIBM"
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for ac_func in hypot
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do
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echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
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echo "configure:4207: checking for $ac_func" >&5
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echo "configure:4434: checking for $ac_func" >&5
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if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 4212 "configure"
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#line 4439 "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char $ac_func(); below. */
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@ -4231,7 +4458,7 @@ $ac_func();
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; return 0; }
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EOF
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if { (eval echo configure:4235: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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if { (eval echo configure:4462: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_func_$ac_func=yes"
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else
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@ -4258,12 +4485,12 @@ done
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for ac_func in hypot
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do
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echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
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echo "configure:4262: checking for $ac_func" >&5
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echo "configure:4489: checking for $ac_func" >&5
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if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 4267 "configure"
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#line 4494 "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char $ac_func(); below. */
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@ -4286,7 +4513,7 @@ $ac_func();
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; return 0; }
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EOF
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if { (eval echo configure:4290: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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if { (eval echo configure:4517: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_func_$ac_func=yes"
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else
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@ -4316,7 +4543,7 @@ LIBS=$LIBS_SAVE
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# check for getopt
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echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
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echo "configure:4320: checking for genuine getopt" >&5
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echo "configure:4547: checking for genuine getopt" >&5
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if eval "test \"`echo '$''{'ac_cv_func_getopt'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -4324,7 +4551,7 @@ else
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ac_cv_func_getopt=no
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else
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cat > conftest.$ac_ext <<EOF
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#line 4328 "configure"
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#line 4555 "configure"
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#include "confdefs.h"
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#include <stdio.h>
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extern int optind, opterr, getopt();
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@ -4336,7 +4563,7 @@ int main() {
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exit(0);
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}
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EOF
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if { (eval echo configure:4340: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:4567: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ac_cv_func_getopt=yes
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else
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@ -4354,7 +4581,7 @@ test $ac_cv_func_getopt = no && LIBOBJS="$LIBOBJS getopt.o"
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# check whether malloc(0) returns NULL or not
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echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
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echo "configure:4358: checking what malloc(0) returns" >&5
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echo "configure:4585: checking what malloc(0) returns" >&5
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if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -4362,7 +4589,7 @@ else
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{ echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
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else
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cat > conftest.$ac_ext <<EOF
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#line 4366 "configure"
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#line 4593 "configure"
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#include "confdefs.h"
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#include <stdio.h>
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#ifdef HAVE_STDLIB
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@ -4381,7 +4608,7 @@ main() {
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exit(0);
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}
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EOF
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if { (eval echo configure:4385: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:4612: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ac_cv_malloc_zero=nonnull
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else
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@ -4567,6 +4794,10 @@ s%@USE_THREAD_MODULE@%$USE_THREAD_MODULE%g
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s%@LDLAST@%$LDLAST%g
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s%@DLINCLDIR@%$DLINCLDIR%g
|
||||
s%@LIBOBJS@%$LIBOBJS%g
|
||||
s%@HAVE_GETHOSTBYNAME_R_6_ARG@%$HAVE_GETHOSTBYNAME_R_6_ARG%g
|
||||
s%@HAVE_GETHOSTBYNAME_R_5_ARG@%$HAVE_GETHOSTBYNAME_R_5_ARG%g
|
||||
s%@HAVE_GETHOSTBYNAME_R_3_ARG@%$HAVE_GETHOSTBYNAME_R_3_ARG%g
|
||||
s%@HAVE_GETHOSTBYNAME@%$HAVE_GETHOSTBYNAME%g
|
||||
s%@LIBM@%$LIBM%g
|
||||
s%@LIBC@%$LIBC%g
|
||||
|
||||
|
|
|
|||
65
configure.in
65
configure.in
|
|
@ -663,7 +663,7 @@ LIBS="$LIBS -ldl -ldld"], AC_MSG_RESULT(no))
|
|||
# checks for library functions
|
||||
AC_CHECK_FUNCS(alarm chown clock dlopen execv flock fork \
|
||||
fsync fdatasync ftime ftruncate \
|
||||
gethostbyname_r getpeername getpgrp getpid getpwent gettimeofday getwd \
|
||||
getpeername getpgrp getpid getpwent gettimeofday getwd \
|
||||
kill link lstat mkfifo mktime nice pause plock pthread_init putenv readlink \
|
||||
select setgid setlocale setuid setsid setpgid setpgrp setvbuf \
|
||||
sigaction siginterrupt sigrelse strftime strptime symlink \
|
||||
|
|
@ -776,6 +776,69 @@ AC_TRY_COMPILE([
|
|||
AC_DEFINE(VA_LIST_IS_ARRAY) va_list_is_array=yes)
|
||||
AC_MSG_RESULT($va_list_is_array)
|
||||
|
||||
# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
|
||||
AC_CHECK_FUNC(gethostbyname_r, [
|
||||
AC_DEFINE(HAVE_GETHOSTBYNAME_R)
|
||||
AC_MSG_CHECKING([gethostbyname_r with 6 args])
|
||||
OLD_CFLAGS=$CFLAGS
|
||||
CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
|
||||
AC_TRY_COMPILE([
|
||||
# include <netdb.h>
|
||||
], [
|
||||
char *name;
|
||||
struct hostent *he, *res;
|
||||
char buffer[2048];
|
||||
int buflen = 2048;
|
||||
int h_errnop;
|
||||
|
||||
(void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
|
||||
], [
|
||||
AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG)
|
||||
AC_MSG_RESULT(yes)
|
||||
], [
|
||||
AC_MSG_RESULT(no)
|
||||
AC_MSG_CHECKING([gethostbyname_r with 5 args])
|
||||
AC_TRY_COMPILE([
|
||||
# include <netdb.h>
|
||||
], [
|
||||
char *name;
|
||||
struct hostent *he;
|
||||
char buffer[2048];
|
||||
int buflen = 2048;
|
||||
int h_errnop;
|
||||
|
||||
(void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
|
||||
], [
|
||||
AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG)
|
||||
AC_MSG_RESULT(yes)
|
||||
], [
|
||||
AC_MSG_RESULT(no)
|
||||
AC_MSG_CHECKING([gethostbyname_r with 3 args])
|
||||
AC_TRY_COMPILE([
|
||||
# include <netdb.h>
|
||||
], [
|
||||
char *name;
|
||||
struct hostent *he;
|
||||
struct hostent_data data;
|
||||
|
||||
(void) gethostbyname_r(name, he, &data);
|
||||
], [
|
||||
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG)
|
||||
AC_MSG_RESULT(yes)
|
||||
], [
|
||||
AC_MSG_RESULT(no)
|
||||
])
|
||||
])
|
||||
])
|
||||
CFLAGS=$OLD_CFLAGS
|
||||
], [
|
||||
AC_CHECK_FUNC(gethostbyname, AC_DEFINE(HAVE_GETHOSTBYNAME))
|
||||
])
|
||||
AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG)
|
||||
AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG)
|
||||
AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG)
|
||||
AC_SUBST(HAVE_GETHOSTBYNAME)
|
||||
|
||||
# checks for system services
|
||||
# (none yet)
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue