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https://github.com/python/cpython
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Configuration test for working getc_unlocked() (and flockfile() and
funlockfile()).
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4795524101
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@ -32,6 +32,9 @@
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/* Define this if your time.h defines altzone */
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#undef HAVE_ALTZONE
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/* Define this if you have flockfile(), getc_unlocked(), and funlockfile() */
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#undef HAVE_GETC_UNLOCKED
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/* Define this if you have gethostbyname() */
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#undef HAVE_GETHOSTBYNAME
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@ -97,6 +97,9 @@
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/* Define this if your time.h defines altzone */
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#undef HAVE_ALTZONE
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/* Define this if you have flockfile(), getc_unlocked(), and funlockfile() */
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#undef HAVE_GETC_UNLOCKED
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/* Define this if you have some version of gethostbyname_r() */
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#undef HAVE_GETHOSTBYNAME_R
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48
configure
vendored
48
configure
vendored
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@ -1,6 +1,6 @@
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#! /bin/sh
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# From configure.in Revision: 1.180
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# From configure.in Revision: 1.182
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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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@ -5948,6 +5948,46 @@ EOF
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fi
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# check for getc_unlocked and related locking functions
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echo $ac_n "checking for getc_unlocked() and friends""... $ac_c" 1>&6
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echo "configure:5954: checking for getc_unlocked() and friends" >&5
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if eval "test \"`echo '$''{'ac_cv_have_getc_unlocked'+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 5960 "configure"
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#include "confdefs.h"
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#include <stdio.h>
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int main() {
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FILE *f = fopen("/dev/null", "r");
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flockfile(f);
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getc_unlocked(f);
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funlockfile(f);
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; return 0; }
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EOF
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if { (eval echo configure:5972: \"$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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ac_cv_have_getc_unlocked=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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ac_cv_have_getc_unlocked=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$ac_cv_have_getc_unlocked" 1>&6
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if test "$ac_cv_have_getc_unlocked" = yes
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then
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cat >> confdefs.h <<\EOF
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#define HAVE_GETC_UNLOCKED 1
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EOF
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fi
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# THIS MUST BE LAST, IT CAN BREAK OTHER TESTS!
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# Add sys/socket.h to confdefs.h
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@ -5957,12 +5997,12 @@ cat >> confdefs.h <<\EOF
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#endif
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EOF
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echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
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echo "configure:5961: checking for socklen_t" >&5
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echo "configure:6001: checking for socklen_t" >&5
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if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+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 5966 "configure"
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#line 6006 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#if STDC_HEADERS
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@ -5991,7 +6031,7 @@ fi
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echo $ac_n "checking for Modules/Setup""... $ac_c" 1>&6
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echo "configure:5995: checking for Modules/Setup" >&5
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echo "configure:6035: checking for Modules/Setup" >&5
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if test ! -f Modules/Setup ; then
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if test ! -d Modules ; then
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mkdir Modules
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14
configure.in
14
configure.in
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@ -1291,6 +1291,20 @@ then
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AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS)
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fi
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# check for getc_unlocked and related locking functions
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AC_MSG_CHECKING(for getc_unlocked() and friends)
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AC_CACHE_VAL(ac_cv_have_getc_unlocked, [
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AC_TRY_LINK([#include <stdio.h>],[
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FILE *f = fopen("/dev/null", "r");
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flockfile(f);
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getc_unlocked(f);
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funlockfile(f);
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], ac_cv_have_getc_unlocked=yes, ac_cv_have_getc_unlocked=no)])
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AC_MSG_RESULT($ac_cv_have_getc_unlocked)
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if test "$ac_cv_have_getc_unlocked" = yes
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then
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AC_DEFINE(HAVE_GETC_UNLOCKED)
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fi
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# THIS MUST BE LAST, IT CAN BREAK OTHER TESTS!
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# Add sys/socket.h to confdefs.h
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