diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 43 |
1 files changed, 40 insertions, 3 deletions
@@ -16005,11 +16005,11 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext #include <sys/syscall.h> int main() { - const int flags = 0; char buffer[1]; - int n; + const size_t buflen = sizeof(buffer); + const int flags = 0; /* ignore the result, Python checks for ENOSYS at runtime */ - (void)syscall(SYS_getrandom, buffer, sizeof(buffer), flags); + (void)syscall(SYS_getrandom, buffer, buflen, flags); return 0; } @@ -16031,6 +16031,43 @@ $as_echo "#define HAVE_GETRANDOM_SYSCALL 1" >>confdefs.h fi +# check if the getrandom() function is available +# the test was written for the Solaris function of <sys/random.h> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the getrandom() function" >&5 +$as_echo_n "checking for the getrandom() function... " >&6; } +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + + #include <sys/random.h> + + int main() { + char buffer[1]; + const size_t buflen = sizeof(buffer); + const int flags = 0; + /* ignore the result, Python checks for ENOSYS at runtime */ + (void)getrandom(buffer, buflen, flags); + return 0; + } + + +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + have_getrandom=yes +else + have_getrandom=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_getrandom" >&5 +$as_echo "$have_getrandom" >&6; } + +if test "$have_getrandom" = yes; then + +$as_echo "#define HAVE_GETRANDOM 1" >>confdefs.h + +fi + # generate output files ac_config_files="$ac_config_files Makefile.pre Modules/Setup.config Misc/python.pc Misc/python-config.sh" |