diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 57 |
1 files changed, 57 insertions, 0 deletions
@@ -12162,6 +12162,63 @@ fi done +echo "$as_me:$LINENO: checking printf supports argument control" >&5 +echo $ECHO_N "checking printf supports argument control... $ECHO_C" >&6 +if test "${pgac_cv_printf_arg_control+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test "$cross_compiling" = yes; then + pgac_cv_printf_arg_control=cross +else + cat >conftest.$ac_ext <<_ACEOF +#line $LINENO "configure" +#include "confdefs.h" +#include <stdio.h> + +int does_printf_have_arg_control() +{ + char buf[100]; + + /* can it swap arguments? */ + snprintf(buf, 100, "%2$d|%1$d", 3, 4); + if (strcmp(buf, "4|3") != 0) + return 0; + return 1; +} +main() { + exit(! does_printf_have_arg_control()); +} +_ACEOF +rm -f conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && { ac_try='./conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + pgac_cv_printf_arg_control=yes +else + echo "$as_me: program exited with status $ac_status" >&5 +echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +( exit $ac_status ) +pgac_cv_printf_arg_control=no +fi +rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext +fi + +fi +echo "$as_me:$LINENO: result: $pgac_cv_printf_arg_control" >&5 +echo "${ECHO_T}$pgac_cv_printf_arg_control" >&6 + +# cross compiler should use our snprintf too +if test $pgac_cv_printf_arg_control != yes ; then + pgac_need_repl_snprintf=yes +fi # Check whether <stdio.h> declares snprintf() and vsnprintf(); if not, # include/c.h will provide declarations. Note this is a separate test |