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cares-functions.m4: improve gethostname arg 2 data type check

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Yang Tse
2012-12-17 16:32:24 +01:00
parent c220b29b3c
commit b214c21cf6
1 changed files with 4 additions and 2 deletions
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6
m4/cares-functions.m4
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@ -15,7 +15,7 @@
#*************************************************************************** #***************************************************************************
# File version for 'aclocal' use. Keep it a single number. # File version for 'aclocal' use. Keep it a single number.
# serial 45 # serial 46
dnl CARES_INCLUDES_ARPA_INET dnl CARES_INCLUDES_ARPA_INET
@ -1408,6 +1408,7 @@ dnl HAVE_GETHOSTNAME will be defined.
AC_DEFUN([CARES_CHECK_FUNC_GETHOSTNAME], [ AC_DEFUN([CARES_CHECK_FUNC_GETHOSTNAME], [
AC_REQUIRE([CARES_INCLUDES_WINSOCK2])dnl AC_REQUIRE([CARES_INCLUDES_WINSOCK2])dnl
AC_REQUIRE([CARES_INCLUDES_UNISTD])dnl AC_REQUIRE([CARES_INCLUDES_UNISTD])dnl
AC_REQUIRE([CARES_PREPROCESS_CALLCONV])dnl
# #
tst_links_gethostname="unknown" tst_links_gethostname="unknown"
tst_proto_gethostname="unknown" tst_proto_gethostname="unknown"
@ -1474,8 +1475,9 @@ AC_DEFUN([CARES_CHECK_FUNC_GETHOSTNAME], [
AC_LANG_PROGRAM([[ AC_LANG_PROGRAM([[
$cares_includes_winsock2 $cares_includes_winsock2
$cares_includes_unistd $cares_includes_unistd
$cares_preprocess_callconv
extern int FUNCALLCONV gethostname($tst_arg1, $tst_arg2);
]],[[ ]],[[
int gethostname($tst_arg1 name, $tst_arg2 namelen);
if(0 != gethostname(0, 0)) if(0 != gethostname(0, 0))
return 1; return 1;
]]) ]])