AC_DEFUN(AM_SEARCH_USIZES, [
case "$3" in
"$ac_cv_sizeof_unsigned_int")
$1="typedef unsigned int $2;";;
"$ac_cv_sizeof_unsigned_char")
$1="typedef unsigned char $2;";;
"$ac_cv_sizeof_unsigned_short")
$1="typedef unsigned short $2;";;
"$ac_cv_sizeof_unsigned_long")
$1="typedef unsigned long $2;";;
"$ac_cv_sizeof_unsigned_long_long")
$1="typedef unsigned long long $2;";;
*)
if test "$4" != "notfatal"; then
AC_MSG_ERROR([No unsigned $3-byte integral type])
fi;;
esac])
AC_DEFUN(AM_SEARCH_SSIZES, [
case "$3" in
"$ac_cv_sizeof_int")
$1="typedef int $2;";;
"$ac_cv_sizeof_char")
$1="typedef char $2;";;
"$ac_cv_sizeof_short")
$1="typedef short $2;";;
"$ac_cv_sizeof_long")
$1="typedef long $2;";;
"$ac_cv_sizeof_long_long")
$1="typedef long long $2;";;
*)
if test "$4" != "notfatal"; then
AC_MSG_ERROR([No signed $3-byte integral type])
fi;;
esac])
AC_DEFUN(AM_TYPES, [
db_includes="AC_SUBST(inttypes_h_decl)
AC_CHECK_HEADER(inttypes.h, [
db_includes="$db_includes
inttypes_h_decl="
AC_SUBST(stdint_h_decl)
AC_MSG_CHECKING(for stdint.h)
AC_COMPILE_IFELSE([ int main() {
uint_least8_t x=0;
return x;
}],[AC_MSG_RESULT(yes)
if test "$db_cv_cxx" = "yes"; then
AC_MSG_CHECKING([if stdint.h can be used by C++])
AC_LANG_PUSH(C++)
AC_COMPILE_IFELSE([ int main() {
uint_least8_t x=0;
return x;
}],[AC_MSG_RESULT(yes)
stdint_h_decl=" db_includes="$db_includes
],[AC_MSG_RESULT(no)
stdint_h_decl=" db_includes="$db_includes
])
AC_LANG_POP
else
stdint_h_decl=" db_includes="$db_includes
fi],[AC_MSG_RESULT(no)])
AC_SUBST(stddef_h_decl)
AC_CHECK_HEADER(stddef.h, [
db_includes="$db_includes
stddef_h_decl="AC_SUBST(unistd_h_decl)
AC_CHECK_HEADER(unistd.h, [
db_includes="$db_includes
unistd_h_decl="db_includes="$db_includes
AC_CHECK_SIZEOF(char,, $db_includes)
AC_CHECK_SIZEOF(unsigned char,, $db_includes)
AC_CHECK_SIZEOF(short,, $db_includes)
AC_CHECK_SIZEOF(unsigned short,, $db_includes)
AC_CHECK_SIZEOF(int,, $db_includes)
AC_CHECK_SIZEOF(unsigned int,, $db_includes)
AC_CHECK_SIZEOF(long,, $db_includes)
AC_CHECK_SIZEOF(unsigned long,, $db_includes)
AC_CHECK_SIZEOF(long long,, $db_includes)
AC_CHECK_SIZEOF(unsigned long long,, $db_includes)
AC_CHECK_SIZEOF(char *,, $db_includes)
AC_SUBST(u_char_decl)
AC_CHECK_TYPE(u_char,,
[u_char_decl="typedef unsigned char u_char;"], $db_includes)
AC_SUBST(u_short_decl)
AC_CHECK_TYPE(u_short,,
[u_short_decl="typedef unsigned short u_short;"], $db_includes)
AC_SUBST(u_int_decl)
AC_CHECK_TYPE(u_int,,
[u_int_decl="typedef unsigned int u_int;"], $db_includes)
AC_SUBST(u_long_decl)
AC_CHECK_TYPE(u_long,,
[u_long_decl="typedef unsigned long u_long;"], $db_includes)
AC_SUBST(u_int8_decl)
AC_CHECK_TYPE(u_int8_t,,
[AM_SEARCH_USIZES(u_int8_decl, u_int8_t, 1)], $db_includes)
AC_SUBST(u_int16_decl)
AC_CHECK_TYPE(u_int16_t,,
[AM_SEARCH_USIZES(u_int16_decl, u_int16_t, 2)], $db_includes)
AC_SUBST(int16_decl)
AC_CHECK_TYPE(int16_t,,
[AM_SEARCH_SSIZES(int16_decl, int16_t, 2)], $db_includes)
AC_SUBST(u_int32_decl)
AC_CHECK_TYPE(u_int32_t,,
[AM_SEARCH_USIZES(u_int32_decl, u_int32_t, 4)], $db_includes)
AC_SUBST(int32_decl)
AC_CHECK_TYPE(int32_t,,
[AM_SEARCH_SSIZES(int32_decl, int32_t, 4)], $db_includes)
AC_SUBST(u_int64_decl)
AC_CHECK_TYPE(u_int64_t,,
[AM_SEARCH_USIZES(u_int64_decl, u_int64_t, 8, notfatal)], $db_includes)
AC_SUBST(int64_decl)
AC_CHECK_TYPE(int64_t,,
[AM_SEARCH_SSIZES(int64_decl, int64_t, 8, notfatal)], $db_includes)
AC_SUBST(FILE_t_decl)
AC_CHECK_TYPE(FILE *,, AC_MSG_ERROR([No FILE type.]), $db_includes)
AC_SUBST(off_t_decl)
AC_CHECK_TYPE(off_t,, AC_MSG_ERROR([No off_t type.]), $db_includes)
AC_SUBST(pid_t_decl)
AC_CHECK_TYPE(pid_t,, AC_MSG_ERROR([No pid_t type.]), $db_includes)
AC_SUBST(size_t_decl)
AC_CHECK_TYPE(size_t,, AC_MSG_ERROR([No size_t type.]), $db_includes)
AC_SUBST(time_t_decl)
AC_CHECK_TYPE(time_t,, AC_MSG_ERROR([No time_t type.]), $db_includes)
AC_CHECK_SIZEOF(size_t,, $db_includes)
AC_SUBST(ssize_t_decl)
AC_CHECK_TYPE(ssize_t,,
[AM_SEARCH_SSIZES(ssize_t_decl, ssize_t, $ac_cv_sizeof_size_t)],
$db_includes)
AC_SUBST(uintmax_t_decl)
AC_CHECK_TYPE(uintmax_t,, [AC_CHECK_TYPE(unsigned long long,
[uintmax_t_decl="typedef unsigned long long uintmax_t;"],
[uintmax_t_decl="typedef unsigned long uintmax_t;"], $db_includes)])
AC_SUBST(uintptr_t_decl)
AC_CHECK_TYPE(uintptr_t,,
[AM_SEARCH_USIZES(uintptr_t_decl, uintptr_t, $ac_cv_sizeof_char_p)])
AM_SOCKLEN_T
])