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Ensure that the compiler 'knows' the 'long' type in CURL_CONFIGURE_LONG

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This commit is contained in:
Yang Tse 2008-08-13 18:57:48 +00:00
parent c125d83e9e
commit 7bdae7be4f
1 changed files with 39 additions and 37 deletions
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76
acinclude.m4
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@ -3613,43 +3613,6 @@ _EOF
]) ])
dnl CURL_CONFIGURE_LONG
dnl -------------------------------------------------
dnl Find out the size of long as reported by sizeof() and define
dnl CURL_SIZEOF_LONG as appropriate to be used in template file
dnl include/curl/curlbuild.h.in to properly configure the library.
dnl The size of long is a build time characteristic and as such
dnl must be recorded in curlbuild.h
AC_DEFUN([CURL_CONFIGURE_LONG], [
if test ! -z "$ac_cv_sizeof_long"; then
AC_MSG_WARN([Use CURL-CONFIGURE-LONG to check the size of long first])
fi
AC_MSG_CHECKING([size of long])
curl_sizeof_long="unknown"
for tmp_size in '16' '8' '4' '2' '1' ; do
if test "$curl_sizeof_long" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
typedef char dummy_arr[sizeof(long) == $tmp_size ? 1 : -1];
]],[[
dummy_arr[1] = (long)1;
]])
],[
curl_sizeof_long="$tmp_size"
])
fi
done
if test "$curl_sizeof_long" = "unknown"; then
AC_MSG_ERROR([cannot find out size of long])
else
AC_MSG_RESULT([$curl_sizeof_long])
CURL_DEFINE_UNQUOTED([CURL_SIZEOF_LONG], [$curl_sizeof_long])
ac_cv_sizeof_long="$curl_sizeof_long"
fi
])
dnl CURL_INCLUDES_INTTYPES dnl CURL_INCLUDES_INTTYPES
dnl ------------------------------------------------- dnl -------------------------------------------------
dnl Set up variable with list of headers that must be dnl Set up variable with list of headers that must be
@ -3674,6 +3637,45 @@ curl_includes_inttypes="\
]) ])
dnl CURL_CONFIGURE_LONG
dnl -------------------------------------------------
dnl Find out the size of long as reported by sizeof() and define
dnl CURL_SIZEOF_LONG as appropriate to be used in template file
dnl include/curl/curlbuild.h.in to properly configure the library.
dnl The size of long is a build time characteristic and as such
dnl must be recorded in curlbuild.h
AC_DEFUN([CURL_CONFIGURE_LONG], [
AC_REQUIRE([CURL_INCLUDES_INTTYPES])dnl
if test ! -z "$ac_cv_sizeof_long"; then
AC_MSG_WARN([Use CURL-CONFIGURE-LONG to check the size of long first])
fi
AC_MSG_CHECKING([size of long])
curl_sizeof_long="unknown"
for tmp_size in '16' '8' '4' '2' '1' ; do
if test "$curl_sizeof_long" = "unknown"; then
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
$curl_includes_inttypes
typedef char dummy_arr[sizeof(long) == $tmp_size ? 1 : -1];
]],[[
dummy_arr[1] = (long)1;
]])
],[
curl_sizeof_long="$tmp_size"
])
fi
done
if test "$curl_sizeof_long" = "unknown"; then
AC_MSG_ERROR([cannot find out size of long])
else
AC_MSG_RESULT([$curl_sizeof_long])
CURL_DEFINE_UNQUOTED([CURL_SIZEOF_LONG], [$curl_sizeof_long])
ac_cv_sizeof_long="$curl_sizeof_long"
fi
])
dnl DO_CURL_OFF_T_CHECK (TYPE, SIZE) dnl DO_CURL_OFF_T_CHECK (TYPE, SIZE)
dnl ------------------------------------------------- dnl -------------------------------------------------
dnl Internal macro for CURL_CONFIGURE_CURL_OFF_T dnl Internal macro for CURL_CONFIGURE_CURL_OFF_T