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Proper naming for the experimental compiler test and moved to *-compilers.m4

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This commit is contained in:
Yang Tse
2009-05-07 13:58:15 +00:00
parent 172501e10c
commit 7a928b40f3
5 changed files with 128 additions and 57 deletions
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64
m4/curl-compilers.m4
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@@ -22,7 +22,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
# serial 49
# serial 50
dnl CURL_CHECK_COMPILER
@@ -1160,6 +1160,68 @@ AC_DEFUN([CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE], [
])
dnl CURL_CHECK_COMPILER_STRUCT_MEMBER_SIZE
dnl -------------------------------------------------
dnl Verifies if the compiler is capable of handling the
dnl size of a struct member, struct which is a function
dnl result, as a compilation-time condition inside the
dnl type definition of a constant array.
AC_DEFUN([CURL_CHECK_COMPILER_STRUCT_MEMBER_SIZE], [
AC_REQUIRE([CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE])dnl
AC_MSG_CHECKING([if compiler struct member size checking works])
tst_compiler_check_one_works="unknown"
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
struct mystruct {
int mi;
char mc;
struct mystruct *next;
};
struct mystruct myfunc();
typedef char good_t1[sizeof(myfunc().mi) == sizeof(int) ? 1 : -1 ];
typedef char good_t2[sizeof(myfunc().mc) == sizeof(char) ? 1 : -1 ];
]],[[
good_t1 dummy1;
good_t2 dummy2;
]])
],[
tst_compiler_check_one_works="yes"
],[
tst_compiler_check_one_works="no"
sed 's/^/cc-src: /' conftest.$ac_ext >&6
sed 's/^/cc-err: /' conftest.err >&6
])
tst_compiler_check_two_works="unknown"
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
struct mystruct {
int mi;
char mc;
struct mystruct *next;
};
struct mystruct myfunc();
typedef char bad_t1[sizeof(myfunc().mi) != sizeof(int) ? 1 : -1 ];
typedef char bad_t2[sizeof(myfunc().mc) != sizeof(char) ? 1 : -1 ];
]],[[
bad_t1 dummy1;
bad_t2 dummy2;
]])
],[
tst_compiler_check_two_works="no"
],[
tst_compiler_check_two_works="yes"
])
if test "$tst_compiler_check_one_works" = "yes" &&
test "$tst_compiler_check_two_works" = "yes"; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
AC_MSG_ERROR([compiler fails struct member size checking.])
fi
])
dnl CURL_VAR_MATCH (VARNAME, VALUE)
dnl -------------------------------------------------
dnl Verifies if shell variable VARNAME contains VALUE.