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Modified configuration script to actually verify if the compiler is good

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enough at detecting compilation errors or at least it has been properly
configured to do so. Configuration heavily depends on this capability, so
if this compiler sanity check fails the configuration process will now fail.
This commit is contained in:
Yang Tse
2008-06-20 18:09:48 +00:00
parent da97f78ae0
commit 2c61e9c76a
5 changed files with 258 additions and 54 deletions
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69
configure.ac
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@@ -212,32 +212,6 @@ AC_PROG_MAKE_SET
dnl check if there's a way to force code inline
AC_C_INLINE
dnl **********************************************************************
dnl Make sure that our checks for headers windows.h winsock.h winsock2.h
dnl and ws2tcpip.h take precedence over any other further checks which
dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
dnl this specific header files. And do them before its results are used.
dnl **********************************************************************
CURL_CHECK_HEADER_WINDOWS
CURL_CHECK_NATIVE_WINDOWS
case X-"$ac_cv_native_windows" in
X-yes)
CURL_CHECK_HEADER_WINSOCK
CURL_CHECK_HEADER_WINSOCK2
CURL_CHECK_HEADER_WS2TCPIP
CURL_CHECK_HEADER_WINLDAP
CURL_CHECK_HEADER_WINBER
;;
*)
ac_cv_header_winsock_h="no"
ac_cv_header_winsock2_h="no"
ac_cv_header_ws2tcpip_h="no"
ac_cv_header_winldap_h="no"
ac_cv_header_winber_h="no"
;;
esac
dnl **********************************************************************
dnl platform/compiler/architecture specific checks/flags
dnl **********************************************************************
@@ -275,6 +249,46 @@ case $host in
#
esac
CURL_CHECK_DEF([__xlc__])
if test "$curl_cv_have_def___xlc__" = "yes"; then
dnl Force xlc to stop after the compilation phase, and not
dnl generate object code file when compilation has errors.
CFLAGS="$CFLAGS -qhalt=e"
fi
CURL_CHECK_COMPILER_HALT_ON_ERROR
CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE
dnl **********************************************************************
dnl Compilation based checks should not be done before this point.
dnl **********************************************************************
dnl **********************************************************************
dnl Make sure that our checks for headers windows.h winsock.h winsock2.h
dnl and ws2tcpip.h take precedence over any other further checks which
dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
dnl this specific header files. And do them before its results are used.
dnl **********************************************************************
CURL_CHECK_HEADER_WINDOWS
CURL_CHECK_NATIVE_WINDOWS
case X-"$ac_cv_native_windows" in
X-yes)
CURL_CHECK_HEADER_WINSOCK
CURL_CHECK_HEADER_WINSOCK2
CURL_CHECK_HEADER_WS2TCPIP
CURL_CHECK_HEADER_WINLDAP
CURL_CHECK_HEADER_WINBER
;;
*)
ac_cv_header_winsock_h="no"
ac_cv_header_winsock2_h="no"
ac_cv_header_ws2tcpip_h="no"
ac_cv_header_winldap_h="no"
ac_cv_header_winber_h="no"
;;
esac
dnl ************************************************************
dnl switch off particular protocols
dnl
@@ -1821,9 +1835,6 @@ if test "x$RECENTAIX" = "xyes"; then
dnl the optimizer assumes that pointers can only point to
dnl an object of the same type.
CFLAGS="$CFLAGS -qnoansialias"
dnl Force AIX xlc to stop after the compilation phase, and not
dnl generate object code, when the source compiles with errors.
CFLAGS="$CFLAGS -qhalt=e"
)