diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/curl-compilers.m4 | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4 index ca2891400..ea10ceedb 100644 --- a/m4/curl-compilers.m4 +++ b/m4/curl-compilers.m4 @@ -22,7 +22,7 @@ #*************************************************************************** # File version for 'aclocal' use. Keep it a single number. -# serial 2 +# serial 5 dnl CURL_CHECK_COMPILER @@ -42,6 +42,7 @@ AC_DEFUN([CURL_CHECK_COMPILER], [ flags_opt_off="unknown" # CURL_CHECK_COMPILER_DEC + CURL_CHECK_COMPILER_HP CURL_CHECK_COMPILER_IBM CURL_CHECK_COMPILER_INTEL CURL_CHECK_COMPILER_GNU @@ -124,6 +125,28 @@ AC_DEFUN([CURL_CHECK_COMPILER_GNU], [ ]) +dnl CURL_CHECK_COMPILER_HP +dnl ------------------------------------------------- +dnl Verify if the C compiler being used is HP's. + +AC_DEFUN([CURL_CHECK_COMPILER_HP], [ + AC_MSG_CHECKING([whether we are using the HP C compiler]) + CURL_CHECK_DEF([__HP_cc], [], [silent]) + if test "$curl_cv_have_def___HP_cc" = "yes"; then + AC_MSG_RESULT([yes]) + compiler_id="HPC" + flags_dbg_all="-g -s" + flags_dbg_yes="-g" + flags_dbg_off="-s" + flags_opt_all="-O +O0 +O1 +O2 +O3 +O4" + flags_opt_yes="+O2" + flags_opt_off="+O0" + else + AC_MSG_RESULT([no]) + fi +]) + + dnl CURL_CHECK_COMPILER_IBM dnl ------------------------------------------------- dnl Verify if the C compiler being used is IBM's. @@ -215,6 +238,11 @@ AC_DEFUN([CURL_SET_COMPILER_BASIC_OPTS], [ CFLAGS="$CFLAGS -msg_fatal toofewargs,toomanyargs" fi # + if test "$compiler_id" = "HPC"; then + dnl Disallow run-time dereferencing of null pointers + CFLAGS="$CFLAGS -z" + fi + # if test "$compiler_id" = "IBMC"; then dnl Ensure that compiler optimizations are always thread-safe. CFLAGS="$CFLAGS -qthreaded" @@ -392,6 +420,13 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [ fi fi # + if test "$compiler_id" = "HPC"; then + if test "$want_warnings" = "yes"; then + dnl Issue all warnings + CFLAGS="$CFLAGS +w1" + fi + fi + # if test "$compiler_id" = "ICC_unix"; then if test "$want_warnings" = "yes"; then if test "$compiler_num" -gt "600"; then |