diff options
Diffstat (limited to 'unix/configure.in')
| -rw-r--r-- | unix/configure.in | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/unix/configure.in b/unix/configure.in index 6f6eead..149a84d 100644 --- a/unix/configure.in +++ b/unix/configure.in @@ -3,7 +3,7 @@ dnl This file is an input file used by the GNU "autoconf" program to dnl generate the file "configure", which is run during Tcl installation dnl to configure the system for the local environment. # -# RCS: @(#) $Id: configure.in,v 1.106.2.33 2007/01/25 02:06:38 das Exp $ +# RCS: @(#) $Id: configure.in,v 1.106.2.34 2007/02/04 02:51:37 das Exp $ AC_INIT(../generic/tcl.h) AC_PREREQ(2.13) @@ -62,16 +62,15 @@ SC_MISSING_POSIX_HEADERS # It makes compiling go faster. (This is only a performance feature.) #------------------------------------------------------------------------ -if test -z "$no_pipe"; then -if test -n "$GCC"; then - AC_MSG_CHECKING([if the compiler understands -pipe]) - OLDCC="$CC" - CC="$CC -pipe" - AC_TRY_COMPILE(,, - AC_MSG_RESULT([yes]), - CC="$OLDCC" - AC_MSG_RESULT([no])) -fi +if test -z "$no_pipe" && test -n "$GCC"; then + AC_CACHE_CHECK([if the compiler understands -pipe], + tcl_cv_cc_pipe, [ + hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -pipe" + AC_TRY_COMPILE(,, tcl_cv_cc_pipe=yes, tcl_cv_cc_pipe=no) + CFLAGS=$hold_cflags]) + if test $tcl_cv_cc_pipe = yes; then + CFLAGS="$CFLAGS -pipe" + fi fi #------------------------------------------------------------------------ |