diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 30 |
1 files changed, 9 insertions, 21 deletions
diff --git a/configure.ac b/configure.ac index 439cdca..11c5a8e 100644 --- a/configure.ac +++ b/configure.ac @@ -171,27 +171,15 @@ AS_IF([test "$EGREP" != "$GREP -E"], ACX_WITH_DEPRECATED([sed], [SED]) AC_ARG_VAR([INSTALL], [Specify the full path to GNU sed]) AC_PROG_SED -AC_CACHE_CHECK([whether $SED understands -i -e], - [acx_cv_sed_i_e], - [echo foo > .ct-ng.sed.test - ${SED} -i -e 's/foo/bar/' .ct-ng.sed.test >/dev/null 2>&1 - rc=$? - content=`cat .ct-ng.sed.test` - rm -f .ct-ng.sed.test - AS_IF([test "$rc:$content" = "0:bar"], - [acx_cv_sed_i_e=yes], - [AC_MSG_ERROR([sed does not accept -i -e])])]) -AC_CACHE_CHECK([which $SED option selects extended regexp], - [acx_cv_sed_r], - [opt_r=`echo foo | $SED -r -e 's/f(o)o/b\1ar/' 2>/dev/null` - opt_E=`echo foo | $SED -E -e 's/f(o)o/b\1ar/' 2>/dev/null` - AS_IF([test "$opt_r" = "boar"], - [acx_cv_sed_r=-r], - [test "$opt_E" = "boar"], - [acx_cv_sed_r=-E], - [AC_MSG_ERROR([neither -r nor -E enables extended regexp])])]) -SED_R="$SED $acx_cv_sed_r" -AC_SUBST([SED_R]) +AC_MSG_CHECKING([whether sed understands -r -i -e]) +echo foo > .ct-ng.sed.test +${SED} -r -i -e 's/f(o)o/b\1ar/' .ct-ng.sed.test >/dev/null 2>&1 +rc=$? +content=`cat .ct-ng.sed.test` +rm -f .ct-ng.sed.test +AS_IF([test "$rc:$content" = "0:boar"], + [AC_MSG_RESULT([yes])], + [AC_MSG_ERROR([sed does not accept -r -i -e])]) AC_PROG_LN_S |