diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 472cb23..acf68b7 100644 --- a/configure.ac +++ b/configure.ac @@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script. AC_INIT([quilt],[0.42],[quilt-dev@nongnu.org]) AC_CONFIG_AUX_DIR(config) AC_PREREQ(2.53) -AC_REVISION ($Revision: 1.58 $) +AC_REVISION ($Revision: 1.59 $) PACKAGE_RELEASE=1 AC_SUBST(PACKAGE_RELEASE) @@ -116,6 +116,20 @@ Solaris users can use /usr/xpg4/bin/tr. fi QUILT_COMPAT_PROG_PATH(SED, sed) + +AC_MSG_CHECKING([whether $SED understands (foo|bar)]) +if test "`echo first | $SED -e 's/\(fir\|lo\)/la/' 2>/dev/null`" = "last"; then + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) + AC_MSG_ERROR([ +Sorry, you have a version of sed which doesn't understand constructs +of the form (foo|bar). $PACKAGE_NAME needs it. If you have access to +a version of sed which does understand such constructs, you can supply +its path with the '--with-sed=' option. +]) +fi + QUILT_COMPAT_PROG_PATH(AWK, awk, [gawk awk]) QUILT_COMPAT_PROG_PATH(POD2MAN, pod2man) QUILT_COMPAT_PROG_PATH(COLUMN, column) |