configure.in: Don't use the dc command unless it is required

Some systems don't have the 'dc' command installed, and this causes
configure to print a warning message unnecessarily for a standard
(non-WIP and non-pre) release of e2fsprogs.

It's easy enough to avoid this problem, so let's do it.

Addresses-Sourceforge-Bug: #1893024

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/configure b/configure
index baac0b0..b569dd8 100755 (executable)
--- a/configure
+++ b/configure
@@ -1901,12 +1901,12 @@ esac
 
 base_ver=`echo $E2FSPROGS_VERSION | \
               sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
-pre_vers=`echo $base_ver 0.01 - p | dc`
 
 date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
 
 case $E2FSPROGS_VERSION in
 *-WIP|pre-*)
+       pre_vers=`echo $base_ver 0.01 - p | dc`
        E2FSPROGS_PKGVER="$pre_vers+${base_ver}_WIP_$date_spec"
        ;;
 *)

diff --git a/configure.in b/configure.in
index 6ef8533..5a9dead 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -41,12 +41,12 @@ esac
 
 base_ver=`echo $E2FSPROGS_VERSION | \
               sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
-pre_vers=`echo $base_ver 0.01 - p | dc`
 
 date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
 
 case $E2FSPROGS_VERSION in
 *-WIP|pre-*)
+       pre_vers=`echo $base_ver 0.01 - p | dc`
        E2FSPROGS_PKGVER="$pre_vers+${base_ver}_WIP_$date_spec"
        ;;
 *)