ob_set_source_substvar(): Make sed script a global var

1 files changed, 10 insertions, 9 deletions

diff --git a/lib/control.sh b/lib/control.sh
index cd982e9..37123dd 100644
--- a/lib/control.sh
+++ b/lib/control.sh
@@ -18,6 +18,15 @@
 # along with opkbuild.  If not, see <http://www.gnu.org/licenses/>.
 
 _OB_SUBSTVARS_MAX_DEPTH=50
+_OB_SUBSTVAR_TRIM_SED='
+	H;             # Store each input line in the hold space.
+	${             # At the last line of input:
+	  g;           # restore the hold space into the pattern space,
+	  s/^[\n]*//;  # remove leading newline characters,
+	  s/[\n]*$//;  # remove trailing newline characters, and
+	  p;           # print the results.
+	};
+'
 
 _ob_parse_control_error()
 {
@@ -200,15 +209,7 @@ ob_set_source_substvar()
 	name="$(printf '%s' "${name}" | tr 'a-z-' 'A-Z_')"
 
 	# Trim leading and trailing whitespace from value.
-	value="$(printf '%s' "${value}" | sed -n '
-		H;             # Store each input line in the hold space.
-		${             # At the last line of input:
-		  g;           # restore the hold space into the pattern space,
-		  s/^[\n]*//;  # remove leading newline characters,
-		  s/[\n]*$//;  # remove trailing newline characters, and
-		  p;           # print the results.
-		};
-		')"
+	value="$(printf '%s' "${value}" | sed -n "${_OB_SUBSTVAR_TRIM_SED}")"
 
 	eval "_OB_SUBSTVAR_${name}=\"\${value}\""