faster resolve-bebuilddeps.sh

resolve-debbuilddeps.sh

@@ -12,21 +12,26 @@
 
 SCHROOTNAME="$1"
 
-sed 's,@[^@]*@, dummytext,g' debian/control.in > debian/control
+if test -e debian/control.in -a ! -e debian/control; then
+    sed 's,@[^@]*@, dummytext,g' debian/control.in > debian/control
+    trap "rm debian/control" INT TERM EXIT
+fi
 
 if test -n "${SCHROOTNAME}"; then
-  schroot -c "${SCHROOTNAME}" -u root -d / -- apt-get install -y dpkg-dev
   DEPS=$(schroot -c "${SCHROOTNAME}" -- dpkg-checkbuilddeps 2>&1 || true)
 else
-  apt-get install -y dpkg-dev
-  apt-get update
   DEPS=$(dpkg-checkbuilddeps 2>&1 || true)
 fi
 DEPS=$(echo "$DEPS" | sed -n '/Unmet build dependencies/ { s,.*Unmet build dependencies: ,,g; s, ([^)]*),,g; s, *| *,|,g; p}')
 
+TO_INSTALL=
 for pa in ${DEPS}; do
+    if test ${pa//|/} = ${pa}; then
+        TO_INSTALL+=" ${pa}"
+        continue;
+    fi
     success=0
-    for p in $(echo "${pa}" | sed 's,|, ,g'); do
+    for p in ${pa//|/ }; do
         if test -n "${SCHROOTNAME}"; then
             if schroot -c "${SCHROOTNAME}" -u root -d / -- apt-get -y install ${p}; then
                 success=1
@@ -41,7 +46,23 @@ for pa in ${DEPS}; do
     done
     if test ${success} -eq 0; then
         echo "**** Error: Installation Failed: ${pa}"
+        exit 1
     fi
 done
 
+success=0
+if test -n "${SCHROOTNAME}"; then
+    if schroot -c "${SCHROOTNAME}" -u root -d / -- apt-get -y install ${TO_INSTALL}; then
+        success=1
+    fi
+else
+    if apt-get -y install ${TO_INSTALL}; then
+        success=1
+    fi
+fi
+if test ${success} -eq 0; then
+    echo "**** Error: Installation Failed: ${pa}"
+    exit 1
+fi
+
 echo "**** Success: All Dependencies Resolved"