Fix MCU script transformation logic.

The old script behaved incorrectly as it replaced all '*' occurrences
with the list of files in the given directory.

JerryScript-DCO-1.0-Signed-off-by: Peter Gal [email protected]

Author: galpeter

tools/generator.sh

@@ -15,9 +15,6 @@
 # limitations under the License.
 
 echo "#define JERRY_MCU_SCRIPT \\" > $2
-cat $1 | while read line
-do
-  line=$(echo $line | sed 's/"/\\"/g')
-  echo "\"$line\n\" \\" >> $2
-done
+# escape all " characters, wrap each line in double quotes and end the line with '\'
+sed 's/"/\\"/g' $1 | sed 's/^.*$/"\0" \\/g' >> $2
 echo >> $2