Add core.echos -- a safer version of echo

include/core.sh

@@ -46,6 +46,20 @@ die() {
 }
 
 
+echos() {
+    #
+    # Safer version of echo able to echo "-n"
+    #
+    # Traditional echo is broken in that it does not
+    # distinguish between string to print and its own switches
+    # (-e, -E or -n), leading to unexpected behavior.
+    #
+    # This echo version circumvents this by using printf.
+    #
+    printf -- '%s\n' "$@"
+}
+
+
 usage_is() {
     #
     # Echo out usage patterns and (by default) exit 2

test/data/ffoo_api/functions.oracle

@@ -12,6 +12,7 @@ core.__echo_vars
 core.debug
 core.debug_pipe
 core.die
+core.echos
 core.think
 core.usage_is
 core.warn