actually works... sometimes).
S ?= @ # never match anything by default
VERBOSE ?= 0
RUN = $(shell find $(srcdir) -regextype posix-egrep \( -name t-\*.sh -or -path */api/\*.sh \) -and -regex "$(srcdir)/.*($(T)).*" -and -not -regex "$(srcdir)/.*($(S)).*" | sort)
-RUN_BASE = $(shell echo $(RUN) | sed -e s,^$(srcdir)/,,)
+RUN_BASE = $(shell echo $(RUN) | xargs -n 1 echo | sed -e s,^$(srcdir)/,,)
# Shell quote;
SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))