diff options
Diffstat (limited to '20130604/unit-tests/ternary')
| -rw-r--r-- | 20130604/unit-tests/ternary | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/20130604/unit-tests/ternary b/20130604/unit-tests/ternary new file mode 100644 index 0000000..77f8349 --- /dev/null +++ b/20130604/unit-tests/ternary @@ -0,0 +1,8 @@ + +all: + @for x in "" A= A=42; do ${.MAKE} -f ${MAKEFILE} show $$x; done + +show: + @echo "The answer is ${A:?known:unknown}" + @echo "The answer is ${A:?$A:unknown}" + @echo "The answer is ${empty(A):?empty:$A}" |
