1# $NetBSD: cond-op-and.mk,v 1.8 2023/08/15 21:27:09 rillig Exp $ 2# 3# Tests for the && operator in .if conditions. 4 5.if 0 && 0 6. error 7.endif 8 9.if 1 && 0 10. error 11.endif 12 13.if 0 && 1 14. error 15.endif 16 17.if !(1 && 1) 18. error 19.endif 20 21 22# The right-hand side is not evaluated since the left-hand side is already 23# false. 24.if 0 && ${UNDEF} 25.endif 26 27# When an outer condition makes the inner '&&' condition irrelevant, neither 28# of its operands must be evaluated. 29# 30.if 1 || (${UNDEF} && ${UNDEF}) 31.endif 32 33# Test combinations of outer '||' with inner '&&', to ensure that the operands 34# of the inner '&&' are only evaluated if necessary. 35DEF= defined 36# expect+1: Malformed conditional (0 || (${DEF} && ${UNDEF}) 37.if 0 || (${DEF} && ${UNDEF}) 38.endif 39.if 0 || (!${DEF} && ${UNDEF}) 40.endif 41# expect+1: Malformed conditional (0 || (${UNDEF} && ${UNDEF}) 42.if 0 || (${UNDEF} && ${UNDEF}) 43.endif 44# expect+1: Malformed conditional (0 || (!${UNDEF} && ${UNDEF}) 45.if 0 || (!${UNDEF} && ${UNDEF}) 46.endif 47.if 1 || (${DEF} && ${UNDEF}) 48.endif 49.if 1 || (!${DEF} && ${UNDEF}) 50.endif 51.if 1 || (${UNDEF} && ${UNDEF}) 52.endif 53.if 1 || (!${UNDEF} && ${UNDEF}) 54.endif 55 56 57# The && operator may be abbreviated as &. This is not widely known though 58# and is also not documented in the manual page. 59 60.if 0 & 0 61. error 62.endif 63.if 1 & 0 64. error 65.endif 66.if 0 & 1 67. error 68.endif 69.if !(1 & 1) 70. error 71.endif 72 73# There is no operator &&&. 74# expect+1: Malformed conditional (0 &&& 0) 75.if 0 &&& 0 76. error 77.endif 78 79# The '&&' operator must be preceded by whitespace, otherwise it becomes part 80# of the preceding bare word. The condition is parsed as '"1&&" != "" && 1'. 81.if 1&& && 1 82.else 83. error 84.endif 85