cond-op-or.mk revision 1.11.2.1
1 1.11.2.1 perseant # $NetBSD: cond-op-or.mk,v 1.11.2.1 2025/08/02 05:58:31 perseant Exp $ 2 1.1 rillig # 3 1.2 rillig # Tests for the || operator in .if conditions. 4 1.1 rillig 5 1.3 rillig .if 0 || 0 6 1.6 rillig . error 7 1.3 rillig .endif 8 1.3 rillig 9 1.3 rillig .if !(1 || 0) 10 1.6 rillig . error 11 1.3 rillig .endif 12 1.3 rillig 13 1.3 rillig .if !(0 || 1) 14 1.6 rillig . error 15 1.3 rillig .endif 16 1.3 rillig 17 1.3 rillig .if !(1 || 1) 18 1.6 rillig . error 19 1.3 rillig .endif 20 1.3 rillig 21 1.7 rillig 22 1.3 rillig # The right-hand side is not evaluated since the left-hand side is already 23 1.3 rillig # true. 24 1.3 rillig .if 1 || ${UNDEF} 25 1.3 rillig .endif 26 1.1 rillig 27 1.8 rillig # When an outer condition makes the inner '||' condition irrelevant, neither 28 1.11.2.1 perseant # of its operands is evaluated. 29 1.7 rillig .if 0 && (!defined(UNDEF) || ${UNDEF}) 30 1.7 rillig .endif 31 1.7 rillig 32 1.8 rillig # Test combinations of outer '&&' with inner '||', to ensure that the operands 33 1.11.2.1 perseant # of the inner '||' are only evaluated if necessary. 34 1.8 rillig DEF= defined 35 1.11.2.1 perseant # expect+1: Variable "UNDEF" is undefined 36 1.11.2.1 perseant .if 1 && (!${DEF} || ${UNDEF}) 37 1.8 rillig .endif 38 1.11.2.1 perseant .if 1 && (${DEF} || ${UNDEF}) 39 1.8 rillig .endif 40 1.11.2.1 perseant # expect+1: Variable "UNDEF" is undefined 41 1.11.2.1 perseant .if 1 && (!${UNDEF} || ${UNDEF}) 42 1.8 rillig .endif 43 1.11.2.1 perseant # expect+1: Variable "UNDEF" is undefined 44 1.11.2.1 perseant .if 1 && (${UNDEF} || ${UNDEF}) 45 1.8 rillig .endif 46 1.11.2.1 perseant .if 0 && (!${DEF} || ${UNDEF}) 47 1.8 rillig .endif 48 1.11.2.1 perseant .if 0 && (${DEF} || ${UNDEF}) 49 1.8 rillig .endif 50 1.11.2.1 perseant .if 0 && (!${UNDEF} || ${UNDEF}) 51 1.8 rillig .endif 52 1.11.2.1 perseant .if 0 && (${UNDEF} || ${UNDEF}) 53 1.8 rillig .endif 54 1.8 rillig 55 1.7 rillig 56 1.5 rillig # The || operator may be abbreviated as |. This is not widely known though 57 1.4 rillig # and is also not documented in the manual page. 58 1.4 rillig 59 1.11.2.1 perseant # expect+1: Unknown operator "|" 60 1.4 rillig .if 0 | 0 61 1.4 rillig . error 62 1.11.2.1 perseant .else 63 1.11.2.1 perseant . error 64 1.4 rillig .endif 65 1.11.2.1 perseant # expect+1: Unknown operator "|" 66 1.4 rillig .if !(1 | 0) 67 1.4 rillig . error 68 1.11.2.1 perseant .else 69 1.11.2.1 perseant . error 70 1.4 rillig .endif 71 1.11.2.1 perseant # expect+1: Unknown operator "|" 72 1.4 rillig .if !(0 | 1) 73 1.4 rillig . error 74 1.11.2.1 perseant .else 75 1.11.2.1 perseant . error 76 1.4 rillig .endif 77 1.11.2.1 perseant # expect+1: Unknown operator "|" 78 1.4 rillig .if !(1 | 1) 79 1.4 rillig . error 80 1.11.2.1 perseant .else 81 1.11.2.1 perseant . error 82 1.4 rillig .endif 83 1.4 rillig 84 1.11.2.1 perseant # There is no operator '|||'. The first two '||' form an operator, the third 85 1.11.2.1 perseant # '|' forms the next (incomplete) token. 86 1.11.2.1 perseant # expect+1: Unknown operator "|" 87 1.4 rillig .if 0 ||| 0 88 1.4 rillig . error 89 1.11.2.1 perseant .else 90 1.11.2.1 perseant . error 91 1.4 rillig .endif 92 1.4 rillig 93 1.10 rillig # The '||' operator must be preceded by whitespace, otherwise it becomes part 94 1.11.2.1 perseant # of the preceding bare word. The condition starts with a digit and is thus 95 1.11.2.1 perseant # parsed as '"0||" != "" || 0'. 96 1.11.2.1 perseant .if 0|| || 0 97 1.10 rillig .else 98 1.10 rillig . error 99 1.10 rillig .endif 100
Indexes created Sat Nov 01 05:10:12 GMT 2025