1# $NetBSD: cond-token-number.mk,v 1.3 2020/09/14 06:22:59 rillig Exp $ 2# 3# Tests for number tokens in .if conditions. 4 5.if 0 6. error 7.endif 8 9# Even though -0 is a number and would be accepted by strtod, it is not 10# accepted by the condition parser. 11# 12# See the ch_isdigit call in CondParser_String. 13.if -0 14. error 15.endif 16 17# Even though +0 is a number and would be accepted by strtod, it is not 18# accepted by the condition parser. 19# 20# See the ch_isdigit call in CondParser_String. 21.if +0 22. error 23.endif 24 25# Even though -1 is a number and would be accepted by strtod, it is not 26# accepted by the condition parser. 27# 28# See the ch_isdigit call in CondParser_String. 29.if !-1 30. error 31.endif 32 33# Even though +1 is a number and would be accepted by strtod, it is not 34# accepted by the condition parser. 35# 36# See the ch_isdigit call in CondParser_String. 37.if !+1 38. error 39.endif 40 41# When the number comes from a variable expression though, it may be signed. 42# XXX: This is inconsistent. 43.if ${:U+0} 44. error 45.endif 46 47# When the number comes from a variable expression though, it may be signed. 48# XXX: This is inconsistent. 49.if !${:U+1} 50. error 51.endif 52 53# Ensure that parsing continues until here. 54.info End of the tests. 55 56all: # nothing 57