Home | History | Annotate | Line # | Download | only in unit-tests
cond-token-number.mk revision 1.5 
      1 # $NetBSD: cond-token-number.mk,v 1.5 2020/11/15 14:58:14 rillig Exp $
      2 #
      3 # Tests for number tokens in .if conditions.
      4 #
      5 # TODO: Add introduction.
      6 
      7 .if 0
      8 .  error
      9 .endif
     10 
     11 # Even though -0 is a number and would be accepted by strtod, it is not
     12 # accepted by the condition parser.
     13 #
     14 # See the ch_isdigit call in CondParser_String.
     15 .if -0
     16 .  error
     17 .else
     18 .  error
     19 .endif
     20 
     21 # Even though +0 is a number and would be accepted by strtod, it is not
     22 # accepted by the condition parser.
     23 #
     24 # See the ch_isdigit call in CondParser_String.
     25 .if +0
     26 .  error
     27 .else
     28 .  error
     29 .endif
     30 
     31 # Even though -1 is a number and would be accepted by strtod, it is not
     32 # accepted by the condition parser.
     33 #
     34 # See the ch_isdigit call in CondParser_String.
     35 .if !-1
     36 .  error
     37 .else
     38 .  error
     39 .endif
     40 
     41 # Even though +1 is a number and would be accepted by strtod, it is not
     42 # accepted by the condition parser.
     43 #
     44 # See the ch_isdigit call in CondParser_String.
     45 .if !+1
     46 .  error
     47 .else
     48 .  error
     49 .endif
     50 
     51 # When the number comes from a variable expression though, it may be signed.
     52 # XXX: This is inconsistent.
     53 .if ${:U+0}
     54 .  error
     55 .endif
     56 
     57 # When the number comes from a variable expression though, it may be signed.
     58 # XXX: This is inconsistent.
     59 .if !${:U+1}
     60 .  error
     61 .endif
     62 
     63 # Hexadecimal numbers are accepted.
     64 .if 0x0
     65 .  error
     66 .endif
     67 .if 0x1
     68 .else
     69 .  error
     70 .endif
     71 
     72 # This is not a hexadecimal number, even though it has an x.
     73 # It is interpreted as a string instead, effectively meaning defined(3x4).
     74 .if 3x4
     75 .else
     76 .  error
     77 .endif
     78 
     79 # Ensure that parsing continues until here.
     80 .info End of the tests.
     81 
     82 all: # nothing
     83