diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/argmatch.h | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/lib/argmatch.h b/lib/argmatch.h index cb7e39cdf..f2dfe59bd 100644 --- a/lib/argmatch.h +++ b/lib/argmatch.h @@ -25,34 +25,15 @@ # include <stddef.h> -# ifndef verify_dcl -# define GL_CONCAT0(x, y) x##y -# define GL_CONCAT(x, y) GL_CONCAT0 (x, y) - -/* Verify requirement, R, at compile-time, as a declaration. - The implementation uses a struct declaration whose name includes the - expansion of __LINE__, so there is a small chance that two uses of - verify_dcl from different files will end up colliding (for example, - f.c includes f.h and verify_dcl is used on the same line in each). */ -# define verify_dcl(R) \ - struct GL_CONCAT (ct_assert_, __LINE__) { char a[(R) ? 1 : -1]; } -# endif +# include "verify.h" # define ARRAY_CARDINALITY(Array) (sizeof (Array) / sizeof *(Array)) -# define ARGMATCH_CONSTRAINT(Arglist, Vallist) \ - (ARRAY_CARDINALITY (Arglist) == ARRAY_CARDINALITY (Vallist) + 1) - /* Assert there are as many real arguments as there are values - (argument list ends with a NULL guard). ARGMATCH_VERIFY is - preferred, since it is guaranteed to be checked at compile-time. - ARGMATCH_ASSERT is for backward compatibility only. */ + (argument list ends with a NULL guard). */ # define ARGMATCH_VERIFY(Arglist, Vallist) \ - verify_dcl (ARGMATCH_CONSTRAINT (Arglist, Vallist)) - -# define ARGMATCH_ASSERT(Arglist, Vallist) \ - assert (ARGMATCH_CONSTRAINT (Arglist, Vallist)) + verify (ARRAY_CARDINALITY (Arglist) == ARRAY_CARDINALITY (Vallist) + 1) /* Return the index of the element of ARGLIST (NULL terminated) that matches with ARG. If VALLIST is not NULL, then use it to resolve |