Mercurial > hg > xemacs-beta

comparison src/lisp.h @ 2956:ee35a8fdcfcd

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[xemacs-hg @ 2005-09-27 05:29:41 by ben] fix compilation warnings text.c, event-Xt.c, lisp.h, number-gmp.c, number-gmp.h: Fix compilation warnings. A couple of changes of new -> new_, 'foo -> `foo'.
author ben
date Tue, 27 Sep 2005 05:29:45 +0000
parents b95fe16005fd
children 1e7cc382eb16
comparison
equal deleted inserted replaced
2955:4d269e525e21 2956:ee35a8fdcfcd
504 504
505 /* Implement strong type-checking of the above integral types by declaring 505 /* Implement strong type-checking of the above integral types by declaring
506 them to be classes and using operator overloading. Unfortunately this 506 them to be classes and using operator overloading. Unfortunately this
507 is a huge pain in the ass because C++ doesn't strongly distinguish 507 is a huge pain in the ass because C++ doesn't strongly distinguish
508 "bool" and "size_t" from int. The problem is especially bad with "bool" 508 "bool" and "size_t" from int. The problem is especially bad with "bool"
509 -- if you want to be able to say 'if (len--)' where len is e.g. a 509 -- if you want to be able to say `if (len--)' where len is e.g. a
510 Bytecount, you need to declare a conversion operator to bool(); and 510 Bytecount, you need to declare a conversion operator to bool(); and
511 since bool is just an alias for int, you suddenly get tons and tons of 511 since bool is just an alias for int, you suddenly get tons and tons of
512 ambiguities, which need to be resolved by lots of laborious declarations 512 ambiguities, which need to be resolved by lots of laborious declarations
513 for every single possible type combination. Hence the multitude of 513 for every single possible type combination. Hence the multitude of
514 declarations in DECLARE_INTCLASS_ARITH_COMPARE(). The bool/int 514 declarations in DECLARE_INTCLASS_ARITH_COMPARE(). The bool/int
1047 ((x) ? (void) 0 : assert_failed (__FILE__, __LINE__, msg)) 1047 ((x) ? (void) 0 : assert_failed (__FILE__, __LINE__, msg))
1048 # define assert_at_line(x, file, line) \ 1048 # define assert_at_line(x, file, line) \
1049 ((x) ? (void) 0 : assert_failed (file, line, #x)) 1049 ((x) ? (void) 0 : assert_failed (file, line, #x))
1050 #elif defined (DEBUG_XEMACS) 1050 #elif defined (DEBUG_XEMACS)
1051 # define assert(x) ((x) ? (void) 0 : (void) ABORT ()) 1051 # define assert(x) ((x) ? (void) 0 : (void) ABORT ())
1052 # define assert_with_message(x, msg) ((x) ? (void) 0 : (void) ABORT ()) 1052 # define assert_with_message(x, msg) assert (x)
1053 # define assert_at_line(x, file, line) assert (x) 1053 # define assert_at_line(x, file, line) assert (x)
1054 #else 1054 #else
1055 # define assert(x) ((void) 0) 1055 /* This used to be ((void) (0)) but that triggers lots of unused variable
1056 # define assert_with_message(x, msg) 1056 warnings. It's pointless to force all that code to be rewritten, with
1057 added ifdefs. Any reasonable compiler will eliminate an expression with
1058 no effects. */
1059 # define assert(x) ((void) (x))
1060 # define assert_with_message(x, msg) assert (x)
1057 # define assert_at_line(x, file, line) assert (x) 1061 # define assert_at_line(x, file, line) assert (x)
1058 #endif 1062 #endif
1059 1063
1060 /************************************************************************/ 1064 /************************************************************************/
1061 /** Memory allocation **/ 1065 /** Memory allocation **/