2008-04-14 11:02:45 -06:00
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/* obj.h: objecty and exceptiony stuff
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*
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* Some macros to make C a bit more like C++, but without bringing in
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* all of C++'s crapola.
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*/
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#ifndef __OBJ_H__
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#define __OBJ_H__
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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2008-04-14 16:15:03 -06:00
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#include <errno.h>
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2008-04-14 11:02:45 -06:00
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/** Exception-type things. Don't nest them.
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*
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* These allow you to have pseudo-exceptions. It looks kludgy and it
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* is, but I think it makes the actual code easier to understand.
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*/
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static char *exception;
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#define try for (exception = "Failure"; exception; exception = NULL)
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#define fail break
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2008-04-14 16:15:03 -06:00
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#define pfail {exception = strerror(errno); break;}
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2008-04-14 11:02:45 -06:00
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#define succeed continue
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#define raise(x) {exception = x; break;}
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#define except if (exception)
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/** Allocate something */
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#define new(type) (type *)calloc(1, sizeof(type))
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/** Clear something out */
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#define zero(x) (void)memset(&x, 0, sizeof(x))
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/** Printf debugging macros */
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#ifdef NODUMP
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# define DUMPf(fmt, args...)
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#else
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# define DUMPf(fmt, args...) fprintf(stderr, "%s:%s:%d " fmt "\n", __FILE__, __FUNCTION__, __LINE__, ##args)
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#endif
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#define DUMP() DUMPf("")
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#define DUMP_d(v) DUMPf("%s = %d", #v, v)
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#define DUMP_x(v) DUMPf("%s = 0x%x", #v, v)
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#define DUMP_s(v) DUMPf("%s = %s", #v, v)
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#define DUMP_c(v) DUMPf("%s = '%c' (0x%02x)", #v, v, v)
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#define DUMP_p(v) DUMPf("%s = %p", #v, v)
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#endif
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