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exterr: convert SET_ERRORX() to pseudo-variadic EXTERROR()

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Stealed from the CTR() macro in sys/ktr.h.

Suggested by:	jhb
Reviewed by:	markj
Sponsored by:	The FreeBSD Foundation
Differential revision:	https://reviews.freebsd.org/D50845
This commit is contained in:
Konstantin Belousov 2025-06-14 16:53:33 +03:00
parent 6b70ffeb2a
commit 1025a1c090
1 changed files with 9 additions and 3 deletions
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12
sys/sys/exterrvar.h
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@ -36,11 +36,17 @@
#define SET_ERROR_MSG(mmsg) NULL
#endif
#define SET_ERROR2(eerror, mmsg, pp1, pp2) \
#define _SET_ERROR2(eerror, mmsg, pp1, pp2) \
exterr_set(eerror, EXTERR_CATEGORY, SET_ERROR_MSG(mmsg), \
(uintptr_t)(pp1), (uintptr_t)(pp2), __LINE__)
#define SET_ERROR0(eerror, mmsg) SET_ERROR2(eerror, mmsg, 0, 0)
#define SET_ERROR1(eerror, mmsg, pp1) SET_ERROR2(eerror, mmsg, pp1, 0)
#define _SET_ERROR0(eerror, mmsg) _SET_ERROR2(eerror, mmsg, 0, 0)
#define _SET_ERROR1(eerror, mmsg, pp1) _SET_ERROR2(eerror, mmsg, pp1, 0)
#define _EXTERROR_MACRO(eerror, mmsg, _1, _2, NAME, ...) \
NAME
#define EXTERROR(...) \
_EXTERROR_MACRO(__VA_ARGS__, _SET_ERROR2, _SET_ERROR1, \
_SET_ERROR0)(__VA_ARGS__)
int exterr_set(int eerror, int category, const char *mmsg, uintptr_t pp1,
uintptr_t pp2, int line);