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Add COUNTOF macro to tools/common.h

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This commit is contained in:
Rangi 2022-10-14 16:21:42 -04:00
parent c37cc15f44
commit 9d7b581310
3 changed files with 13 additions and 11 deletions
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2
tools/common.h
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@ -19,6 +19,8 @@
#error Define USAGE_OPTS before including common.h!
#endif
#define COUNTOF(...) (sizeof(__VA_ARGS__) / sizeof(*(__VA_ARGS__)))
#define error_exit(...) exit((fprintf(stderr, PROGRAM_NAME ": " __VA_ARGS__), 1))
noreturn void usage_exit(int status) {