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Code Pull Requests 1 Activity

Add STATIC_ASSERT() macro and use it

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This commit is contained in:
kwolekr 2015-10-27 22:27:32 -04:00
parent c56d7fe0eb
commit 688556a5d1
2 changed files with 9 additions and 2 deletions
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5
src/basicmacros.h
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@ -38,4 +38,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
C(const C &); \ C(const C &); \
C &operator=(const C &) C &operator=(const C &)
// Fail compilation if condition expr is not met.
// Note that 'msg' must follow the format of a valid identifier, e.g.
// STATIC_ASSERT(sizeof(foobar_t) == 40), foobar_t_is_wrong_size);
#define STATIC_ASSERT(expr, msg) typedef char msg[!!(expr) * 2 - 1]
#endif #endif

6
src/log.cpp
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@ -135,7 +135,8 @@ class AndroidSystemLogOutput : public ICombinedLogOutput {
} }
void logRaw(LogLevel lev, const std::string &line) void logRaw(LogLevel lev, const std::string &line)
{ {
assert(ARRLEN(g_level_to_android) == LL_MAX); STATIC_ASSERT(ARRLEN(g_level_to_android) == LL_MAX,
mismatch_between_android_and_internal_loglevels);
__android_log_print(g_level_to_android[lev], __android_log_print(g_level_to_android[lev],
PROJECT_NAME_C, "%s", line.c_str()); PROJECT_NAME_C, "%s", line.c_str());
} }
@ -228,7 +229,8 @@ const std::string Logger::getLevelLabel(LogLevel lev)
"VERBOSE", "VERBOSE",
}; };
assert(lev < LL_MAX && lev >= 0); assert(lev < LL_MAX && lev >= 0);
assert(ARRLEN(names) == LL_MAX); STATIC_ASSERT(ARRLEN(names) == LL_MAX,
mismatch_between_loglevel_names_and_enum);
return names[lev]; return names[lev];
} }