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Safeguard against localtime or gmtime failure

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This commit is contained in:
Rangi
2026-07-06 23:05:19 -04:00
parent 3883c2a2b8
commit c3e10dbb03
1 changed files with 24 additions and 23 deletions
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src/asm/symbol.cpp
+24 -23
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@@ -748,25 +748,26 @@ void sym_Init(time_t now) {
}
// LCOV_EXCL_STOP
tm const *time_local = localtime(&now);
strftime(savedTIME, sizeof(savedTIME), "\"%H:%M:%S\"", time_local);
strftime(savedDATE, sizeof(savedDATE), "\"%d %B %Y\"", time_local);
strftime(
savedTIMESTAMP_ISO8601_LOCAL,
sizeof(savedTIMESTAMP_ISO8601_LOCAL),
"\"%Y-%m-%dT%H:%M:%S%z\"",
time_local
);
if (tm const *time_local = localtime(&now); time_local != nullptr) {
strftime(savedTIME, sizeof(savedTIME), "\"%H:%M:%S\"", time_local);
strftime(savedDATE, sizeof(savedDATE), "\"%d %B %Y\"", time_local);
strftime(
savedTIMESTAMP_ISO8601_LOCAL,
sizeof(savedTIMESTAMP_ISO8601_LOCAL),
"\"%Y-%m-%dT%H:%M:%S%z\"",
time_local
);
}
tm const *time_utc = gmtime(&now);
strftime(
savedTIMESTAMP_ISO8601_UTC,
sizeof(savedTIMESTAMP_ISO8601_UTC),
"\"%Y-%m-%dT%H:%M:%SZ\"",
time_utc
);
if (time_utc != nullptr) {
strftime(
savedTIMESTAMP_ISO8601_UTC,
sizeof(savedTIMESTAMP_ISO8601_UTC),
"\"%Y-%m-%dT%H:%M:%SZ\"",
time_utc
);
}
Symbol *timeSymbol = &createSymbol(intern("__TIME__"));
timeSymbol->type = SYM_EQUS;
@@ -793,10 +794,10 @@ void sym_Init(time_t now) {
)
->isBuiltin = true;
sym_AddEqu(intern("__UTC_YEAR__"), time_utc->tm_year + 1900)->isBuiltin = true;
sym_AddEqu(intern("__UTC_MONTH__"), time_utc->tm_mon + 1)->isBuiltin = true;
sym_AddEqu(intern("__UTC_DAY__"), time_utc->tm_mday)->isBuiltin = true;
sym_AddEqu(intern("__UTC_HOUR__"), time_utc->tm_hour)->isBuiltin = true;
sym_AddEqu(intern("__UTC_MINUTE__"), time_utc->tm_min)->isBuiltin = true;
sym_AddEqu(intern("__UTC_SECOND__"), time_utc->tm_sec)->isBuiltin = true;
sym_AddEqu(intern("__UTC_YEAR__"), time_utc ? time_utc->tm_year + 1900 : 0)->isBuiltin = true;
sym_AddEqu(intern("__UTC_MONTH__"), time_utc ? time_utc->tm_mon + 1 : 0)->isBuiltin = true;
sym_AddEqu(intern("__UTC_DAY__"), time_utc ? time_utc->tm_mday : 0)->isBuiltin = true;
sym_AddEqu(intern("__UTC_HOUR__"), time_utc ? time_utc->tm_hour : 0)->isBuiltin = true;
sym_AddEqu(intern("__UTC_MINUTE__"), time_utc ? time_utc->tm_min : 0)->isBuiltin = true;
sym_AddEqu(intern("__UTC_SECOND__"), time_utc ? time_utc->tm_sec : 0)->isBuiltin = true;
}