diff options
Diffstat (limited to 'gcc/c-family/c-common.c')
| -rw-r--r-- | gcc/c-family/c-common.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c index 4568cf62a98..93ca274e7c8 100644 --- a/gcc/c-family/c-common.c +++ b/gcc/c-family/c-common.c @@ -12762,8 +12762,9 @@ valid_array_size_p (location_t loc, tree type, tree name) /* Read SOURCE_DATE_EPOCH from environment to have a deterministic timestamp to replace embedded current dates to get reproducible results. Returns -1 if SOURCE_DATE_EPOCH is not defined. */ + time_t -get_source_date_epoch () +cb_get_source_date_epoch (cpp_reader *pfile ATTRIBUTE_UNUSED) { char *source_date_epoch; long long epoch; @@ -12775,19 +12776,14 @@ get_source_date_epoch () errno = 0; epoch = strtoll (source_date_epoch, &endptr, 10); - if ((errno == ERANGE && (epoch == LLONG_MAX || epoch == LLONG_MIN)) - || (errno != 0 && epoch == 0)) - fatal_error (UNKNOWN_LOCATION, "environment variable $SOURCE_DATE_EPOCH: " - "strtoll: %s\n", xstrerror(errno)); - if (endptr == source_date_epoch) - fatal_error (UNKNOWN_LOCATION, "environment variable $SOURCE_DATE_EPOCH: " - "no digits were found: %s\n", endptr); - if (*endptr != '\0') - fatal_error (UNKNOWN_LOCATION, "environment variable $SOURCE_DATE_EPOCH: " - "trailing garbage: %s\n", endptr); - if (epoch < 0) - fatal_error (UNKNOWN_LOCATION, "environment variable $SOURCE_DATE_EPOCH: " - "value must be nonnegative: %lld \n", epoch); + if (errno != 0 || endptr == source_date_epoch || *endptr != '\0' + || epoch < 0 || epoch > MAX_SOURCE_DATE_EPOCH) + { + error_at (input_location, "environment variable SOURCE_DATE_EPOCH must " + "expand to a non-negative integer less than or equal to %wd", + MAX_SOURCE_DATE_EPOCH); + return (time_t) -1; + } return (time_t) epoch; } |