#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
-#include <time.h>
#ifdef BR_CCACHE
static char ccache_path[PATH_MAX];
#endif
static char path[PATH_MAX];
static char sysroot[PATH_MAX];
-static char source_time[sizeof("-D__TIME__=\"HH:MM:SS\"")];
-static char source_date[sizeof("-D__DATE__=\"MMM DD YYYY\"")];
/**
* GCC errors out with certain combinations of arguments (examples are
* -mfloat-abi=
* -march=
* -mcpu=
- * -D__TIME__=
- * -D__DATE__=
- * -Wno-builtin-macro-redefined
*/
-#define EXCLUSIVE_ARGS 6
+#define EXCLUSIVE_ARGS 3
static char *predef_args[] = {
#ifdef BR_CCACHE
}
}
-/* 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.
- */
-static time_t get_source_date_epoch()
-{
- char *source_date_epoch;
- long long epoch;
- char *endptr;
-
- source_date_epoch = getenv("SOURCE_DATE_EPOCH");
- if (!source_date_epoch)
- return (time_t) -1;
-
- errno = 0;
- epoch = strtoll(source_date_epoch, &endptr, 10);
- if ((errno == ERANGE && (epoch == LLONG_MAX || epoch == LLONG_MIN))
- || (errno != 0 && epoch == 0)) {
- fprintf(stderr, "environment variable $SOURCE_DATE_EPOCH: "
- "strtoll: %s\n", strerror(errno));
- exit(2);
- }
- if (endptr == source_date_epoch) {
- fprintf(stderr, "environment variable $SOURCE_DATE_EPOCH: "
- "no digits were found: %s\n", endptr);
- exit(2);
- }
- if (*endptr != '\0') {
- fprintf(stderr, "environment variable $SOURCE_DATE_EPOCH: "
- "trailing garbage: %s\n", endptr);
- exit(2);
- }
- if (epoch < 0) {
- fprintf(stderr, "environment variable $SOURCE_DATE_EPOCH: "
- "value must be nonnegative: %lld \n", epoch);
- exit(2);
- }
-
- return (time_t) epoch;
-}
-
int main(int argc, char **argv)
{
char **args, **cur, **exec_args;
char *paranoid_wrapper;
int paranoid;
int ret, i, count = 0, debug;
- time_t source_date_epoch;
/* Calculate the relative paths */
basename = strrchr(progpath, '/');
}
#endif /* ARCH || CPU */
- source_date_epoch = get_source_date_epoch();
- if (source_date_epoch != -1) {
- struct tm *tm = localtime(&source_date_epoch);
- if (!tm) {
- perror("__FILE__: localtime");
- return 3;
- }
- ret = strftime(source_time, sizeof(source_time), "-D__TIME__=\"%T\"", tm);
- if (!ret) {
- perror("__FILE__: overflow");
- return 3;
- }
- *cur++ = source_time;
- ret = strftime(source_date, sizeof(source_date), "-D__DATE__=\"%b %e %Y\"", tm);
- if (!ret) {
- perror("__FILE__: overflow");
- return 3;
- }
- *cur++ = source_date;
- *cur++ = "-Wno-builtin-macro-redefined";
- }
-
paranoid_wrapper = getenv("BR_COMPILER_PARANOID_UNSAFE_PATH");
if (paranoid_wrapper && strlen(paranoid_wrapper) > 0)
paranoid = 1;