diff options
Diffstat (limited to 'pp_sys.c')
| -rw-r--r-- | pp_sys.c | 31 |
1 files changed, 31 insertions, 0 deletions
@@ -2916,7 +2916,38 @@ PP(pp_stat) if (max) { EXTEND(SP, max); EXTEND_MORTAL(max); +#if ST_DEV_SIZE < IVSIZE || (ST_DEV_SIZE == IVSIZE && ST_DEV_SIGN < 0) mPUSHi(PL_statcache.st_dev); +#elif ST_DEV_SIZE == IVSIZE + mPUSHu(PL_statcache.st_dev); +#else +# if ST_DEV_SIGN < 0 + if (LIKELY((IV)PL_statcache.st_dev == PL_statcache.st_dev)) { + mPUSHi((IV)PL_statcache.st_dev); + } +# else + if (LIKELY((UV)PL_statcache.st_dev == PL_statcache.st_dev)) { + mPUSHu((UV)PL_statcache.st_dev); + } +# endif + else { + char buf[sizeof(PL_statcache.st_dev)*3+1]; + /* sv_catpvf() casts 'j' size values down to IV, so it + isn't suitable for use here. + */ +# if defined(I_INTTYPES) && defined(HAS_SNPRINTF) +# if ST_DEV_SIGN < 0 + int size = snprintf(buf, sizeof(buf), "%" PRIdMAX, (intmax_t)PL_statcache.st_dev); +# else + int size = snprintf(buf, sizeof(buf), "%" PRIuMAX, (uintmax_t)PL_statcache.st_dev); +# endif + STATIC_ASSERT_STMT(sizeof(intmax_t) >= sizeof(PL_statcache.st_dev)); + mPUSHp(buf, size); +# else +# error extraordinarily large st_dev but no inttypes.h or no snprintf +# endif + } +#endif { /* * We try to represent st_ino as a native IV or UV where |