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authorFlorian Weimer <fweimer@redhat.com>2019-02-03 09:55:41 +0100
committerFlorian Weimer <fweimer@redhat.com>2019-02-03 09:55:41 +0100
commit77c7d55ece0caaa39652e05158e18d8a9b4f6fbe (patch)
treec0ece835c04118e8af375a7eb875fdafeac21586 /time
parentee9941f94ea838774c34f60b3397fba07a803d92 (diff)
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time: Use int, not long int, for internal GMT offsets
The GMT offset can be outside the range of a 16-bit int type, which is presumably the reason why long int was used in struct tm. We cannot change struct tm, but we can change the internal type for the offset.
Diffstat (limited to 'time')
-rw-r--r--time/tzfile.c6
-rw-r--r--time/tzset.c8
2 files changed, 7 insertions, 7 deletions
diff --git a/time/tzfile.c b/time/tzfile.c
index 24440a6..a07e7c5 100644
--- a/time/tzfile.c
+++ b/time/tzfile.c
@@ -35,7 +35,7 @@ static time_t tzfile_mtime;
struct ttinfo
{
- long int offset; /* Seconds east of GMT. */
+ int offset; /* Seconds east of GMT. */
unsigned char isdst; /* Used to set tm_isdst. */
unsigned char idx; /* Index into `zone_names'. */
unsigned char isstd; /* Transition times are in standard time. */
@@ -345,7 +345,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
/* Bogus index in data file. */
goto lose;
types[i].idx = c;
- types[i].offset = (long int) decode (x);
+ types[i].offset = decode (x);
}
if (__glibc_unlikely (__fread_unlocked (zone_names, 1, chars, f) != chars))
@@ -491,7 +491,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap)
void
__tzfile_default (const char *std, const char *dst,
- long int stdoff, long int dstoff)
+ int stdoff, int dstoff)
{
size_t stdlen = strlen (std) + 1;
size_t dstlen = strlen (dst) + 1;
diff --git a/time/tzset.c b/time/tzset.c
index d026674..307eb65 100644
--- a/time/tzset.c
+++ b/time/tzset.c
@@ -50,7 +50,7 @@ typedef struct
unsigned short int m, n, d; /* Month, week, day. */
int secs; /* Time of day. */
- long int offset; /* Seconds east of GMT (west if < 0). */
+ int offset; /* Seconds east of GMT (west if < 0). */
/* We cache the computed time of change for a
given year so we don't have to recompute it. */
@@ -193,11 +193,11 @@ parse_offset (const char **tzp, int whichrule)
&& (*tz == '\0' || (*tz != '+' && *tz != '-' && !isdigit (*tz))))
return false;
- long sign;
+ int sign;
if (*tz == '-' || *tz == '+')
- sign = *tz++ == '-' ? 1L : -1L;
+ sign = *tz++ == '-' ? 1 : -1;
else
- sign = -1L;
+ sign = -1;
*tzp = tz;
unsigned short int hh;