ports/java/jdk15/files/patch-j2se-util-TimeZone_md.c
Greg Lewis a4f95e9588 . Fix various problems with time zone handling including:
. /etc/localtime is a symlink.
  . /etc/localtime contains a time zone not recognised by the JDK.

Submitted by:	Kurt Miller <truk@optonline.net>
Reviewed by:	maintainer timeout
2005-05-12 04:13:55 +00:00

100 lines
2.7 KiB
C

$FreeBSD$
--- ../../j2se/src/solaris/native/java/util/TimeZone_md.c 3 Jan 2005 18:32:01 -0000 1.3
+++ ../../j2se/src/solaris/native/java/util/TimeZone_md.c 19 Apr 2005 19:32:06 -0000
@@ -38,7 +38,7 @@
#endif
static const char *zoneinfo_dir = "/usr/share/zoneinfo";
-static const char *defailt_zoneinfo_file = "/etc/localtime";
+static const char *default_zoneinfo_file = "/etc/localtime";
/*
* Returns a point to the zone ID portion of the given zoneinfo file
@@ -181,6 +181,7 @@
int fd;
char *buf;
size_t size;
+ char zoneinfo_file[PATH_MAX+1];
#ifdef __linux__
/*
@@ -242,11 +243,13 @@
/*
* Next, try /etc/localtime to find the zone ID.
*/
- if (lstat(defailt_zoneinfo_file, &statbuf) == -1) {
+ if (lstat(default_zoneinfo_file, &statbuf) == -1) {
return NULL;
}
-#ifdef __linux__
+ strlcpy(zoneinfo_file, default_zoneinfo_file, PATH_MAX+1);
+
+#if defined(__linux__) || defined(_ALLBSD_SOURCE)
/*
* If it's a symlink, get the link name and its zone ID part. (The
* older versions of timeconfig created a symlink as described in
@@ -255,22 +258,25 @@
* from /etc/localtime.)
*/
if (S_ISLNK(statbuf.st_mode)) {
- char linkbuf[PATH_MAX+1];
int len;
- if ((len = readlink(defailt_zoneinfo_file, linkbuf, sizeof(linkbuf)-1)) == -1) {
+ if ((len = readlink(default_zoneinfo_file, zoneinfo_file, sizeof(zoneinfo_file)-1)) == -1) {
jio_fprintf(stderr, (const char *) "can't get a symlink of %s\n",
- defailt_zoneinfo_file);
+ default_zoneinfo_file);
return NULL;
}
- linkbuf[len] = '\0';
- tz = getZoneName(linkbuf);
+ zoneinfo_file[len] = '\0';
+ tz = getZoneName(zoneinfo_file);
if (tz != NULL) {
tz = strdup(tz);
+ return tz;
+ } else {
+ if (lstat(zoneinfo_file, &statbuf) == -1) {
+ return NULL;
+ }
}
- return tz;
}
-#endif /* __linux__ */
+#endif /* __linux__ || _ALLBSD_SOURCE */
/*
* If it's a regular file, we need to find out the same zoneinfo file
@@ -281,7 +287,7 @@
if (buf == NULL) {
return NULL;
}
- if ((fd = open(defailt_zoneinfo_file, O_RDONLY)) == -1) {
+ if ((fd = open(zoneinfo_file, O_RDONLY)) == -1) {
free((void *) buf);
return NULL;
}
@@ -558,17 +564,16 @@
return strdup("GMT");
}
- /* Note that the time offset direction is opposite. */
#if defined(_ALLBSD_SOURCE)
clock = time(NULL);
tzset();
local_tm = localtime(&clock);
- if (local_tm->tm_gmtoff > 0) {
+ if (local_tm->tm_gmtoff >= 0) {
offset = (time_t) local_tm->tm_gmtoff;
- sign = "-";
+ sign = "+";
} else {
offset = (time_t) -local_tm->tm_gmtoff;
- sign = "+";
+ sign = "-";
}
#else
if (timezone > 0) {