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-rw-r--r--php-5.2.5-systzdata.patch263
1 files changed, 263 insertions, 0 deletions
diff --git a/php-5.2.5-systzdata.patch b/php-5.2.5-systzdata.patch
new file mode 100644
index 0000000..abeac33
--- /dev/null
+++ b/php-5.2.5-systzdata.patch
@@ -0,0 +1,263 @@
+
+Add support for use of the system timezone database, rather
+than embedding a copy. Discussed upstream but was not desired.
+
+History:
+r3: fix a crash if /usr/share/zoneinfo doesn't exist (Raphael Geissert)
+r2: add filesystem trawl to set up name alias index
+r1: initial revision
+
+--- php-5.2.5/ext/date/lib/timelib.m4.systzdata
++++ php-5.2.5/ext/date/lib/timelib.m4
+@@ -78,3 +78,17 @@ stdlib.h
+
+ dnl Check for strtoll, atoll
+ AC_CHECK_FUNCS(strtoll atoll strftime)
++
++PHP_ARG_WITH(system-tzdata, for use of system timezone data,
++[ --with-system-tzdata[=DIR] to specify use of system timezone data],
++no, no)
++
++if test "$PHP_SYSTEM_TZDATA" != "no"; then
++ AC_DEFINE(HAVE_SYSTEM_TZDATA, 1, [Define if system timezone data is used])
++
++ if test "$PHP_SYSTEM_TZDATA" != "yes"; then
++ AC_DEFINE_UNQUOTED(HAVE_SYSTEM_TZDATA_PREFIX, "$PHP_SYSTEM_TZDATA",
++ [Define for location of system timezone data])
++ fi
++fi
++
+--- php-5.2.5/ext/date/lib/parse_tz.c.systzdata
++++ php-5.2.5/ext/date/lib/parse_tz.c
+@@ -20,6 +20,16 @@
+
+ #include "timelib.h"
+
++#ifdef HAVE_SYSTEM_TZDATA
++#include <sys/mman.h>
++#include <sys/stat.h>
++#include <limits.h>
++#include <fcntl.h>
++#include <unistd.h>
++
++#include "php_scandir.h"
++#endif
++
+ #include <stdio.h>
+
+ #ifdef HAVE_LOCALE_H
+@@ -31,7 +41,10 @@
+ #else
+ #include <strings.h>
+ #endif
++
++#ifndef HAVE_SYSTEM_TZDATA
+ #include "timezonedb.h"
++#endif
+
+ #if (defined(__APPLE__) || defined(__APPLE_CC__)) && (defined(__BIG_ENDIAN__) || defined(__LITTLE_ENDIAN__))
+ # if defined(__LITTLE_ENDIAN__)
+@@ -206,6 +219,195 @@ void timelib_dump_tzinfo(timelib_tzinfo
+ }
+ }
+
++#ifdef HAVE_SYSTEM_TZDATA
++
++#ifdef HAVE_SYSTEM_TZDATA_PREFIX
++#define ZONEINFO_PREFIX HAVE_SYSTEM_TZDATA_PREFIX
++#else
++#define ZONEINFO_PREFIX "/usr/share/zoneinfo"
++#endif
++
++static const timelib_tzdb *timezonedb_system = NULL;
++
++/* Filter out some non-tzdata files and the posix/right databases, if
++ * present. */
++static int index_filter(const struct dirent *ent)
++{
++ return strcmp(ent->d_name, ".") != 0
++ && strcmp(ent->d_name, "..") != 0
++ && strcmp(ent->d_name, "posix") != 0
++ && strcmp(ent->d_name, "posixrules") != 0
++ && strcmp(ent->d_name, "right") != 0
++ && strstr(ent->d_name, ".tab") == NULL;
++}
++
++/* Create the zone identifier index by trawling the filesystem. */
++static void create_zone_index(timelib_tzdb *db)
++{
++ size_t dirstack_size, dirstack_top;
++ size_t index_size, index_next;
++ timelib_tzdb_index_entry *db_index;
++ char **dirstack;
++
++ /* LIFO stack to hold directory entries to scan; each slot is a
++ * directory name relative to the zoneinfo prefix. */
++ dirstack_size = 32;
++ dirstack = malloc(dirstack_size * sizeof *dirstack);
++ dirstack_top = 1;
++ dirstack[0] = strdup("");
++
++ /* Index array. */
++ index_size = 64;
++ db_index = malloc(index_size * sizeof *db_index);
++ index_next = 0;
++
++ do {
++ struct dirent **ents;
++ char name[PATH_MAX], *top;
++ int count;
++
++ /* Pop the top stack entry, and iterate through its contents. */
++ top = dirstack[--dirstack_top];
++ snprintf(name, sizeof name, ZONEINFO_PREFIX "/%s", top);
++
++ count = php_scandir(name, &ents, index_filter, php_alphasort);
++
++ while (count > 0) {
++ struct stat st;
++ const char *leaf = ents[count - 1]->d_name;
++
++ snprintf(name, sizeof name, ZONEINFO_PREFIX "/%s/%s",
++ top, leaf);
++
++ if (strlen(name) && stat(name, &st) == 0) {
++ /* Name, relative to the zoneinfo prefix. */
++ const char *root = top;
++
++ if (root[0] == '/') root++;
++
++ snprintf(name, sizeof name, "%s%s%s", root,
++ *root ? "/": "", leaf);
++
++ if (S_ISDIR(st.st_mode)) {
++ if (dirstack_top == dirstack_size) {
++ dirstack_size *= 2;
++ dirstack = realloc(dirstack,
++ dirstack_size * sizeof *dirstack);
++ }
++ dirstack[dirstack_top++] = strdup(name);
++ }
++ else {
++ if (index_next == index_size) {
++ index_size *= 2;
++ db_index = realloc(db_index,
++ index_size * sizeof *db_index);
++ }
++
++ db_index[index_next].id = strdup(name);
++ db_index[index_next++].pos = 0;
++ }
++ }
++
++ free(ents[--count]);
++ }
++
++ if (count != -1) free(ents);
++ free(top);
++ } while (dirstack_top);
++
++ db->index = db_index;
++ db->index_size = index_next;
++
++ free(dirstack);
++}
++
++/* Return the mmap()ed tzfile if found, else NULL. On success, the
++ * length of the mapped data is placed in *length. */
++static char *map_tzfile(const char *timezone, size_t *length)
++{
++ char fname[PATH_MAX];
++ struct stat st;
++ char *p;
++ int fd;
++
++ if (strstr(timezone, "..") != NULL) {
++ return NULL;
++ }
++
++ snprintf(fname, sizeof fname, ZONEINFO_PREFIX "/%s", timezone);
++
++ fd = open(fname, O_RDONLY);
++ if (fd == -1) {
++ return NULL;
++ } else if (fstat(fd, &st) != 0 || st.st_size < 21) {
++ close(fd);
++ return NULL;
++ }
++
++ *length = st.st_size;
++ p = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
++ close(fd);
++
++ return p != MAP_FAILED ? p : NULL;
++}
++
++const timelib_tzdb *timelib_builtin_db(void)
++{
++ if (timezonedb_system == NULL) {
++ timelib_tzdb *tmp = malloc(sizeof *tmp);
++
++ tmp->version = "0.system";
++ tmp->data = NULL;
++ create_zone_index(tmp);
++ timezonedb_system = tmp;
++ }
++
++ return timezonedb_system;
++}
++
++const timelib_tzdb_index_entry *timelib_timezone_builtin_identifiers_list(int *count)
++{
++ *count = timezonedb_system->index_size;
++ return timezonedb_system->index;
++}
++
++int timelib_timezone_id_is_valid(char *timezone, const timelib_tzdb *tzdb)
++{
++ char fname[PATH_MAX];
++
++ if (strstr(timezone, "..") != NULL) {
++ return 0;
++ }
++
++ snprintf(fname, sizeof fname, ZONEINFO_PREFIX "/%s", timezone);
++
++ return access(fname, R_OK) == 0 ? 1 : 0;
++}
++
++timelib_tzinfo *timelib_parse_tzfile(char *timezone, const timelib_tzdb *tzdb)
++{
++ char *tzf, *orig;
++ timelib_tzinfo *tmp;
++ size_t len;
++
++ orig = map_tzfile(timezone, &len);
++ if (orig == NULL) {
++ return NULL;
++ }
++
++ tmp = timelib_tzinfo_ctor(timezone);
++
++ tzf = orig + 20;
++ read_header(&tzf, tmp);
++ read_transistions(&tzf, tmp);
++ read_types(&tzf, tmp);
++
++ munmap(orig, len);
++
++ return tmp;
++}
++#else /* !HAVE_SYSTEM_TZDATA */
++
+ static int seek_to_tz_position(const unsigned char **tzf, char *timezone, const timelib_tzdb *tzdb)
+ {
+ int left = 0, right = tzdb->index_size - 1;
+@@ -279,6 +481,7 @@ timelib_tzinfo *timelib_parse_tzfile(cha
+
+ return tmp;
+ }
++#endif
+
+ static ttinfo* fetch_timezone_offset(timelib_tzinfo *tz, timelib_sll ts, timelib_sll *transition_time)
+ {