diff options
Diffstat (limited to 'newlib/libc/time/tzset_r.c')
| -rw-r--r-- | newlib/libc/time/tzset_r.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/newlib/libc/time/tzset_r.c b/newlib/libc/time/tzset_r.c deleted file mode 100644 index 36b87d7b2..000000000 --- a/newlib/libc/time/tzset_r.c +++ /dev/null @@ -1,199 +0,0 @@ -#include <_ansi.h> -#include <reent.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <sys/time.h> -#include "local.h" - -static char __tzname_std[11]; -static char __tzname_dst[11]; -static char *prev_tzenv = NULL; - -_VOID -_DEFUN (_tzset_r, (reent_ptr), - struct _reent *reent_ptr) -{ - char *tzenv; - unsigned short hh, mm, ss, m, w, d; - int sign, n; - int i, ch; - __tzinfo_type *tz = __gettzinfo (); - - if ((tzenv = _getenv_r (reent_ptr, "TZ")) == NULL) - { - TZ_LOCK; - _timezone = 0; - _daylight = 0; - _tzname[0] = "GMT"; - _tzname[1] = "GMT"; - TZ_UNLOCK; - return; - } - - TZ_LOCK; - - if (prev_tzenv != NULL && strcmp(tzenv, prev_tzenv) == 0) - { - TZ_UNLOCK; - return; - } - - free(prev_tzenv); - prev_tzenv = _malloc_r (reent_ptr, strlen(tzenv) + 1); - if (prev_tzenv != NULL) - strcpy (prev_tzenv, tzenv); - - /* ignore implementation-specific format specifier */ - if (*tzenv == ':') - ++tzenv; - - if (sscanf (tzenv, "%10[^0-9,+-]%n", __tzname_std, &n) <= 0) - { - TZ_UNLOCK; - return; - } - - tzenv += n; - - sign = 1; - if (*tzenv == '-') - { - sign = -1; - ++tzenv; - } - else if (*tzenv == '+') - ++tzenv; - - mm = 0; - ss = 0; - - if (sscanf (tzenv, "%hu%n:%hu%n:%hu%n", &hh, &n, &mm, &n, &ss, &n) < 1) - { - TZ_UNLOCK; - return; - } - - tz->__tzrule[0].offset = sign * (ss + SECSPERMIN * mm + SECSPERHOUR * hh); - _tzname[0] = __tzname_std; - tzenv += n; - - if (sscanf (tzenv, "%10[^0-9,+-]%n", __tzname_dst, &n) <= 0) - { - _tzname[1] = _tzname[0]; - TZ_UNLOCK; - return; - } - else - _tzname[1] = __tzname_dst; - - tzenv += n; - - /* otherwise we have a dst name, look for the offset */ - sign = 1; - if (*tzenv == '-') - { - sign = -1; - ++tzenv; - } - else if (*tzenv == '+') - ++tzenv; - - hh = 0; - mm = 0; - ss = 0; - - if (sscanf (tzenv, "%hu%n:%hu%n:%hu%n", &hh, &n, &mm, &n, &ss, &n) <= 0) - tz->__tzrule[1].offset = tz->__tzrule[0].offset - 3600; - else - tz->__tzrule[1].offset = sign * (ss + SECSPERMIN * mm + SECSPERHOUR * hh); - - tzenv += n; - - for (i = 0; i < 2; ++i) - { - if (*tzenv == ',') - ++tzenv; - - if (*tzenv == 'M') - { - if (sscanf (tzenv, "M%hu%n.%hu%n.%hu%n", &m, &n, &w, &n, &d, &n) != 3 || - m < 1 || m > 12 || w < 1 || w > 5 || d > 6) - { - TZ_UNLOCK; - return; - } - - tz->__tzrule[i].ch = 'M'; - tz->__tzrule[i].m = m; - tz->__tzrule[i].n = w; - tz->__tzrule[i].d = d; - - tzenv += n; - } - else - { - char *end; - if (*tzenv == 'J') - { - ch = 'J'; - ++tzenv; - } - else - ch = 'D'; - - d = strtoul (tzenv, &end, 10); - - /* if unspecified, default to US settings */ - if (end == tzenv) - { - if (i == 0) - { - tz->__tzrule[0].ch = 'M'; - tz->__tzrule[0].m = 4; - tz->__tzrule[0].n = 1; - tz->__tzrule[0].d = 0; - } - else - { - tz->__tzrule[1].ch = 'M'; - tz->__tzrule[1].m = 10; - tz->__tzrule[1].n = 5; - tz->__tzrule[1].d = 0; - } - } - else - { - tz->__tzrule[i].ch = ch; - tz->__tzrule[i].d = d; - } - - tzenv = end; - } - - /* default time is 02:00:00 am */ - hh = 2; - mm = 0; - ss = 0; - n = 0; - - if (*tzenv == '/') - sscanf (tzenv, "/%hu%n:%hu%n:%hu%n", &hh, &n, &mm, &n, &ss, &n); - - tz->__tzrule[i].s = ss + SECSPERMIN * mm + SECSPERHOUR * hh; - - tzenv += n; - } - - __tzcalc_limits (tz->__tzyear); - _timezone = tz->__tzrule[0].offset; - _daylight = tz->__tzrule[0].offset != tz->__tzrule[1].offset; - - TZ_UNLOCK; -} - - - - - |