From ac6c2a7d46603202be3a4f4d677f0be274d15e23 Mon Sep 17 00:00:00 2001 From: eplanet Date: Sat, 10 Nov 2018 10:47:05 +0100 Subject: [PATCH] Add timezone switch --- i3status.c | 5 +++-- include/i3status.h | 2 +- man/i3status.man | 4 ++++ src/print_time.c | 14 ++++++++++++-- 4 files changed, 20 insertions(+), 5 deletions(-) diff --git a/i3status.c b/i3status.c index da4bc78..ea29a35 100644 --- a/i3status.c +++ b/i3status.c @@ -399,6 +399,7 @@ int main(int argc, char *argv[]) { CFG_STR("timezone", "", CFGF_NONE), CFG_STR("locale", "", CFGF_NONE), CFG_STR("format_time", NULL, CFGF_NONE), + CFG_BOOL("only_when_tz_different", false, CFGF_NONE), CFG_CUSTOM_ALIGN_OPT, CFG_CUSTOM_MIN_WIDTH_OPT, CFG_CUSTOM_SEPARATOR_OPT, @@ -749,13 +750,13 @@ int main(int argc, char *argv[]) { CASE_SEC("time") { SEC_OPEN_MAP("time"); - print_time(json_gen, buffer, NULL, cfg_getstr(sec, "format"), NULL, NULL, NULL, tv.tv_sec); + print_time(json_gen, buffer, NULL, cfg_getstr(sec, "format"), NULL, NULL, NULL, false, tv.tv_sec); SEC_CLOSE_MAP; } CASE_SEC_TITLE("tztime") { SEC_OPEN_MAP("tztime"); - print_time(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "timezone"), cfg_getstr(sec, "locale"), cfg_getstr(sec, "format_time"), tv.tv_sec); + print_time(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "timezone"), cfg_getstr(sec, "locale"), cfg_getstr(sec, "format_time"), cfg_getbool(sec, "only_when_tz_different"), tv.tv_sec); SEC_CLOSE_MAP; } diff --git a/include/i3status.h b/include/i3status.h index 3a8a793..e377d5b 100644 --- a/include/i3status.h +++ b/include/i3status.h @@ -214,7 +214,7 @@ const char *first_eth_interface(const net_type_t type); void print_ipv6_info(yajl_gen json_gen, char *buffer, const char *format_up, const char *format_down); void print_disk_info(yajl_gen json_gen, char *buffer, const char *path, const char *format, const char *format_below_threshold, const char *format_not_mounted, const char *prefix_type, const char *threshold_type, const double low_threshold); void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char *path, const char *format, const char *format_down, const char *status_chr, const char *status_bat, const char *status_unk, const char *status_full, int low_threshold, char *threshold_type, bool last_full_capacity, bool integer_battery_capacity, bool hide_seconds); -void print_time(yajl_gen json_gen, char *buffer, const char *title, const char *format, const char *tz, const char *locale, const char *format_time, time_t t); +void print_time(yajl_gen json_gen, char *buffer, const char *title, const char *format, const char *tz, const char *locale, const char *format_time, bool only_when_tz_different, time_t t); void print_ddate(yajl_gen json_gen, char *buffer, const char *format, time_t t); const char *get_ip_addr(const char *interface, int family); void print_wireless_info(yajl_gen json_gen, char *buffer, const char *interface, const char *format_up, const char *format_down, const char *quality_min_lenght); diff --git a/man/i3status.man b/man/i3status.man index 7d27ae3..b3f71bf 100644 --- a/man/i3status.man +++ b/man/i3status.man @@ -97,6 +97,7 @@ path_exists VPN { tztime local { format = "%Y-%m-%d %H:%M:%S" + only_when_tz_different = true } tztime berlin { @@ -514,6 +515,8 @@ Files below that path make for valid timezone strings, e.g. for +/usr/share/zoneinfo/Europe/Berlin+ you can set timezone to +Europe/Berlin+ in the +tztime+ module. To override the locale settings of your environment, set the +locale+ option. +To display time only when the timezone is different from local timezone, set ++only_when_tz_different+ to true. *Example order*: +tztime berlin+ @@ -533,6 +536,7 @@ tztime berlin { format = "time: %time" format_time = "%H:%M %Z" timezone = "Europe/Berlin" + only_when_tz_different = false } ------------------------------------------------------------- diff --git a/src/print_time.c b/src/print_time.c index 3a6c4cc..c124e1a 100644 --- a/src/print_time.c +++ b/src/print_time.c @@ -34,18 +34,28 @@ void set_timezone(const char *tz) { tzset(); } -void print_time(yajl_gen json_gen, char *buffer, const char *title, const char *format, const char *tz, const char *locale, const char *format_time, time_t t) { +void print_time(yajl_gen json_gen, char *buffer, const char *title, const char *format, const char *tz, const char *locale, const char *format_time, bool only_when_tz_different, time_t t) { const char *walk; char *outwalk = buffer; - struct tm tm; + struct tm local_tm, tm; char timebuf[1024]; if (title != NULL) INSTANCE(title); + set_timezone(NULL); + localtime_r(&t, &local_tm); + set_timezone(tz); localtime_r(&t, &tm); + // When only_when_tz_different is true, compare local and target time to display only if different + time_t local_t = mktime(&local_tm); + double diff = difftime(local_t, t); + if (only_when_tz_different && diff == 0.0) { + return; + } + if (locale != NULL) { setlocale(LC_ALL, locale); }