From 6279964c6b29a549757f59c5a05c9b821a2a4bc5 Mon Sep 17 00:00:00 2001 From: Raphael Michel Date: Mon, 31 Dec 2012 18:13:36 +0100 Subject: Add colorized output for load avg --- i3status.c | 4 +++- include/i3status.h | 2 +- man/i3status.man | 6 +++++- src/print_load.c | 9 ++++++++- 4 files changed, 17 insertions(+), 4 deletions(-) diff --git a/i3status.c b/i3status.c index 3fe3f47..e8e44d4 100644 --- a/i3status.c +++ b/i3status.c @@ -257,6 +257,8 @@ int main(int argc, char *argv[]) { cfg_opt_t load_opts[] = { CFG_STR("format", "%1min %5min %15min", CFGF_NONE), + CFG_INT("max_threshold", 5, CFGF_NONE), + CFG_CUSTOM_COLOR_OPTS, CFG_END() }; @@ -460,7 +462,7 @@ int main(int argc, char *argv[]) { CASE_SEC("load") { SEC_OPEN_MAP("load"); - print_load(json_gen, buffer, cfg_getstr(sec, "format")); + print_load(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getint(sec, "max_threshold")); SEC_CLOSE_MAP; } diff --git a/include/i3status.h b/include/i3status.h index de8373f..47f3350 100644 --- a/include/i3status.h +++ b/include/i3status.h @@ -151,7 +151,7 @@ void print_run_watch(yajl_gen json_gen, char *buffer, const char *title, const c void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, int); void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format); void print_eth_info(yajl_gen json_gen, char *buffer, const char *interface, const char *format_up, const char *format_down); -void print_load(yajl_gen json_gen, char *buffer, const char *format); +void print_load(yajl_gen json_gen, char *buffer, const char *format, const int max_threshold); void print_volume(yajl_gen json_gen, char *buffer, const char *fmt, const char *device, const char *mixer, int mixer_idx); bool process_runs(const char *path); diff --git a/man/i3status.man b/man/i3status.man index 0f80991..00fdcbc 100644 --- a/man/i3status.man +++ b/man/i3status.man @@ -259,12 +259,16 @@ Gets the percentual CPU usage from +/proc/stat+ (Linux) or +sysctl(3)+ (FreeBSD/ === Load Gets the system load (number of processes waiting for CPU time in the last -1, 5 and 15 minutes). +1, 5 and 15 minutes). It is possible to define a max_threshold that will +color the load value red in case the load average of the last minute is +getting higher than the configured threshold. Defaults to 5. *Example order*: +load+ *Example format*: +%1min %5min %15min+ +*Example max_threshold*: 5 + === Time Outputs the current time in the local timezone. diff --git a/src/print_load.c b/src/print_load.c index 5281472..4e026cc 100644 --- a/src/print_load.c +++ b/src/print_load.c @@ -6,13 +6,14 @@ #include #include -void print_load(yajl_gen json_gen, char *buffer, const char *format) { +void print_load(yajl_gen json_gen, char *buffer, const char *format, const int max_threshold) { char *outwalk = buffer; /* Get load */ #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(linux) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__) || defined(sun) || defined(__DragonFly__) double loadavg[3]; const char *walk; + bool colorful_output = false; if (getloadavg(loadavg, 3) == -1) goto error; @@ -22,6 +23,10 @@ void print_load(yajl_gen json_gen, char *buffer, const char *format) { *(outwalk++) = *walk; continue; } + if (loadavg[0] >= max_threshold) { + START_COLOR("color_bad"); + colorful_output = true; + } if (BEGINS_WITH(walk+1, "1min")) { outwalk += sprintf(outwalk, "%1.2f", loadavg[0]); @@ -37,6 +42,8 @@ void print_load(yajl_gen json_gen, char *buffer, const char *format) { outwalk += sprintf(outwalk, "%1.2f", loadavg[2]); walk += strlen("15min"); } + if (colorful_output) + END_COLOR; } *outwalk = '\0'; -- cgit v1.2.3