Added support for lemonbar

i3status.c

@@ -163,11 +163,21 @@ static int parse_min_width(cfg_t *context, cfg_opt_t *option, const char *value,
  *
  */
 static int valid_color(const char *value) {
-    if (strlen(value) != 7)
+    const int len = strlen(value);
-        return 0;
+
+    if (output_format == O_LEMONBAR) {
+        /* lemonbar supports an optional alpha channel */
+        if (len != strlen("#rrggbb") && len != strlen("#aarrggbb")) {
+            return 0;
+        }
+    } else {
+        if (len != strlen("#rrggbb")) {
+            return 0;
+        }
+    }
     if (value[0] != '#')
         return 0;
-    for (int i = 1; i < 7; ++i) {
+    for (int i = 1; i < len; ++i) {
         if (value[i] >= '0' && value[i] <= '9')
             continue;
         if (value[i] >= 'a' && value[i] <= 'f')
@@ -501,6 +511,8 @@ int main(int argc, char *argv[]) {
         output_format = O_XMOBAR;
     else if (strcasecmp(output_str, "i3bar") == 0)
         output_format = O_I3BAR;
+    else if (strcasecmp(output_str, "lemonbar") == 0)
+        output_format = O_LEMONBAR;
     else if (strcasecmp(output_str, "term") == 0)
         output_format = O_TERM;
     else if (strcasecmp(output_str, "none") == 0)
@@ -510,6 +522,9 @@ int main(int argc, char *argv[]) {
 
     const char *separator = cfg_getstr(cfg_general, "separator");
 
+    /* lemonbar needs % to be escaped with another % */
+    pct_mark = (output_format == O_LEMONBAR) ? "%%" : "%";
+
     // if no custom separator has been provided, use the default one
     if (strcasecmp(separator, "default") == 0)
         separator = get_default_separator();

include/i3status.h

@@ -4,9 +4,12 @@
 enum { O_DZEN2,
        O_XMOBAR,
        O_I3BAR,
+       O_LEMONBAR,
        O_TERM,
        O_NONE } output_format;
 
+char *pct_mark;
+
 #include <stdbool.h>
 #include <confuse.h>
 #include <time.h>

man/i3status.man

@@ -5,7 +5,7 @@ v2.9, March 2015
 
 == NAME
 
-i3status - Generates a status line for i3bar, dzen2 or xmobar
+i3status - Generates a status line for i3bar, dzen2, xmobar or lemonbar
 
 == SYNOPSIS
 
@@ -25,7 +25,7 @@ configuration files in the following order:
 == DESCRIPTION
 
 i3status is a small program (about 1500 SLOC) for generating a status bar for
-i3bar, dzen2, xmobar or similar programs. It is designed to be very
+i3bar, dzen2, xmobar, lemonbar or similar programs. It is designed to be very
 efficient by issuing a very small number of system calls, as one generally
 wants to update such a status line every second. This ensures that even under
 high load, your status bar is updated correctly. Also, it saves a bit of energy
@@ -157,6 +157,9 @@ managers like dwm, wmii and xmonad though it will work with any windowmanger
 xmobar::
 xmobar is a minimalistic, text based, status bar. It was designed to work
 with the xmonad Window Manager.
+lemonbar::
+lemonbar is a lightweight bar based entirely on XCB. It has full UTF-8 support
+and is EWMH compliant.
 term::
 Use ANSI Escape sequences to produce a terminal-output as close as possible to
 the graphical outputs. This makes debugging your config file a little bit

src/output.c

@@ -11,7 +11,8 @@
 #include "i3status.h"
 
 /*
- * Returns the correct color format for dzen (^fg(color)) or xmobar (<fc=color>)
+ * Returns the correct color format for dzen (^fg(color)), xmobar (<fc=color>)
+ * or lemonbar (%{Fcolor})
  *
  */
 char *color(const char *colorstr) {
@@ -24,6 +25,8 @@ char *color(const char *colorstr) {
         (void)snprintf(colorbuf, sizeof(colorbuf), "^fg(%s)", cfg_getstr(cfg_general, colorstr));
     else if (output_format == O_XMOBAR)
         (void)snprintf(colorbuf, sizeof(colorbuf), "<fc=%s>", cfg_getstr(cfg_general, colorstr));
+    else if (output_format == O_LEMONBAR)
+        (void)snprintf(colorbuf, sizeof(colorbuf), "%%{F%s}", cfg_getstr(cfg_general, colorstr));
     else if (output_format == O_TERM) {
         /* The escape-sequence for color is <CSI><col>;1m (bright/bold
          * output), where col is a 3-bit rgb-value with b in the
@@ -61,6 +64,8 @@ void print_separator(const char *separator) {
         printf("^fg(%s)%s^fg()", cfg_getstr(cfg_general, "color_separator"), separator);
     else if (output_format == O_XMOBAR)
         printf("<fc=%s>%s</fc>", cfg_getstr(cfg_general, "color_separator"), separator);
+    else if (output_format == O_LEMONBAR)
+        printf("%%{F%s}%s%%{F-}", cfg_getstr(cfg_general, "color_separator"), separator);
     else if (output_format == O_TERM)
         printf("%s%s%s", color("color_separator"), separator, endcolor());
     else if (output_format == O_NONE)

src/print_battery_info.c

@@ -146,9 +146,9 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
         percentage_remaining = 100;
     }
     if (integer_battery_capacity) {
-        (void)snprintf(percentagebuf, sizeof(percentagebuf), "%.00f%%", percentage_remaining);
+        (void)snprintf(percentagebuf, sizeof(percentagebuf), "%.00f%s", percentage_remaining, pct_mark);
     } else {
-        (void)snprintf(percentagebuf, sizeof(percentagebuf), "%.02f%%", percentage_remaining);
+        (void)snprintf(percentagebuf, sizeof(percentagebuf), "%.02f%s", percentage_remaining, pct_mark);
     }
 
     if (present_rate > 0) {
@@ -245,8 +245,8 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
 
     (void)snprintf(statusbuf, sizeof(statusbuf), "%s", BATT_STATUS_NAME(status));
 
-    (void)snprintf(percentagebuf, sizeof(percentagebuf), "%02d%%",
+    (void)snprintf(percentagebuf, sizeof(percentagebuf), "%02d%s",
-                   present_rate);
+                   present_rate, pct_mark);
 
     if (state == 1) {
         int hours, minutes;
@@ -304,7 +304,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
 
     (void)snprintf(statusbuf, sizeof(statusbuf), "%s", BATT_STATUS_NAME(status));
     /* integer_battery_capacity is implied as battery_life is already in whole numbers. */
-    (void)snprintf(percentagebuf, sizeof(percentagebuf), "%.00d%%", apm_info.battery_life);
+    (void)snprintf(percentagebuf, sizeof(percentagebuf), "%.00d%s", apm_info.battery_life, pct_mark);
 
     if (status == CS_DISCHARGING && low_threshold > 0) {
         if (strcasecmp(threshold_type, "percentage") == 0 && apm_info.battery_life < low_threshold) {
@@ -494,13 +494,13 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
     if (integer_battery_capacity)
         (void)snprintf(percentagebuf,
                        sizeof(percentagebuf),
-                       "%d%%",
+                       "%d%s",
-                       (int)percentage_remaining);
+                       (int)percentage_remaining, pct_mark);
     else
         (void)snprintf(percentagebuf,
                        sizeof(percentagebuf),
-                       "%.02f%%",
+                       "%.02f%s",
-                       percentage_remaining);
+                       percentage_remaining, pct_mark);
 
     /*
      * Handle percentage low_threshold here, and time low_threshold when

src/print_cpu_usage.c

@@ -102,7 +102,7 @@ void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format) {
         }
 
         if (BEGINS_WITH(walk + 1, "usage")) {
-            outwalk += sprintf(outwalk, "%02d%%", diff_usage);
+            outwalk += sprintf(outwalk, "%02d%s", diff_usage, pct_mark);
             walk += strlen("usage");
         }
     }

src/print_disk_info.c

@@ -179,22 +179,22 @@ void print_disk_info(yajl_gen json_gen, char *buffer, const char *path, const ch
         }
 
         if (BEGINS_WITH(walk + 1, "percentage_free")) {
-            outwalk += sprintf(outwalk, "%.01f%%", 100.0 * (double)buf.f_bfree / (double)buf.f_blocks);
+            outwalk += sprintf(outwalk, "%.01f%s", 100.0 * (double)buf.f_bfree / (double)buf.f_blocks, pct_mark);
             walk += strlen("percentage_free");
         }
 
         if (BEGINS_WITH(walk + 1, "percentage_used_of_avail")) {
-            outwalk += sprintf(outwalk, "%.01f%%", 100.0 * (double)(buf.f_blocks - buf.f_bavail) / (double)buf.f_blocks);
+            outwalk += sprintf(outwalk, "%.01f%s", 100.0 * (double)(buf.f_blocks - buf.f_bavail) / (double)buf.f_blocks, pct_mark);
             walk += strlen("percentage_used_of_avail");
         }
 
         if (BEGINS_WITH(walk + 1, "percentage_used")) {
-            outwalk += sprintf(outwalk, "%.01f%%", 100.0 * (double)(buf.f_blocks - buf.f_bfree) / (double)buf.f_blocks);
+            outwalk += sprintf(outwalk, "%.01f%s", 100.0 * (double)(buf.f_blocks - buf.f_bfree) / (double)buf.f_blocks, pct_mark);
             walk += strlen("percentage_used");
         }
 
         if (BEGINS_WITH(walk + 1, "percentage_avail")) {
-            outwalk += sprintf(outwalk, "%.01f%%", 100.0 * (double)buf.f_bavail / (double)buf.f_blocks);
+            outwalk += sprintf(outwalk, "%.01f%s", 100.0 * (double)buf.f_bavail / (double)buf.f_blocks, pct_mark);
             walk += strlen("percentage_avail");
         }
     }

src/print_volume.c

@@ -37,11 +37,11 @@ static char *apply_volume_format(const char *fmt, char *outwalk, int ivolume) {
             continue;
         }
         if (BEGINS_WITH(walk + 1, "%")) {
-            outwalk += sprintf(outwalk, "%%");
+            outwalk += sprintf(outwalk, "%s", pct_mark);
             walk += strlen("%");
         }
         if (BEGINS_WITH(walk + 1, "volume")) {
-            outwalk += sprintf(outwalk, "%d%%", ivolume);
+            outwalk += sprintf(outwalk, "%d%s", ivolume, pct_mark);
             walk += strlen("volume");
         }
     }

src/print_wireless_info.c

@@ -480,7 +480,7 @@ void print_wireless_info(yajl_gen json_gen, char *buffer, const char *interface,
         if (BEGINS_WITH(walk + 1, "quality")) {
             if (info.flags & WIRELESS_INFO_FLAG_HAS_QUALITY) {
                 if (info.quality_max)
-                    outwalk += sprintf(outwalk, "%03d%%", PERCENT_VALUE(info.quality, info.quality_max));
+                    outwalk += sprintf(outwalk, "%03d%s", PERCENT_VALUE(info.quality, info.quality_max), pct_mark);
                 else
                     outwalk += sprintf(outwalk, "%d", info.quality);
             } else {
@@ -492,7 +492,7 @@ void print_wireless_info(yajl_gen json_gen, char *buffer, const char *interface,
         if (BEGINS_WITH(walk + 1, "signal")) {
             if (info.flags & WIRELESS_INFO_FLAG_HAS_SIGNAL) {
                 if (info.signal_level_max)
-                    outwalk += sprintf(outwalk, "%03d%%", PERCENT_VALUE(info.signal_level, info.signal_level_max));
+                    outwalk += sprintf(outwalk, "%03d%s", PERCENT_VALUE(info.signal_level, info.signal_level_max), pct_mark);
                 else
                     outwalk += sprintf(outwalk, "%d dBm", info.signal_level);
             } else {
@@ -504,7 +504,7 @@ void print_wireless_info(yajl_gen json_gen, char *buffer, const char *interface,
         if (BEGINS_WITH(walk + 1, "noise")) {
             if (info.flags & WIRELESS_INFO_FLAG_HAS_NOISE) {
                 if (info.noise_level_max)
-                    outwalk += sprintf(outwalk, "%03d%%", PERCENT_VALUE(info.noise_level, info.noise_level_max));
+                    outwalk += sprintf(outwalk, "%03d%s", PERCENT_VALUE(info.noise_level, info.noise_level_max), pct_mark);
                 else
                     outwalk += sprintf(outwalk, "%d dBm", info.noise_level);
             } else {