起動時間で0日も可能

main.c

@@ -43,8 +43,6 @@ int main(int argc, char *argv[]) {
   const char *color = MAGENTA;
   const char *titlecolor = MAGENTA;
   size_t logosize = 11;
-#define COLOR "\e[1;30m"
-#define RESET "\e[0m"
   char *LOGO[] = {
 "    ⢀⣀⣀⡀⠀⠀⠀⠀⠀⠀⠀⣠⠾⠛⠶⣄⢀⣠⣤⠴⢦⡀⠀⠀⠀⠀",
 "⠀⠀⠀⢠⡿⠉⠉⠉⠛⠶⠶⠖⠒⠒⣾⠋⠀⢀⣀⣙⣯⡁⠀⠀⠀⣿⠀⠀⠀⠀",
@@ -83,8 +81,8 @@ size_t logosize = 11;
     ls = ne >= MIN_SIZE ? MIN_SIZE : ne;
   }
 
-  printf("%s ", LOGO[lc]);
   if (display_user_name() || display_user_host()) {
+    printf("%s ", LOGO[lc]);
     printf(
         "%s%s%s@%s%s%s\n",
         titlecolor, display_user_name(), reset,
@@ -97,15 +95,15 @@ size_t logosize = 11;
   printf("------------------\n");
   lc++;
 
-  printf("%s ", LOGO[lc]);
   if (display_os()) {
+    printf("%s ", LOGO[lc]);
     printf("%sOS%s: %s\n", color, reset, display_os());
     lc++;
   }
 
 #if defined(__linux__)
-  printf("%s ", LOGO[lc]);
   if (display_distro()) {
+    printf("%s ", LOGO[lc]);
     printf("%sDistro%s: %s\n", color, reset, display_distro());
     lc++;
   }
@@ -117,17 +115,23 @@ size_t logosize = 11;
   printf("\n");
   lc++;
 
+  if (display_days() || display_time()) {
     printf("%s ", LOGO[lc]);
     printf("%s%s%s%s", color, "Uptime", reset, ": ");
-  display_days();
-  printf(", ");
-  display_time();
+    if (display_days()) {
+      printf("%s", display_days());
+      if (display_time()) printf(" ");
+    }
+    if (display_time()) {
+      printf("%s", display_time());
+    }
     printf("\n");
     lc++;
+  }
 
 #if defined(__OpenBSD__)
-  printf("%s ", LOGO[lc]);
   if (display_recording_audio() || display_recording_video()) {
+    printf("%s ", LOGO[lc]);
     printf("%sRecording%s: ", color, reset);
     if (display_recording_audio()) {
       printf("audio = %s", display_recording_audio());
@@ -141,26 +145,26 @@ size_t logosize = 11;
   }
 #endif
 
-  printf("%s ", LOGO[lc]);
   if (display_packages()) {
+    printf("%s ", LOGO[lc]);
     printf("%sPackages%s: %s\n", color, reset, display_packages());
     lc++;
   }
 
-  printf("%s ", LOGO[lc]);
   if (display_resolution()) {
+    printf("%s ", LOGO[lc]);
     printf("%sResolution%s: %s\n", color, reset, display_resolution());
     lc++;
   }
 
-  printf("%s ", LOGO[lc]);
   if (display_cpu()) {
+    printf("%s ", LOGO[lc]);
     printf("%sCPU%s: %s\n", color, reset, display_cpu());
     lc++;
   }
 
-  printf("%s ", LOGO[lc]);
   if (display_gpu()) {
+    printf("%s ", LOGO[lc]);
     printf("%sGPU%s: %s\n", color, reset, display_gpu());
     lc++;
   }

src/uptime.c

@@ -2,12 +2,40 @@
 #include "common.h"
 
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 
-void display_days() {
-  printf("%s", run_command_s("uptime | awk '{print $3}' && echo \" days\""));
+const char *display_days() {
+  const char *days = run_command_s("uptime | awk '{for (i=1; i<=NF; i++) "
+                                   "if ($i ~ /day/) print $(i-1), $i}'");
+
+  if (days == NULL || strlen(days) == 0) {
+    return strndup("0 days,", 7);
   }
 
-void display_time() {
-  printf("%s", run_command_s("uptime | awk '{print $5}' | sed 's/,//' | "
-                             "sed 's/:/ hours, /' && echo \" mins\""));
+  return days;
+}
+
+const char *display_time() {
+  const char *uptime = run_command_s("uptime");
+  if (uptime == NULL) {
+    return NULL;
+  }
+
+  char *days = strstr(uptime, "day");
+  int nodays = 0;
+  if (days == NULL) {
+    nodays = 1;
+    days = strstr(uptime, "days");
+  }
+
+  free((void *)uptime);
+
+  if (nodays) {
+    return run_command_s("uptime | awk '{print $3}' | sed 's/,//' | "
+                         "sed 's/:/ hours, /' && echo \" mins\"");
+  }
+
+  return run_command_s("uptime | awk '{print $5}' | sed 's/,//' | "
+                         "sed 's/:/ hours, /' && echo \" mins\"");
 }

src/uptime.h

@@ -1,7 +1,7 @@
 #ifndef UPTIME_H
 #define UPTIME_H
 
-void display_days();
-void display_time();
+const char *display_days();
+const char *display_time();
 
 #endif