1 files changed, 39 insertions, 0 deletions
diff --git a/src/shared.c b/src/shared.c
index ee3c2f1..a8837c4 100644
--- a/src/shared.c
+++ b/src/shared.c
@@ -4,6 +4,7 @@
 #include <stdarg.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 
 void error(const char* format, ...) {
     va_list list;
@@ -44,3 +45,41 @@ bool streql(const char* a, const char* b) {
 bool prefix(const char* pre, const char* str) {
     return strncmp(pre, str, strlen(pre)) == 0;
 }
+
+static char fs_types[5] = {'K','M','G','T','P'};
+void print_file_size(size_t bytes) {
+    int index = 0;
+    float next = bytes;
+    while (true) {
+        if (next < 1000) {
+            break;
+        }
+        if (index == 5) {
+            printf("999P");
+            return;
+        };
+        next /= 1024;
+        index++;
+    }
+
+    if (next/100 < 1) putchar(' ');
+    if (next/10 < 1) putchar(' ');
+    if (index == 0) putchar(' ');
+
+    printf("%u", (int)(next+.5));
+    if (index > 0) {
+        putchar(fs_types[index - 1]);
+    }
+    putchar(' ');
+}
+
+static char* months[12] = 
+    {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
+void print_date_time(time_t mills) {
+    struct tm* info;
+    info = localtime(&mills);
+    printf("%s ", months[info->tm_mon]);
+    if (info->tm_mday < 10)
+        printf(" ");
+    printf("%d %02d:%02d ", info->tm_mday, info->tm_hour, info->tm_sec);
+}