eliminate use of fgets() in mhparse.c

[nmh] / sbr / fmt_scan.c

diff --git a/sbr/fmt_scan.c b/sbr/fmt_scan.c
index e4d79d57d71597eea672c988e3ad8b6d8fdbcae2..c8cdece56b10f8eb8f374d5c16b7a5acb8d1190d 100644 (file)
--- a/sbr/fmt_scan.c
+++ b/sbr/fmt_scan.c
@@ -490,6 +490,41 @@ fmt_scan (struct format *format, char *scanl, size_t max, int width, int *dat,
                    cp += n;
            }
            break;
+       case FT_LS_UNITS:
+           {
+               char *unitcp;
+               unsigned int whole, tenths;
+
+               if (value < 1000) {
+                   snprintf(buffer, sizeof(buffer), "%u", value);
+               } else {
+
+                   /* find correct scale for size (Kilo/Mega/Giga/Tera) */
+                   for (unitcp = "KMGT"; value > 999999; value /= 1000) {
+                       if (!*++unitcp)
+                           break;
+                   }
+
+                   if (!*unitcp) {
+                       strcpy(buffer, "huge");
+                   } else {
+                       /* round up to next higer tenth of kilo-/mega-/giga- */
+                       value += 99; value /= 100;
+
+                       /* want one digit after decimal, avoid float */
+                       whole = value / 10;
+                       tenths = value - (whole * 10);
+
+                       if (tenths) {
+                           snprintf(buffer, sizeof(buffer), "%u.%u%c", whole, tenths, *unitcp);
+                       } else {
+                           snprintf(buffer, sizeof(buffer), "%u%c", whole, *unitcp);
+                       }
+                   }
+               }
+               str = buffer;
+           }
+           break;
        case FT_NUMF:
            cpnumber (&cp, value, fmt->f_width, fmt->f_fill, ep - cp);
            break;