(doprnt): Handle padding on %c.

diff --git a/src/doprnt.c b/src/doprnt.c
index 13fa047dcbee182fbfc3ffee73a7bad9aff5e8ac..3ea758d71e8a45f8e1720765450136217de9ced5 100644 (file)
--- a/src/doprnt.c
+++ b/src/doprnt.c
@@ -62,6 +62,7 @@ doprnt (buffer, bufsize, format, format_end, nargs, args)
   char *fmtcpy;
   int minlen;
   int size;                    /* Field width factor; e.g., %90d */
+  char charbuf[2];             /* Used for %c.  */
 
   if (format_end == 0)
     format_end = format + strlen (format);
@@ -154,6 +155,7 @@ doprnt (buffer, bufsize, format, format_end, nargs, args)
              /* Copy string into final output, truncating if no room.  */
            doit:
              tem = strlen (string);
+           doit1:
              if (minlen > 0)
                {
                  while (minlen > tem && bufsize > 0)
@@ -184,9 +186,12 @@ doprnt (buffer, bufsize, format, format_end, nargs, args)
            case 'c':
              if (cnt == nargs)
                error ("not enough arguments for format string");
-             *bufptr++ = (int) args[cnt++];
-             bufsize--;
-             continue;
+             *charbuf = (int) args[cnt++];
+             string = charbuf;
+             tem = 1;
+             if (fmtcpy[1] != 'c')
+               minlen = atoi (&fmtcpy[1]);
+             goto doit1;
 
            case '%':
              fmt--;    /* Drop thru and this % will be treated as normal */