(doprnt): Handle padding on %c.

1 files changed, 8 insertions, 3 deletions

diff --git a/src/doprnt.c b/src/doprnt.c
index 13fa047dcbe..3ea758d71e8 100644
--- 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 */