struct/dstr.[ch3] (dstr_putc): Accept an `int' argument.

[mLib] / struct / dstr.h

diff --git a/struct/dstr.h b/struct/dstr.h
index 3ef3051f4ad960629bdf463455655c334a4b89ef..e1851a21e8b76d95b3bdf08fe9516723029d4903 100644 (file)
--- a/struct/dstr.h
+++ b/struct/dstr.h
@@ -141,19 +141,19 @@ extern void dstr_ensure(dstr */*d*/, size_t /*sz*/);
 /* --- @dstr_putc@ --- *
  *
  * Arguments:  @dstr *d@ = pointer to a dynamic string block
- *             @char ch@ = character to append
+ *             @int ch@ = character to append
  *
  * Returns:    ---
  *
  * Use:                Appends a character to a string.
  */
 
-extern void dstr_putc(dstr */*d*/, char /*ch*/);
+extern void dstr_putc(dstr */*d*/, int /*ch*/);
 
 #define DPUTC(d, ch) do {                                              \
   dstr *_d = (d);                                                      \
   DENSURE(_d, 1);                                                      \
-  _d->buf[_d->len++] = (ch);                                           \
+  *((unsigned char *)_d->buf + _d->len++) = (ch);                      \
 } while (0)
 
 /* --- @dstr_putz@ --- *