Add puts and fix printf/putchar prototypes. Patch by Jeroen Dekkers.

2 files changed, 22 insertions, 4 deletions

diff --git a/laden/output.c b/laden/output.c
index 2c6e8cc..6783af0 100644
--- a/laden/output.c
+++ b/laden/output.c
@@ -82,7 +82,7 @@ output_deinit (void)
 
 
 /* Print the single character CHR on the output device.  */
-void
+int
 putchar (int chr)
 {
   if (!output)
@@ -90,6 +90,20 @@ putchar (int chr)
 
   if (output->putchar)
     (*output->putchar) (chr);
+
+  return 0;
+}
+
+
+int
+puts (const char *str)
+{
+  while (*str != '\0')
+    putchar (*(str++));
+
+  putchar ('\n');
+
+  return 0;
 }
 
 
@@ -130,7 +144,7 @@ print_signed_nr (long long nr, int base)
 }
   
 
-void
+int
 printf (const char *fmt, ...)
 {
   va_list ap;
@@ -245,4 +259,6 @@ printf (const char *fmt, ...)
 	  break;
 	}
     }
+
+  return 0;
 }
diff --git a/laden/output.h b/laden/output.h
index aabd79e..c8d1e24 100644
--- a/laden/output.h
+++ b/laden/output.h
@@ -58,9 +58,11 @@ int output_init (char *name);
 void output_deinit (void);
 
 /* Print the single character CHR on the output device.  */
-void putchar (int chr);
+int putchar (int chr);
 
-void printf (const char *fmt, ...);
+int puts (const char *str);
+
+int printf (const char *fmt, ...);
 
 /* True if debug mode is enabled.  */
 extern int output_debug;