Add argument to xflush() so it can test for stdout err without flushing.

2 files changed, 1 insertions, 4 deletions

diff --git a/toys/posix/echo.c b/toys/posix/echo.c
index 639f87ab..63eb1981 100644
--- a/toys/posix/echo.c
+++ b/toys/posix/echo.c
@@ -65,7 +65,7 @@ void echo_main(void)
         int slash = *(c++), n = unescape(slash);
 
         if (n) out = n;
-        else if (slash=='c') goto done;
+        else if (slash=='c') return;
         else if (slash=='0') {
           out = 0;
           while (*c>='0' && *c<='7' && n++<3) out = (out*8)+*(c++)-'0';
@@ -90,6 +90,4 @@ void echo_main(void)
 
   // Output "\n" if no -n
   if (!(toys.optflags&FLAG_n)) putchar('\n');
-done:
-  xflush();
 }
diff --git a/toys/posix/head.c b/toys/posix/head.c
index 7e34a714..38ab919e 100644
--- a/toys/posix/head.c
+++ b/toys/posix/head.c
@@ -40,7 +40,6 @@ static void do_head(int fd, char *name)
     // Print an extra newline for all but the first file
     if (TT.file_no) xprintf("\n");
     xprintf("==> %s <==\n", name);
-    xflush();
   }
 
   while ((toys.optflags&FLAG_c) ? bytes : lines) {