Add press_any_key() function

Displays "Press any key to continue..." in shell terminal mode and waits
for a key stroke.

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>

1 files changed, 12 insertions, 0 deletions

diff --git a/src/utils.c b/src/utils.c
index 5f19db0..a39b7df 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -813,3 +813,15 @@ child_wait (int *pfdin, int *pfdout, int pid)
   waitpid (pid, &stat, 0);
   return stat;
 }
+
+/* Display "Press any key to continue..." and wait for a key press. */
+void
+press_any_key (void)
+{
+  fflush (stdout);
+  fputs (_("Press any key to continue..."), stdout);
+  fflush (stdout);
+  fgetc (stdin);
+  fflush (stdin);
+  fputs ("\r\n", stdout);
+}