Add customisation instructions to config.mk, rename ERROR_SLEEP to RETRY_SLEEP, and remove sleep instruction if RETRY_SLEEP is nonpositive

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 5 insertions, 3 deletions

diff --git a/asroot.c b/asroot.c
index f53c0c4..7db8eac 100644
--- a/asroot.c
+++ b/asroot.c
@@ -20,8 +20,8 @@
 #define EXIT_EXEC   126
 #define EXIT_NOENT  127
 
-#ifndef ERROR_SLEEP
-# define ERROR_SLEEP 1
+#ifndef RETRY_SLEEP
+# define RETRY_SLEEP 1
 #endif
 
 #ifndef PROMPT
@@ -342,7 +342,9 @@ again:
 	if (strcmp(got, expected)) {
 		fprintf(stderr, "%s: incorrect password, please try again\n", argv0);
 		tcsetattr(fd, TCSAFLUSH, &stty_sleep);
-		sleep(ERROR_SLEEP);
+#if RETRY_SLEEP > 0
+		sleep(RETRY_SLEEP);
+#endif
 		tcsetattr(fd, TCSAFLUSH, &stty_enter);
 		goto again;
 	}