Implement esnprintf() and make formatted calls more efficient

Within the components, snprintf() was unchecked and had inefficient
calls in some places.
We implement esnprintf() that does all the dirty laundry for us
and use it exclusively now.

1 files changed, 1 insertions, 5 deletions

diff --git a/slstatus.c b/slstatus.c
index 0c4605f..3222b02 100644
--- a/slstatus.c
+++ b/slstatus.c
@@ -91,12 +91,8 @@ main(int argc, char *argv[])
 			if (!(res = args[i].func(args[i].args))) {
 				res = unknown_str;
 			}
-			if ((ret = snprintf(status + len, sizeof(status) - len,
+			if ((ret = esnprintf(status + len, sizeof(status) - len,
 			                    args[i].fmt, res)) < 0) {
-				warn("snprintf:");
-				break;
-			} else if ((size_t)ret >= sizeof(status) - len) {
-				warn("snprintf: Output truncated");
 				break;
 			}
 			len += ret;