use %m printf specifier where appropriate

function                                             old     new   delta
out                                                   85      75     -10
udhcpd_main                                         1472    1461     -11
open_stdio_to_tty                                     98      85     -13
init_exec                                            245     232     -13
udhcpc_main                                         2763    2749     -14
do_cmd                                              4771    4755     -16
status_line_bold_errno                                32      14     -18
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/7 up/down: 0/-95)             Total: -95 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/editors/vi.c b/editors/vi.c
index 60c73c0eb..cdfb27cc5 100644
--- a/editors/vi.c
+++ b/editors/vi.c
@@ -1038,7 +1038,7 @@ static void colon(char *buf)
                 }
                 if (cnt < 0) {
                         if (cnt == -1)
-                                status_line_bold("Write error: %s", strerror(errno));
+                                status_line_bold("Write error: "STRERROR_FMT STRERROR_ERRNO);
                 } else {
                         modified_count = 0;
                         last_modified_count = -1;
@@ -3131,7 +3131,7 @@ static void status_line_bold(const char *format, ...)
 
 static void status_line_bold_errno(const char *fn)
 {
-        status_line_bold("'%s' %s", fn, strerror(errno));
+        status_line_bold("'%s' "STRERROR_FMT, fn STRERROR_ERRNO);
 }
 
 // format status buffer
@@ -4066,7 +4066,7 @@ static void do_cmd(int c)
                         cnt = file_write(current_filename, text, end - 1);
                         if (cnt < 0) {
                                 if (cnt == -1)
-                                        status_line_bold("Write error: %s", strerror(errno));
+                                        status_line_bold("Write error: "STRERROR_FMT STRERROR_ERRNO);
                         } else if (cnt == (end - 1 - text + 1)) {
                                 editing = 0;
                         }