ident.c: use warning_errno()

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/ident.c b/ident.c
index 6e12582..337a421 100644 (file)
--- a/ident.c
+++ b/ident.c
@@ -75,14 +75,12 @@ static int add_mailname_host(struct strbuf *buf)
        mailname = fopen("/etc/mailname", "r");
        if (!mailname) {
                if (errno != ENOENT)
-                       warning("cannot open /etc/mailname: %s",
-                               strerror(errno));
+                       warning_errno("cannot open /etc/mailname");
                return -1;
        }
        if (strbuf_getline(&mailnamebuf, mailname) == EOF) {
                if (ferror(mailname))
-                       warning("cannot read /etc/mailname: %s",
-                               strerror(errno));
+                       warning_errno("cannot read /etc/mailname");
                strbuf_release(&mailnamebuf);
                fclose(mailname);
                return -1;
@@ -125,7 +123,7 @@ static void add_domainname(struct strbuf *out, int *is_bogus)
        char buf[1024];
 
        if (gethostname(buf, sizeof(buf))) {
-               warning("cannot get host name: %s", strerror(errno));
+               warning_errno("cannot get host name");
                strbuf_addstr(out, "(none)");
                *is_bogus = 1;
                return;