git: de3deff65c5b - main - libiscsiutil: Add log_warnc() and log_errc() functions

The branch main has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=de3deff65c5b407ab29b45780f2585b3bc24bbd6

commit de3deff65c5b407ab29b45780f2585b3bc24bbd6
Author:     John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2025-01-30 15:15:39 +0000
Commit:     John Baldwin <jhb@FreeBSD.org>
CommitDate: 2025-01-30 15:15:39 +0000

    libiscsiutil: Add log_warnc() and log_errc() functions
    
    These are similar to warnc() and errc() in that they take an explicit
    error code instead of using the value of the errno global.
    
    Reviewed by:    mav, asomers
    Sponsored by:   Chelsio Communications
    Differential Revision:  https://reviews.freebsd.org/D48648
---
 lib/libiscsiutil/libiscsiutil.h |  4 ++++
 lib/libiscsiutil/log.c          | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/lib/libiscsiutil/libiscsiutil.h b/lib/libiscsiutil/libiscsiutil.h
index 8da6ead73fce..c091c1d9753a 100644
--- a/lib/libiscsiutil/libiscsiutil.h
+++ b/lib/libiscsiutil/libiscsiutil.h
@@ -162,9 +162,13 @@ void			log_set_peer_name(const char *name);
 void			log_set_peer_addr(const char *addr);
 void			log_err(int, const char *, ...)
 			    __dead2 __printflike(2, 3);
+void			log_errc(int, int, const char *, ...)
+			    __dead2 __printflike(3, 4);
 void			log_errx(int, const char *, ...)
 			    __dead2 __printflike(2, 3);
 void			log_warn(const char *, ...) __printflike(1, 2);
+void			log_warnc(int, const char *, ...)
+			    __printflike(2, 3);
 void			log_warnx(const char *, ...) __printflike(1, 2);
 void			log_debugx(const char *, ...) __printflike(1, 2);
 
diff --git a/lib/libiscsiutil/log.c b/lib/libiscsiutil/log.c
index a69c979c3cce..cead4ab2d709 100644
--- a/lib/libiscsiutil/log.c
+++ b/lib/libiscsiutil/log.c
@@ -152,6 +152,18 @@ log_err(int eval, const char *fmt, ...)
 	exit(eval);
 }
 
+void
+log_errc(int eval, int code, const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	log_common(LOG_CRIT, code, fmt, ap);
+	va_end(ap);
+
+	exit(eval);
+}
+
 void
 log_errx(int eval, const char *fmt, ...)
 {
@@ -174,6 +186,16 @@ log_warn(const char *fmt, ...)
 	va_end(ap);
 }
 
+void
+log_warnc(int code, const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	log_common(LOG_WARNING, code, fmt, ap);
+	va_end(ap);
+}
+
 void
 log_warnx(const char *fmt, ...)
 {