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authorDag-Erling Smørgrav <des@FreeBSD.org>2026-07-06 12:23:43 +0000
committerDag-Erling Smørgrav <des@FreeBSD.org>2026-07-06 12:23:43 +0000
commit60827d7885016861dc02caa45f3ce873ad2a020e (patch)
tree1ee2d52b581a639f9f563b32d47ff13d6f1c3a08
parentfbe0257b5613f457af42f82efb2e3bc9395d0557 (diff)
libc/resolv: Add no-debug and no-rotate options
These are simply the reverse of the debug and rotate options. Reviewed by: markj Differential Revision: https://reviews.freebsd.org/D57926
-rw-r--r--lib/libc/resolv/res_init.c4
-rw-r--r--share/man/man5/resolver.512
2 files changed, 16 insertions, 0 deletions
diff --git a/lib/libc/resolv/res_init.c b/lib/libc/resolv/res_init.c
index 120b30fc74f5..a9b2d5c582c8 100644
--- a/lib/libc/resolv/res_init.c
+++ b/lib/libc/resolv/res_init.c
@@ -746,6 +746,10 @@ res_setoptions(res_state statp, const char *options, const char *source)
#ifdef DEBUG
printf(";;\tdebug\n");
#endif
+ } else if (res_match(cp, ep, "no-debug")) {
+ statp->options &= ~RES_DEBUG;
+ } else if (res_match(cp, ep, "no-rotate")) {
+ statp->options &= ~RES_ROTATE;
} else if (res_match(cp, ep, "no-tld-query") ||
res_match(cp, ep, "no_tld_query")) {
statp->options |= RES_NOTLDQUERY;
diff --git a/share/man/man5/resolver.5 b/share/man/man5/resolver.5
index 749ffba21fbd..3951aa750a96 100644
--- a/share/man/man5/resolver.5
+++ b/share/man/man5/resolver.5
@@ -206,6 +206,18 @@ Set
.Dv RES_NOCHECKNAME .
This disables the check of incoming host names for invalid characters
such as underscore, non-ASCII, or control characters.
+.It Cm no-debug
+Clears
+.Dv RES_DEBUG .
+See
+.Cm debug
+above.
+.It Cm no-rotate
+Clears
+.Dv RES_ROTATE .
+See
+.Cm rotate
+below.
.It Cm no-tld-query
Set
.Dv RES_NOTLDQUERY .