sys-fs/lvm2/files/lvm2-2.03.14-freopen_n2.patch


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In musl, the standard streams are read-only. To modify them we need to
use freopen. This patch does the same as lvm2-2.03.14-r1-fopen-to-freopen.patch

https://listman.redhat.com/archives/lvm-devel/2022-June/024203.html

See also:
https://wiki.gentoo.org/wiki/User:Sam/Musl_porting_notes#error:_assignment_of_read-only_variable_.27.5Bstdout.7Cstdin.7Cstderr.5D.27
https://www.gnu.org/software/libc/manual/html_node/Standard-Streams.html

---
 lib/log/log.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/log/log.c b/lib/log/log.c
index 7b4d537..897c183 100644
--- a/lib/log/log.c
+++ b/lib/log/log.c
@@ -207,8 +207,12 @@ int reopen_standard_stream(FILE **stream, const char *mode)
 	}
 
 	_check_and_replace_standard_log_streams(old_stream, new_stream);
-
+	
+#ifdef __GLIBC__
 	*stream = new_stream;
+#else
+	freopen(NULL, mode, *stream);
+#endif
 	return 1;
 }
 
-- 
2.35.1