journal: fix export of messages containing newlines

In "export" format, newlines are significant, and messages containing
newlines must be exported as "binary".

1 files changed, 4 insertions, 1 deletions

diff --git a/src/shared/utf8.h b/src/shared/utf8.h
index c0eb73a21d..c087995930 100644
--- a/src/shared/utf8.h
+++ b/src/shared/utf8.h
@@ -31,7 +31,10 @@ const char *utf8_is_valid(const char *s) _pure_;
 char *ascii_is_valid(const char *s) _pure_;
 char *utf8_escape_invalid(const char *s);
 
-bool utf8_is_printable(const char* str, size_t length) _pure_;
+bool utf8_is_printable_newline(const char* str, size_t length, bool newline) _pure_;
+_pure_ static inline bool utf8_is_printable(const char* str, size_t length) {
+        return utf8_is_printable_newline(str, length, true);
+}
 
 char *utf16_to_utf8(const void *s, size_t length);