rstrcasecmp() and rstrncasecmp() are "pure" functions

diff --git a/rpmio/rpmstring.h b/rpmio/rpmstring.h
index f9d00aa..de880fc 100644 (file)
--- a/rpmio/rpmstring.h
+++ b/rpmio/rpmstring.h
@@ -106,11 +106,13 @@ static inline unsigned char rnibble(char c)
 /** \ingroup rpmstring
  * Locale insensitive strcasecmp(3).
  */
+RPM_GNUC_PURE
 int rstrcasecmp(const char * s1, const char * s2)              ;
 
 /** \ingroup rpmstring
  * Locale insensitive strncasecmp(3).
  */
+RPM_GNUC_PURE
 int rstrncasecmp(const char *s1, const char * s2, size_t n)    ;
 
 /** \ingroup rpmstring