[PATCH 12/27] readutmp: improve -fanalyzer malloc checking

[Paul Eggert]

---
 ChangeLog      | 1 +
 lib/readutmp.h | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 8a3dcb388..11c4395b9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,7 @@
        * lib/canonicalize.h, lib/dfa.h, lib/dirname.h, lib/exclude.h:
        * lib/filenamecat.h, lib/malloca.h, lib/modechange.h:
        * lib/mountlist.h, lib/pagealign_alloc.h, lib/quotearg.h:
+       * lib/readutmp.h:
        Add malloc-related attributes and include stdlib.h as needed.
        * lib/dfa.c: Include verify.h.
        (assume_nonnull): New macro.
diff --git a/lib/readutmp.h b/lib/readutmp.h
index a3a7eda01..5be981802 100644
--- a/lib/readutmp.h
+++ b/lib/readutmp.h
@@ -20,6 +20,7 @@
 #ifndef __READUTMP_H__
 # define __READUTMP_H__
 
+# include <stdlib.h>
 # include <sys/types.h>
 
 /* AIX 4.3.3 has both utmp.h and utmpx.h, but only struct utmp
@@ -211,7 +212,9 @@ enum
     READ_UTMP_USER_PROCESS = 2
   };
 
-char *extract_trimmed_name (const STRUCT_UTMP *ut);
+char *extract_trimmed_name (const STRUCT_UTMP *ut)
+  _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
+  _GL_ATTRIBUTE_RETURNS_NONNULL;
 
 /* FIXME: This header should use idx_t, not size_t.  */
 int read_utmp (char const *file, size_t *n_entries, STRUCT_UTMP **utmp_buf,
-- 
2.31.1