Use an accessor function for general_symbol_info::language

[deliverable/binutils-gdb.git] / libctf / ctf-util.c

diff --git a/libctf/ctf-util.c b/libctf/ctf-util.c
index b813c0d41411c570e3aeec4965742b8942be533e..d4a1c5aaeaceef564982062536ef600deb2d7f19 100644 (file)
--- a/libctf/ctf-util.c
+++ b/libctf/ctf-util.c
@@ -80,6 +80,14 @@ ctf_list_delete (ctf_list_t *lp, void *existing)
     lp->l_prev = p->l_prev;
 }
 
+/* Return 1 if the list is empty.  */
+
+int
+ctf_list_empty_p (ctf_list_t *lp)
+{
+  return (lp->l_next == NULL && lp->l_prev == NULL);
+}
+
 /* Convert a 32-bit ELF symbol into Elf64 and return a pointer to it.  */
 
 Elf64_Sym *
@@ -95,20 +103,7 @@ ctf_sym_to_elf64 (const Elf32_Sym *src, Elf64_Sym *dst)
   return dst;
 }
 
-/* Same as strdup(3C), but use ctf_alloc() to do the memory allocation. */
-
-_libctf_malloc_ char *
-ctf_strdup (const char *s1)
-{
-  char *s2 = ctf_alloc (strlen (s1) + 1);
-
-  if (s2 != NULL)
-    (void) strcpy (s2, s1);
-
-  return s2;
-}
-
-/* A string appender working on dynamic strings.  */
+/* A string appender working on dynamic strings.  Returns NULL on OOM.  */
 
 char *
 ctf_str_append (char *s, const char *append)
@@ -132,6 +127,19 @@ ctf_str_append (char *s, const char *append)
   return s;
 }
 
+/* A version of ctf_str_append that returns the old string on OOM.  */
+
+char *
+ctf_str_append_noerr (char *s, const char *append)
+{
+  char *new_s;
+
+  new_s = ctf_str_append (s, append);
+  if (!new_s)
+    return s;
+  return new_s;
+}
+
 /* A realloc() that fails noisily if called with any ctf_str_num_users.  */
 void *
 ctf_realloc (ctf_file_t *fp, void *ptr, size_t size)