[gdb/symtab] Fix name lookup in dw2_map_matching_symbols

[deliverable/binutils-gdb.git] / gdb / dwarf2 / leb.h

diff --git a/gdb/dwarf2/leb.h b/gdb/dwarf2/leb.h
index 29fdffebfecd7be9d7daabe0ad0030efdc8f8304..f312fc261ee8cc44c9ba138f85019ea7cb36177e 100644 (file)
--- a/gdb/dwarf2/leb.h
+++ b/gdb/dwarf2/leb.h
@@ -130,4 +130,35 @@ extern LONGEST read_initial_length (bfd *abfd, const gdb_byte *buf,
                                    unsigned int *bytes_read,
                                    bool handle_nonstd = true);
 
+/* Read an offset from the data stream.  */
+extern LONGEST read_offset (bfd *abfd, const gdb_byte *buf,
+                           unsigned int offset_size);
+
+static inline const gdb_byte *
+read_n_bytes (bfd *abfd, const gdb_byte *buf, unsigned int size)
+{
+  /* If the size of a host char is 8 bits, we can return a pointer
+     to the buffer, otherwise we have to copy the data to a buffer
+     allocated on the temporary obstack.  */
+  gdb_assert (HOST_CHAR_BIT == 8);
+  return buf;
+}
+
+static inline const char *
+read_direct_string (bfd *abfd, const gdb_byte *buf,
+                   unsigned int *bytes_read_ptr)
+{
+  /* If the size of a host char is 8 bits, we can return a pointer
+     to the string, otherwise we have to copy the string to a buffer
+     allocated on the temporary obstack.  */
+  gdb_assert (HOST_CHAR_BIT == 8);
+  if (*buf == '\0')
+    {
+      *bytes_read_ptr = 1;
+      return NULL;
+    }
+  *bytes_read_ptr = strlen ((const char *) buf) + 1;
+  return (const char *) buf;
+}
+
 #endif /* GDB_DWARF2_LEB_H */