Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/tests/dwarf-getstring.c b/tests/dwarf-getstring.c
new file mode 100644
index 0000000..ffa3e37
--- /dev/null
+++ b/tests/dwarf-getstring.c
@@ -0,0 +1,78 @@
+/* Copyright (C) 2011 Red Hat, Inc.
+ This file is part of elfutils.
+ Written by Marek Polacek <mpolacek@redhat.com>, 2011.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ elfutils is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include ELFUTILS_HEADER(dwfl)
+#include <assert.h>
+#include <dwarf.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+
+
+int
+main (int argc, char *argv[])
+{
+ int cnt;
+
+ for (cnt = 1; cnt < argc; ++cnt)
+ {
+ Dwarf_Off offset = 0;
+ size_t len;
+
+ int fd = open (argv[cnt], O_RDONLY);
+ if (fd == -1)
+ {
+ printf ("cannot open '%s': %m\n", argv[cnt]);
+ return 1;
+ }
+
+ Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
+ if (dbg == NULL)
+ {
+ printf ("%s not usable: %s\n", argv[cnt], dwarf_errmsg (-1));
+ close (fd);
+ return 1;
+ }
+
+ /* Try to use NULL Dwarf object. */
+ const char *str = dwarf_getstring (NULL, offset, &len);
+ assert (str == NULL);
+
+ /* Use insane offset. */
+ str = dwarf_getstring (dbg, ~0UL, &len);
+ assert (str == NULL);
+
+ /* Now do some real work. */
+ for (int i = 0; i < 100; ++i)
+ {
+ str = dwarf_getstring (dbg, offset, &len);
+ puts (str);
+
+ /* Advance. */
+ offset += len + 1;
+ }
+
+ dwarf_end (dbg);
+ close (fd);
+ }
+
+ return 0;
+}