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/allfcts.c b/tests/allfcts.c
new file mode 100644
index 0000000..f637311
--- /dev/null
+++ b/tests/allfcts.c
@@ -0,0 +1,112 @@
+/* Copyright (C) 2005, 2013 Red Hat, Inc.
+ This file is part of elfutils.
+
+ 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 <err.h>
+#include <fcntl.h>
+#include ELFUTILS_HEADER(dw)
+#include ELFUTILS_HEADER(dwelf)
+#include <stdio.h>
+#include <unistd.h>
+
+
+static int
+cb (Dwarf_Die *func, void *arg __attribute__ ((unused)))
+{
+ const char *file = dwarf_decl_file (func);
+ int line = -1;
+ dwarf_decl_line (func, &line);
+ const char *fct = dwarf_diename (func);
+
+ printf ("%s:%d:%s\n", file, line, fct);
+
+ return DWARF_CB_ABORT;
+}
+
+static Dwarf *
+setup_alt (Dwarf *main)
+{
+ const char *alt_name;
+ const void *build_id;
+ ssize_t ret = dwelf_dwarf_gnu_debugaltlink (main, &alt_name, &build_id);
+ if (ret == 0)
+ return NULL;
+ if (ret == -1)
+ errx (1, "dwelf_dwarf_gnu_debugaltlink: %s", dwarf_errmsg (-1));
+ int fd = open (alt_name, O_RDONLY);
+ if (fd < 0)
+ {
+ printf ("Warning: no alt file found.\n");
+ return NULL;
+ }
+ Dwarf *dbg_alt = dwarf_begin (fd, DWARF_C_READ);
+ if (dbg_alt == NULL)
+ errx (1, "dwarf_begin (%s): %s", alt_name, dwarf_errmsg (-1));
+ if (elf_cntl (dwarf_getelf (dbg_alt), ELF_C_FDREAD) != 0)
+ errx (1, "elf_cntl (%s, ELF_C_FDREAD): %s", alt_name, elf_errmsg (-1));
+ close (fd);
+ dwarf_setalt (main, dbg_alt);
+ return dbg_alt;
+}
+
+int
+main (int argc, char *argv[])
+{
+ for (int i = 1; i < argc; ++i)
+ {
+ int fd = open (argv[i], O_RDONLY);
+ if (fd < 0)
+ err (1, "open (%s)", argv[i]);
+
+ Dwarf *dbg = dwarf_begin (fd, DWARF_C_READ);
+ if (dbg != NULL)
+ {
+ Dwarf_Off off = 0;
+ size_t cuhl;
+ Dwarf_Off noff;
+ Dwarf *dbg_alt = setup_alt (dbg);
+
+ while (dwarf_nextcu (dbg, off, &noff, &cuhl, NULL, NULL, NULL) == 0)
+ {
+ Dwarf_Die die_mem;
+ Dwarf_Die *die = dwarf_offdie (dbg, off + cuhl, &die_mem);
+
+ /* Explicitly stop in the callback and then resume each time. */
+ ptrdiff_t doff = 0;
+ do
+ {
+ doff = dwarf_getfuncs (die, cb, NULL, doff);
+ if (dwarf_errno () != 0)
+ errx (1, "dwarf_getfuncs (%s): %s",
+ argv[i], dwarf_errmsg (-1));
+ }
+ while (doff != 0);
+
+ off = noff;
+ }
+
+ dwarf_end (dbg_alt);
+ dwarf_end (dbg);
+ }
+ else
+ errx (1, "dwarf_begin (%s): %s", argv[i], dwarf_errmsg (-1));
+
+ close (fd);
+ }
+}