Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libebl/eblsectionstripp.c b/libebl/eblsectionstripp.c
new file mode 100644
index 0000000..c6cda63
--- /dev/null
+++ b/libebl/eblsectionstripp.c
@@ -0,0 +1,67 @@
+/* Check whether section can be stripped.
+ 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 either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ 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 copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <string.h>
+#include "libeblP.h"
+
+
+bool
+ebl_section_strip_p (Ebl *ebl, const GElf_Ehdr *ehdr, const GElf_Shdr *shdr,
+ const char *name, bool remove_comment,
+ bool only_remove_debug)
+{
+ /* If only debug information should be removed check the name. There
+ is unfortunately no other way. */
+ if (unlikely (only_remove_debug))
+ {
+ if (ebl_debugscn_p (ebl, name))
+ return true;
+
+ if (shdr->sh_type == SHT_RELA || shdr->sh_type == SHT_REL)
+ {
+ Elf_Scn *scn_l = elf_getscn (ebl->elf, (shdr)->sh_info);
+ GElf_Shdr shdr_mem_l;
+ GElf_Shdr *shdr_l = gelf_getshdr (scn_l, &shdr_mem_l);
+ if (shdr_l != NULL)
+ {
+ const char *s_l = elf_strptr (ebl->elf, ehdr->e_shstrndx,
+ shdr_l->sh_name);
+ if (s_l != NULL && ebl_debugscn_p (ebl, s_l))
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ return SECTION_STRIP_P (shdr, name, remove_comment);
+}