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Patch elf2flt to fix the breakage with host GCC8

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... and binutils 2.32 (more headers needed).

Signed-off-by: Alexey Neyman <stilor@att.net>
This commit is contained in:
Alexey Neyman 2019-02-14 20:16:05 -08:00
parent 7c7eca2fab
commit 2c6b185c41
3 changed files with 70 additions and 30 deletions
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38
packages/elf2flt/git-6d80ab6c/0000-Create-more-symlinks-to-BFD-headers.patch Normal file
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@ -0,0 +1,38 @@
From 902813b98dc5dd25719530d90a1d1502258eb458 Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Sat, 29 Sep 2018 13:12:08 -0700
Subject: [PATCH] Create more symlinks to BFD headers
... diagnostics.h and bfd_stdint.h, included by <bfd/bfd.h>.
Signed-off-by: Alexey Neyman <stilor@att.net>
---
Makefile.in | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/Makefile.in b/Makefile.in
index cfad06c..ed63bea 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -123,11 +123,16 @@ sinclude .deps
$(CC) -MM $(CPPFLAGS) $(srcdir)/*.c > .deps
+# Some versions of binutils may not have all these headers (diagnostics.h
+# appeared in binutils 2.31; bfd_stdint.h in 2.32) so some symlinks may be
+# dangling.
bfd-headers/.stamp:
rm -rf bfd-headers
mkdir bfd-headers
- ln -sf $(BFD_INCLUDE_DIR)/bfd.h bfd-headers/bfd.h
- for f in ansidecl filenames hashtab libiberty symcat; do \
+ for f in bfd bfd_stdint; do \
+ ln -sf $(BFD_INCLUDE_DIR)/$$f.h bfd-headers/$$f.h || exit 1; \
+ done
+ for f in ansidecl filenames hashtab libiberty symcat diagnostics; do \
ln -sf $(BINUTILS_INCLUDE_DIR)/$$f.h bfd-headers/$$f.h || exit 1; \
done
ln -sf $(BINUTILS_INCLUDE_DIR)/elf bfd-headers/elf
--
2.19.1

30
packages/elf2flt/git-6d80ab6c/0000-diagnostics.h.patch
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@ -1,30 +0,0 @@
commit 2c8ab83ec84662f4916b5237da3e4330956a32eb
Author: Alexey Neyman <stilor@att.net>
Date: Sat Sep 29 13:12:08 2018 -0700
Create symlink to <bfd/diagnostics.h> in bfd-headers
Included by <bfd/bfd.h>.
Signed-off-by: Alexey Neyman <stilor@att.net>
diff --git a/Makefile.in b/Makefile.in
index cfad06c..8162cba 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -123,11 +123,14 @@ sinclude .deps
$(CC) -MM $(CPPFLAGS) $(srcdir)/*.c > .deps
+# Not all versions of binutils have all these headers, some may end up
+# as dangling symlinks
bfd-headers/.stamp:
rm -rf bfd-headers
mkdir bfd-headers
ln -sf $(BFD_INCLUDE_DIR)/bfd.h bfd-headers/bfd.h
- for f in ansidecl filenames hashtab libiberty symcat; do \
+ ln -sf $(BFD_INCLUDE_DIR)/diagnostics.h bfd-headers/diagnostics.h
+ for f in ansidecl filenames hashtab libiberty symcat diagnostics; do \
ln -sf $(BINUTILS_INCLUDE_DIR)/$$f.h bfd-headers/$$f.h || exit 1; \
done
ln -sf $(BINUTILS_INCLUDE_DIR)/elf bfd-headers/elf

32
packages/elf2flt/git-6d80ab6c/0001-Check-output_elf-for-being-NULL.patch Normal file
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@ -0,0 +1,32 @@
From b6a77bbebb4573d1899cc72e964e9875aae64436 Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Thu, 14 Feb 2019 20:12:34 -0800
Subject: [PATCH] Check `output_elf' for being NULL
... before passing it to unlink(). GCC8.2 detects that one of the
branches in do_final_link() does not initialize it from its original
value, NULL.
Signed-off-by: Alexey Neyman <stilor@att.net>
---
ld-elf2flt.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/ld-elf2flt.c b/ld-elf2flt.c
index de39fe0..ccb09b5 100644
--- a/ld-elf2flt.c
+++ b/ld-elf2flt.c
@@ -568,7 +568,9 @@ int main(int argc, char *argv[])
if (!flag_verbose) {
unlink(tmp_file);
unlink(output_flt);
- unlink(output_elf);
+ if (output_elf) {
+ unlink(output_elf);
+ }
} else {
fprintf(stderr,
"leaving elf2flt temp files behind:\n"
--
2.19.1