live-bootstrap/steps/tcc-0.9.27/patches/ignore-duplicate-symbols.patch
fosslinux 6ed2e09f3a Remove the notion of "sys*"
- This idea originates from very early in the project and was, at the
  time, a very easy way to categorise things.
- Now, it doesn't really make much sense - it is fairly arbitary, often
  occuring when there is a change in kernel, but not from builder-hex0
  to fiwix, and sysb is in reality completely unnecessary.
- In short, the sys* stuff is a bit of a mess that makes the project
  more difficult to understand.
- This puts everything down into one folder and has a manifest file that
  is used to generate the build scripts on the fly rather than using
  coded scripts.
- This is created in the "seed" stage.

stage0-posix -- (calls) --> seed -- (generates) --> main steps

Alongside this change there are a variety of other smaller fixups to the
general structure of the live-bootstrap rootfs.

- Creating a rootfs has become much simpler and is defined as code in
  go.sh. The new structure, for an about-to-be booted system, is

/
-- /steps (direct copy of steps/)
-- /distfiles (direct copy of distfiles/)
-- all files from seed/*
-- all files from seed/stage0-posix/*

- There is no longer such a thing as /usr/include/musl, this didn't
  really make any sense, as musl is the final libc used. Rather, to
  separate musl and mes, we have /usr/include/mes, which is much easier
  to work with.
- This also makes mes easier to blow away later.
- A few things that weren't properly in packages have been changed;
  checksum-transcriber, simple-patch, kexec-fiwix have all been given
  fully qualified package names.
- Highly breaking change, scripts now exist in their package directory
  but NOT WITH THE packagename.sh. Rather, they use pass1.sh, pass2.sh,
  etc. This avoids manual definition of passes.
  - Ditto with patches; default directory is patches, but then any patch
    series specific to a pass are named patches-passX.
2023-12-15 21:43:19 +11:00

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SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
SPDX-License-Identifier: LGPL-2.0-or-later
Ignore duplicate symbols. Due to poor support for weak symbols in tcc-ar
we had to patch musl to replace weak symbols with strong symbols
--- tccelf.c 2021-02-02 17:41:08.662247892 +0000
+++ tccelf.c 2021-02-02 23:21:49.652080201 +0000
@@ -552,8 +552,9 @@
#if 0
printf("new_bind=%x new_shndx=%x new_vis=%x old_bind=%x old_shndx=%x old_vis=%x\n",
sym_bind, shndx, new_vis, esym_bind, esym->st_shndx, esym_vis);
-#endif
tcc_error_noabort("'%s' defined twice", name);
+#endif
+ goto do_patch;
}
} else {
do_patch: