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In what sense do you mean “executable?” Does it include a main() and can you launch it? Or do you mean because its code is invoked before your own executable’s

In what sense do you mean “executable?” Does it include a main() and can you launch it? Or do you mean because its code is invoked before your own executable’s code?

olalonde 2y ago
It's in the article, it includes a main(): icterid$ /usr/lib/x86_64-linux-gnu/libc.so.6 GNU C Library (Debian GLIBC 2.36-9+deb12u7) stable release version 2.36. Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Compiled by GNU CC version 12.2.0. libc ABIs: UNIQUE IFUNC ABSOLUTE Minimum supported kernel: 3.2.0 For bug reporting instructions, please see: <http://www.debian.org/Bugs/>.
- deleted 2y ago
  [deleted]
- rzzzt 2y ago
  Both the Makefile as well as the source file were linked from the article, ld's "-e" flag is used to set a custom entry point to "__libc_main".