Messages in this thread | | | Date | Fri, 19 Mar 2021 10:52:03 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2 09/14] objtool: Extract elf_strtab_concat() |
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On Thu, Mar 18, 2021 at 09:10:38PM -0500, Josh Poimboeuf wrote: > On Thu, Mar 18, 2021 at 06:11:12PM +0100, Peter Zijlstra wrote: > > Create a common helper to append strings to a strtab. > > > > Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> > > --- > > tools/objtool/elf.c | 73 +++++++++++++++++++++++++++++----------------------- > > 1 file changed, 42 insertions(+), 31 deletions(-) > > > > --- a/tools/objtool/elf.c > > +++ b/tools/objtool/elf.c > > @@ -676,13 +676,51 @@ struct elf *elf_open_read(const char *na > > return NULL; > > } > > > > +static int elf_strtab_concat(struct elf *elf, char *name, const char *strtab_name) > > +{ > > + struct section *strtab = NULL; > > + Elf_Data *data; > > + Elf_Scn *s; > > + int len; > > + > > + if (strtab_name) > > + strtab = find_section_by_name(elf, strtab_name); > > + if (!strtab) > > + strtab = find_section_by_name(elf, ".strtab"); > > + if (!strtab) { > > + WARN("can't find %s or .strtab section", strtab_name); > > + return -1; > > + } > > This part's a bit mysterious (and it loses the Clang comment). Maybe we > can leave the section finding logic in elf_create_section()?
Sure, made it compile too ;-)
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