create-diff-object: name arguments

Use named variables instead of cmdline argument indexes so that it is
easier to read create-diff-object.c.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Artem Savkov <asavkov@redhat.com>
This commit is contained in:
Artem Savkov 2018-05-14 16:01:46 +02:00
parent 9477a047d8
commit e790d59bec

View File

@ -3033,8 +3033,8 @@ int main(int argc, char *argv[])
struct lookup_table *lookup;
struct section *sec, *symtab;
struct symbol *sym;
char *hint = NULL, *objname, *pos;
char *mod_symvers_path, *pmod_name;
char *hint = NULL, *objname, *pos, *orig_obj, *patched_obj;
char *parent_kobj, *mod_symvers, *patch_name, *output_obj;
struct sym_compare_type *base_locals;
arguments.debug = 0;
@ -3044,13 +3044,17 @@ int main(int argc, char *argv[])
elf_version(EV_CURRENT);
childobj = basename(arguments.args[0]);
orig_obj = arguments.args[0];
patched_obj = arguments.args[1];
parent_kobj = arguments.args[2];
output_obj = arguments.args[3];
mod_symvers = arguments.args[4];
patch_name = arguments.args[5];
mod_symvers_path = arguments.args[4];
pmod_name = arguments.args[5];
childobj = basename(orig_obj);
kelf_base = kpatch_elf_open(arguments.args[0]);
kelf_patched = kpatch_elf_open(arguments.args[1]);
kelf_base = kpatch_elf_open(orig_obj);
kelf_patched = kpatch_elf_open(patched_obj);
kpatch_bundle_symbols(kelf_base);
kpatch_bundle_symbols(kelf_patched);
@ -3070,7 +3074,7 @@ int main(int argc, char *argv[])
/* create symbol lookup table */
base_locals = kpatch_elf_locals(kelf_base);
lookup = lookup_open(arguments.args[2], mod_symvers_path, hint, base_locals);
lookup = lookup_open(parent_kobj, mod_symvers, hint, base_locals);
free(base_locals);
kpatch_mark_grouped_sections(kelf_patched);
@ -3129,7 +3133,7 @@ int main(int argc, char *argv[])
kpatch_elf_teardown(kelf_patched);
/* extract module name (destructive to arguments.modulefile) */
objname = basename(arguments.args[2]);
objname = basename(parent_kobj);
if (!strncmp(objname, "vmlinux-", 8))
objname = "vmlinux";
else {
@ -3146,7 +3150,7 @@ int main(int argc, char *argv[])
/* create strings, patches, and dynrelas sections */
kpatch_create_strings_elements(kelf_out);
kpatch_create_patches_sections(kelf_out, lookup, objname);
kpatch_create_intermediate_sections(kelf_out, lookup, objname, pmod_name);
kpatch_create_intermediate_sections(kelf_out, lookup, objname, patch_name);
kpatch_create_kpatch_arch_section(kelf_out, objname);
kpatch_create_callbacks_objname_rela(kelf_out, objname);
kpatch_build_strings_section_data(kelf_out);
@ -3182,7 +3186,7 @@ int main(int argc, char *argv[])
kpatch_create_strtab(kelf_out);
kpatch_create_symtab(kelf_out);
kpatch_dump_kelf(kelf_out);
kpatch_write_output_elf(kelf_out, kelf_patched->elf, arguments.args[3]);
kpatch_write_output_elf(kelf_out, kelf_patched->elf, output_obj);
kpatch_elf_free(kelf_patched);
kpatch_elf_teardown(kelf_out);