kconfig: Sync with upstream v4.19

This commit introduces the following upstream changes:

fd65465b7016 kconfig: do not require pkg-config on make {menu,n}config
bc8d2e20a3eb kconfig: remove a spurious self-assignment
9a9ddcf47831 kconfig: suppress "configuration written to .config" for syncconfig
98a4afbfafd2 kconfig: fix "Can't open ..." in parallel build
f498926c47aa kconfig: improve the recursive dependency report
5e8c5299d315 kconfig: report recursive dependency involving 'imply'
f1575595d156 kconfig: error out when seeing recursive dependency
4bf6a9af0e91 kconfig: add build-only configurator targets
1880861226c1 kconfig: remove P_ENV property type
c151272d1687 kconfig: remove unused sym_get_env_prop() function
56869d45e364 kconfig: fix the rule of mainmenu_stmt symbol
00c864f8903d kconfig: allow all config targets to write auto.conf if missing
16952b77d8b5 kconfig: make syncconfig update .config regardless of sym_change_count
79123b1389cc kconfig: create directories needed for syncconfig by itself
adc18acf42a1 kconfig: remove unneeded directory generation from local*config
0608182ad542 kconfig: split out useful helpers in confdata.c
a2ff4040151a kconfig: rename file_write_dep and move it to confdata.c
5accd7f3360e kconfig: handle format string before calling conf_message_callback()
693359f7ac90 kconfig: rename SYMBOL_AUTO to SYMBOL_NO_WRITE
4ab3b80159d4 kconfig: check for pkg-config on make {menu,n,g,x}config
8377bd2b9ee1 kbuild: Rename HOST_LOADLIBES to KBUILD_HOSTLDLIBS

Signed-off-by: Chris Packham <judge.packham@gmail.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/kconfig/lkc_proto.h b/kconfig/lkc_proto.h
index a8b7a33..86c2675 100644
--- a/kconfig/lkc_proto.h
+++ b/kconfig/lkc_proto.h
@@ -7,10 +7,10 @@ int conf_read(const char *name);
 int conf_read_simple(const char *name, int);
 int conf_write_defconfig(const char *name);
 int conf_write(const char *name);
-int conf_write_autoconf(void);
+int conf_write_autoconf(int overwrite);
 bool conf_get_changed(void);
 void conf_set_changed_callback(void (*fn)(void));
-void conf_set_message_callback(void (*fn)(const char *fmt, va_list ap));
+void conf_set_message_callback(void (*fn)(const char *s));
 
 /* menu.c */
 extern struct menu rootmenu;