ext,scons: Make kconfiglib available for use in SCons.

Change-Id: Ie9c902819ed0750a04f8318911fa914701c2a0fe
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/56755
Maintainer: Gabe Black <gabe.black@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>

ext/Kconfiglib/tests/Kappend

@@ -0,0 +1,12 @@
+config MODULES
+    def_bool y
+
+config BOOL
+    bool "bool 1"
+
+config STRING
+    string "string"
+
+config IGNOREME
+    bool "ignore me"
+    default y

ext/Kconfiglib/tests/Kassignable

@@ -0,0 +1,230 @@
+config MODULES
+	bool "modules"
+	option modules
+
+
+# Things that should never be .assignable
+
+if UNDEFINED && "const"
+endif
+
+config NO_PROMPT
+	bool
+
+config STRING
+	string "string"
+
+config INT
+	int "int"
+
+config HEX
+	hex "hex"
+
+
+# Non-selected symbols
+
+config Y_VIS_BOOL
+	bool "y-vis bool"
+
+config M_VIS_BOOL
+	bool "m-vis bool" if m
+
+config N_VIS_BOOL
+	bool "n-vis bool" if n
+
+config Y_VIS_TRI
+	tristate "y-vis tri"
+
+config M_VIS_TRI
+	tristate "m-vis tri" if m
+
+config N_VIS_TRI
+	tristate "n-vis tri" if n
+
+
+# Symbols selected to y
+
+config Y_SELECTOR
+	def_tristate y
+
+	select Y_SEL_Y_VIS_BOOL
+	select Y_SEL_M_VIS_BOOL
+	select Y_SEL_N_VIS_BOOL
+
+	select Y_SEL_Y_VIS_TRI
+	select Y_SEL_M_VIS_TRI
+	select Y_SEL_N_VIS_TRI
+
+config Y_SEL_Y_VIS_BOOL
+	bool "y-sel y-vis bool"
+
+config Y_SEL_M_VIS_BOOL
+	bool "y-sel m-vis bool" if m
+
+config Y_SEL_N_VIS_BOOL
+	bool "y-sel n-vis bool" if n
+
+config Y_SEL_Y_VIS_TRI
+	tristate "y-sel y-vis tri"
+
+config Y_SEL_M_VIS_TRI
+	tristate "y-sel m-vis tri" if m
+
+config Y_SEL_N_VIS_TRI
+	tristate "y-sel n-vis tri" if n
+
+
+# Symbols selected to m
+
+config M_SELECTOR
+	def_tristate m
+
+	select M_SEL_Y_VIS_BOOL
+	select M_SEL_M_VIS_BOOL
+	select M_SEL_N_VIS_BOOL
+
+	select M_SEL_Y_VIS_TRI
+	select M_SEL_M_VIS_TRI
+	select M_SEL_N_VIS_TRI
+
+config M_SEL_Y_VIS_BOOL
+	bool "m-sel y-vis bool"
+
+config M_SEL_M_VIS_BOOL
+	bool "m-sel m-vis bool" if m
+
+config M_SEL_N_VIS_BOOL
+	bool "m-sel n-vis bool" if n
+
+config M_SEL_Y_VIS_TRI
+	tristate "m-sel y-vis tri"
+
+config M_SEL_M_VIS_TRI
+	tristate "m-sel m-vis tri" if m
+
+config M_SEL_N_VIS_TRI
+	tristate "m-sel n-vis tri" if n
+
+
+# Symbols implied to y
+
+config Y_IMPLIER
+	def_tristate y
+
+	imply Y_IMP_Y_VIS_BOOL
+	imply Y_IMP_M_VIS_BOOL
+	imply Y_IMP_N_VIS_BOOL
+
+	imply Y_IMP_Y_VIS_TRI
+	imply Y_IMP_M_VIS_TRI
+	imply Y_IMP_N_VIS_TRI
+
+config Y_IMP_Y_VIS_BOOL
+	bool "y-imp y-vis bool"
+
+config Y_IMP_M_VIS_BOOL
+	bool "y-imp m-vis bool" if m
+
+config Y_IMP_N_VIS_BOOL
+	bool "y-imp n-vis bool" if n
+
+config Y_IMP_Y_VIS_TRI
+	tristate "y-imp y-vis tri"
+
+config Y_IMP_M_VIS_TRI
+	tristate "y-imp m-vis tri" if m
+
+config Y_IMP_N_VIS_TRI
+	tristate "y-imp n-vis tri" if n
+
+
+# Symbols implied to m (never affects assignable values)
+
+config M_IMPLIER
+	def_tristate m
+
+	imply M_IMP_Y_VIS_BOOL
+	imply M_IMP_M_VIS_BOOL
+	imply M_IMP_N_VIS_BOOL
+
+	imply M_IMP_Y_VIS_TRI
+	imply M_IMP_M_VIS_TRI
+	imply M_IMP_N_VIS_TRI
+
+config M_IMP_Y_VIS_BOOL
+	bool "m-imp y-vis bool"
+
+config M_IMP_M_VIS_BOOL
+	bool "m-imp m-vis bool" if m
+
+config M_IMP_N_VIS_BOOL
+	bool "m-imp n-vis bool" if n
+
+config M_IMP_Y_VIS_TRI
+	tristate "m-imp y-vis tri"
+
+config M_IMP_M_VIS_TRI
+	tristate "m-imp m-vis tri" if m
+
+config M_IMP_N_VIS_TRI
+	tristate "m-imp n-vis tri" if n
+
+
+# Symbols in y-mode choice
+
+choice Y_CHOICE
+	bool "y-mode choice"
+
+config Y_CHOICE_BOOL
+	bool "y-mode choice bool"
+
+config Y_CHOICE_TRISTATE
+	tristate "y-mode choice tristate"
+
+config Y_CHOICE_N_VIS_TRISTATE
+	tristate "y-mode choice tristate invisible" if n
+
+endchoice
+
+
+# Symbols in m/y-mode choice
+
+choice MY_CHOICE
+	tristate "m/y-mode choice"
+
+config MY_CHOICE_BOOL
+	bool "m/y-mode choice bool"
+
+config MY_CHOICE_TRISTATE
+	tristate "m/y-mode choice tristate"
+
+config MY_CHOICE_N_VIS_TRISTATE
+	tristate "m/y-mode choice tristate invisible" if n
+
+endchoice
+
+
+# Choices with some other possible modes
+
+choice NMY_CHOICE
+	tristate "n/m/y-mode choice"
+	optional
+endchoice
+
+choice NY_CHOICE
+	bool "n/y-mode choice"
+	optional
+endchoice
+
+choice NM_CHOICE
+	tristate "n/m-mode choice" if m
+	optional
+endchoice
+
+choice M_CHOICE
+	tristate "m-mode choice" if m
+endchoice
+
+choice N_CHOICE
+	tristate "n-mode choice" if n
+endchoice

ext/Kconfiglib/tests/Kchoice

@@ -0,0 +1,198 @@
+config MODULES
+    bool "modules"
+
+# bool/tristate and optional
+
+choice BOOL
+    bool "bool"
+config B_1
+    tristate "B_1"
+config B_2
+    tristate "B_2"
+endchoice
+
+choice BOOL_OPT
+    bool "bool optional"
+    optional
+config BO_1
+    tristate "BO_1"
+config BO_2
+    tristate "BO_2"
+endchoice
+
+choice TRISTATE
+    tristate "tristate"
+config T_1
+    tristate "T_1"
+config T_2
+    tristate "T_2"
+endchoice
+
+choice TRISTATE_OPT
+    tristate "tristate optional"
+    optional
+config TO_1
+    tristate "TO_1"
+config TO_2
+    tristate "TO_2"
+endchoice
+
+# m-visibility
+
+choice BOOL_M
+    bool "bool m" if m
+config BM_1
+    tristate "BM_1"
+config BM_2
+    tristate "BM_2"
+endchoice
+
+choice TRISTATE_M
+    tristate "tristate m" if m
+config TM_1
+    tristate "TM_1"
+config TM_2
+    tristate "TM_2"
+endchoice
+
+# Defaults
+
+config TRISTATE_SYM
+    tristate "tristate"
+
+choice DEFAULTS
+    bool "defaults"
+    default OPT_1 if n
+    default OPT_2 if TRISTATE_SYM
+    default OPT_4
+config OPT_1
+    tristate "OPT_1"
+config OPT_2
+    tristate "OPT_2"
+config OPT_3
+    tristate "OPT_3"
+config OPT_4
+    tristate "OPT_4"
+endchoice
+
+choice DEFAULTS_NOT_VISIBLE
+    bool "defaults not visible"
+    # Skipped due to condition
+    default OPT_6 if n
+    # Skipped because OPT_7 is not visible
+    default OPT_7
+    # This one should apply
+    default OPT_8
+config OPT_5
+    tristate "OPT_5"
+config OPT_6
+    tristate "OPT_6"
+config OPT_7
+    tristate "OPT_7" if n
+config OPT_8
+    tristate "OPT_8"
+config OPT_9
+    tristate "OPT_9"
+endchoice
+
+# Choices without an explicitly specified type should get the type of the first
+# symbol with a type
+
+choice NO_TYPE_BOOL
+    prompt "no type bool"
+config NTB_1
+    bool "NTB_1"
+config NTB_2
+    tristate "NTB_2"
+endchoice
+
+choice NO_TYPE_TRISTATE
+    prompt "no type tristate"
+config NTT_1
+config NTT_2
+    tristate "NTB_2"
+config NTT_3
+    bool "NTT_3"
+endchoice
+
+# Choice items without an explicitly specified type should get the type of the
+# choice
+
+choice MISSING_MEMBER_TYPES_1
+    bool "missing member types"
+config MMT_1
+config MMT_2
+config MMT_3
+    tristate
+endchoice
+
+choice MISSING_MEMBER_TYPES_2
+config MMT_4
+config MMT_5
+    bool
+endchoice
+
+# Choice where the default selection (the first symbol) depends on another
+# symbol. If that symbol becomes 'n', the default selection should change to
+# the first visible symbol in the choice.
+
+choice DEFAULT_WITH_DEP
+    bool "default with dep"
+
+config A
+    bool "A"
+    depends on DEP
+
+config B
+    bool "B"
+
+endchoice
+
+config DEP
+    bool "dep"
+
+# Choice with symbols that shouldn't be considered choice symbols because they
+# depend on the preceding symbol. This might be a kconfig bug, but some things
+# use it, so we need to emulate it.
+
+choice WEIRD_SYMS
+    bool "weird symbols that aren't considered part of the choice"
+
+# Only WS1 is part of the choice
+config WS1
+    bool "WS1"
+
+config WS2
+    bool "WS2"
+    depends on WS1
+
+config WS3
+    bool
+    depends on WS2
+
+config WS4
+    bool
+    depends on WS1
+
+config WS5
+    bool "WS5" if WS1
+
+# 'if' has the same effect, so only WS6 is part of the choice
+config WS6
+    bool "WS6"
+
+if WS6
+
+config WS7
+    bool
+
+config WS8
+    bool "WS8"
+
+endif
+
+# Should also be part of the choice
+config WS9
+    bool "WS9"
+
+endchoice

ext/Kconfiglib/tests/Kdefconfig_existent

@@ -0,0 +1,8 @@
+# $FOO is "defconfig_2"
+
+config A
+    string
+    option defconfig_list
+    default "Kconfiglib/tests/defconfig_1" if y && !n && n
+    default "Kconfiglib/tests/$FOO"
+    default "Kconfiglib/tests/defconfig_1"

ext/Kconfiglib/tests/Kdefconfig_existent_but_n

@@ -0,0 +1,10 @@
+# $FOO is "defconfig_2"
+# Should produce None due to the "depends on n"
+
+config A
+    string
+    depends on n
+    option defconfig_list
+    default "Kconfiglib/tests/defconfig_1" if y && !n && n
+    default "Kconfiglib/tests/$FOO"
+    default "Kconfiglib/tests/defconfig_1"

ext/Kconfiglib/tests/Kdefconfig_nonexistent

@@ -0,0 +1,5 @@
+config A
+    string
+    option defconfig_list
+    default "Kconfiglib/tests/non_existent_1"
+    default "Kconfiglib/tests/non_existent_2"

ext/Kconfiglib/tests/Kdefconfig_srctree

@@ -0,0 +1,5 @@
+config A
+    string
+    option defconfig_list
+    default "sub/defconfig_in_sub" # Assume this doesn't exist
+    default "Kconfiglib/tests/defconfig_2"

ext/Kconfiglib/tests/Kdepcopy

@@ -0,0 +1,173 @@
+# We verify that the properties below end up in definition order
+
+config MULTIDEF
+    bool
+    default A
+    default B
+    select AA
+    imply AA
+
+if FOO
+
+config MULTIDEF
+    default C
+    default D
+    select BB
+    imply BB
+
+if BAR
+
+config MULTIDEF
+    default E
+    default F
+    select CC
+    imply CC
+
+menu "menu"
+
+config MULTIDEF
+    default G
+    default H
+    select DD
+    imply DD
+
+config MULTIDEF
+    default I
+    default J
+    select EE
+    imply EE
+
+endmenu
+
+config MULTIDEF
+    default K
+    default L
+    select FF
+    imply FF
+
+config MULTIDEF
+    default M
+    default N
+    select GG
+    imply GG
+
+endif
+
+config MULTIDEF
+    default O
+    default P
+    select HH
+    select II
+    imply HH
+    imply II
+
+endif
+
+config MULTIDEF
+    default Q
+    default R
+    select JJ
+    imply JJ
+
+
+# Same test with choice symbols involved
+
+config MULTIDEF_CHOICE
+    bool
+    select A
+
+choice
+    bool "choice"
+
+config MULTIDEF_CHOICE
+    bool "multidef choice"
+    select B
+
+endchoice
+
+config MULTIDEF_CHOICE
+    bool
+    select C
+
+
+# Same test with ranges involved
+
+config MULTIDEF_RANGE
+    int
+    range A _
+
+menu "menu"
+
+config MULTIDEF_RANGE
+    int
+    range B _
+
+if FOO
+
+config MULTIDEF_RANGE
+    int
+    range C _
+
+endif
+
+config MULTIDEF_RANGE
+    int
+    range D _
+
+endmenu
+
+config MULTIDEF_RANGE
+    int
+    range E _
+
+config MULTIDEF_RANGE
+    int
+    range F _
+
+
+# Same test for a choice
+
+choice MULTICHOICE
+    bool "choice"
+    default A
+
+config A
+    bool "A"
+
+config B
+    bool "B"
+
+config C
+    bool "C"
+
+config D
+    bool "C"
+
+config E
+    bool "C"
+
+endchoice
+
+if FOO
+
+choice MULTICHOICE
+    default B
+endchoice
+
+menu "menu"
+
+choice MULTICHOICE
+    default C
+endchoice
+
+endmenu
+
+choice MULTICHOICE
+    default D
+endchoice
+
+endif
+
+choice MULTICHOICE
+    default E
+endchoice

ext/Kconfiglib/tests/Kdeploop0

@@ -0,0 +1,3 @@
+config FOO
+    bool
+    depends on FOO

ext/Kconfiglib/tests/Kdeploop1

@@ -0,0 +1,3 @@
+config FOO
+    bool
+    select FOO

ext/Kconfiglib/tests/Kdeploop10

@@ -0,0 +1,48 @@
+config A
+    bool
+    depends on B
+
+config B
+    bool
+    depends on C = 7
+
+config C
+    int
+    range D 8
+
+config D
+    int
+    default 3 if E
+    default 8
+
+config E
+    bool
+
+config F
+    bool
+    select E if G
+
+config G
+    bool
+    depends on H
+
+choice
+    bool "choice"
+
+config H
+    bool "H"
+    depends on I
+
+endchoice
+
+choice
+    bool "choice" if J
+
+config I
+    bool "I"
+
+endchoice
+
+config J
+    bool
+    depends on A

ext/Kconfiglib/tests/Kdeploop2

@@ -0,0 +1,3 @@
+config FOO
+    bool
+    default FOO

ext/Kconfiglib/tests/Kdeploop3

@@ -0,0 +1,3 @@
+config FOO
+    bool
+    default y if FOO

ext/Kconfiglib/tests/Kdeploop4

@@ -0,0 +1,7 @@
+config FOO
+    bool
+    depends on BAR
+
+config BAR
+    bool
+    depends on FOO

ext/Kconfiglib/tests/Kdeploop5

@@ -0,0 +1,7 @@
+config FOO
+    bool
+    select BAR
+
+config BAR
+    bool
+    select FOO

ext/Kconfiglib/tests/Kdeploop6

@@ -0,0 +1,6 @@
+config FOO
+    bool
+
+config BAR
+    bool
+    select FOO if FOO

ext/Kconfiglib/tests/Kdeploop7

@@ -0,0 +1,11 @@
+choice
+    bool "choice"
+
+config FOO
+    bool "foo"
+    depends on BAR
+
+config BAR
+    bool "bar"
+
+endchoice

ext/Kconfiglib/tests/Kdeploop8

@@ -0,0 +1,8 @@
+choice
+    bool "choice"
+    default FOO if FOO
+
+config FOO
+    bool "foo"
+
+endchoice

ext/Kconfiglib/tests/Kdeploop9

@@ -0,0 +1,7 @@
+choice
+    bool "choice" if FOO
+
+config FOO
+    bool "foo"
+
+endchoice

ext/Kconfiglib/tests/Kdirdep

@@ -0,0 +1,30 @@
+config NO_DEP_SYM
+    bool
+
+config DEP_SYM
+    bool
+    depends on A
+
+config DEP_SYM
+    depends on B && C
+
+config DEP_SYM
+    depends on !D
+
+
+choice NO_DEP_CHOICE
+    bool "no dep. choice"
+endchoice
+
+choice DEP_CHOICE
+    bool "dep. choice"
+    depends on A
+endchoice
+
+choice DEP_CHOICE
+    depends on B
+endchoice
+
+choice DEP_CHOICE
+    depends on C
+endchoice

ext/Kconfiglib/tests/Kescape

@@ -0,0 +1,3 @@
+config STRING
+    string "string"
+    default "\"\\"

ext/Kconfiglib/tests/Keval

@@ -0,0 +1,34 @@
+# Enabled/disabled in the test
+config MODULES
+    bool "modules"
+    option modules
+
+config N
+    def_tristate n
+
+config M
+    def_tristate m
+
+menuconfig Y
+    def_tristate y
+    prompt "foo"
+
+config Y_STRING
+    string
+    default "y"
+
+config FOO_BAR_STRING
+    string
+    default "foo bar"
+
+config INT_37
+    int
+    default 37
+
+config HEX_0X37
+    hex
+    default 0x37
+
+config HEX_37
+    hex
+    default 37

ext/Kconfiglib/tests/Kexpr_items

@@ -0,0 +1,11 @@
+config TEST
+    bool
+    default A && (B || !C && D = "E") || F > G || !!!H
+
+choice CHOICE
+    bool "choice"
+
+config TEST_CHOICE
+    bool "test choice" if A
+
+endchoice

ext/Kconfiglib/tests/Kheader

@@ -0,0 +1,5 @@
+# Used to test headers in .config and header files
+
+config FOO
+	bool "foo"
+	default y

ext/Kconfiglib/tests/Khelp

@@ -0,0 +1,50 @@
+config TWO_HELP_STRINGS
+    bool
+    help
+      first help string
+
+
+
+
+config TWO_HELP_STRINGS
+    help
+      second help string
+
+config NO_BLANK_AFTER_HELP
+    bool
+    help
+      help for
+      NO_BLANK_AFTER_HELP
+choice CHOICE_HELP
+    bool "choice with help"
+    help
+  help for
+  CHOICE_HELP
+endchoice
+
+config HELP_TERMINATED_BY_COMMENT
+  bool
+  help
+ a
+ b
+ c
+#
+
+config TRICKY_HELP
+  bool
+  -help---
+
+
+  a
+   b
+    c
+
+   d
+    e
+     f
+
+
+  g
+   h
+    i
+#

ext/Kconfiglib/tests/Kifremoval

@@ -0,0 +1,99 @@
+# Test some tricky cases that give consecutive 'if' nodes even after
+# flattening. Simple cases are exercised a ton elsewhere.
+
+if X
+endif
+if X
+endif
+
+config A
+
+if X
+endif
+if X
+endif
+
+config B
+
+if X
+endif
+if X
+endif
+if X
+endif
+
+config C
+
+if X
+  if X
+    if X
+    endif
+    if X
+    endif
+  endif
+  if X
+    if X
+    endif
+    if X
+    endif
+  endif
+  config D
+endif
+if X
+endif
+
+menu "E"
+  if X
+    if X
+    endif
+  endif
+  if X
+    if X
+    endif
+  endif
+endmenu
+
+menu "F"
+  if X
+  endif
+  if X
+  endif
+  if X
+    if X
+    endif
+    if X
+    endif
+    menu "G"
+    endmenu
+  endif
+endmenu
+
+choice H
+  if X
+    if X
+    endif
+  endif
+  if X
+    if X
+    endif
+  endif
+endchoice
+
+choice I
+  if X
+  endif
+  if X
+  endif
+  if X
+    if X
+    endif
+    if X
+    endif
+    config J
+  endif
+endchoice
+
+if X
+endif
+if X
+endif

ext/Kconfiglib/tests/Kimply

@@ -0,0 +1,145 @@
+config MODULES
+    def_bool y
+    option modules
+
+#
+# Implied symbols with unmet and met direct dependencies
+#
+
+config IMPLY_DIRECT_DEPS
+    def_tristate y
+    imply UNMET_DIRECT_1
+    imply UNMET_DIRECT_2
+    imply UNMET_DIRECT_3
+    imply MET_DIRECT_1
+    imply MET_DIRECT_2
+    imply MET_DIRECT_3
+    imply MET_DIRECT_4
+
+config UNMET_DIRECT_1
+    tristate
+    depends on n
+
+if n
+config UNMET_DIRECT_2
+    tristate
+endif
+
+menu "menu"
+    depends on n
+
+config UNMET_DIRECT_3
+    tristate
+
+endmenu
+
+config MET_DIRECT_1
+    tristate
+
+config MET_DIRECT_2
+    depends on y
+    tristate
+
+if y
+config MET_DIRECT_3
+    tristate
+endif
+
+menu "menu"
+    depends on y
+
+config MET_DIRECT_4
+    tristate
+
+endmenu
+
+#
+# 'imply' with condition
+#
+
+config IMPLY_COND
+    def_tristate y
+    tristate
+    imply IMPLIED_N_COND if n
+    imply IMPLIED_M_COND if m
+    imply IMPLIED_Y_COND if y
+
+config IMPLIED_N_COND
+    tristate
+
+config IMPLIED_M_COND
+    tristate
+
+config IMPLIED_Y_COND
+    tristate
+
+#
+# Implying from symbol with value n
+#
+
+# Will default to 'n'
+config IMPLY_N_1
+    tristate
+    imply IMPLIED_FROM_N_1
+
+# This test also disables the imply, so it's kinda redundant, but why not
+if n
+config IMPLY_N_2
+    tristate
+    imply IMPLIED_FROM_N_2
+endif
+
+config IMPLIED_FROM_N_1
+    tristate
+
+config IMPLIED_FROM_N_2
+    tristate
+
+#
+# Implying from symbol with value m
+#
+
+config IMPLY_M
+    def_tristate m
+    imply IMPLIED_M
+    # Implying a bool to 'm' makes it default to 'y'
+    imply IMPLIED_M_BOOL
+
+config IMPLIED_M
+    tristate
+
+config IMPLIED_M_BOOL
+    bool
+
+#
+# 'imply' which should raise an 'm' default to 'y'
+#
+
+config IMPLY_M_TO_Y
+    tristate
+    default y
+    imply IMPLIED_M_TO_Y
+
+config IMPLIED_M_TO_Y
+    tristate
+    default m
+
+#
+# Used for testing user values
+#
+
+config DIRECT_DEP
+    tristate "direct dep"
+
+config IMPLY
+    tristate "imply"
+    imply IMPLIED_TRISTATE
+    imply IMPLIED_BOOL
+
+config IMPLIED_TRISTATE
+    tristate "implied tristate"
+    depends on DIRECT_DEP
+
+config IMPLIED_BOOL
+    bool "implied bool"
+    depends on DIRECT_DEP

ext/Kconfiglib/tests/Kinclude_path

@@ -0,0 +1,12 @@
+config TOP
+	bool
+
+source "Kinclude_path_sourced_1"
+
+config TOP
+	bool
+
+source "Kinclude_path_sourced_1"
+
+config TOP
+	bool

ext/Kconfiglib/tests/Kinclude_path_sourced_1

@@ -0,0 +1,12 @@
+config ONE_DOWN
+	bool
+
+source "Kinclude_path_sourced_2"
+
+config ONE_DOWN
+	bool
+
+source "Kinclude_path_sourced_2"
+
+config ONE_DOWN
+	bool

ext/Kconfiglib/tests/Kinclude_path_sourced_2

@@ -0,0 +1,11 @@
+config TWO_DOWN
+	bool
+
+menu "menu"
+endmenu
+
+comment "comment"
+
+choice
+	bool "choice"
+endchoice

ext/Kconfiglib/tests/Kitemlists

@@ -0,0 +1,36 @@
+comment "comment 1"
+
+choice
+    bool "choice 1"
+endchoice
+
+menu "menu 1"
+
+choice NAMED
+    bool "choice 2"
+endchoice
+
+menu "menu 2"
+menu "menu 3"
+comment "comment 2"
+endmenu
+
+choice
+    bool "choice 3"
+endchoice
+
+choice NAMED
+    bool
+endchoice
+
+endmenu
+
+menu "menu 4"
+endmenu
+
+comment "comment 3"
+
+endmenu
+
+menu "menu 5"
+endmenu

ext/Kconfiglib/tests/Klocation

@@ -0,0 +1,78 @@
+if UNDEFINED
+endif
+
+config ONE_DEF
+    bool
+
+config TWO_DEF
+    bool
+
+config TWO_DEF
+    bool
+
+config MANY_DEF
+    bool
+
+# Throw in some line continuations too to make sure it doesn't mess up the line
+# numbers
+if y && \
+   y
+if y && \
+   y && \
+   y
+
+# Throw in some help texts too
+
+config HELP_1
+    bool "help 1"
+    help
+config HELP_2
+    bool "help 2"
+    help
+      foo
+      bar
+
+        baz
+
+config HELP_3
+    help
+      foo
+      bar
+    bool
+config \
+MANY_DEF
+
+config MANY_DEF
+
+endif
+endif
+
+# Expands to "tests/Klocation_sourced"
+source "$TESTS_DIR_FROM_ENV/Klocation$_SOURCED"
+
+# Expands to "sub/Klocation_rsourced"
+rsource "$SUB_DIR_FROM_ENV/Klocation$_RSOURCED"
+
+# Expands to "tests/*ub/Klocation_gsourced[12]", matching
+# tests/sub/Klocation_gsourced{1,2}
+source "$TESTS_DIR_FROM_ENV/*ub/Klocation$_GSOURCED[12]"
+# Test old syntax too
+gsource "$TESTS_DIR_FROM_ENV/*ub/Klocation$_GSOURCED[12]"
+
+# Expands to "sub/Klocation_grsourced[12]", matching
+# tests/sub/Klocation_grsourced{1,2}
+rsource "$SUB_DIR_FROM_ENV/Klocation$_GRSOURCED[12]"
+# Test old syntax too
+grsource "$SUB_DIR_FROM_ENV/Klocation$_GRSOURCED[12]"
+
+# No-ops
+osource "nonexistent"
+osource "nonexistent*"
+gsource "nonexistent"
+gsource "nonexistent*"
+orsource "nonexistent"
+orsource "nonexistent*"
+grsource "nonexistent"
+grsource "nonexistent*"
+
+config MANY_DEF

ext/Kconfiglib/tests/Klocation_sourced

@@ -0,0 +1,26 @@
+
+
+config MANY_DEF
+
+choice CHOICE_ONE_DEF
+	bool "one-def choice"
+endchoice
+
+choice CHOICE_TWO_DEF
+	bool "two-def choice 1"
+endchoice
+
+choice CHOICE_TWO_DEF
+	bool "two-def choice 2"
+endchoice
+
+config MENU_HOOK
+	bool
+
+menu "menu"
+endmenu
+
+config COMMENT_HOOK
+	bool
+
+comment "comment"

ext/Kconfiglib/tests/Kmainmenu

@@ -0,0 +1,5 @@
+config FOO
+    string
+    option env="FOO"
+
+mainmenu "---$FOO---"

ext/Kconfiglib/tests/Kmenuconfig

@@ -0,0 +1,37 @@
+# Menu nodes with is_menuconfig False
+
+config NOT_MENUCONFIG_1
+	bool
+
+config NOT_MENUCONFIG_2
+	bool "not menuconfig 2"
+
+config MENUCONFIG_MULTI_DEF
+	bool "menuconfig multi def 1"
+
+config COMMENT_HOOK
+	bool
+
+comment "not menuconfig 3"
+
+
+# Menu nodes with is_menuconfig True
+
+menuconfig MENUCONFIG_1
+	bool "menuconfig 1"
+
+menuconfig MENUCONFIG_MULTI_DEF
+	bool "menuconfig multi def 2"
+
+config MENU_HOOK
+	bool
+
+menu "menuconfig 2"
+endmenu
+
+config CHOICE_HOOK
+	bool
+
+choice
+	bool "menuconfig 3"
+endchoice

ext/Kconfiglib/tests/Kmisc

@@ -0,0 +1,82 @@
+# For testing various minor APIs
+
+# optional choices
+
+choice NOT_OPTIONAL
+    bool "not optional"
+config A
+    bool "A"
+config B
+    bool "B"
+endchoice
+
+choice OPTIONAL
+    tristate "optional"
+    optional
+config C
+    tristate "C"
+config D
+    tristate "D"
+# Quirky symbols - not proper choice symbol
+
+config Q1
+    tristate "Q1"
+    depends on D
+
+config Q2
+    tristate "Q2"
+    depends on Q1
+
+config Q3
+    tristate "Q3"
+    depends on D
+
+endchoice
+
+# User values
+
+config BOOL
+    bool "bool" if NOT_DEFINED_1
+
+config TRISTATE
+    tristate # Visibility should not affect user value
+
+config STRING
+    string "string"
+
+config INT
+    int # Visibility should not affect user value
+
+config HEX
+    hex "hex"
+    depends on NOT_DEFINED_2
+
+config COMMENT_HOOK
+comment "comment"
+
+config MENU_HOOK
+menu "menu"
+    depends on NOT_DEFINED_3 || NOT_DEFINED_2
+    depends on !NOT_DEFINED_4
+endmenu
+
+config FROM_ENV
+    string "from env"
+    option env="ENV_VAR"
+
+config FROM_ENV_MISSING
+    string "from env missing"
+    option env="MISSING_ENV_VAR"
+    default "missing"
+
+config FROM_ENV_WEIRD
+    string
+    default "weird"
+    option env="ENV_VAR"
+
+config NOT_ALLNOCONFIG_Y
+    bool "not allnoconfig_y"
+
+config ALLNOCONFIG_Y
+    bool "allnoconfig_y"
+    option allnoconfig_y

ext/Kconfiglib/tests/Kmissingrsource

@@ -0,0 +1 @@
+rsource "nonexistent"

ext/Kconfiglib/tests/Kmissingsource

@@ -0,0 +1 @@
+source "nonexistent"

ext/Kconfiglib/tests/Korder

@@ -0,0 +1,35 @@
+config O
+	int "O"
+	default 0
+
+config R
+	int "R"
+	default 1
+
+config D
+	int "D"
+	default 2
+
+config E
+	int "E"
+	default 3
+
+# Defined twice
+config R
+	int "R"
+
+config R2
+	int "R2"
+	default 4
+
+config I
+	int "I"
+	default 5
+
+config N
+	int "N"
+	default 6
+
+config G
+	int "G"
+	default 7

ext/Kconfiglib/tests/Kpreprocess

@@ -0,0 +1,151 @@
+# Simple assignments (with bad formatting, as an additional test)
+
+simple-recursive=foo
+simple-immediate:=bar
+# Should become recursive
+simple-recursive-2+=baz
+
+	 whitespaced	 =	 foo
+
+
+# Simple += test. += should preserve the flavor of the variable (simple vs.
+# recursive).
+
+preserve-recursive = foo
+preserve-recursive += bar
+
+preserve-immediate := foo
+preserve-immediate += bar
+
+
+# Recursive substitution
+
+recursive = $(foo) $(bar) $($(b-char)a$(z-char))
+recursive += $(indir)
+
+foo = abc
+bar = def
+baz = ghi
+
+b-char = b
+z-char = z
+
+indir = jkl $(indir-2)
+indir-2 = mno
+
+
+# Immediate substitution
+
+def = foo
+immediate := $(undef)$(def)$(undef)$(def)
+def = bar
+undef = bar
+
+
+# Function calls
+
+# Chained function call
+quote = "$(1)" "$(2)"
+rev-quote = $(quote,$(2),$(1))
+surround-rev-quote = $(0) $(rev-quote,$(1),$(2)) $(0)
+surround-rev-quote-unused-arg = $(surround-rev-quote,$(1),$(2)) $(3)
+# No value is passed for $(3), so it expands to nothing
+fn-indir = surround-rev-quote
+messy-fn-res = $($(fn-indir)-unused-arg, a  b (,) , c  d )
+
+# Special characters in function call
+comma = ,
+right-paren = )
+dollar = $
+left-paren = (
+fn = "$(1)"
+special-chars-fn-res = $(fn,$(comma)$(dollar)$(left-paren)foo$(right-paren))
+
+
+# Variable expansions in various locations (verified by checking how the symbol
+# prints)
+
+qaz = QAZ
+echo = $(1)
+ignore-first = $(2)
+
+config PRINT_ME
+	string "$(ENV_1)" if ($(echo,FOO) && $(echo,BAR)) || !$(echo,BAZ) || !(($(qaz)))
+	default "$(echo,"foo")" if "foo $(echo,"bar") baz" = "$(undefined)"
+
+# Expansion within a symbol token, with deliberate sloppiness
+config PRINT_$(ignore-first,  ,ME)_TOO
+	bool "foo"
+	default FOO$(ignore-first,    ,BAR)BAZ$(qaz) if $(qaz)&&$(qaz)FOO&&x$(ignore-first,  ,xx)
+
+
+# Recursive expansion (throws an exception)
+
+rec-1 = x $(rec-2) y
+rec-2 = x $(rec-3) y
+rec-3 = x $(rec-1) y
+
+# Functions are allowed to reference themselves, but an exception is thrown if
+# the function seems to be stuck (the recursion gets too deep)
+safe-fn-rec = $($(1))
+safe-fn-rec-2 = $(safe-fn-rec,safe-fn-rec-3)
+safe-fn-rec-3 = foo
+safe-fn-rec-res = $(safe-fn-rec,safe-fn-rec-2)
+
+unsafe-fn-rec = $(unsafe-fn-rec,$(1))
+
+
+# Expansion in the left-hand side of assignments
+
+dummy-arg-fn = bar
+lhs-indir-1 = lhs-indir-2
+lhs-indir-2 = -baz
+rhs = value
+# LHS expands to foo-bar-baz
+foo-$(dummy-arg-fn, ignored argument )$($(lhs-indir-1)) = $(rhs)
+# Expands to empty string, accepted
+  $(undefined)  
+
+# Variable with a space in its name
+empty =
+space = $(empty) $(empty)
+foo$(space)bar = value
+space-var-res = $(foo bar)
+
+
+# Built-in functions
+
+# Expands to "baz qaz"
+shell-res = $(shell,false && echo foo bar || echo baz qaz)
+
+# Warns about output on stderr, expands to nothing
+shell-stderr-res := $(shell,echo message on stderr >&2)
+
+# Nested parens in macro call. Should give a single argument. Test it with
+# $(shell) to get a free argument number check.
+parens-res = pre-$(shell,echo '(a,$(b-char),(c,d),e)')-post
+
+# Expands to the current location
+location-res := $(filename):$(lineno)
+
+# Adds one warning, expands to nothing
+$(warning-if,,no warning)
+$(warning-if,n,no warning)
+warning-res := $(warning-if,y,a warning)
+
+# Does not cause an error, expands to nothing
+error-n-res := $(error-if,n,oops)
+
+# Causes an error when expanded
+error-y-res = $(error-if,y,oops)
+
+
+# Environment variables (for testing Kconfig.env_vars). ENV_1 is already
+# referenced above.
+env_ref_1 := xxx $(ENV_2) xxx
+env_ref_2 := $(shell,echo $(ENV_3))
+env_ref_3 :=
+env_ref_3 += $(ENV_4)
+$(warning-if,$(ENV_5),$(ENV_UNDEFINED))
+source "$(ENV_6)"
+env_ref_4 = $(ENV_7)  # Never evaluated

ext/Kconfiglib/tests/Krange

@@ -0,0 +1,133 @@
+#
+# No ranges
+#
+
+config HEX_NO_RANGE
+    hex "hex no range"
+
+config INT_NO_RANGE
+    int "int no range"
+
+#
+# Disabled ranges
+#
+
+config HEX_ALL_RANGES_DISABLED
+    hex "hex all ranges disabled"
+    range 0x10 0x20 if n
+    range 0x30 0x40 if n
+
+config INT_ALL_RANGES_DISABLED
+    int "int all ranges disabled"
+    range 10 20 if n
+    range 30 40 if n
+
+#
+# Ranges with defaults
+#
+
+# hex
+
+config HEX_RANGE_10_20_LOW_DEFAULT
+    hex "int range 10-20 low default"
+    range 0x10 0x20
+    default 0x9
+
+config HEX_RANGE_10_20_HIGH_DEFAULT
+    hex "int range 10-20 high default"
+    range 0x10 0x20
+    default 0x21
+
+config HEX_RANGE_10_20_OK_DEFAULT
+    hex "int range 10-20 ok default"
+    range 0x10 0x20
+    default 0x15
+
+config HEX_RANGE_10_20_OK_DEFAULT_ALTERNATE
+    hex "int range 10-20 ok default alternate"
+    range 0x10 0x20
+    default 15
+
+# int
+
+config INT_RANGE_10_20_LOW_DEFAULT
+    int "int range 10-20 low default"
+    range 10 20
+    default 9
+
+config INT_RANGE_10_20_HIGH_DEFAULT
+    int "int range 10-20 high default"
+    range 10 20
+    default 21
+
+config INT_RANGE_10_20_OK_DEFAULT
+    int "int range 10-20 ok default"
+    range 10 20
+    default 15
+
+#
+# Ranges with no defaults (should default to low end of range if > 0)
+#
+
+config HEX_RANGE_10_20
+    hex "hex range 10-20"    
+    range 0x10 0x20
+
+config HEX_RANGE_0_10
+    hex "hex range 0-10"
+    range 0x0 0x10
+
+config INT_RANGE_10_20
+    int "int range 10-20"    
+    range 10 20
+
+config INT_RANGE_0_10
+    int "int range 0-10"
+    range 0 10
+
+config INT_RANGE_NEG_10_10
+    int "int range -10-10"
+    range -10 10
+
+#
+# Dependent ranges
+#
+
+config HEX_40
+    hex
+    default 40
+
+config HEX_RANGE_10_40_DEPENDENT
+    hex "hex range 10-40 dependent"
+    range HEX_RANGE_10_20 HEX_40
+
+config INT_40
+    int
+    default 40
+
+config INT_RANGE_10_40_DEPENDENT
+    int "int range 10-40 dependent"
+    range INT_RANGE_10_20 INT_40
+
+#
+# Ranges on symbols defined in multiple locations
+#
+
+if n
+config INACTIVE_RANGE
+    range 0 1
+endif
+
+config INACTIVE_RANGE
+    int
+    # Default will apply and should not get clamped,
+    # because the range does not apply
+    default 2
+
+config ACTIVE_RANGE
+    range 0 1
+
+config ACTIVE_RANGE
+    int
+    # Default will apply and should be clamped to 1
+    default 2

ext/Kconfiglib/tests/Krecursive1

@@ -0,0 +1 @@
+source "tests/Krecursive2"

ext/Kconfiglib/tests/Krecursive2

@@ -0,0 +1 @@
+source "tests/Krecursive1"

ext/Kconfiglib/tests/Kreferenced

@@ -0,0 +1,63 @@
+config NO_REFS
+    bool
+
+config JUST_DEPENDS_ON_REFS
+    bool
+    depends on A && B
+
+if A
+
+menu "menu"
+    depends on B
+    visible if C
+    visible if D
+
+config LOTS_OF_REFS
+    bool "lots" if C || D
+    default E || F if G || H
+    default I || J if K || L
+    select M if N || O
+    select P if Q || R
+    imply S if T || U
+    imply V if W || X
+    depends on Y || Z
+
+endmenu
+
+endif
+
+config INT_REFS
+    int "int"
+    range A B if C && D
+    range E F if G && H
+
+choice CHOICE
+    bool "choice"
+
+config CHOICE_REF
+    bool "choice ref"
+
+endchoice
+
+comment "comment"
+    depends on A || B
+
+
+config MULTI_DEF_SYM
+    def_bool A && B
+
+config MULTI_DEF_SYM
+    depends on C
+
+
+choice MULTI_DEF_CHOICE
+    bool "choice"
+    depends on A && B
+
+endchoice
+
+choice MULTI_DEF_CHOICE
+    bool "choice"
+    depends on C
+
+endchoice

ext/Kconfiglib/tests/Krelation

@@ -0,0 +1,36 @@
+config A
+    bool
+    depends on UNDEFINED
+
+choice CHOICE_1
+    bool "C"
+config B
+    bool "B"
+config C
+    bool "C" if B
+config D
+    bool "D"
+endchoice
+
+menu "m1"
+config E
+    bool
+menu "m2"
+config F
+    bool
+choice CHOICE_2
+    tristate "foo"
+config G
+    bool "g"
+config H
+    bool "h"
+endchoice
+endmenu
+config I
+    bool
+endmenu
+
+menu "m3"
+endmenu
+menu "m4"
+endmenu

ext/Kconfiglib/tests/Krepr

@@ -0,0 +1,64 @@
+config MODULES
+    bool
+    option modules
+    default y
+
+if UNDEFINED
+endif
+
+config BASIC
+    bool
+    default y
+    ---help---
+
+config VISIBLE
+    bool "visible"
+
+config STRING
+    string "visible"
+
+config DIR_DEP_N
+    depends on n
+
+config OPTIONS
+    option allnoconfig_y
+    option defconfig_list
+    option env="ENV"
+
+config MULTI_DEF
+config MULTI_DEF
+
+menuconfig MENUCONFIG
+
+choice CHOICE
+    tristate "choice"
+
+config CHOICE_1
+    tristate "choice sym"
+
+config CHOICE_2
+    tristate "choice sym"
+
+endchoice
+
+config CHOICE_HOOK
+
+choice
+    tristate "optional choice" if n
+    optional
+endchoice
+
+config NO_VISIBLE_IF_HOOK
+
+menu "no visible if"
+endmenu
+
+config VISIBLE_IF_HOOK
+
+menu "visible if"
+    visible if m
+endmenu
+
+config COMMENT_HOOK
+
+comment "comment"

ext/Kconfiglib/tests/Kstr

@@ -0,0 +1,293 @@
+if UNDEFINED
+endif
+
+config NO_TYPE
+
+config BASIC_NO_PROMPT
+    bool
+    help
+      blah blah
+
+        blah blah blah
+
+       blah
+
+config BASIC_PROMPT
+    bool "basic"
+
+config ADVANCED
+    tristate "prompt" if DEP
+    default DEFAULT_1
+    default DEFAULT_2 if DEP
+    select SELECTED_1
+    select SELECTED_2 if DEP
+    imply IMPLIED_1
+    imply IMPLIED_2 if DEP
+    help
+      first help text
+
+config ADVANCED
+    prompt "prompt 2"
+
+menuconfig ADVANCED
+    prompt "prompt 3"
+
+if DEP3
+
+menu "foo"
+    depends on DEP4
+    visible if VIS
+
+config ADVANCED
+    help
+      second help text
+    depends on A || !B || (C && D) || !(E && F) || G = H || \
+              (I && !J && (K || L) && !(M || N) && O = P)
+
+config ADVANCED
+    # Used to verify that the direct dependencies appear to the right of VIS
+    prompt "prompt 4"
+
+endmenu
+
+endif
+
+config ONLY_DIRECT_DEPS
+    int
+    depends on DEP1
+    depends on DEP2
+
+config STRING
+    def_string "foo"
+    default "bar" if DEP
+    default STRING2
+    default STRING3 if DEP
+
+config INT
+    def_int 7 if DEP
+    range 1 2
+    range FOO BAR
+    range BAZ QAZ if DEP
+
+config HEX
+    def_hex 0x123
+    range 0x100 0x200
+    range FOO BAR
+    range BAZ QAZ if DEP
+
+config MODULES
+    bool "MODULES"
+    option modules
+
+config OPTIONS
+    option allnoconfig_y
+    option defconfig_list
+    option env="ENV"
+
+if LOC_1
+config CORRECT_PROP_LOCS_BOOL
+    prompt "prompt 1"
+    default DEFAULT_1
+    default DEFAULT_2
+    select SELECT_1
+    select SELECT_2
+    imply IMPLY_1
+    imply IMPLY_2
+    help
+      help 1
+endif
+
+if LOC_2
+menuconfig CORRECT_PROP_LOCS_BOOL
+    bool "prompt 2"
+    default DEFAULT_3
+    default DEFAULT_4
+    select SELECT_3
+    select SELECT_4
+    imply IMPLY_3
+    imply IMPLY_4
+    help
+      help 2
+endif
+
+if LOC_3
+config CORRECT_PROP_LOCS_BOOL
+    prompt "prompt 3"
+    default DEFAULT_5
+    default DEFAULT_6
+    select SELECT_5
+    select SELECT_6
+    imply IMPLY_5
+    imply IMPLY_6
+    help
+      help 2
+endif
+
+if LOC_1
+config CORRECT_PROP_LOCS_INT
+    int
+    range 1 2
+    range 3 4
+endif
+
+if LOC_2
+config CORRECT_PROP_LOCS_INT
+    range 5 6
+    range 7 8
+endif
+
+choice CHOICE
+    tristate "foo"
+    default CHOICE_1
+    default CHOICE_2 if dep
+
+config CHOICE_1
+    tristate "choice 1"
+
+config CHOICE_2
+    tristate "choice 2"
+
+endchoice
+
+choice
+    tristate "no name"
+    optional
+endchoice
+
+if LOC_1
+choice CORRECT_PROP_LOCS_CHOICE
+    bool
+    default CHOICE_3
+
+config CHOICE_3
+    bool "choice 3"
+
+config CHOICE_4
+    bool "choice 3"
+
+config CHOICE_5
+    bool "choice 3"
+
+endchoice
+endif
+
+if LOC_2
+choice CORRECT_PROP_LOCS_CHOICE
+    default CHOICE_4
+endchoice
+endif
+
+if LOC_3
+choice CORRECT_PROP_LOCS_CHOICE
+    default CHOICE_5
+endchoice
+endif
+
+config SIMPLE_MENU_HOOK
+menu "simple menu"
+endmenu
+
+config ADVANCED_MENU_HOOK
+menu "advanced menu"
+    depends on A
+    visible if B
+    visible if C || D
+endmenu
+
+config SIMPLE_COMMENT_HOOK
+comment "simple comment"
+
+config ADVANCED_COMMENT_HOOK
+comment "advanced comment"
+    depends on A
+    depends on B
+
+# Corner cases when removing direct dependencies
+
+config DEP_REM_CORNER_CASES
+    bool
+    default A
+    depends on n
+
+config DEP_REM_CORNER_CASES
+    default B if n
+
+config DEP_REM_CORNER_CASES
+    default C
+    depends on m
+
+config DEP_REM_CORNER_CASES
+    default D if A && y
+    depends on y
+
+config DEP_REM_CORNER_CASES
+    default E if !E1
+    default F if F1 = F2
+    default G if G1 || H1
+    depends on !H
+
+config DEP_REM_CORNER_CASES
+    default H
+    depends on "foo" = "bar"
+
+menu "menu"
+    visible if FOO || BAR
+
+config DEP_REM_CORNER_CASES
+    prompt "prompt"
+    depends on BAZ && QAZ
+
+endmenu
+
+# Only prompt, no type
+config PROMPT_ONLY
+    prompt "prompt only"
+
+# {Symbol,Choice}.orig_*
+
+if BASE_DEP
+
+config BOOL_SYM_ORIG
+    bool
+    default D1 if DEP
+    default D2
+    select S1
+    select S2 if DEP
+    imply I1
+    imply I1
+
+config BOOL_SYM_ORIG
+    default D3
+    select S3
+    imply I3 if DEP
+
+config INT_SYM_ORIG
+    int
+    range 1 2 if DEP
+    range 3 4
+
+config INT_SYM_ORIG
+    range 5 6 if DEP
+
+choice CHOICE_ORIG
+    bool "choice orig"
+    default A
+    default B if DEP
+
+config A
+    bool
+
+config B
+    bool
+
+endchoice
+
+choice CHOICE_ORIG
+    default C if DEP
+
+config C
+    bool
+
+endchoice
+
+endif

ext/Kconfiglib/tests/Kundef

@@ -0,0 +1,23 @@
+config DEF
+	bool
+
+config BOOL
+	bool "foo" if DEF || !UNDEF_1
+	default UNDEF_2
+
+config INT
+	int
+	range UNDEF_2 8
+	default 10
+	range 5 15
+
+config HEX
+	hex
+	range 0x123 0X456
+	default 0x200
+
+menu "menu"
+	depends on UNDEF_1
+	visible if UNDEF_3
+
+endmenu

ext/Kconfiglib/tests/Kuserfunctions

@@ -0,0 +1,14 @@
+add-zero  = $(add)
+add-one   = $(add,1)
+add-three = $(add,1,-1,2,1)
+
+one-zero = $(one)
+one-one  = $(one,foo bar)
+one-two  = $(one,foo bar,baz)
+
+one-or-more-zero  = $(one-or-more)
+one-or-more-one   = $(one-or-more,foo)
+one-or-more-three = $(one-or-more,foo,bar,baz)
+
+location-1 := $(location)
+location-2 := $(location)

ext/Kconfiglib/tests/Kvisibility

@@ -0,0 +1,342 @@
+config MODULES
+    bool "MODULES"
+    option modules
+
+#
+# Symbol visibility
+#
+
+config NO_PROMPT
+    bool
+
+# Not rewritten, so MOD will have the value 'y' when running without modules
+config MOD
+    def_tristate m
+
+config BOOL_N
+    bool "bool n" if n
+
+config BOOL_M
+    # Rewritten to m && MODULES
+    bool "bool m" if m
+
+config BOOL_MOD
+    bool "bool MOD"
+    # Not rewritten
+    depends on MOD
+
+config BOOL_Y
+    bool "bool y"
+    # Rewritten to m && MODULES
+    depends on y || m
+
+config TRISTATE_N
+    tristate "tristate n" if n
+
+config TRISTATE_M
+    # Rewritten to m && MODULES
+    tristate "tristate m" if m
+
+config TRISTATE_MOD
+    tristate "tristate MOD"
+    # Not rewritten
+    depends on MOD
+
+config TRISTATE_Y
+    bool "tristate y"
+    # Rewritten to m && MODULES
+    depends on y || m
+
+# Symbols nested in 'if'
+
+if n
+
+config BOOL_IF_N
+    bool "bool if n"
+
+config TRISTATE_IF_N
+    tristate "tristate if n"
+
+endif
+
+if m
+
+config BOOL_IF_M
+    bool "bool if m"
+
+config TRISTATE_IF_M
+    tristate "tristate if n"
+
+endif
+
+if y
+
+config BOOL_IF_Y
+    bool "bool if y"
+
+config TRISTATE_IF_Y
+    tristate "tristate if y"
+
+endif
+
+# Symbols nested in 'menu'
+
+menu "menu 1"
+    depends on n
+
+config BOOL_MENU_N
+    bool "bool menu n"
+
+config TRISTATE_MENU_N
+    tristate "tristate menu n"
+
+endmenu
+
+menu "menu 2"
+    depends on m
+
+config BOOL_MENU_M
+    bool "bool menu m"
+
+config TRISTATE_MENU_M
+    tristate "tristate menu n"
+
+endmenu
+
+menu "menu 3"
+    depends on y
+
+config BOOL_MENU_Y
+    bool "bool menu y"
+
+config TRISTATE_MENU_Y
+    tristate "tristate menu y"
+
+endmenu
+
+# Symbols nested in choices
+
+choice C1
+    tristate "choice n" if n
+
+config BOOL_CHOICE_N
+    bool "bool choice n"
+
+config TRISTATE_CHOICE_N
+    tristate "tristate choice n"
+
+endchoice
+
+choice C2
+    tristate "choice m" if m
+
+config BOOL_CHOICE_M
+    bool "bool choice m"
+
+config TRISTATE_CHOICE_M
+    tristate "tristate choice n"
+
+endchoice
+
+choice C3
+    tristate "choice y" if y
+
+config BOOL_CHOICE_Y
+    bool "bool choice y"
+
+config TRISTATE_CHOICE_Y
+    tristate "tristate choice y"
+
+endchoice
+
+#
+# Choice visibility
+#
+
+choice BOOL_CHOICE_N
+    bool "bool choice n" if n
+endchoice
+
+choice BOOL_CHOICE_M
+    bool "bool choice m" if m
+endchoice
+
+choice BOOL_CHOICE_Y
+    bool "bool choice y" if y
+endchoice
+
+choice TRISTATE_CHOICE_N
+    tristate "tristate choice n" if n
+endchoice
+
+choice TRISTATE_CHOICE_M
+    tristate "tristate choice m" if m
+endchoice
+
+choice TRISTATE_CHOICE_Y
+    tristate "tristate choice y" if y
+
+config K
+    tristate "K"
+
+config L
+    tristate "L"
+
+endchoice
+
+if m
+choice TRISTATE_CHOICE_IF_M_AND_Y
+    tristate "tristate choice if m and y" if y
+
+config M
+    bool "M"
+
+config N
+    bool "N"
+
+endchoice
+endif
+
+menu "choice-containing menu"
+    depends on n && y
+
+choice TRISTATE_CHOICE_MENU_N_AND_Y
+    tristate "tristate choice if n and y"
+
+config O
+    tristate "O"
+
+config P
+    tristate "P"
+
+endchoice
+
+endmenu
+
+#
+# Menu visibility
+#
+
+menu "menu n"
+    depends on n
+endmenu
+
+menu "menu m"
+    depends on m
+endmenu
+
+menu "menu y"
+    depends on y
+endmenu
+
+if n
+menu "menu if n"
+endmenu
+endif
+
+if m
+menu "menu if m"
+endmenu
+endif
+
+if y
+menu "menu if y"
+endmenu
+endif
+
+if m
+menu "menu if m and y"
+    depends on y
+endmenu
+endif
+
+#
+# Comment visibility
+#
+
+comment "comment n"
+    depends on n
+comment "comment m"
+    depends on m
+comment "comment y"
+    depends on y
+
+if n
+comment "comment if n"
+endif
+
+if m
+comment "comment if m"
+endif
+
+if y
+comment "comment if y"
+endif
+
+if "y"
+
+menu "menu with comment"
+    depends on m
+
+comment "double-nested m comment"
+    depends on y
+
+endmenu
+
+endif
+
+# Used to verify that string/int/hex symbols with m visibility accept a user
+# value
+
+if m
+
+config STRING_m
+    string "string"
+
+config INT_m
+    int "int"
+
+config HEX_m
+    hex "hex"
+
+endif
+
+# Menu 'visible if' visibility
+
+menu "n-visible menu"
+    visible if n
+
+config VISIBLE_IF_N
+    tristate "visible if n"
+
+endmenu
+
+menu "m-visible menu"
+    visible if m
+
+config VISIBLE_IF_M
+    tristate "visible if m"
+
+endmenu
+
+menu "y-visible menu"
+    visible if y
+
+config VISIBLE_IF_Y
+    tristate "visible if m"
+
+endmenu
+
+menu "m-visible menu 2"
+    visible if y || n
+    visible if m && y
+    visible if y
+
+if y
+
+config VISIBLE_IF_M_2
+    tristate "visible if m 2"
+
+endif
+
+endmenu

ext/Kconfiglib/tests/config_indented

@@ -0,0 +1,3 @@
+# Indented assignments should be ignored to be compatible with the C
+# implementation
+ CONFIG_IGNOREME=n

ext/Kconfiglib/tests/config_set_bool

@@ -0,0 +1 @@
+CONFIG_BOOL=y

ext/Kconfiglib/tests/config_set_string

@@ -0,0 +1 @@
+CONFIG_STRING="foo bar"

ext/Kconfiglib/tests/kconfigfunctions.py

@@ -0,0 +1,22 @@
+def add(kconf, name, *args):
+    return str(sum(map(int, args)))
+
+
+def one(kconf, name, s):
+    return name + 2*s
+
+
+def one_or_more(kconf, name, arg, *args):
+    return arg + " + " + ",".join(args)
+
+
+def location(kconf, name):
+    return "{}:{}".format(kconf.filename, kconf.linenr)
+
+
+functions = {
+    "add":         (add,         0, None),
+    "one":         (one,         1,    1),
+    "one-or-more": (one_or_more, 1, None),
+    "location":    (location,    0,    0),
+}

ext/Kconfiglib/tests/reltest

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+# Runs the test suite and all examples scripts with Python 2 and Python 3,
+# bailing immediately if anything fails. For the examples that aren't tested in
+# the test suite, we just confirm that they at least run.
+#
+# Should be run from the kernel root with  $ Kconfiglib/tests/reltest
+
+test_script() {
+    echo -e "\n================= $1 with $py =================\n"
+    if (($# == 1)); then
+        make scriptconfig PYTHONCMD=$py SCRIPT=$1
+    else
+        make scriptconfig PYTHONCMD=$py SCRIPT=$1 SCRIPT_ARG="$2"
+    fi
+
+    if (($?)); then
+        echo "$1 failed to run with $py"
+        exit 1
+    fi
+}
+
+for py in python2 python3; do
+    echo -e "\n================= Test suite with $py =================\n"
+
+    if ! $py Kconfiglib/testsuite.py; then
+        echo "test suite failed for $py"
+        exit 1
+    fi
+
+    # Check that the example scripts that aren't tested by the test suite run
+    # at least
+
+    test_script Kconfiglib/examples/defconfig_oldconfig.py
+    test_script Kconfiglib/examples/eval_expr.py MODULES
+    test_script Kconfiglib/examples/find_symbol.py X86
+    test_script Kconfiglib/examples/help_grep.py general
+    test_script Kconfiglib/examples/print_sym_info.py MODULES
+    test_script Kconfiglib/examples/print_tree.py
+
+    $py Kconfiglib/examples/menuconfig_example.py Kconfiglib/examples/Kmenuconfig <<END
+BOOL
+n
+END
+    if (($?)); then
+        echo "menuconfig_example.py failed with $py"
+        exit 1
+    fi
+done
+
+echo "everything okay"

ext/Kconfiglib/tests/sub/Kconfig_symlink_2

@@ -0,0 +1 @@
+rsource "Kconfig_symlink_3"

ext/Kconfiglib/tests/sub/Kconfig_symlink_3

@@ -0,0 +1,2 @@
+config FOUNDME
+    bool

ext/Kconfiglib/tests/sub/Klocation_grsourced1

@@ -0,0 +1 @@
+config MANY_DEF

ext/Kconfiglib/tests/sub/Klocation_grsourced2

@@ -0,0 +1 @@
+config MANY_DEF

ext/Kconfiglib/tests/sub/Klocation_gsourced1

@@ -0,0 +1 @@
+config MANY_DEF

ext/Kconfiglib/tests/sub/Klocation_gsourced2

@@ -0,0 +1 @@
+config MANY_DEF

ext/Kconfiglib/tests/sub/Klocation_rsourced

@@ -0,0 +1,2 @@
+
+config MANY_DEF

ext/Kconfiglib/tests/sub/sub/Kconfig_symlink_1

@@ -0,0 +1,2 @@
+# Sources tests/sub/Kconfig_symlink_2, with an absolute path
+source "$(KCONFIG_SYMLINK_2)"