diff options
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/Kconfig.include | 3 | ||||
-rw-r--r-- | scripts/Makefile.compiler | 14 | ||||
-rw-r--r-- | scripts/Makefile.dtbs | 4 | ||||
-rw-r--r-- | scripts/include/list.h | 50 | ||||
-rw-r--r-- | scripts/kconfig/expr.c | 1 | ||||
-rw-r--r-- | scripts/kconfig/parser.y | 10 | ||||
-rw-r--r-- | scripts/kconfig/qconf.cc | 6 | ||||
-rwxr-xr-x | scripts/package/builddeb | 1 | ||||
-rwxr-xr-x | scripts/rustc-llvm-version.sh | 22 |
9 files changed, 97 insertions, 14 deletions
diff --git a/scripts/Kconfig.include b/scripts/Kconfig.include index 785a491e5996..33193ca6e803 100644 --- a/scripts/Kconfig.include +++ b/scripts/Kconfig.include @@ -65,6 +65,9 @@ cc-option-bit = $(if-success,$(CC) -Werror $(1) -E -x c /dev/null -o /dev/null,$ m32-flag := $(cc-option-bit,-m32) m64-flag := $(cc-option-bit,-m64) +rustc-version := $(shell,$(srctree)/scripts/rustc-version.sh $(RUSTC)) +rustc-llvm-version := $(shell,$(srctree)/scripts/rustc-llvm-version.sh $(RUSTC)) + # $(rustc-option,<flag>) # Return y if the Rust compiler supports <flag>, n otherwise # Calls to this should be guarded so that they are not evaluated if diff --git a/scripts/Makefile.compiler b/scripts/Makefile.compiler index 057305eae85c..e0842496d26e 100644 --- a/scripts/Makefile.compiler +++ b/scripts/Makefile.compiler @@ -53,13 +53,11 @@ cc-option = $(call __cc-option, $(CC),\ # cc-option-yn # Usage: flag := $(call cc-option-yn,-march=winchip-c6) -cc-option-yn = $(call try-run,\ - $(CC) -Werror $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(1) -c -x c /dev/null -o "$$TMP",y,n) +cc-option-yn = $(if $(call cc-option,$1),y,n) # cc-disable-warning # Usage: cflags-y += $(call cc-disable-warning,unused-but-set-variable) -cc-disable-warning = $(call try-run,\ - $(CC) -Werror $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1))) +cc-disable-warning = $(if $(call cc-option,-W$(strip $1)),-Wno-$(strip $1)) # gcc-min-version # Usage: cflags-$(call gcc-min-version, 70100) += -foo @@ -75,8 +73,11 @@ ld-option = $(call try-run, $(LD) $(KBUILD_LDFLAGS) $(1) -v,$(1),$(2),$(3)) # __rustc-option # Usage: MY_RUSTFLAGS += $(call __rustc-option,$(RUSTC),$(MY_RUSTFLAGS),-Cinstrument-coverage,-Zinstrument-coverage) +# TODO: remove RUSTC_BOOTSTRAP=1 when we raise the minimum GNU Make version to 4.4 __rustc-option = $(call try-run,\ - $(1) $(2) $(3) --crate-type=rlib /dev/null --out-dir=$$TMPOUT -o "$$TMP",$(3),$(4)) + echo '#![allow(missing_docs)]#![feature(no_core)]#![no_core]' | RUSTC_BOOTSTRAP=1\ + $(1) --sysroot=/dev/null $(filter-out --sysroot=/dev/null,$(2)) $(3)\ + --crate-type=rlib --out-dir=$(TMPOUT) --emit=obj=- - >/dev/null,$(3),$(4)) # rustc-option # Usage: rustflags-y += $(call rustc-option,-Cinstrument-coverage,-Zinstrument-coverage) @@ -85,5 +86,4 @@ rustc-option = $(call __rustc-option, $(RUSTC),\ # rustc-option-yn # Usage: flag := $(call rustc-option-yn,-Cinstrument-coverage) -rustc-option-yn = $(call try-run,\ - $(RUSTC) $(KBUILD_RUSTFLAGS) $(1) --crate-type=rlib /dev/null --out-dir=$$TMPOUT -o "$$TMP",y,n) +rustc-option-yn = $(if $(call rustc-option,$1),y,n) diff --git a/scripts/Makefile.dtbs b/scripts/Makefile.dtbs index 46009d5f1486..8d56c0815f33 100644 --- a/scripts/Makefile.dtbs +++ b/scripts/Makefile.dtbs @@ -34,12 +34,14 @@ $(obj)/dtbs-list: $(dtb-y) FORCE # Assembly file to wrap dtb(o) # --------------------------------------------------------------------------- +builtin-dtb-section = $(if $(filter arch/$(SRCARCH)/boot/dts%, $(obj)),.dtb.init.rodata,.rodata) + # Generate an assembly file to wrap the output of the device tree compiler quiet_cmd_wrap_S_dtb = WRAP $@ cmd_wrap_S_dtb = { \ symbase=__$(patsubst .%,%,$(suffix $<))_$(subst -,_,$(notdir $*)); \ echo '\#include <asm-generic/vmlinux.lds.h>'; \ - echo '.section .dtb.init.rodata,"a"'; \ + echo '.section $(builtin-dtb-section),"a"'; \ echo '.balign STRUCT_ALIGNMENT'; \ echo ".global $${symbase}_begin"; \ echo "$${symbase}_begin:"; \ diff --git a/scripts/include/list.h b/scripts/include/list.h index fea1e2b79063..8bdcaadca709 100644 --- a/scripts/include/list.h +++ b/scripts/include/list.h @@ -128,6 +128,36 @@ static inline void list_del(struct list_head *entry) } /** + * list_replace - replace old entry by new one + * @old : the element to be replaced + * @new : the new element to insert + * + * If @old was empty, it will be overwritten. + */ +static inline void list_replace(struct list_head *old, + struct list_head *new) +{ + new->next = old->next; + new->next->prev = new; + new->prev = old->prev; + new->prev->next = new; +} + +/** + * list_replace_init - replace old entry by new one and initialize the old one + * @old : the element to be replaced + * @new : the new element to insert + * + * If @old was empty, it will be overwritten. + */ +static inline void list_replace_init(struct list_head *old, + struct list_head *new) +{ + list_replace(old, new); + INIT_LIST_HEAD(old); +} + +/** * list_move - delete from one list and add as another's head * @list: the entry to move * @head: the head that will precede our entry @@ -151,6 +181,26 @@ static inline void list_move_tail(struct list_head *list, } /** + * list_is_first -- tests whether @list is the first entry in list @head + * @list: the entry to test + * @head: the head of the list + */ +static inline int list_is_first(const struct list_head *list, const struct list_head *head) +{ + return list->prev == head; +} + +/** + * list_is_last - tests whether @list is the last entry in list @head + * @list: the entry to test + * @head: the head of the list + */ +static inline int list_is_last(const struct list_head *list, const struct list_head *head) +{ + return list->next == head; +} + +/** * list_is_head - tests whether @list is the list @head * @list: the entry to test * @head: the head of the list diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c index 78738ef412de..16f92c4a775a 100644 --- a/scripts/kconfig/expr.c +++ b/scripts/kconfig/expr.c @@ -47,6 +47,7 @@ static struct expr *expr_lookup(enum expr_type type, void *l, void *r) e->type = type; e->left._initdata = l; e->right._initdata = r; + e->val_is_valid = false; hash_add(expr_hashtable, &e->node, hash); diff --git a/scripts/kconfig/parser.y b/scripts/kconfig/parser.y index 1ad60f9e164e..bc43fb67c7c4 100644 --- a/scripts/kconfig/parser.y +++ b/scripts/kconfig/parser.y @@ -159,8 +159,14 @@ config_stmt: config_entry_start config_option_list yynerrs++; } - list_add_tail(¤t_entry->sym->choice_link, - ¤t_choice->choice_members); + /* + * If the same symbol appears twice in a choice block, the list + * node would be added twice, leading to a broken linked list. + * list_empty() ensures that this symbol has not yet added. + */ + if (list_empty(¤t_entry->sym->choice_link)) + list_add_tail(¤t_entry->sym->choice_link, + ¤t_choice->choice_members); } printd(DEBUG_PARSE, "%s:%d:endconfig\n", cur_filename, cur_lineno); diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc index 97fce13e551e..e260cab1c2af 100644 --- a/scripts/kconfig/qconf.cc +++ b/scripts/kconfig/qconf.cc @@ -1166,7 +1166,7 @@ void ConfigInfoView::clicked(const QUrl &url) { QByteArray str = url.toEncoded(); const std::size_t count = str.size(); - char *data = new char[count + 1]; + char *data = new char[count + 2]; // '$' + '\0' struct symbol **result; struct menu *m = NULL; @@ -1505,6 +1505,8 @@ ConfigMainWindow::ConfigMainWindow(void) connect(helpText, &ConfigInfoView::menuSelected, this, &ConfigMainWindow::setMenuLink); + conf_read(NULL); + QString listMode = configSettings->value("/listMode", "symbol").toString(); if (listMode == "single") showSingleView(); @@ -1906,8 +1908,6 @@ int main(int ac, char** av) configApp->connect(configApp, SIGNAL(lastWindowClosed()), SLOT(quit())); configApp->connect(configApp, SIGNAL(aboutToQuit()), v, SLOT(saveSettings())); - conf_read(NULL); - v->show(); configApp->exec(); diff --git a/scripts/package/builddeb b/scripts/package/builddeb index c1757db6aa8a..404587fc71fe 100755 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -74,7 +74,6 @@ install_linux_image () { mkdir -p "${pdir}/DEBIAN" cat <<-EOF > "${pdir}/DEBIAN/${script}" - #!/bin/sh set -e diff --git a/scripts/rustc-llvm-version.sh b/scripts/rustc-llvm-version.sh new file mode 100755 index 000000000000..b6063cbe5bdc --- /dev/null +++ b/scripts/rustc-llvm-version.sh @@ -0,0 +1,22 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# +# Usage: $ ./rustc-llvm-version.sh rustc +# +# Print the LLVM version that the Rust compiler uses in a 6 digit form. + +# Convert the version string x.y.z to a canonical up-to-6-digits form. +get_canonical_version() +{ + IFS=. + set -- $1 + echo $((10000 * $1 + 100 * $2 + $3)) +} + +if output=$("$@" --version --verbose 2>/dev/null | grep LLVM); then + set -- $output + get_canonical_version $3 +else + echo 0 + exit 1 +fi |