Add C HAL/LL source files wrapper library

Allow to not archive HAL/LL object files to core.a.
This avoid the linker to select weak definitions instead
of non-weak ones when 'whole-archive' option is not used.

See:
 http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.faqs/ka15833.html

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

libraries/HAL_LL_Wrapper/keywords.txt

@@ -0,0 +1,15 @@
+#######################################
+# Syntax Coloring Map For HAL_LL_Wrapper
+#######################################
+
+#######################################
+# Datatypes (KEYWORD1)
+#######################################
+
+#######################################
+# Methods and Functions (KEYWORD2)
+#######################################
+
+#######################################
+# Constants (LITERAL1)
+#######################################

libraries/HAL_LL_Wrapper/library.properties

@@ -0,0 +1,9 @@
+name=HAL LL Wrapper
+version=1.0.0
+author=Frederic Pillon
+maintainer=stm32duino
+sentence=C HAL/LL source files wrapper
+paragraph=Allow to not archive HAL/LL object files to core.a. This avoid the linker to select weak definitions instead of non-weak ones when 'whole-archive' option is not used.
+category=Other
+url=
+architectures=stm32

cores/arduino/stm32/HAL/stm32yyxx_hal.c renamed to libraries/HAL_LL_Wrapper/src/HAL/stm32yyxx_hal.c

@@ -0,0 +1,4 @@
+#ifndef __HAL_LL_WRAPPER_H__
+#define __HAL_LL_WRAPPER_H__
+
+#endif /* __HAL_LL_WRAPPER_H__ */

cores/arduino/stm32/HAL/stm32yyxx_hal_adc.c renamed to libraries/HAL_LL_Wrapper/src/HAL/stm32yyxx_hal_adc.c

@@ -9,7 +9,7 @@ version=1.0.0
 
 # STM compile variables
 # ----------------------
-compiler.stm.extra_include="-I{build.source.path}" "-I{build.core.path}/avr" "-I{build.core.path}/stm32" "-I{build.core.path}/stm32/LL" "-I{build.core.path}/stm32/usb" "-I{build.core.path}/stm32/usb/hid" "-I{build.core.path}/stm32/usb/cdc" "-I{build.system.path}/Drivers/{build.series}_HAL_Driver/Inc/" "-I{build.system.path}/Drivers/{build.series}_HAL_Driver/Src/" "-I{build.system.path}/{build.series}/" "-I{build.system.path}/Middlewares/ST/STM32_USB_Device_Library/Core/Inc" "-I{build.system.path}/Middlewares/ST/STM32_USB_Device_Library/Core/Src"
+compiler.stm.extra_include="-I{build.source.path}" "-I{build.core.path}/avr" "-I{build.core.path}/stm32" "-I{build.core.path}/stm32/LL" "-I{build.core.path}/stm32/usb" "-I{build.core.path}/stm32/usb/hid" "-I{build.core.path}/stm32/usb/cdc" "-I{build.system.path}/Drivers/{build.series}_HAL_Driver/Inc" "-I{build.system.path}/Drivers/{build.series}_HAL_Driver/Src" "-I{build.system.path}/{build.series}" "-I{build.system.path}/Middlewares/ST/STM32_USB_Device_Library/Core/Inc" "-I{build.system.path}/Middlewares/ST/STM32_USB_Device_Library/Core/Src"
 
 compiler.warning_flags=-w
 compiler.warning_flags.none=-w
@@ -92,10 +92,22 @@ build.opt.name=build_opt.h
 build.opt.sourcepath={build.source.path}/{build.opt.name}
 build.opt.path={build.path}/sketch/{build.opt.name}
 
+build.hallldriver.path={build.path}/sketch/HAL_LL_Drivers.cpp
+
+# Create sketch dir if not exists
+recipe.hooks.prebuild.1.pattern.windows=cmd /c if not exist "{build.path}\sketch" mkdir "{build.path}\sketch"
+recipe.hooks.prebuild.1.pattern.linux=bash -c "[ -f {build.path}/sketch ] || mkdir -p {build.path}/sketch"
+recipe.hooks.prebuild.1.pattern.macosx=bash -c "[ -f {build.path}/sketch ] || mkdir -p {build.path}/sketch"
+
 # Create empty {build.opt} if not exists in the sketch dir
-recipe.hooks.prebuild.1.pattern.windows=cmd /c if not exist "{build.opt.sourcepath}" mkdir "{build.path}\sketch" & type NUL > "{build.opt.path}"
-recipe.hooks.prebuild.1.pattern.linux=bash -c "[ -f {build.opt.sourcepath} ] || (mkdir -p {build.path}/sketch && touch {build.opt.path})"
-recipe.hooks.prebuild.1.pattern.macosx=bash -c "[ -f {build.opt.sourcepath} ] || (mkdir -p {build.path}/sketch && touch {build.opt.path})"
+recipe.hooks.prebuild.2.pattern.windows=cmd /c if not exist "{build.opt.sourcepath}" type NUL > "{build.opt.path}"
+recipe.hooks.prebuild.2.pattern.linux=bash -c "[ -f {build.opt.sourcepath} ] || touch {build.opt.path}"
+recipe.hooks.prebuild.2.pattern.macosx=bash -c "[ -f {build.opt.sourcepath} ] || touch {build.opt.path}"
+
+# Force include of HAL_LL_Wrapper library
+recipe.hooks.prebuild.3.pattern.windows=cmd /c echo #include ^<HAL_LL_Wrapper.h^> > "{build.hallldriver.path}"
+recipe.hooks.prebuild.3.pattern.linux=bash -c "echo $0 > {build.hallldriver.path}" "#include <HAL_LL_Wrapper.h>"
+recipe.hooks.prebuild.3.pattern.macosx=bash -c "echo $0 > {build.hallldriver.path}" "#include <HAL_LL_Wrapper.h>"
 
 # compile patterns
 # ---------------------