cmake: Automatically convert slotted dependencies

If the main image specifies a slotted dependency, assume that the
variant image should include a similar dependency, but for the secondary
slot.

Ref: NCSDK-35733

Signed-off-by: Tomasz Chyrowicz <[email protected]>

Author: tomchy

cmake/modules/kconfig.cmake

@@ -39,6 +39,7 @@ if(CONFIG_NCS_IS_VARIANT_IMAGE)
 
     # Modify the CONFIG_FLASH_LOAD_OFFSET and CONFIG_FLASH_LOAD_SIZE for both the .config and autoconf.h files.
     # If partition manager is not used, these values should be taken from the device tree.
+    # Additionally, convert primary slot dependencies to secondary slot dependencies.
     set(dotconfig_variant_content)
     foreach(line IN LISTS dotconfig_content)
       if("${line}" MATCHES "^CONFIG_FLASH_LOAD_OFFSET=.*$")
@@ -49,6 +50,10 @@ if(CONFIG_NCS_IS_VARIANT_IMAGE)
         string(REGEX REPLACE "CONFIG_FLASH_LOAD_SIZE=(.*)" "CONFIG_FLASH_LOAD_SIZE=${code_partition_size}" line ${line})
       endif()
 
+      if("${line}" MATCHES "(--dependencies|-d).*\([0-9, ]+primary[0-9., ]+\)")
+        string(REGEX REPLACE "primary" "secondary" line ${line})
+      endif()
+
       list(APPEND dotconfig_variant_content "${line}\n")
     endforeach()
 
@@ -62,6 +67,10 @@ if(CONFIG_NCS_IS_VARIANT_IMAGE)
         string(REGEX REPLACE "#define CONFIG_FLASH_LOAD_SIZE (.*)" "#define CONFIG_FLASH_LOAD_SIZE ${code_partition_size}" line ${line})
       endif()
 
+      if("${line}" MATCHES "(--dependencies|-d).*\([0-9, ]+primary[0-9., ]+\)")
+        string(REGEX REPLACE "primary" "secondary" line ${line})
+      endif()
+
       list(APPEND autoconf_variant_content "${line}\n")
     endforeach()