diff --git a/libs/libc/CMakeLists.txt b/libs/libc/CMakeLists.txt
index 55971ac8d53..cbfc2734481 100644
--- a/libs/libc/CMakeLists.txt
+++ b/libs/libc/CMakeLists.txt
@@ -24,3 +24,42 @@ nuttx_add_kernel_library(c SPLIT)
 nuttx_add_subdirectory()
 
 target_include_directories(c PRIVATE ${CMAKE_CURRENT_LIST_DIR})
+
+# Generate the system symbol tables from the C library, math library and system
+# call lists, as libs/libc/Makefile does.  The lists are sorted by name.
+
+if(CONFIG_EXECFUNCS_SYSTEM_SYMTAB OR CONFIG_LIBC_ELF_SYSTEM_SYMTAB)
+  nuttx_build_host_target(mksymtab ${NUTTX_DIR}/tools/mksymtab.c)
+
+  set(SYMTAB_CSVS
+      ${CMAKE_CURRENT_LIST_DIR}/libc.csv ${NUTTX_DIR}/libs/libm/libm.csv
+      ${NUTTX_DIR}/syscall/syscall.csv)
+  set(SYMTAB_CSV ${CMAKE_CURRENT_BINARY_DIR}/system_symtab.csv)
+
+  add_custom_command(
+    OUTPUT ${SYMTAB_CSV}
+    COMMAND cat ${SYMTAB_CSVS} | LC_ALL=C sort > ${SYMTAB_CSV}
+    DEPENDS ${SYMTAB_CSVS})
+
+  if(CONFIG_EXECFUNCS_SYSTEM_SYMTAB)
+    add_custom_command(
+      OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/exec_symtab.c
+      COMMAND
+        ${NUTTX_BINARY_DIR}/bin_host/mksymtab system_symtab.csv exec_symtab.c
+        ${CONFIG_EXECFUNCS_SYMTAB_ARRAY} ${CONFIG_EXECFUNCS_NSYMBOLS_VAR}
+      WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+      DEPENDS mksymtab ${SYMTAB_CSV})
+    target_sources(c PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/exec_symtab.c)
+  endif()
+
+  if(CONFIG_LIBC_ELF_SYSTEM_SYMTAB)
+    add_custom_command(
+      OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/elf_sys_symtab.c
+      COMMAND
+        ${NUTTX_BINARY_DIR}/bin_host/mksymtab system_symtab.csv elf_sys_symtab.c
+        ${CONFIG_LIBC_ELF_SYMTAB_ARRAY} ${CONFIG_LIBC_ELF_NSYMBOLS_VAR}
+      WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+      DEPENDS mksymtab ${SYMTAB_CSV})
+    target_sources(c PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/elf_sys_symtab.c)
+  endif()
+endif()