item

cmake/modules/csvtoenum.cmake

@@ -0,0 +1,66 @@
+# csvtoenum(<CSV_FILE> <OUT_HEADER> <C_TYPE> <TAKE_COLUMN> <PREFIX_COLUMN>)
+# Example:
+# csvtoenum(myfile.csv outhead.h itemtype_t id ITEM_TYPE_)
+#
+# Will generate a header with:
+# typedef enum {
+#   ITEM_TYPE_NULL,
+#   ITEM_TYPE_FOO,
+#   ...
+#   ITEM_TYPE_COUNT,
+# } itemtype_t;
+
+function(csvtoenum CSV_FILE OUT_HEADER C_TYPE TAKE_COLUMN PREFIX_COLUMN)
+  # Read the CSV file
+  file(READ "${CSV_FILE}" CSV_CONTENTS)
+  string(REPLACE "\r\n" "\n" CSV_CONTENTS "${CSV_CONTENTS}")
+  string(REPLACE "\r" "\n" CSV_CONTENTS "${CSV_CONTENTS}")
+  string(REGEX REPLACE "\n+$" "" CSV_CONTENTS "${CSV_CONTENTS}")
+  string(REPLACE "\n" ";" CSV_LINES "${CSV_CONTENTS}")
+
+  # Get header row and find column indices
+  list(GET CSV_LINES 0 HEADER_ROW)
+  string(REPLACE "," ";" HEADER_LIST "${HEADER_ROW}")
+  set(COLUMN_INDEX -1)
+  set(PREFIX_INDEX -1)
+  set(IDX 0)
+  foreach(COL ${HEADER_LIST})
+    if(COL STREQUAL "${TAKE_COLUMN}")
+      set(COLUMN_INDEX ${IDX})
+    endif()
+    if(COL STREQUAL "${PREFIX_COLUMN}")
+      set(PREFIX_INDEX ${IDX})
+    endif()
+    math(EXPR IDX "${IDX} + 1")
+  endforeach()
+  if(COLUMN_INDEX EQUAL -1)
+    message(FATAL_ERROR "csvtoenum: TAKE_COLUMN '${TAKE_COLUMN}' not found in header of ${CSV_FILE}")
+  endif()
+  if(PREFIX_INDEX EQUAL -1)
+    message(FATAL_ERROR "csvtoenum: PREFIX_COLUMN '${PREFIX_COLUMN}' not found in header of ${CSV_FILE}")
+  endif()
+
+  # Prepare enum entries
+  set(ENUM_ENTRIES "  ${PREFIX_COLUMN}NULL,")
+  set(ROW_IDX 1)
+  list(LENGTH CSV_LINES NUM_LINES)
+  while(ROW_IDX LESS NUM_LINES)
+    list(GET CSV_LINES ${ROW_IDX} ROW)
+    string(REPLACE "," ";" ROW_LIST "${ROW}")
+    list(LENGTH ROW_LIST ROW_LEN)
+    if(ROW_LEN GREATER COLUMN_INDEX)
+      list(GET ROW_LIST ${COLUMN_INDEX} ENTRY)
+      list(GET ROW_LIST ${PREFIX_INDEX} PREFIX)
+      # Only add if ENTRY is not empty
+      string(STRIP "${ENTRY}" ENTRY)
+      if(NOT ENTRY STREQUAL "")
+        set(ENUM_ENTRIES "${ENUM_ENTRIES}\n  ${PREFIX}${ENTRY},")
+      endif()
+    endif()
+    math(EXPR ROW_IDX "${ROW_IDX} + 1")
+  endwhile()
+  set(ENUM_ENTRIES "${ENUM_ENTRIES}\n  ${PREFIX_COLUMN}COUNT,")
+
+  # Write header file
+  file(WRITE "${OUT_HEADER}" "/**\n * Auto-generated by csvtoenum.cmake\n * Source: ${CSV_FILE}\n */\n\ntypedef enum {\n${ENUM_ENTRIES}\n} ${C_TYPE};\n")
+endfunction()