add "slit" subcmd

lazybox/src/main/kotlin/cfig/lazybox/App.kt

@@ -59,4 +59,10 @@ fun main(args: Array<String>) {
             log.error("Usage: tracecmd <report_file>")
         }
     }
+    if (args[0] == "split") {
+        if (args.size != 3) {
+            log.error("Usage: split <workdir> <part_name>")
+        }
+        CompileCommand().run(args[1], args[2])
+    }
 }

lazybox/src/main/kotlin/cfig/lazybox/CompileCommand.kt

@@ -1,4 +1,27 @@
 package cfig.lazybox
 
+import cfig.helper.Helper
+import java.io.File
+
 class CompileCommand {
+    fun run(workDir: String, stem: String) {
+        val simg2simg = "simg2simg"
+        val cmd = "$simg2simg $workDir/$stem.subimg $workDir/$stem.subimg 524288000"
+        Helper.powerRun(cmd, null)
+        val emmcImageListFile = File(workDir, "emmc_image_list")
+        val theLines = emmcImageListFile.readLines().toMutableList()
+        val stemLine = (theLines.filter { it.startsWith("$stem.subimg,") }).get(0).split(",")
+        check(stemLine.size == 2)
+        val stemPart = stemLine[1]
+        theLines.apply {
+            removeIf { it.startsWith("$stem.subimg") }
+            val superImageFiles = File(workDir).listFiles { file -> file.name.startsWith("$stem.subimg.") }
+            superImageFiles.forEach {
+                val newLine = "${it.name},$stemPart"
+                println("Adding $newLine")
+                add(newLine)
+            }
+        }
+        emmcImageListFile.writeText(theLines.joinToString("\n") + "\n")
+    }
 }

lazybox/src/main/kotlin/cfig/lazybox/TraceCmdParser.kt

@@ -37,7 +37,7 @@ class TraceCmdParser {
                 val timestampString = parts[2].split(':')[0]
                 val timestamp = timestampString.toDouble()
                 val eventType = parts[3].removeSuffix(":")
-                var info = line.trim().substring(line.trim().indexOf(parts[4]))
+                val info = line.trim().substring(line.trim().indexOf(parts[4]))
                 log.debug(info)
                 info.split(" ").forEachIndexed { index, s ->
                     log.debug("info#$index: $s")