Cmake embed!

embed.cmake

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+
+#
+#
+# Purpose, make a macro to automaticly convert files to headers with cross platform support
+#
+#
+
+macro(embed_files)
+  if(NOT TARGET cmake-embed)
+    project(cmake-embed)
+    add_executable(nekohook embed.cpp)
+  endif()
+  for()
+  foreach(i IN LISTS ARGN)
+    get_filename_component(WORKING_DIR ${i} DIRECTORY)
+    add_custom_command(
+      TARGET ${i}.h
+      PRE_BUILD
+      cmake-embed "${i}" "${i}.h"
+      WORKING_DIRECTORY ${WORKING_DIR}
+    )
+  endforeach()
+endmacro()

embed.cpp

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+
+/*
+ *
+ * A Simple file embeder made in cpp for nekohook
+ *
+ */
+
+ #include <stdlib.h> // c lib
+ #include <stdio.h> // reading/writing to files
+ #include <string.h> // string utils kill me
+
+ int main(int argC, const char** argS) {
+   // check args
+   if (argC < 2) {
+     printf("Usage: %s <File to embed> <Optional Header output>\n", argS[0]);
+     return 1;
+   }
+   // Ensure we have an out
+   const char* out_file_path;
+   if (argS[2])
+     out_file_path = argS[2];
+   else {
+     // Deleting this isnt needed, it will be destroyed on program end
+     const char header_append[] = ".h";
+     char* tmp = new char[strlen(argS[1]) + sizeof(header_append) + 1];
+     strcpy(tmp, argS[1]);
+     strcat(tmp, header_append);
+     out_file_path = tmp;
+   } 
+
+   // Open the files we need, check both for errors
+   FILE* in_file = fopen(argS[1], "r");
+   if (!in_file) {
+     printf("Cannot open file: \"%s\"\n", argS[1]);
+     return 1;
+   }
+   FILE* out_file = fopen(out_file_path, "w");
+   if (!out_file) {
+     printf("Cannot open file for writing: \"%s\"\n", out_file_path);
+     return 1;
+   }
+   
+   // Print header preamble
+   fprintf(out_file,
+           "/*\n"
+           " *\n"
+           " * This file is auto-generated for nekohook!\n"
+           " *\n"
+           " * Original file: %s\n"
+           " *\n"
+           " */\n"
+           "\n", argS[1]);
+           
+    // Start the embed array
+    char* in_path = strcpy(new char[strlen(argS[1]) + 1], argS[1]);
+    while (char* period = strstr(in_path, "."))
+      *period = '_';
+    fprintf(out_file, "const unsigned char %s[] = {\n\t", in_path);
+    
+    // Start reading the file and print to the header
+    unsigned char buf[256];
+    int tick = 1;
+    while (size_t i = fread(buf, sizeof(char), sizeof(buf), in_file)) {
+      for(size_t ii = 0; ii < i; ii++) {
+        fprintf(out_file, "0x%02x, ", buf[ii]);
+		if (tick++ >= 10) {
+		  fputs("\n\t", out_file);
+		  tick = 1;
+		}
+	  }
+    }
+    
+    // Finish up
+    if (tick) 
+      fputs("\n", out_file);
+    fputs("};\n", out_file);
+
+    return 0;
+ }
+