merge chsrc_log_overwrite with chsrc_log_write

read file using malloc

Author: Mikachu2333

src/framework/core.c

@@ -240,17 +240,9 @@ chsrc_init_framework ()
 
 
 void
-chsrc_log_write (const char *filename)
+chsrc_log_write (const char *filename, bool is_overwirte)
 {
-  char *msg = ENGLISH ? "WRITE" : "写入";
-
-  xy_log_brkt (blue(App_Name), bdblue(msg), blue(filename));
-}
-
-void
-chsrc_log_overwrite (const char *filename)
-{
-  char *msg = ENGLISH ? "OVERWRITE" : "覆写";
+  char *msg = is_overwrite ? (ENGLISH ? "OVERWRITE" : "覆写") : (ENGLISH ? "WRITE" : "写入");
 
   xy_log_brkt (blue(App_Name), bdblue(msg), blue(filename));
 }
@@ -1682,7 +1674,7 @@ chsrc_append_to_file (const char *str, const char *filename)
 
 log_anyway:
   /* 输出recipe指定的文件名 */
-  chsrc_log_write (filename);
+  chsrc_log_write (filename, false);
 
   /*
   char *cmd = NULL;
@@ -1739,12 +1731,21 @@ chsrc_prepend_to_file (const char *str, const char *filename)
   // 如果原文件存在，复制其内容
   if (input)
     {
-      char buffer[8192];
-      size_t bytes;
-      while ((bytes = fread (buffer, 1, sizeof(buffer), input)) > 0)
+      fseek (input, 0, SEEK_END);
+      long file_size = ftell (input);
+      fseek (input, 0, SEEK_SET);
+
+      char *buffer = malloc(file_size);
+      if (buffer == NULL)
         {
-          fwrite (buffer, 1, bytes, output);
+          fclose (input);
+          return;
         }
+
+      size_t bytes = fread(buffer, 1, file_size, input);
+      if (bytes > 0) fwrite(buffer, 1, bytes, output);
+
+      free (buffer);
       fclose (input);
     }
 
@@ -1765,7 +1766,7 @@ chsrc_prepend_to_file (const char *str, const char *filename)
 
 log_anyway:
   /* 输出recipe指定的文件名 */
-  chsrc_log_write (filename);
+  chsrc_log_write (filename, false);
 }
 
 static void
@@ -1803,7 +1804,7 @@ chsrc_overwrite_file (const char *str, const char *filename)
 
 log_anyway:
   /* 输出recipe指定的文件名 */
-  chsrc_log_overwrite (filename);
+  chsrc_log_write (filename, true);
 }
 
 static void