From 4a5724caccc33c7f5c7011940c2785c44adfc15d Mon Sep 17 00:00:00 2001
From: Aoran Zeng <ccmywish@qq.com>
Date: Sat, 12 Jul 2025 16:54:15 +0800
Subject: [PATCH] Add `rawstr4c.raku`

---
 rawstr4c/README.md     |  5 +++
 rawstr4c/rawstr4c.raku | 89 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)
 create mode 100644 rawstr4c/README.md
 create mode 100644 rawstr4c/rawstr4c.raku

diff --git a/rawstr4c/README.md b/rawstr4c/README.md
new file mode 100644
index 0000000..c267ddf
--- /dev/null
+++ b/rawstr4c/README.md
@@ -0,0 +1,5 @@
+# rawstr4c
+
+## 配置选项
+
+- translate = `:hex` | `:oct` | `:escape`
diff --git a/rawstr4c/rawstr4c.raku b/rawstr4c/rawstr4c.raku
new file mode 100644
index 0000000..5c6e97b
--- /dev/null
+++ b/rawstr4c/rawstr4c.raku
@@ -0,0 +1,89 @@
+#!/usr/bin/env raku
+# ---------------------------------------------------------------
+# File Name     : rawstr4c.raku
+# File Authors  : Aoran Zeng <ccmywish@qq.com>
+# Contributors  :  Nul None  <nul@none.org>
+# Created On    : <2025-07-12>
+# Last Modified : <2025-07-12>
+#
+# Generate raw strings for C programming language
+# ---------------------------------------------------------------
+
+unless @*ARGS {
+  die "Usage: rawstr4c <FILE.md>\n";
+}
+
+my $markdown-file = @*ARGS[0];
+
+# 确保文件存在
+unless $markdown-file.IO.e {
+  die "Error: File '$markdown-file' not found.\n";
+}
+
+# 解析配置信息
+sub parse-config($content) {
+  my %config;
+
+  for $content.lines -> $line {
+    # say "Processing line: $line";
+    if $line ~~ /^ '-' \s* 'translate' \s* '=' \s* '`' ':' (<[a..z\-]>+) '`' / {
+      %config<translation> = ~$0;
+      say "Global translation mode: " ~ %config<translation>;
+      last;
+    }
+  }
+
+  return %config;
+}
+
+# 根据转换模式处理字符
+sub convert-char($char, $mode) {
+  my $byte = $char.encode('UTF-8')[0];
+
+  given $mode {
+    when 'octal' {
+      return "\\" ~ sprintf("%03o", $byte);
+    }
+    when 'hex' {
+      return "\\x" ~ sprintf("%02x", $byte);
+    }
+    when 'escape' {
+      # 只转义必要的字符
+      given $char {
+        when '"'  { return '\\"'; }
+        when "'"  { return "\\'"; }
+        when '\\' { return '\\\\'; }
+        when "\n" { return '\\n'; }
+        when "\t" { return '\\t'; }
+        when "\r" { return '\\r'; }
+        when "\0" { return '\\0'; }
+        default   { return $char; }
+      }
+    }
+    default {
+      die "Unknown translation mode: $mode";
+    }
+  }
+}
+
+my $content = $markdown-file.IO.slurp;
+
+my %config = parse-config($content);
+my $translation-mode = %config<translation> // 'octal';
+
+my $in-code-block = False;
+for $content.lines -> $line {
+  if $line ~~ /^ '```' / {
+    # 遇到代码块的开始或结束标记
+    $in-code-block = !$in-code-block;
+    next; # 跳过代码块标记行
+  }
+
+  if $in-code-block {
+    # 如果在代码块内部，处理每一行
+    for $line.comb -> $char {
+      print convert-char($char, $translation-mode);
+    }
+    print convert-char("\n", $translation-mode); # 处理换行符
+  }
+}