From 617104adeb89f4581f5810b40c546d94316bc9f9 Mon Sep 17 00:00:00 2001
From: _ov4 <ov4@ov4.org>
Date: Thu, 3 Sep 2026 13:28:48 +0000
Subject: idk

---
 README.md                   |  2 ++
 include/option.h            |  4 ++++
 include/util/io.h           |  1 -
 include/util/option_parse.h |  2 ++
 src/option.cc               | 34 +++++++++++++++++++++++++++++++++-
 src/util/io.cc              | 14 +-------------
 6 files changed, 42 insertions(+), 15 deletions(-)

diff --git a/README.md b/README.md
index 96092a6..e51f9b4 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@ NO AI/Codex/Claude Code/Antigravity
 
 Only the very traditional methods (stack overflow, man, cpp reference, etc.) are used
 
+Very simple and boring things (just job CRUD, really) are copied from CS:APP (I did that lab and now am lazy, so they're here), but will be refactored soon
+
 ## Build
 
 ```sh
diff --git a/include/option.h b/include/option.h
index b089012..b939a8a 100644
--- a/include/option.h
+++ b/include/option.h
@@ -7,4 +7,8 @@ namespace ov4::option
     
 void v(std::string s);
 
+void p(std::string s);
+
+void h(std::string s);
+
 }
diff --git a/include/util/io.h b/include/util/io.h
index 4f55fec..6fb2a29 100644
--- a/include/util/io.h
+++ b/include/util/io.h
@@ -98,7 +98,6 @@ void safe_output(T x, T_arg ...arg)
     errno = errno_old;
 }
 
-void usage(void);
 void unix_error(const char *msg);
 void app_error(const char *msg);
 
diff --git a/include/util/option_parse.h b/include/util/option_parse.h
index c68c549..7e362e2 100644
--- a/include/util/option_parse.h
+++ b/include/util/option_parse.h
@@ -13,6 +13,8 @@ namespace ov4
 inline const std::unordered_map<std::string, std::function<void(std::string s)>> option_list = 
 {
     {"-v", ov4::option::v},
+    {"-h", ov4::option::h},
+    {"-p", ov4::option::p},
 };
 
 void exe_option(char **c_argv);
diff --git a/src/option.cc b/src/option.cc
index 552d83f..2cae4ef 100644
--- a/src/option.cc
+++ b/src/option.cc
@@ -5,6 +5,7 @@
 
 #include "global.h"
 #include "util/io.h"
+#include "util/prompt.h"
 
 using namespace std;
 
@@ -27,6 +28,37 @@ void v(string s)
     }
     LOG << "-v: invalid value" << endl;
 }
-    
+
+void p(string s)
+{
+    if (s == "" || s == "true" || s == "1")
+    {
+        ov4::emit_prompt = true;
+        LOG << "emit_prompt = true" << endl;
+        return;
+    }
+    if (s == "false" || s == "0")
+    {
+        ov4::emit_prompt = false;
+        LOG << "emit_prompt = flase" << endl;
+        return;
+    }
+    LOG << "-p: invalid value" << endl;
+}
+
+
+/*
+ * usage - print a help message
+ */
+void h([[maybe_unused]] string s)
+{
+    cout << "\
+Usage: ccshell [-hvp] \n\
+    -h                  print this message \n\
+    -v(=<bool>)         print additional diagnostic information \n\
+    -p(=<bool>)         do not emit a command prompt \
+" << endl;
+    exit(1);
 }
 
+}
diff --git a/src/util/io.cc b/src/util/io.cc
index 09479e6..e1960ae 100644
--- a/src/util/io.cc
+++ b/src/util/io.cc
@@ -130,7 +130,7 @@ void wrap_eliminator(char *s, char replacement)
             s[i] = replacement;
 }
 
-void write_helper(const char *s)
+void _write_helper(const char *s)
 {
     int errno_old = errno;
 
@@ -141,18 +141,6 @@ void write_helper(const char *s)
     errno = errno_old;
 }
 
-/*
- * usage - print a help message
- */
-void usage(void) 
-{
-    printf("Usage: shell [-hvp]\n");
-    printf("   -h   print this message\n");
-    printf("   -v   print additional diagnostic information\n");
-    printf("   -p   do not emit a command prompt\n");
-    exit(1);
-}
-
 /*
  * unix_error - unix-style error routine
  */
-- 
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