From fa8e81e288803207bc4f4501e0e4b1a4a96e9a5f Mon Sep 17 00:00:00 2001
From: Shav Kinderlehrer <shavkinder@trinket.icu>
Date: Thu, 18 May 2023 08:51:12 -0400
Subject: [PATCH] Prep for new extension system

---
 include/exec.h         |  6 ------
 include/extension.h    |  8 ++++++++
 include/server.h       |  4 ++++
 src/extension/filter.c |  5 +++++
 src/lib/exec.c         | 14 --------------
 src/main.c             |  9 +++++----
 6 files changed, 22 insertions(+), 24 deletions(-)
 delete mode 100644 include/exec.h
 create mode 100644 include/extension.h
 create mode 100644 include/server.h
 create mode 100644 src/extension/filter.c
 delete mode 100644 src/lib/exec.c

diff --git a/include/exec.h b/include/exec.h
deleted file mode 100644
index a761c3e..0000000
--- a/include/exec.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef EXEC_H
-#define exec_h
-#include "types.h"
-
-struct line runextension(struct line *data, char *filename, size_t n);
-#endif
diff --git a/include/extension.h b/include/extension.h
new file mode 100644
index 0000000..dc7b09f
--- /dev/null
+++ b/include/extension.h
@@ -0,0 +1,8 @@
+#ifndef EXTENSION_H
+#define EXTENSION_H
+
+#include "types.h"
+
+struct filedata runfilter(struct filedata *f);
+
+#endif // EXTENSION_H
diff --git a/include/server.h b/include/server.h
new file mode 100644
index 0000000..a645cf8
--- /dev/null
+++ b/include/server.h
@@ -0,0 +1,4 @@
+#ifndef SERVER_H
+#define SERVER_H
+
+#endif // SERVER_H
diff --git a/src/extension/filter.c b/src/extension/filter.c
new file mode 100644
index 0000000..2e8f7f7
--- /dev/null
+++ b/src/extension/filter.c
@@ -0,0 +1,5 @@
+#include "extension.h"
+#include "types.h"
+#include "util.h"
+
+struct filedata runfilter(struct filedata *f) { return *f; }
diff --git a/src/lib/exec.c b/src/lib/exec.c
deleted file mode 100644
index 4fa98df..0000000
--- a/src/lib/exec.c
+++ /dev/null
@@ -1,14 +0,0 @@
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "arg.h"
-#include "types.h"
-#include "util.h"
-
-struct line runextension(struct line *data, char *filename, size_t n) {
-  // TODO: Implement as unix socket
-	return *data;
-}
diff --git a/src/main.c b/src/main.c
index 19f4a9c..bad425c 100644
--- a/src/main.c
+++ b/src/main.c
@@ -3,7 +3,7 @@
 #include <unistd.h>
 
 #include "arg.h"
-#include "exec.h"
+#include "extension.h"
 #include "file.h"
 #include "process.h"
 #include "types.h"
@@ -53,6 +53,10 @@ void run(FILE *fp, char *filename, bool tty) {
   struct filedata f;
   f = readfile(fp, conf.isstdin);
 
+  if (conf.extension != NULL) {
+    f = runfilter(&f);
+  }
+
   if (conf.pager) {
     st = popen("less", "w");
     err = st;
@@ -91,9 +95,6 @@ void run(FILE *fp, char *filename, bool tty) {
           free(padding);
         }
 
-        if (conf.extension != NULL) {
-          f.lines[i] = runextension(&f.lines[i], filename, i + 1);
-        }
         fwrite(f.lines[i].buf, 1, f.lines[i].len, st);
         fprintf(st, "\n");
         linecount++;