From 9812f88a9a612144bea02c7acf499867eb0cbeb9 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Mon, 13 Oct 2025 19:06:52 +0200
Subject: implement most of preprocessor   - concatenation (##)   - builtin
 macros (__FILE__ etc)   - fails in some edge cases, and code needs cleanup  
 - add embedded system include files (stddef.h, stdarg.h for now)   - can
 handle stdio.h now

---
 main.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'main.c')

diff --git a/main.c b/main.c
index 2b98cab..1f75a50 100644
--- a/main.c
+++ b/main.c
@@ -7,6 +7,7 @@
 #include <unistd.h>
 
 struct option ccopt;
+struct inclpaths *cinclpaths;
 
 static void
 flushstd(void)
@@ -348,6 +349,21 @@ detectcolor(void)
       ccopt.nocolor = 1;
 }
 
+static void
+sysinclpaths(void)
+{
+   static const char *paths[] = {
+      "/usr/local/include",
+      "/usr/include"
+   };
+   for (int i = 0; i < arraylength(paths); ++i) {
+      struct inclpaths *p = alloc(&globarena, sizeof *cinclpaths, 0);
+      p->next = cinclpaths;
+      p->path = paths[i];
+      cinclpaths = p;
+   }
+}
+
 int
 main(int argc, char **argv)
 {
@@ -356,6 +372,7 @@ main(int argc, char **argv)
 
    /* setup defaults */
    detectcolor();
+   sysinclpaths();
    ccopt.cstd = STDC99;
    ccopt.pie = 1;
 
-- 
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