From 8f2d519203e71d997071b31ee90ad1cd55b27577 Mon Sep 17 00:00:00 2001
From: bellard <bellard>
Date: Sun, 10 Apr 2005 22:18:53 +0000
Subject: [PATCH] #include_next support (Bernhard Fischer)

---
 tcc.c    | 17 +++++++++++++----
 tcctok.h |  1 +
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/tcc.c b/tcc.c
index 4410789c..a0b6db11 100644
--- a/tcc.c
+++ b/tcc.c
@@ -2731,6 +2731,7 @@ static void preprocess(int is_bof)
             define_undef(s);
         break;
     case TOK_INCLUDE:
+    case TOK_INCLUDE_NEXT:
         ch = file->buf_ptr[0];
         /* XXX: incorrect if comments : use next_nomacro with a special mode */
         skip_spaces();
@@ -2807,8 +2808,12 @@ static void preprocess(int is_bof)
                 buf1[size] = '\0';
                 pstrcat(buf1, sizeof(buf1), buf);
                 f = tcc_open(s1, buf1);
-                if (f)
-                    goto found;
+                if (f) {
+                    if (tok == TOK_INCLUDE_NEXT)
+                        tok = TOK_INCLUDE;
+                    else
+                        goto found;
+                }
             }
             if (s1->include_stack_ptr >= s1->include_stack + INCLUDE_STACK_SIZE)
                 error("#include recursion too deep");
@@ -2824,8 +2829,12 @@ static void preprocess(int is_bof)
                 pstrcat(buf1, sizeof(buf1), "/");
                 pstrcat(buf1, sizeof(buf1), buf);
                 f = tcc_open(s1, buf1);
-                if (f)
-                    goto found;
+                if (f) {
+                    if (tok == TOK_INCLUDE_NEXT)
+                        tok = TOK_INCLUDE;
+                    else
+                        goto found;
+                }
             }
             error("include file '%s' not found", buf);
             f = NULL;
diff --git a/tcctok.h b/tcctok.h
index 9d293797..cb9b6700 100644
--- a/tcctok.h
+++ b/tcctok.h
@@ -64,6 +64,7 @@
 /* preprocessor only */
      DEF(TOK_DEFINE, "define")
      DEF(TOK_INCLUDE, "include")
+     DEF(TOK_INCLUDE_NEXT, "include_next")
      DEF(TOK_IFDEF, "ifdef")
      DEF(TOK_IFNDEF, "ifndef")
      DEF(TOK_ELIF, "elif")
-- 
2.11.4.GIT