shithub: scc

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ref: 3fb3ff2c0b27f8468e1e1ad24465742d3b89dc4e
parent: 5a94ac5ea5a6f895a0b1190b839bc4245455fcb2
author: Quentin Rameau <[email protected]>
date: Tue Jan 24 12:39:51 EST 2017

[cpp] provide a way to configure sys include paths

This fixes too scc internal per-architecture standard include files.

--- a/Makefile
+++ b/Makefile
@@ -64,3 +64,4 @@
 
 distclean: clean
 	rm -rf bin
+	rm -f inc/sysincludes.h
--- a/cc1/Makefile
+++ b/cc1/Makefile
@@ -11,7 +11,11 @@
 all: cc1-$(ARCH)
 
 cpp.o: stallman.msg
+arch/$(ARCH)/arch.o: ../inc/sysincludes.h
 $(OBJS): cc1.h ../inc/cc.h ../inc/$(STD)/cstd.h
+
+../inc/sysincludes.h:
+	cp -f ../inc/sysincludes.def.h ../inc/sysincludes.h
 
 ../lib/libcc.a:
 	cd ../lib && $(MAKE) -e
--- a/cc1/arch/amd64-sysv/arch.c
+++ b/cc1/arch/amd64-sysv/arch.c
@@ -2,6 +2,7 @@
 static char sccsid[] = "@(#) ./cc1/arch/amd64-sysv/arch.c";
 #include <stdio.h>
 
+#include "../../../inc/sysincludes.h"
 #include "../../../inc/cc.h"
 #include "../../cc1.h"
 
--- a/cc1/arch/i386-sysv/arch.c
+++ b/cc1/arch/i386-sysv/arch.c
@@ -1,6 +1,8 @@
 /* See LICENSE file for copyright and license details. */
 static char sccsid[] = "@(#) ./cc1/arch/i386-sysv/arch.c";
 #include <stdio.h>
+
+#include "../../../inc/sysincludes.h"
 #include "../../../inc/cc.h"
 #include "../../cc1.h"
 
--- a/cc1/arch/qbe/arch.c
+++ b/cc1/arch/qbe/arch.c
@@ -2,6 +2,7 @@
 static char sccsid[] = "@(#) ./cc1/arch/qbe/arch.c";
 #include <stdio.h>
 
+#include "../../../inc/sysincludes.h"
 #include "../../../inc/cc.h"
 #include "../../cc1.h"
 
--- a/cc1/arch/z80/arch.c
+++ b/cc1/arch/z80/arch.c
@@ -2,6 +2,7 @@
 static char sccsid[] = "@(#) ./cc1/arch/z80/arch.c";
 #include <stdio.h>
 
+#include "../../../inc/sysincludes.h"
 #include "../../../inc/cc.h"
 #include "../../cc1.h"
 
--- a/cc1/cpp.c
+++ b/cc1/cpp.c
@@ -11,6 +11,7 @@
 #include "../inc/cc.h"
 #include "cc1.h"
 
+extern char *sysincludes[];
 static char *argp, *macroname;
 static unsigned arglen;
 static unsigned ncmdlines;
@@ -464,12 +465,6 @@
 {
 	char dir[FILENAME_MAX], file[FILENAME_MAX], *p, **bp;
 	size_t filelen;
-	static char *sysinclude[] = {
-		PREFIX "/include/scc/" ARCH  "/",
-		PREFIX "/include/",
-		PREFIX "/local/include/",
-		NULL
-	};
 	int n;
 
 	if (cppoff)
@@ -517,7 +512,7 @@
 		if (includefile(*bp, file, filelen))
 			goto its_done;
 	}
-	for (bp = sysinclude; *bp; ++bp) {
+	for (bp = sysincludes; *bp; ++bp) {
 		if (includefile(*bp, file, filelen))
 			goto its_done;
 	}
--- /dev/null
+++ b/inc/sysincludes.def.h
@@ -1,0 +1,7 @@
+char *sysincludes[] = {
+	PREFIX "/include/scc/" ARCH "/",
+	/* configure below your standard sys include paths */
+	PREFIX "/include/",
+	PREFIX "/local/include/",
+	NULL
+};