ref: 643e8a40e46be15008645eecbeac019d7796552b
parent: d69b942c0f484c8677cf8b8b2acfe8b190d6fc5f
author: Roberto E. Vargas Caballero <k0ga@shike2.com>
date: Wed Jun 1 08:58:29 EDT 2022
driver/posix: Add support for LIBPREFIX LIBPREFIX is intended to let users to change the location of the libc used without changing the location of the libexec directory.
--- a/Makefile
+++ b/Makefile
@@ -10,12 +10,11 @@
PROJECTDIR = .
include $(PROJECTDIR)/scripts/rules.mk
-PREFIX = /usr/local
ROOT = $(DESTDIR)$(PREFIX)
NODEP = 1
all:
- +@PREFIX=$(PREFIX) $(MAKE) `$(SCRIPTDIR)/config -c` toolchain
+ +@$(MAKE) `$(SCRIPTDIR)/config -c` toolchain
+@$(MAKE) `$(SCRIPTDIR)/config` `uname -m`
install:
@@ -89,6 +88,8 @@
uninstall-arm64:
$(SCRIPTDIR)/uninstall -p $(SCRIPTDIR)/proto.arm64 $(ROOT)
+
+#############################################################
toolchain: src
libc: src/libc
--- a/scripts/rules.mk
+++ b/scripts/rules.mk
@@ -2,6 +2,8 @@
all:
# Define default configuration variables
+PREFIX = /usr/local
+LIBPREFIX = $(PREFIX)
CONF = amd64-linux
TOOL = unix
HOST = posix
--- a/src/cmd/cc/posix/Makefile
+++ b/src/cmd/cc/posix/Makefile
@@ -30,6 +30,7 @@
echo '#define ARCH "$(ARCH)"';\
echo '#define SYS "$(SYS)"';\
echo '#define ABI "$(ABI)"';\
+ echo '#define LIBPREFIX "$(LIBPREFIX)"';\
echo '#define FORMAT "$(FORMAT)"') > $$$$.h && mv $$$$.h $@
clean:
--- a/src/cmd/cc/posix/cc.c
+++ b/src/cmd/cc/posix/cc.c
@@ -62,7 +62,8 @@
char *argv0;
static char *arch, *sys, *abi, *format;
-static char *prefix, *objfile, *outfile;
+static char *objfile, *outfile;
+static char *prefix, *libprefix;
static char *tmpdir;
static size_t tmpdirln;
static struct items objtmp, objout, linkargs;
@@ -517,6 +518,8 @@
format = FORMAT;
if (!(prefix = getenv("SCCPREFIX")))
prefix = PREFIX;
+ if (!(libprefix = getenv("SCCLIBPREFIX")))
+ libprefix = LIBPREFIX;
ARGBEGIN {
case 'D':
--- a/src/cmd/cc/posix/scc.sh
+++ b/src/cmd/cc/posix/scc.sh
@@ -6,6 +6,12 @@
export SCCPREFIX
fi
+if test -z $SCCLIBPREFIX
+then
+ SCCLIBPREFIX=`dirname $0`/..
+ export SCCLIBPREFIX
+fi
+
case $0 in
*cpp)
exec $SCCPREFIX/bin/scc-cc -E $@