build: Run toolchain-detect at configure time

.gitignore

@@ -1,6 +1,7 @@
 /bin
 /build
 /toolchain
+/toolchain-files
 /limine-efi
 /freestanding_headers
 /ovmf*

GNUmakefile.in

@@ -203,7 +203,7 @@ dist:
 
 .PHONY: distclean
 distclean: clean
-	rm -rf toolchain ovmf* config.log config.status GNUmakefile config.h
+	rm -rf toolchain ovmf* config.log config.status GNUmakefile config.h toolchain-files
 
 .PHONY: maintainer-clean
 maintainer-clean: distclean
@@ -212,11 +212,8 @@ maintainer-clean: distclean
 
 .PHONY: common-uefi-x86-64
 common-uefi-x86-64:
-	mkdir -p '$(call SHESCAPE,$(BUILDDIR))/common-uefi-x86-64'
-	cd '$(call SHESCAPE,$(BUILDDIR))/common-uefi-x86-64' && \
-		TARGET=uefi-x86-64 '$(call SHESCAPE,$(SRCDIR))'/toolchain-detect/configure
 	$(MAKE) -C '$(call SHESCAPE,$(SRCDIR))/common' all \
-		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/common-uefi-x86-64/toolchain.mk' \
+		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/toolchain-files/x86_64-toolchain.mk' \
 		TARGET=uefi-x86-64 \
 		BUILDDIR='$(call SHESCAPE,$(BUILDDIR))/common-uefi-x86-64'
 
@@ -226,11 +223,8 @@ common-uefi-x86-64-clean:
 
 .PHONY: common-uefi-ia32
 common-uefi-ia32:
-	mkdir -p '$(call SHESCAPE,$(BUILDDIR))/common-uefi-ia32'
-	cd '$(call SHESCAPE,$(BUILDDIR))/common-uefi-ia32' && \
-		TARGET=uefi-ia32 '$(call SHESCAPE,$(SRCDIR))'/toolchain-detect/configure
 	$(MAKE) -C '$(call SHESCAPE,$(SRCDIR))/common' all \
-		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/common-uefi-ia32/toolchain.mk' \
+		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/toolchain-files/i686-toolchain.mk' \
 		TARGET=uefi-ia32 \
 		BUILDDIR='$(call SHESCAPE,$(BUILDDIR))/common-uefi-ia32'
 
@@ -240,11 +234,8 @@ common-uefi-ia32-clean:
 
 .PHONY: common-bios
 common-bios:
-	mkdir -p '$(call SHESCAPE,$(BUILDDIR))/common-bios'
-	cd '$(call SHESCAPE,$(BUILDDIR))/common-bios' && \
-		TARGET=bios '$(call SHESCAPE,$(SRCDIR))'/toolchain-detect/configure
 	$(MAKE) -C '$(call SHESCAPE,$(SRCDIR))/common' all \
-		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/common-bios/toolchain.mk' \
+		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/toolchain-files/i686-toolchain.mk' \
 		TARGET=bios \
 		BUILDDIR='$(call SHESCAPE,$(BUILDDIR))/common-bios'
 
@@ -254,11 +245,8 @@ common-bios-clean:
 
 .PHONY: decompressor
 decompressor:
-	mkdir -p '$(call SHESCAPE,$(BUILDDIR))/decompressor-build'
-	cd '$(call SHESCAPE,$(BUILDDIR))/decompressor-build' && \
-		TARGET=bios '$(call SHESCAPE,$(SRCDIR))'/toolchain-detect/configure
 	$(MAKE) -C '$(call SHESCAPE,$(SRCDIR))/decompressor' all \
-		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/common-bios/toolchain.mk' \
+		TOOLCHAIN_FILE='$(call SHESCAPE,$(BUILDDIR))/toolchain-files/i686-toolchain.mk' \
 		BUILDDIR='$(call SHESCAPE,$(BUILDDIR))/decompressor-build'
 
 .PHONY: decompressor-clean

configure.ac

@@ -13,6 +13,8 @@ AC_SUBST(SRCDIR, [$SRCDIR])
 AC_SUBST(BUILDDIR, [$BUILDDIR])
 AC_SUBST(PATH, [$PATH])
 
+rm -rf "$BUILDDIR/toolchain-files"
+
 test "x$CFLAGS" = "x" && CFLAGS='-g -O2 -pipe -Wall -Wextra'
 AC_PROG_CC
 
@@ -61,6 +63,11 @@ AC_ARG_ENABLE([bios],
 if test "x$BUILD_BIOS" = "xno"; then
     BUILD_BIOS=""
 else
+    (
+    mkdir -p "$BUILDDIR/toolchain-files"
+    cd "$BUILDDIR/toolchain-files"
+    ARCHITECTURE=i686 "$SRCDIR/toolchain-detect/configure" || exit 1
+    )
     BUILD_BIOS="limine-bios"
 fi
 
@@ -99,6 +106,11 @@ AC_ARG_ENABLE([uefi-ia32],
 if test "x$BUILD_UEFI_IA32" = "xno"; then
     BUILD_UEFI_IA32=""
 else
+    (
+    mkdir -p "$BUILDDIR/toolchain-files"
+    cd "$BUILDDIR/toolchain-files"
+    ARCHITECTURE=i686 "$SRCDIR/toolchain-detect/configure" || exit 1
+    )
     BUILD_UEFI_IA32="limine-uefi-ia32"
 fi
 
@@ -113,6 +125,11 @@ AC_ARG_ENABLE([uefi-x86-64],
 if test "x$BUILD_UEFI_X86_64" = "xno"; then
     BUILD_UEFI_X86_64=""
 else
+    (
+    mkdir -p "$BUILDDIR/toolchain-files"
+    cd "$BUILDDIR/toolchain-files"
+    ARCHITECTURE=x86_64 "$SRCDIR/toolchain-detect/configure" || exit 1
+    )
     BUILD_UEFI_X86_64="limine-uefi-x86-64"
 fi
 

toolchain-detect/configure.ac

@@ -2,21 +2,18 @@ AC_INIT([Limine], m4_esyscmd([../version.sh]), [https://github.com/limine-bootlo
 
 AC_PREREQ(2.69)
 
-case "$TARGET" in
+BUILDDIR="$(pwd -P)"
-    uefi-x86-64)
+
-        ARCHITECTURE=x86_64
+if test -f "$BUILDDIR/$ARCHITECTURE-toolchain.mk"; then
-        ;;
+    exit 0
-    uefi-ia32|bios)
+fi
-        ARCHITECTURE=i686
+
-        ;;
+AC_PROG_GREP
-    *)
-        AC_MSG_ERROR([invalid target])
-        ;;
-esac
 
 if test "x$TOOLCHAIN" = "x"; then
     TOOLCHAIN=$ARCHITECTURE-elf
 fi
+
 AC_SUBST(TOOLCHAIN, $TOOLCHAIN)
 
 AC_DEFUN([CC_ERROR_MSG], [
@@ -108,5 +105,5 @@ GET_BINUTILS_PROG(OBJCOPY, objcopy, objcopy)
 GET_BINUTILS_PROG(OBJDUMP, objdump, objdump)
 GET_BINUTILS_PROG(READELF, readelf, readelf)
 
-AC_CONFIG_FILES(toolchain.mk)
+AC_CONFIG_FILES([$ARCHITECTURE-toolchain.mk:toolchain.mk.in])
 AC_OUTPUT