More cleaning up

lib/README

@@ -1,14 +0,0 @@
-ack_build.sh - for ACK library building
-gnu_build.sh - for GNU library building
-
-ack_build.sh obj     - create objdirs for gnu libraries
-ack_build.sh depend  - find dependencies of ack libraries
-ack_build.sh all     - compile ack libraries
-ack_build.sh install - compile and install ack libraries
-ack_build.sh clean   - clean for ack libraries
-
-gnu_build.sh obj     - create objdirs for gnu libraries
-gnu_build.sh depend  - find dependencies of gnu libraries
-gnu_build.sh all     - compile gnu libraries
-gnu_build.sh install - compile and install gnu libraries
-gnu_build.sh clean   - clean for gnu libraries

lib/csu/Makefile

@@ -1,9 +1,5 @@
 .include <bsd.own.mk>
 
-.if ${OBJECT_FMT} == "a.out"
-SUBDIR=${ARCH}-aout
-.elif ${OBJECT_FMT} == "ELF"
 SUBDIR=${ARCH}-elf
-.endif
 
 .include <bsd.subdir.mk>

lib/csu/i386-aout/Makefile

@@ -1,12 +0,0 @@
-.include <bsd.own.mk>
-
-SRCS=	crtso.S
-OBJS=	crtso.o
-
-realall: ${OBJS}
-
-FILES=${OBJS}
-FILESDIR=${LIBDIR}
-CLEANFILES=${OBJS}
-
-.include <bsd.prog.mk>

lib/csu/i386-aout/crtso.S

@@ -1,129 +0,0 @@
-/* This is the C run-time start-off routine.  It's job is to take the */
-/* arguments as put on the stack by EXEC, and to parse them and set them up the */
-/* way _main expects them. */
-/* It also initializes environ when this variable isn't defined by the */
-/* programmer.  The detection of whether environ belong to us is rather */
-/* simplistic.  We simply check for some magic value, but there is no other */
-/* way. */
-
-#include <machine/vm.h>
-
-
-.globl	begtext, begdata, begbss
-.text
-begtext:
-#ifdef __ACK__
-.rom
-#else
-.data
-#endif
-begrom:
-.data
-begdata:
-.bss
-begbss:
-
-#ifdef __ACK__
-.globl __minix_datastart
-#endif
-
-.globl	crtso, __penviron, __penvp, ___prognamep, ___argc
-.globl __minix_mainjump, __minix_unmapzero
-.extern	_main, _exit
-
-#if defined(__ELF__)
-.section .init
-#else
-.text
-#endif
-
-#if defined(__ELF__)
-.globl __start
-__start:
-#endif
-crtso:
-	xorl	%ebp, %ebp	/* clear for backtrace of core files */
-	movl	(%esp), %eax	/* argc */
-	leal	4(%esp), %edx	/* argv */
-	leal	8(%esp,%eax,4), %ecx	/* envp */
-
-/* Test if environ is in the initialized data area and is set to our */
-/* magic number.  If so then it is not redefined by the user. */
-	movl	$_environ, %ebx
-	cmpl	$__edata, %ebx	/* within initialized data? */
-	jae	0f
-	testb	$3, %bl	/* aligned? */
-	jne	0f
-	cmpl	$0x53535353, (%ebx)	/* is it our environ? */
-	jne	0f
-	movl	%ebx, __penviron	/* _penviron = &environ; */
-0:
-	movl	__penviron, %ebx
-	movl	%ecx, (%ebx)	/* *_penviron = envp; */
-
-	/* Save argv[] and argc. This is so that we can return
-	 * argv[0] in the future, without having to check whether
-	 * argv can be dereferenced safely now.
-	 */
-	mov	%edx, (___prognamep)
-	mov	%eax, (___argc)
-
-	push	%ecx	/* push envp */
-	push	%edx	/* push argv */
-	push	%eax	/* push argc */
-
-	jmp	__minix_mainjump
-
-.balign I386_PAGE_SIZE
-__minix_mainjump:
-	/* unmap zero pages */
-	call	__minix_unmapzero
-
-	call	_main	/* main(argc, argv, envp) */
-
-	push	%eax	/* push exit status */
-	call	_exit
-
-	hlt	/* force a trap if exit fails */
-
-__minix_unmapzero:
-
-	/* unmap 0-page code */
-	push	$I386_PAGE_SIZE
-	push	$crtso
-	call	_minix_munmap_text		/* unmap_text(crtso, I386_PAGE_SIZE) */
-	add	$8, %esp
-
-#ifdef __ACK__
-	/*
-	 * ack uses separate segments for text and data by default. We have a
-	 * common segment when compiling using any other compiler
-	 */
-
-	/* unmap 0-page data */
-	push	$I386_PAGE_SIZE
-	push	$romstart
-	call	_minix_munmap			/* munmap(romstart, I386_PAGE_SIZE) */
-	add	$8, %esp
-#endif
-
-	ret
-
-#ifdef __ACK__
-.rom
-romstart:
-.space	I386_PAGE_SIZE
-__minix_datastart:
-.space	4
-#endif
-.data
-__penviron:
-.long	__penvp	/* Pointer to environ, or hidden pointer */
-.bss
-___prognamep:
-.space	4
-___argc:
-.space	4
-.lcomm	__penvp, 4	/* Hidden environment vector */
-
-.extern	endtext	/* Force loading of end labels. */