As threatened, drop support for source upgrades from pre-5.3.

Inspired by:	obrien

6 files changed, 0 insertions, 160 deletions

diff --git a/tools/build/Makefile b/tools/build/Makefile
index 885a4c8..5b76f09 100644
--- a/tools/build/Makefile
+++ b/tools/build/Makefile
@@ -9,65 +9,11 @@ INCS=
 
 BOOTSTRAPPING?=	0
 
-# Some tools need <sys/endian.h>.
-.if !exists(/usr/include/sys/endian.h) || ${BOOTSTRAPPING} < 500000
-INCSGROUPS+=	SYSHDRS
-SYSHDRS=	endian.h
-SYSHDRSDIR=	${INCLUDEDIR}/sys
-.endif
-
-# gnu/usr.bin/binutils/ld needs <elf-hints.h>.
-.if !exists(/usr/include/elf-hints.h)
-INCS+=		elf-hints.h
-.endif
-
-# lib/libncurses needs <stdbool.h>.
-.if !exists(/usr/include/stdbool.h)
-INCS+=		stdbool.h
-.endif
-
 # usr.bin/mklocale needs <runefile.h>.
 .if !exists(/usr/include/runefile.h)
 INCS+=		runefile.h
 .endif
 
-# usr.bin/xargs needs <nl_langinfo.h>.
-.if !exists(/usr/include/langinfo.h)
-INCS+=		langinfo.h
-.endif
-
-# Some tools need basename(3).
-.if !exists(/usr/include/libgen.h)
-INCS+=		libgen.h
-.PATH: ${.CURDIR}/../../lib/libc/gen
-SRCS+=		basename.c
-.endif
-
-# Some tools need {get,set}progname(3).
-.if ( ${BOOTSTRAPPING} < 440001 || \
-    ( ${BOOTSTRAPPING} >= 500000 && ${BOOTSTRAPPING} < 500023 ))
-SRCS+=		progname.c
-.endif
-
-# install(1) needs strtofflags(3).
-.if ( ${BOOTSTRAPPING} < 400021 || \
-    ( ${BOOTSTRAPPING} >= 500000 && ${BOOTSTRAPPING} < 500007 ))
-.PATH: ${.CURDIR}/../../lib/libc/gen
-SRCS+=		strtofflags.c
-.endif
-
-# Lot of tools need <getopt.h> and getopt_long(3).
-.if !exists(/usr/include/getopt.h) || ${BOOTSTRAPPING} < 502104
-INCS+=		getopt.h
-.PATH: ${.CURDIR}/../../lib/libc/stdlib
-SRCS+=		getopt_long.c
-.endif
-
-# Some tools depend on a new <regex.h> not requiring <sys/types.h>.
-.if ${BOOTSTRAPPING} < 500042
-INCS+=		regex.h
-.endif
-
 .if empty(SRCS)
 SRCS=		dummy.c
 .endif
diff --git a/tools/build/endian.h b/tools/build/endian.h
deleted file mode 100644
index bde044e..0000000
--- a/tools/build/endian.h
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * $FreeBSD$
- */
-
-#include <sys/types.h>
-#include <machine/endian.h>
-
-#define	bswap16(x) (uint16_t) \
-	((x >> 8) | (x << 8))
-
-#define	bswap32(x) (uint32_t) \
-	((x >> 24) | ((x >> 8) & 0xff00) | ((x << 8) & 0xff0000) | (x << 24))
-
-#define	bswap64(x) (uint64_t) \
-	((x >> 56) | ((x >> 40) & 0xff00) | ((x >> 24) & 0xff0000) | \
-	((x >> 8) & 0xff000000) | ((x << 8) & ((uint64_t)0xff << 32)) | \
-	((x << 24) & ((uint64_t)0xff << 40)) | \
-	((x << 40) & ((uint64_t)0xff << 48)) | ((x << 56)))
-
-/*
- * Host to big endian, host to little endian, big endian to host, and little
- * endian to host byte order functions as detailed in byteorder(9).
- */
-#if _BYTE_ORDER == _LITTLE_ENDIAN
-#define	htobe16(x)	bswap16((uint16_t)(x))
-#define	htobe32(x)	bswap32((uint32_t)(x))
-#define	htobe64(x)	bswap64((uint64_t)(x))
-#define	htole16(x)	((uint16_t)(x))
-#define	htole32(x)	((uint32_t)(x))
-#define	htole64(x)	((uint64_t)(x))
-
-#define	be16toh(x)	bswap16((uint16_t)(x))
-#define	be32toh(x)	bswap32((uint32_t)(x))
-#define	be64toh(x)	bswap64((uint64_t)(x))
-#define	le16toh(x)	((uint16_t)(x))
-#define	le32toh(x)	((uint32_t)(x))
-#define	le64toh(x)	((uint64_t)(x))
-#else /* _BYTE_ORDER != _LITTLE_ENDIAN */
-#define	htobe16(x)	((uint16_t)(x))
-#define	htobe32(x)	((uint32_t)(x))
-#define	htobe64(x)	((uint64_t)(x))
-#define	htole16(x)	bswap16((uint16_t)(x))
-#define	htole32(x)	bswap32((uint32_t)(x))
-#define	htole64(x)	bswap64((uint64_t)(x))
-
-#define	be16toh(x)	((uint16_t)(x))
-#define	be32toh(x)	((uint32_t)(x))
-#define	be64toh(x)	((uint64_t)(x))
-#define	le16toh(x)	bswap16((uint16_t)(x))
-#define	le32toh(x)	bswap32((uint32_t)(x))
-#define	le64toh(x)	bswap64((uint64_t)(x))
-#endif /* _BYTE_ORDER == _LITTLE_ENDIAN */
diff --git a/tools/build/langinfo.h b/tools/build/langinfo.h
deleted file mode 100644
index 419c721..0000000
--- a/tools/build/langinfo.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/* $FreeBSD$ */
-
-#ifndef LANGINFO_H
-#define LANGINFO_H
-
-#include <sys/cdefs.h>
-
-#define YESEXPR 1
-
-/* xargs only needs yesexpr, so that's all we implement, for english */
-static inline const char *
-nl_langinfo(int type __unused)
-{
-	return ("^[yY]");
-}
-
-#endif /* LANGINFO_H */
diff --git a/tools/build/mk/Makefile.boot b/tools/build/mk/Makefile.boot
index ba2c5f7..0707ae2 100644
--- a/tools/build/mk/Makefile.boot
+++ b/tools/build/mk/Makefile.boot
@@ -1,13 +1,5 @@
 # $FreeBSD$
 
-# FreeBSD didn't always have the __FBSDID() macro in <sys/cdefs.h>.
-# We could do this with a sys/cdefs.h wrapper, but given that this would
-# slow down all new builds for such a simple concept, we do it here.
-.if ( ${BOOTSTRAPPING} < 440001 || \
-    ( ${BOOTSTRAPPING} >= 500000 && ${BOOTSTRAPPING} < 500024 ))
-CFLAGS+=	-D__FBSDID=__RCSID
-.endif
-
 CFLAGS+=	-I${WORLDTMP}/legacy/usr/include
 DPADD+=		${WORLDTMP}/legacy/usr/lib/libegacy.a
 LDADD+=		-legacy
diff --git a/tools/build/progname.c b/tools/build/progname.c
deleted file mode 100644
index dc1611e..0000000
--- a/tools/build/progname.c
+++ /dev/null
@@ -1,25 +0,0 @@
-/* $FreeBSD$ */
-
-/*
- * Compat shims for those programs that use this newer interface.  These
- * are more minimal than their libc bretheren as far as namespaces and
- * such go because their use is so limited.  Also, the libc versions
- * have too many depends on libc build environment; it is more of a pain
- * to set that up than to recreate them here shorn of all the other goo.
- */
-
-extern const char *__progname;
-
-void
-setprogname(const char *p)
-{
-
-	__progname = p;
-}
-
-const char *
-getprogname(void)
-{
-
-	return (__progname);
-}
diff --git a/tools/build/regex.h b/tools/build/regex.h
deleted file mode 100644
index 3de6076..0000000
--- a/tools/build/regex.h
+++ /dev/null
@@ -1,4 +0,0 @@
-/* $FreeBSD$ */
-
-#include <sys/types.h>
-#include "/usr/include/regex.h"