crunchide: always include both 32- and 64-bit ELF support

This avoids the need to build a target-specific crunchide for cross-
uilds.

Differential Revision:	https://reviews.freebsd.org/D2314
Sponsored by:	The FreeBSD Foundation

2 files changed, 6 insertions, 13 deletions

diff --git a/usr.sbin/crunch/crunchide/Makefile b/usr.sbin/crunch/crunchide/Makefile
index 49bb557..467b0b6 100644
--- a/usr.sbin/crunch/crunchide/Makefile
+++ b/usr.sbin/crunch/crunchide/Makefile
@@ -1,19 +1,9 @@
 # $FreeBSD$
 
 PROG=   crunchide
-SRCS=	crunchide.c
+SRCS=	crunchide.c exec_elf32.c exec_elf64.c
 
-TARGET_ARCH?=	${MACHINE_ARCH}
-
-.if ${TARGET_ARCH} == aarch64 || ${TARGET_ARCH} == amd64 || \
-    ${TARGET_ARCH} == powerpc64 || \
-    ${TARGET_ARCH} == sparc64 || ${TARGET_ARCH:Mmips64*}
-CFLAGS+=-DNLIST_ELF64
-SRCS+=	exec_elf64.c
+CFLAGS+=-DNLIST_ELF32 -DNLIST_ELF64
 exec_elf64.o: exec_elf32.c
-.else
-CFLAGS+=-DNLIST_ELF32
-SRCS+=	exec_elf32.c
-.endif
 
 .include <bsd.prog.mk>
diff --git a/usr.sbin/crunch/crunchide/exec_elf32.c b/usr.sbin/crunch/crunchide/exec_elf32.c
index 10e7d27..da2b6c1 100644
--- a/usr.sbin/crunch/crunchide/exec_elf32.c
+++ b/usr.sbin/crunch/crunchide/exec_elf32.c
@@ -79,6 +79,9 @@ __FBSDID("$FreeBSD$");
 #define ELFNAME2(x,y)   CONCAT(x,CONCAT(_elf,CONCAT(ELFSIZE,CONCAT(_,y))))
 #define ELFNAMEEND(x)   CONCAT(x,CONCAT(_elf,ELFSIZE))
 #define ELFDEFNNAME(x)  CONCAT(ELF,CONCAT(ELFSIZE,CONCAT(_,x)))
+#ifndef ELFCLASS
+#define ELFCLASS	CONCAT(ELFCLASS,ELFSIZE)
+#endif
 
 #define	xe16toh(x)	((data == ELFDATA2MSB) ? be16toh(x) : le16toh(x))
 #define	xe32toh(x)	((data == ELFDATA2MSB) ? be32toh(x) : le32toh(x))
@@ -167,7 +170,7 @@ ELFNAMEEND(check)(int fd, const char *fn)
 	if (read(fd, &eh, sizeof eh) != sizeof eh)
 		return 0;
 
-	if (IS_ELF(eh) == 0)
+	if (IS_ELF(eh) == 0 || eh.e_ident[EI_CLASS] != ELFCLASS)
                 return 0;
 
 	data = eh.e_ident[EI_DATA];