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diff --git a/stand/common/commands.c b/stand/common/commands.c
--- a/stand/common/commands.c
+++ b/stand/common/commands.c
@@ -123,7 +123,6 @@
return (pager_output("\n"));
}
-
static int
command_help(int argc, char *argv[])
{
@@ -132,7 +131,8 @@
char *topic, *subtopic, *t, *s, *d;
/* page the help text from our load path */
- snprintf(buf, sizeof(buf), "%s/boot/loader.help", getenv("loaddev"));
+ snprintf(buf, sizeof(buf), "%s/boot/%s", getenv("loaddev"),
+ HELP_FILENAME);
if ((hfd = open(buf, O_RDONLY)) < 0) {
printf("Verbose help not available, "
"use '?' to list commands\n");
diff --git a/stand/efi/loader/Makefile b/stand/efi/loader/Makefile
--- a/stand/efi/loader/Makefile
+++ b/stand/efi/loader/Makefile
@@ -84,6 +84,7 @@
NEWVERSWHAT= "EFI loader" ${MACHINE}
VERSION_FILE= ${.CURDIR}/../loader/version
+HELP_FILENAME= loader.help.efi
# Always add MI sources
.include "${BOOTSRC}/loader.mk"
diff --git a/stand/i386/loader/Makefile b/stand/i386/loader/Makefile
--- a/stand/i386/loader/Makefile
+++ b/stand/i386/loader/Makefile
@@ -67,6 +67,7 @@
.if exists(${.CURDIR}/help.i386)
HELP_FILES= ${.CURDIR}/help.i386
.endif
+HELP_FILENAME= "loader.help.bios"
# Always add MI sources
.include "${BOOTSRC}/loader.mk"
diff --git a/stand/kboot/Makefile b/stand/kboot/Makefile
--- a/stand/kboot/Makefile
+++ b/stand/kboot/Makefile
@@ -34,6 +34,8 @@
CFLAGS.gfx_fb_stub.c += -I${SRCTOP}/contrib/pnglite -I${SRCTOP}/sys/teken
+HELP_FILENAME= "loader.help.kboot"
+
.include "${BOOTSRC}/fdt.mk"
# Note: Since we're producing a userland binary, we key off of MACHINE_ARCH
diff --git a/stand/loader.mk b/stand/loader.mk
--- a/stand/loader.mk
+++ b/stand/loader.mk
@@ -162,12 +162,17 @@
CFLAGS+= -DELF_VERBOSE
.endif
-.if !empty(HELP_FILES)
+# Each loader variant defines their own help filename. Optional or
+# build-specific commands are included by augmenting HELP_FILES.
+.if !defined(HELP_FILENAME)
+.error Define HELP_FILENAME before including loader.mk
+.endif
+
HELP_FILES+= ${LDRSRC}/help.common
-CLEANFILES+= loader.help
-FILES+= loader.help
+CFLAGS+= -DHELP_FILENAME=\"${HELP_FILENAME}\"
+CLEANFILES+= ${HELP_FILENAME}
+FILES+= ${HELP_FILENAME}
-loader.help: ${HELP_FILES}
+${HELP_FILENAME}: ${HELP_FILES}
cat ${HELP_FILES} | awk -f ${LDRSRC}/merge_help.awk > ${.TARGET}
-.endif
diff --git a/stand/powerpc/ofw/Makefile b/stand/powerpc/ofw/Makefile
--- a/stand/powerpc/ofw/Makefile
+++ b/stand/powerpc/ofw/Makefile
@@ -37,6 +37,7 @@
.endif
HELP_FILES= ${FDTSRC}/help.fdt
+HELP_FILENAME= "loader.help.ofw"
# Always add MI sources
.include "${BOOTSRC}/loader.mk"
diff --git a/stand/uboot/Makefile b/stand/uboot/Makefile
--- a/stand/uboot/Makefile
+++ b/stand/uboot/Makefile
@@ -35,7 +35,8 @@
CWARNFLAGS.self_reloc.c+= -Wno-error=maybe-uninitialized
.endif
-HELP_FILES= ${.CURDIR}/help.uboot ${BOOTSRC}/fdt/help.fdt
+HELP_FILES= ${.CURDIR}/help.uboot ${BOOTSRC}/fdt/help.fdt
+HELP_FILENAME= "loader.help.uboot"
# Always add MI sources
.include "${BOOTSRC}/loader.mk"
diff --git a/stand/userboot/userboot/Makefile b/stand/userboot/userboot/Makefile
--- a/stand/userboot/userboot/Makefile
+++ b/stand/userboot/userboot/Makefile
@@ -54,6 +54,8 @@
HAVE_ZFS=yes
.endif
+HELP_FILENAME= "loader.help.userboot"
+
# Always add MI sources
.include "${BOOTSRC}/loader.mk"
CFLAGS+= -I.

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