| # |
| # This file and its contents are supplied under the terms of the |
| # Common Development and Distribution License ("CDDL"), version 1.0. |
| # You may only use this file in accordance with the terms of version |
| # 1.0 of the CDDL. |
| # |
| # A full copy of the text of the CDDL should have accompanied this |
| # source. A copy of the CDDL is also available via the Internet at |
| # http://www.illumos.org/license/CDDL. |
| # |
| |
| # |
| # Copyright 2016 Joyent, Inc. |
| # Copyright 2021 Oxide Computer Company |
| # |
| |
| # |
| # This Makefile should be included in individual kernel modules to opt |
| # into a -z defs world. Note, this should be included after a MAPFILES |
| # entry is defined. See uts/common/README.mapfiles for more information. |
| # |
| |
| # |
| # Mapfile base |
| # |
| MAPBASE = $(UTSBASE)/common/mapfiles |
| DTRACE_MAPFILE = $(OBJS_DIR)/dtrace.mapfile |
| |
| # |
| # Always append -z defs to the LD FLAGS and append all mapfiles. |
| # |
| LDFLAGS += -z defs $(MAPFILES:%=-M $(MAPBASE)/%.mapfile) -M $(DTRACE_MAPFILE) |
| |
| # |
| # Definitions and rules to assemble the DTrace probe mapfile. There's no |
| # good way to automatically do this, hence we have a slightly gross |
| # series of automated tools. This does mean that we have a bit more work |
| # to do, but also means that probes can be added arbitrarily without |
| # having to manually edit mapfiles. |
| # |
| DTRACE_AWK_FILE = $(MAPBASE)/dtrace.mapfile.awk |
| |
| $(OBJS_DIR)/dtrace.mapfile: $(OBJECTS) $(DTRACE_AWK_FILE) |
| $(NM) -u $(OBJECTS) | $(AWK) -f $(DTRACE_AWK_FILE) > $@ |
| |
| # |
| # Make sure that we don't leave behind the DTrace related mapfiles. |
| # |
| CLEANFILES += $(DTRACE_MAPFILE) |