Ported to FreeBSD (untested)

Makefile

@@ -1,9 +1,9 @@
 PACKAGE	= strace
 VERSION	= 0.0.0
 SUBDIRS	= src
-RM	= rm -f
+RM	?= rm -f
-LN	= ln -f
+LN	?= ln -f
-TAR	= tar -czvf
+TAR	?= tar -czvf
 
 
 all: subdirs
@@ -18,20 +18,24 @@ distclean:
 	@for i in $(SUBDIRS); do (cd $$i && $(MAKE) distclean) || exit; done
 
 dist:
-	$(RM) -r $(PACKAGE)-$(VERSION)
+	$(RM) -r -- $(PACKAGE)-$(VERSION)
-	$(LN) -s . $(PACKAGE)-$(VERSION)
+	$(LN) -s -- . $(PACKAGE)-$(VERSION)
-	@$(TAR) $(PACKAGE)-$(VERSION).tar.gz \
+	@$(TAR) $(PACKAGE)-$(VERSION).tar.gz -- \
+		$(PACKAGE)-$(VERSION)/src/freebsd.c \
 		$(PACKAGE)-$(VERSION)/src/linux.c \
 		$(PACKAGE)-$(VERSION)/src/netbsd.c \
 		$(PACKAGE)-$(VERSION)/src/strace.c \
 		$(PACKAGE)-$(VERSION)/src/Makefile \
+		$(PACKAGE)-$(VERSION)/src/freebsd.h \
+		$(PACKAGE)-$(VERSION)/src/linux.h \
+		$(PACKAGE)-$(VERSION)/src/netbsd.h \
 		$(PACKAGE)-$(VERSION)/src/project.conf \
 		$(PACKAGE)-$(VERSION)/Makefile \
 		$(PACKAGE)-$(VERSION)/COPYING \
 		$(PACKAGE)-$(VERSION)/project.conf
-	$(RM) $(PACKAGE)-$(VERSION)
+	$(RM) -- $(PACKAGE)-$(VERSION)
 
-install: all
+install:
 	@for i in $(SUBDIRS); do (cd $$i && $(MAKE) install) || exit; done
 
 uninstall:

src/Makefile

@@ -1,47 +1,51 @@
 TARGETS	= strace
 PREFIX	= /usr/local
-DESTDIR	= 
+DESTDIR	=
 BINDIR	= $(PREFIX)/bin
-CC	= cc
+SBINDIR	= $(PREFIX)/sbin
-CPPFLAGSF=
+CC	?= cc
-CPPFLAGS=
+CPPFLAGSF?=
+CPPFLAGS?=
 CFLAGSF	= -W
 CFLAGS	= -Wall -g -O2 -pedantic
-RM	= rm -f
+RM	?= rm -f
-LN	= ln -f
+LN	?= ln -f
-MKDIR	= mkdir -p
+MKDIR	?= mkdir -p
-INSTALL	= install
+INSTALL	?= install
 
 
 all: $(TARGETS)
 
-strace_OBJS = linux.o netbsd.o strace.o
+strace_OBJS = freebsd.o linux.o netbsd.o strace.o
 strace_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
 strace_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
 
 strace: $(strace_OBJS)
 	$(CC) -o strace $(strace_OBJS) $(strace_LDFLAGS)
 
+freebsd.o: freebsd.c
+	$(CC) $(strace_CFLAGS) -c freebsd.c
+
 linux.o: linux.c linux.h
 	$(CC) $(strace_CFLAGS) -c linux.c
 
 netbsd.o: netbsd.c netbsd.h
 	$(CC) $(strace_CFLAGS) -c netbsd.c
 
-strace.o: strace.c
+strace.o: strace.c freebsd.h linux.h netbsd.h
 	$(CC) $(strace_CFLAGS) -c strace.c
 
 clean:
-	$(RM) $(strace_OBJS)
+	$(RM) -- $(strace_OBJS)
 
 distclean: clean
-	$(RM) $(TARGETS)
+	$(RM) -- $(TARGETS)
 
-install: all
+install: $(TARGETS)
 	$(MKDIR) $(DESTDIR)$(BINDIR)
-	$(INSTALL) -m 0755 strace $(DESTDIR)$(BINDIR)/strace
+	$(INSTALL) -m 0755 -- strace $(DESTDIR)$(BINDIR)/strace
 
 uninstall:
-	$(RM) $(DESTDIR)$(BINDIR)/strace
+	$(RM) -- $(DESTDIR)$(BINDIR)/strace
 
 .PHONY: all clean distclean install uninstall

src/freebsd.c

@@ -0,0 +1,49 @@
+/* $Id$ */
+/* Copyright (c) 2012 Pierre Pronchery <khorben@defora.org> */
+/* This file is part of DeforaOS Devel strace */
+/* strace is not free software; you can redistribute it and/or modify it under
+ * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
+ * Unported as published by the Creative Commons organization.
+ *
+ * strace is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.  See the Creative Commons Attribution-NonCommercial-
+ * ShareAlike 3.0 Unported license for more details.
+ *
+ * You should have received a copy of the Creative Commons Attribution-
+ * NonCommercial-ShareAlike 3.0 along with strace; if not, browse to
+ * http://creativecommons.org/licenses/by-nc-sa/3.0/ */
+
+
+
+#include <stddef.h>
+#include "freebsd.h"
+
+
+#ifdef __FreeBSD__
+/* variables */
+char const * stracecall[] =
+{
+	NULL,
+	"exit",
+	"fork",
+	"read",
+	"write",
+	"open",
+	"close",
+	"wait4",
+	NULL,
+	"link",
+	"unlink",
+	NULL,
+	"chdir",
+	"fchdir",
+	"mknod",
+	"chmod",
+	"chown",
+	"break",
+	NULL,
+	NULL,
+	"getpid"
+};
+#endif /* __FreeBSD__ */

src/freebsd.h

@@ -0,0 +1,51 @@
+/* $Id$ */
+/* Copyright (c) 2012 Pierre Pronchery <khorben@defora.org> */
+/* This file is part of DeforaOS Devel strace */
+/* strace is not free software; you can redistribute it and/or modify it under
+ * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
+ * Unported as published by the Creative Commons organization.
+ *
+ * strace is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.  See the Creative Commons Attribution-NonCommercial-
+ * ShareAlike 3.0 Unported license for more details.
+ *
+ * You should have received a copy of the Creative Commons Attribution-
+ * NonCommercial-ShareAlike 3.0 along with strace; if not, browse to
+ * http://creativecommons.org/licenses/by-nc-sa/3.0/ */
+
+
+
+#ifndef STRACE_FREEBSD_H
+# define STRACE_FREEBSD_H
+
+# ifdef __FreeBSD__
+#  include <sys/ptrace.h>
+
+
+/* types */
+typedef long ptrace_data_t; /* XXX really is int */
+struct user
+{
+	struct reg regs;
+};
+
+
+/* constants */
+#  define PTRACE_CONT		PT_CONTINUE
+#  define PTRACE_GETREGS	PT_GETREGS
+#  define PTRACE_SYSCALL	PT_SYSCALL
+#  define PTRACE_TRACEME	PT_TRACE_ME
+
+#  if defined(__amd64__)
+#   define orig_eax		r_rax
+#  elif defined(__i386__)
+#   define orig_eax		r_eax
+#  endif
+
+
+/* variables */
+extern char const * stracecall[SYS_getpid + 1];
+# endif /* __FreeBSD__ */
+
+#endif /* !STRACE_FREEBSD_H */

src/linux.c

@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Devel strace */
 /* strace is not free software; you can redistribute it and/or modify it under
  * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
@@ -16,7 +16,7 @@
 
 
 
-#include <stdlib.h>
+#include <stddef.h>
 #include "linux.h"
 
 

src/linux.h

@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Devel strace */
 /* strace is not free software; you can redistribute it and/or modify it under
  * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0

src/netbsd.c

@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Devel strace */
 /* strace is not free software; you can redistribute it and/or modify it under
  * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
@@ -16,7 +16,7 @@
 
 
 
-#include <stdlib.h>
+#include <stddef.h>
 #include "netbsd.h"
 
 

src/netbsd.h

@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Devel strace */
 /* strace is not free software; you can redistribute it and/or modify it under
  * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
@@ -20,6 +20,8 @@
 # define STRACE_NETBSD_H
 
 # ifdef __NetBSD__
+#  include <sys/types.h>
+#  include <sys/ptrace.h>
 #  include <sys/syscall.h>
 #  include <machine/reg.h>
 

src/project.conf

@@ -1,11 +1,11 @@
 targets=strace
 cflags_force=-W
 cflags=-Wall -g -O2 -pedantic
-dist=Makefile
+dist=Makefile,freebsd.h,linux.h,netbsd.h
 
 [strace]
 type=binary
-sources=linux.c,netbsd.c,strace.c
+sources=freebsd.c,linux.c,netbsd.c,strace.c
 install=$(BINDIR)
 
 [linux.c]
@@ -13,3 +13,6 @@ depends=linux.h
 
 [netbsd.c]
 depends=netbsd.h
+
+[strace.c]
+depends=freebsd.h,linux.h,netbsd.h

src/strace.c

@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Devel strace */
 /* strace is not free software; you can redistribute it and/or modify it under
  * the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0
@@ -17,11 +17,12 @@
 
 
 #include <sys/types.h>
-#include <sys/wait.h>
 #include <sys/ptrace.h>
+#include <sys/wait.h>
 #include <unistd.h>
 #include <stdio.h>
 #include <signal.h>
+#include "freebsd.h"
 #include "linux.h"
 #include "netbsd.h"
 
@@ -68,7 +69,7 @@ static int _strace_parent(pid_t pid)
 static int _handle(pid_t pid, int status)
 {
 	struct user context;
-	int size = sizeof(stracecall) / 4;
+	int size = sizeof(stracecall) / sizeof(*stracecall);
 
 	if(!WIFSTOPPED(status))
 		return -1;