Add symbol maps and initial symbol version definitions to libc.

Reviewed by:	davidxu

lib/libc/Versions.def

@@ -0,0 +1,12 @@
+# $FreeBSD$
+
+# This is our first version; it depends on no other.
+FBSD_1.0 {
+};
+
+# This is our private namespace.  Any global interfaces that are
+# strictly for use only by other FreeBSD applications and libraries
+# are listed here.  We use a separate namespace so we can write
+# simple ABI-checking tools.
+FBSDprivate {
+};

lib/libc/alpha/Symbol.map

@@ -0,0 +1,77 @@
+# $FreeBSD$
+
+#
+# This only needs to contain symbols that are not listed in
+# symbol maps from other parts of libc (i.e., not found in
+# stdlib/Symbol.map, string/Symbol.map, sys/Symbol.map, ...).
+#
+FBSD_1.0 {
+	# PSEUDO syscalls
+	_exit;
+
+	__flt_rounds;
+	fpgetmask;
+	fpgetround;
+	fpgetsticky;
+	fpsetmask;
+	fpsetround;
+	__infinity;
+	__nan;
+	makecontext;
+	modf;
+	_setjmp;
+	_longjmp;
+	fabs;
+	rfork_thread;
+	setjmp;
+	longjmp;
+	sigsetjmp;
+	siglongjmp;
+	__htonl;
+	htonl;
+	__htons;
+	htons;
+	__ntohl;
+	ntohl;
+	__ntohs;
+	ntohs;
+	vfork;
+	exect;
+	fork;
+	sbrk;
+};
+
+#
+# FreeBSD private ABI
+#
+FBSDprivate {
+	# PSEUDO syscalls
+	__sys_getlogin;
+	_getlogin;
+	__sys_exit;
+
+	_set_tp;
+	__makecontext;
+	__signalcontext;
+	signalcontext;
+	___longjmp;
+	__longjmp;
+	__siglongjmp;
+	__divqu;
+	__divq;
+	__divlu;
+	__divl;
+	__remqu;
+	__remq;
+	__remlu;
+	__reml;
+	__sys_vork;
+	_vfork;
+	__sys_fork;
+	_fork;
+	_end;
+	curbrk;
+	minbrk;
+	brk;
+	.cerror;
+};

lib/libc/amd64/Symbol.map

@@ -0,0 +1,73 @@
+# $FreeBSD$
+
+#
+# This only needs to contain symbols that are not listed in
+# symbol maps from other parts of libc (i.e., not found in
+# stdlib/Symbol.map, string/Symbol.map, sys/Symbol.map, ...).
+#
+FBSD_1.0 {
+	# PSEUDO syscalls
+	_exit;
+
+	_setjmp;
+	_longjmp;
+	fabs;
+	__flt_rounds;
+	fpgetmask;
+	fpgetprec;
+	fpgetround;
+	fpgetsticky;
+	fpsetmask;
+	fpsetprec;
+	fpsetround;
+	__infinity;
+	__nan;
+	makecontext;
+	modf;
+	rfork_thread;
+	setjmp;
+	longjmp;
+	sigsetjmp;
+	siglongjmp;
+	htonl;
+	__htonl;
+	htons;
+	__htons;
+	ntohl;
+	__ntohl;
+	ntohs;
+	__ntohs;
+	amd64_get_fsbase;
+	amd64_get_gsbase;
+	amd64_set_fsbase;
+	amd64_set_gsbase;
+	brk;
+	exect;
+	sbrk;
+	vfork;
+};
+
+#
+# FreeBSD private ABI
+#
+FBSDprivate {
+	# PSEUDO syscalls
+	__sys_getlogin;
+	_getlogin;
+	__sys_exit;
+
+	_set_tp;
+	___longjmp;
+	__makecontext;
+	__longjmp;
+	__signalcontext;
+	signalcontext;
+	__siglongjmp;
+	.curbrk;
+	.minbrk;
+	_brk;
+	.cerror;
+	_end;
+	__sys_vfork;
+	_vfork;
+};

lib/libc/arm/Symbol.map

@@ -0,0 +1,66 @@
+# $FreeBSD$
+
+#
+# This only needs to contain symbols that are not listed in
+# symbol maps from other parts of libc (i.e., not found in
+# stdlib/Symbol.map, string/Symbol.map, sys/Symbol.map, ...).
+#
+FBSD_1.0 {
+	# PSEUDO syscalls
+	_exit;
+
+	_setjmp;
+	_longjmp;
+	alloca;
+	fabs;
+	__infinity;
+	__nan;
+	makecontext;
+	modf;
+	setjmp;
+	longjmp;
+	sigsetjmp;
+	siglongjmp
+	htonl;
+	__htonl;
+	htons;
+	__htons;
+	ntohl;
+	__ntohl;
+	ntohs;
+	__ntohs;
+	vfork;
+	brk;
+	cerror;		# XXX - Should this be .cerror (see sys/cerror.S)?
+	fork;
+	sbrk;
+};
+
+FBSDprivate {
+	# PSEUDO syscalls
+	__sys_getlogin;
+	_getlogin;
+	__sys_exit;
+
+	_set_tp;
+	___longjmp;
+	__umodsi3;
+	__modsi3;
+	__udivsi3;
+	__divsi3;
+	__makecontext;
+	__longjmp;
+	signalcontext;
+	_signalcontext;
+	__siglongjmp;
+	__sys_vfork;
+	_vfork;
+	_brk;
+	end;		# XXX - Should this be _end (see sys/brk.S)?
+	curbrk;
+	minbrk;
+	_brk;
+	__sys_fork;
+	_fork;
+	_sbrk;
+};

lib/libc/compat-43/Symbol.map

@@ -0,0 +1,21 @@
+# $FreeBSD$
+
+FBSD_1.0 {
+	creat;
+	gethostid;
+	getwd;
+	killpg;
+	sethostid;
+	setpgrp;
+	setrgid;
+	setruid;
+	sigblock;
+	sigpause;
+	sigsetmask;
+	sigvec;
+};
+
+FBSDprivate {
+	__creat;
+	_creat;
+};

lib/libc/db/Symbol.map

@@ -0,0 +1,30 @@
+# $FreeBSD$
+
+FBSD_1.0 {
+	dbopen;
+	dbm_open;
+	dbm_close;
+	dbm_fetch;
+	dbm_firstkey;
+	dbm_nextkey;
+	dbm_delete;
+	dbm_store;
+	dbm_error;
+	dbm_clearerr;
+	dbm_dirfno;
+	mpool_open;
+	mpool_filter;
+	mpool_new;
+	mpool_get;
+	mpool_put;
+	mpool_close;
+	mpool_sync;
+	mpool_stat;
+};
+
+FBSDprivate {
+	__bt_open;
+	__dbpanic;
+	__hash_open;
+	__rec_open;
+};

lib/libc/gdtoa/Symbol.map

@@ -0,0 +1,39 @@
+# $FreeBSD$
+
+FBSD_1.0 {
+	# Standard functions from contrib/gdtoa
+	dtoa;
+	freedtoa;
+	g_Qfmt;
+	g_ddfmt;
+	g_dfmt;
+	g_ffmt;
+	g_xLfmt;
+	g_xfmt;
+	gdtoa;
+	strtoIQ;
+	strtoId;
+	strtoIdd;
+	strtoIf;
+	strtoIx;
+	strtoIxL;
+	strtod;
+	strtodI;
+	strtodg;
+	strtof;
+	strtopQ;
+	strtopd;
+	strtopdd;
+	strtopf;
+	strtopx;
+	strtopxL;
+	strtorQ;
+	strtord;
+	strtordd;
+	strtorf;
+	strtorx;
+	strtorxL;
+
+	# FreeBSD additions
+	strtold;
+};