Date: Thu, 14 May 2009 13:36:39 +0000 (UTC) From: Attilio Rao <attilio@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-6@freebsd.org Subject: svn commit: r192098 - in stable/6: gnu/usr.bin/gdb/libgdb lib/libthr/thread lib/libthread_db lib/libthread_db/arch/alpha lib/libthread_db/arch/amd64 lib/libthread_db/arch/i386 lib/libthread_db/arch... Message-ID: <200905141336.n4EDadT4092402@svn.freebsd.org>
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Author: attilio Date: Thu May 14 13:36:39 2009 New Revision: 192098 URL: http://svn.freebsd.org/changeset/base/192098 Log: MFC libthread_db modifies until r181651: - Introduce and use new functions pthread_{read, write}_* - Move psaddr_t from void * to uintptr_t - Fix some ABI mismatches - Introduce WARN 6 for compilation Added: stable/6/lib/libthread_db/libc_r_db.h (contents, props changed) Modified: stable/6/gnu/usr.bin/gdb/libgdb/fbsd-threads.c stable/6/lib/libthr/thread/thr_event.c stable/6/lib/libthread_db/Makefile stable/6/lib/libthread_db/arch/alpha/libc_r_md.c stable/6/lib/libthread_db/arch/alpha/libpthread_md.c stable/6/lib/libthread_db/arch/amd64/libc_r_md.c stable/6/lib/libthread_db/arch/amd64/libpthread_md.c stable/6/lib/libthread_db/arch/i386/libc_r_md.c stable/6/lib/libthread_db/arch/i386/libpthread_md.c stable/6/lib/libthread_db/arch/ia64/libc_r_md.c stable/6/lib/libthread_db/arch/ia64/libpthread_md.c stable/6/lib/libthread_db/arch/sparc64/libc_r_md.c stable/6/lib/libthread_db/arch/sparc64/libpthread_md.c stable/6/lib/libthread_db/libc_r_db.c stable/6/lib/libthread_db/libpthread_db.c stable/6/lib/libthread_db/libpthread_db.h stable/6/lib/libthread_db/libthr_db.c stable/6/lib/libthread_db/thread_db.c stable/6/lib/libthread_db/thread_db.h stable/6/lib/libthread_db/thread_db_int.h stable/6/sys/sys/procfs.h Modified: stable/6/gnu/usr.bin/gdb/libgdb/fbsd-threads.c ============================================================================== --- stable/6/gnu/usr.bin/gdb/libgdb/fbsd-threads.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/gnu/usr.bin/gdb/libgdb/fbsd-threads.c Thu May 14 13:36:39 2009 (r192098) @@ -710,7 +710,7 @@ check_event (ptid_t ptid) error ("Cannot get thread event message: %s", thread_db_err_str (err)); } - err = td_thr_get_info_p (msg.th_p, &ti); + err = td_thr_get_info_p ((void*)(uintptr_t)msg.th_p, &ti); if (err != TD_OK) error ("Cannot get thread info: %s", thread_db_err_str (err)); ptid = BUILD_THREAD (ti.ti_tid, GET_PID (ptid)); @@ -720,7 +720,7 @@ check_event (ptid_t ptid) /* We may already know about this thread, for instance when the user has issued the `info threads' command before the SIGTRAP for hitting the thread creation breakpoint was reported. */ - attach_thread (ptid, msg.th_p, &ti, 1); + attach_thread (ptid, (void *)(uintptr_t)msg.th_p, &ti, 1); break; case TD_DEATH: if (!in_thread_list (ptid)) @@ -1178,13 +1178,14 @@ fbsd_thread_pid_to_str (ptid_t ptid) if (ti.ti_lid != 0) { - snprintf (buf, sizeof (buf), "Thread %p (LWP %d)", - th.th_thread, ti.ti_lid); + snprintf (buf, sizeof (buf), "Thread %llx (LWP %d)", + (unsigned long long)th.th_thread, ti.ti_lid); } else { - snprintf (buf, sizeof (buf), "Thread %p (%s)", - th.th_thread, thread_db_state_str (ti.ti_state)); + snprintf (buf, sizeof (buf), "Thread %llx (%s)", + (unsigned long long)th.th_thread, + thread_db_state_str (ti.ti_state)); } return buf; Modified: stable/6/lib/libthr/thread/thr_event.c ============================================================================== --- stable/6/lib/libthr/thread/thr_event.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthr/thread/thr_event.c Thu May 14 13:36:39 2009 (r192098) @@ -42,7 +42,7 @@ void _thr_report_creation(struct pthread *curthread, struct pthread *newthread) { curthread->event_buf.event = TD_CREATE; - curthread->event_buf.th_p = (td_thrhandle_t *)newthread; + curthread->event_buf.th_p = (uintptr_t)newthread; curthread->event_buf.data = 0; THR_UMTX_LOCK(curthread, &_thr_event_lock); _thread_last_event = curthread; @@ -55,7 +55,7 @@ void _thr_report_death(struct pthread *curthread) { curthread->event_buf.event = TD_DEATH; - curthread->event_buf.th_p = (td_thrhandle_t *)curthread; + curthread->event_buf.th_p = (uintptr_t)curthread; curthread->event_buf.data = 0; THR_UMTX_LOCK(curthread, &_thr_event_lock); _thread_last_event = curthread; Modified: stable/6/lib/libthread_db/Makefile ============================================================================== --- stable/6/lib/libthread_db/Makefile Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/Makefile Thu May 14 13:36:39 2009 (r192098) @@ -9,7 +9,7 @@ SRCS+= libpthread_db.c libpthread_md.c SRCS+= libc_r_db.c libc_r_md.c SRCS+= libthr_db.c INCS= thread_db.h -WARNS?= 1 +WARNS?= 6 CFLAGS+=-I. -I${.CURDIR} Modified: stable/6/lib/libthread_db/arch/alpha/libc_r_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/alpha/libc_r_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/alpha/libc_r_md.c Thu May 14 13:36:39 2009 (r192098) @@ -27,8 +27,7 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <sys/procfs.h> -#include <machine/setjmp.h> +#include "libc_r_db.h" void libc_r_md_getgregs(jmp_buf jb, prgregset_t r) @@ -68,6 +67,6 @@ libc_r_md_getgregs(jmp_buf jb, prgregset } void -libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *r) +libc_r_md_getfpregs(jmp_buf jb __unused, prfpregset_t *r __unused) { } Modified: stable/6/lib/libthread_db/arch/alpha/libpthread_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/alpha/libpthread_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/alpha/libpthread_md.c Thu May 14 13:36:39 2009 (r192098) @@ -30,23 +30,25 @@ __FBSDID("$FreeBSD$"); #include <sys/procfs.h> #include <ucontext.h> +#include "libpthread_db.h" + void -pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc) +pt_reg_to_ucontext(const struct reg *r __unused, ucontext_t *uc __unused) { } void -pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r) +pt_ucontext_to_reg(const ucontext_t *uc __unused, struct reg *r __unused) { } void -pt_fpreg_to_ucontext(const struct fpreg* r, ucontext_t *uc) +pt_fpreg_to_ucontext(const struct fpreg* r __unused, ucontext_t *uc __unused) { } void -pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r) +pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused) { } @@ -56,7 +58,7 @@ pt_md_init(void) } int -pt_reg_sstep(struct reg *reg, int step) +pt_reg_sstep(struct reg *reg __unused, int step __unused) { return (0); } Modified: stable/6/lib/libthread_db/arch/amd64/libc_r_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/amd64/libc_r_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/amd64/libc_r_md.c Thu May 14 13:36:39 2009 (r192098) @@ -27,15 +27,14 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <sys/procfs.h> -#include <machine/setjmp.h> +#include "libc_r_db.h" void -libc_r_md_getgregs(jmp_buf jb, prgregset_t *r) +libc_r_md_getgregs(jmp_buf jb __unused, prgregset_t r __unused) { } void -libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *r) +libc_r_md_getfpregs(jmp_buf jb __unused, prfpregset_t *r __unused) { } Modified: stable/6/lib/libthread_db/arch/amd64/libpthread_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/amd64/libpthread_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/amd64/libpthread_md.c Thu May 14 13:36:39 2009 (r192098) @@ -29,8 +29,11 @@ __FBSDID("$FreeBSD$"); #include <sys/procfs.h> +#include <thread_db.h> #include <ucontext.h> +#include "libpthread_db.h" + void pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc) { Modified: stable/6/lib/libthread_db/arch/i386/libc_r_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/i386/libc_r_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/i386/libc_r_md.c Thu May 14 13:36:39 2009 (r192098) @@ -27,8 +27,7 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <sys/procfs.h> -#include <machine/setjmp.h> +#include "libc_r_db.h" void libc_r_md_getgregs(jmp_buf jb, prgregset_t r) @@ -43,6 +42,6 @@ libc_r_md_getgregs(jmp_buf jb, prgregset } void -libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *r) +libc_r_md_getfpregs(jmp_buf jb __unused, prfpregset_t *r __unused) { } Modified: stable/6/lib/libthread_db/arch/i386/libpthread_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/i386/libpthread_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/i386/libpthread_md.c Thu May 14 13:36:39 2009 (r192098) @@ -27,11 +27,10 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <string.h> #include <sys/types.h> -#include <proc_service.h> -#include <thread_db.h> #include <machine/npx.h> +#include <string.h> +#include <thread_db.h> #include "libpthread_db.h" Modified: stable/6/lib/libthread_db/arch/ia64/libc_r_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/ia64/libc_r_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/ia64/libc_r_md.c Thu May 14 13:36:39 2009 (r192098) @@ -27,15 +27,14 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <sys/procfs.h> -#include <machine/setjmp.h> +#include "libc_r_db.h" void -libc_r_md_getgregs(jmp_buf jb, prgregset_t *r) +libc_r_md_getgregs(jmp_buf jb __unused, prgregset_t r __unused) { } void -libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *r) +libc_r_md_getfpregs(jmp_buf jb __unused, prfpregset_t *r __unused) { } Modified: stable/6/lib/libthread_db/arch/ia64/libpthread_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/ia64/libpthread_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/ia64/libpthread_md.c Thu May 14 13:36:39 2009 (r192098) @@ -28,25 +28,28 @@ __FBSDID("$FreeBSD$"); #include <sys/procfs.h> +#include <thread_db.h> #include <ucontext.h> +#include "libpthread_db.h" + void -pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc) +pt_reg_to_ucontext(const struct reg *r __unused, ucontext_t *uc __unused) { } void -pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r) +pt_ucontext_to_reg(const ucontext_t *uc __unused, struct reg *r __unused) { } void -pt_fpreg_to_ucontext(const struct fpreg* r, ucontext_t *uc) +pt_fpreg_to_ucontext(const struct fpreg* r __unused, ucontext_t *uc __unused) { } void -pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r) +pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused) { } @@ -56,7 +59,7 @@ pt_md_init(void) } int -pt_reg_sstep(struct reg *reg, int step) +pt_reg_sstep(struct reg *reg __unused, int step __unused) { return (0); } Modified: stable/6/lib/libthread_db/arch/sparc64/libc_r_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/sparc64/libc_r_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/sparc64/libc_r_md.c Thu May 14 13:36:39 2009 (r192098) @@ -27,15 +27,14 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include <sys/procfs.h> -#include <machine/setjmp.h> +#include "libc_r_db.h" void -libc_r_md_getgregs(jmp_buf jb, prgregset_t *r) +libc_r_md_getgregs(jmp_buf jb __unused, prgregset_t r __unused) { } void -libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *r) +libc_r_md_getfpregs(jmp_buf jb __unused, prfpregset_t *r __unused) { } Modified: stable/6/lib/libthread_db/arch/sparc64/libpthread_md.c ============================================================================== --- stable/6/lib/libthread_db/arch/sparc64/libpthread_md.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/arch/sparc64/libpthread_md.c Thu May 14 13:36:39 2009 (r192098) @@ -28,25 +28,28 @@ __FBSDID("$FreeBSD$"); #include <sys/procfs.h> +#include <thread_db.h> #include <ucontext.h> +#include "libpthread_db.h" + void -pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc) +pt_reg_to_ucontext(const struct reg *r __unused, ucontext_t *uc __unused) { } void -pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r) +pt_ucontext_to_reg(const ucontext_t *uc __unused, struct reg *r __unused) { } void -pt_fpreg_to_ucontext(const struct fpreg* r, ucontext_t *uc) +pt_fpreg_to_ucontext(const struct fpreg* r __unused, ucontext_t *uc __unused) { } void -pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r) +pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused) { } @@ -56,7 +59,7 @@ pt_md_init(void) } int -pt_reg_sstep(struct reg *reg, int step) +pt_reg_sstep(struct reg *reg __unused, int step __unused) { return (0); } Modified: stable/6/lib/libthread_db/libc_r_db.c ============================================================================== --- stable/6/lib/libthread_db/libc_r_db.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/libc_r_db.c Thu May 14 13:36:39 2009 (r192098) @@ -34,11 +34,9 @@ __FBSDID("$FreeBSD$"); #include <string.h> #include <thread_db.h> +#include "libc_r_db.h" #include "thread_db_int.h" -void libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *); -void libc_r_md_getgregs(jmp_buf jb, prgregset_t); - struct td_thragent { TD_THRAGENT_FIELDS; struct ps_prochandle *ta_ph; @@ -51,13 +49,14 @@ struct td_thragent { }; static td_err_e -libc_r_db_init() +libc_r_db_init(void) { return (TD_OK); } static td_err_e -libc_r_db_ta_clear_event(const td_thragent_t *ta, td_thr_events_t *ev) +libc_r_db_ta_clear_event(const td_thragent_t *ta __unused, + td_thr_events_t *ev __unused) { return (0); } @@ -70,27 +69,28 @@ libc_r_db_ta_delete(td_thragent_t *ta) } static td_err_e -libc_r_db_ta_event_addr(const td_thragent_t *ta, td_thr_events_e ev, - td_notify_t *n) +libc_r_db_ta_event_addr(const td_thragent_t *ta __unused, + td_thr_events_e ev __unused, td_notify_t *n __unused) { return (TD_ERR); } static td_err_e -libc_r_db_ta_event_getmsg(const td_thragent_t *ta, td_event_msg_t *msg) +libc_r_db_ta_event_getmsg(const td_thragent_t *ta __unused, + td_event_msg_t *msg __unused) { return (TD_ERR); } static td_err_e -libc_r_db_ta_map_id2thr(const td_thragent_t *ta, thread_t tid, - td_thrhandle_t *th) +libc_r_db_ta_map_id2thr(const td_thragent_t *ta __unused, thread_t tid __unused, + td_thrhandle_t *th __unused) { return (TD_ERR); } static td_err_e -libc_r_db_ta_map_lwp2thr(const td_thragent_t *ta, lwpid_t lwpid, +libc_r_db_ta_map_lwp2thr(const td_thragent_t *ta, lwpid_t lwpid __unused, td_thrhandle_t *th) { psaddr_t addr; @@ -100,7 +100,7 @@ libc_r_db_ta_map_lwp2thr(const td_thrage err = ps_pread(ta->ta_ph, ta->ta_thread_initial, &addr, sizeof(addr)); if (err != PS_OK) return (TD_ERR); - if (addr == NULL) + if (addr == 0) return (TD_NOLWP); err = ps_pread(ta->ta_ph, ta->ta_thread_run, &th->th_thread, sizeof(psaddr_t)); @@ -159,14 +159,16 @@ libc_r_db_ta_new(struct ps_prochandle *p } static td_err_e -libc_r_db_ta_set_event(const td_thragent_t *ta, td_thr_events_t *ev) +libc_r_db_ta_set_event(const td_thragent_t *ta __unused, + td_thr_events_t *ev __unused) { return (0); } static td_err_e libc_r_db_ta_thr_iter(const td_thragent_t *ta, td_thr_iter_f *cb, void *data, - td_thr_state_e state, int pri, sigset_t *mask, unsigned int flags) + td_thr_state_e state __unused, int pri __unused, sigset_t *mask __unused, + unsigned int flags __unused) { td_thrhandle_t th; psaddr_t addr; @@ -178,10 +180,10 @@ libc_r_db_ta_thr_iter(const td_thragent_ sizeof(th.th_thread)); if (err != PS_OK) return (TD_ERR); - while (th.th_thread != NULL) { + while (th.th_thread != 0) { if (cb(&th, data) != 0) return (TD_OK); - addr = (psaddr_t)((uintptr_t)th.th_thread + ta->ta_ofs_next); + addr = (psaddr_t)(th.th_thread + ta->ta_ofs_next); err = ps_pread(ta->ta_ph, addr, &th.th_thread, sizeof(th.th_thread)); if (err != PS_OK) @@ -191,19 +193,21 @@ libc_r_db_ta_thr_iter(const td_thragent_ } static td_err_e -libc_r_db_thr_clear_event(const td_thrhandle_t *th, td_thr_events_t *ev) +libc_r_db_thr_clear_event(const td_thrhandle_t *th __unused, + td_thr_events_t *ev __unused) { return (0); } static td_err_e -libc_r_db_thr_event_enable(const td_thrhandle_t *th, int oo) +libc_r_db_thr_event_enable(const td_thrhandle_t *th __unused, int oo __unused) { return (0); } static td_err_e -libc_r_db_thr_event_getmsg(const td_thrhandle_t *th, td_event_msg_t *msg) +libc_r_db_thr_event_getmsg(const td_thrhandle_t *th __unused, + td_event_msg_t *msg __unused) { return (TD_ERR); } @@ -231,7 +235,8 @@ libc_r_db_thr_get_info(const td_thrhandl #ifdef __i386__ static td_err_e -libc_r_db_thr_getxmmregs(const td_thrhandle_t *th, char *fxsave) +libc_r_db_thr_getxmmregs(const td_thrhandle_t *th __unused, + char *fxsave __unused) { return (TD_NOFPREGS); } @@ -288,33 +293,37 @@ libc_r_db_thr_getgregs(const td_thrhandl } static td_err_e -libc_r_db_thr_set_event(const td_thrhandle_t *th, td_thr_events_t *ev) +libc_r_db_thr_set_event(const td_thrhandle_t *th __unused, + td_thr_events_t *ev __unused) { return (0); } #ifdef __i386__ static td_err_e -libc_r_db_thr_setxmmregs(const td_thrhandle_t *th, const char *fxsave) +libc_r_db_thr_setxmmregs(const td_thrhandle_t *th __unused, + const char *fxsave __unused) { return (TD_NOFPREGS); } #endif static td_err_e -libc_r_db_thr_setfpregs(const td_thrhandle_t *th, const prfpregset_t *r) +libc_r_db_thr_setfpregs(const td_thrhandle_t *th __unused, + const prfpregset_t *r __unused) { return (TD_ERR); } static td_err_e -libc_r_db_thr_setgregs(const td_thrhandle_t *th, const prgregset_t r) +libc_r_db_thr_setgregs(const td_thrhandle_t *th __unused, + const prgregset_t r __unused) { return (TD_ERR); } static td_err_e -libc_r_db_thr_validate(const td_thrhandle_t *th) +libc_r_db_thr_validate(const td_thrhandle_t *th __unused) { return (TD_ERR); } Added: stable/6/lib/libthread_db/libc_r_db.h ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ stable/6/lib/libthread_db/libc_r_db.h Thu May 14 13:36:39 2009 (r192098) @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2008 Sandvine Incorporated + * All rights reserved. + * + * This software was developed by Attilio Rao for the SVOS project under + * contract to Sandvine Incorporated. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _LIBC_R_DB_H_ +#define _LIBC_R_DB_H_ + +#include <sys/procfs.h> +#include <machine/setjmp.h> + +void libc_r_md_getgregs(jmp_buf jb, prgregset_t r); +void libc_r_md_getfpregs(jmp_buf jb, prfpregset_t *r); + +#endif /* _LIBC_R_DB_H_ */ Modified: stable/6/lib/libthread_db/libpthread_db.c ============================================================================== --- stable/6/lib/libthread_db/libpthread_db.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/libpthread_db.c Thu May 14 13:36:39 2009 (r192098) @@ -70,7 +70,7 @@ ps2td(int c) } static long -pt_map_thread(const td_thragent_t *const_ta, psaddr_t pt, int type) +pt_map_thread(const td_thragent_t *const_ta, psaddr_t pt, enum pt_type type) { td_thragent_t *ta = __DECONST(td_thragent_t *, const_ta); struct pt_map *new; @@ -220,7 +220,6 @@ static td_err_e pt_ta_map_id2thr(const td_thragent_t *ta, thread_t id, td_thrhandle_t *th) { prgregset_t gregs; - TAILQ_HEAD(, pthread) thread_list; psaddr_t pt, tcb_addr; lwpid_t lwp; int ret; @@ -229,28 +228,24 @@ pt_ta_map_id2thr(const td_thragent_t *ta if (id < 0 || id >= ta->map_len || ta->map[id].type == PT_NONE) return (TD_NOTHR); - ret = ps_pread(ta->ph, ta->thread_list_addr, &thread_list, - sizeof(thread_list)); + + ret = thr_pread_ptr(ta, ta->thread_list_addr, &pt); if (ret != 0) - return (P2T(ret)); - pt = (psaddr_t)thread_list.tqh_first; + return (TD_ERR); if (ta->map[id].type == PT_LWP) { /* * if we are referencing a lwp, make sure it was not already * mapped to user thread. */ while (pt != 0) { - ret = ps_pread(ta->ph, - pt + ta->thread_off_tcb, - &tcb_addr, sizeof(tcb_addr)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_tcb, + &tcb_addr); if (ret != 0) - return (P2T(ret)); - ret = ps_pread(ta->ph, - tcb_addr + ta->thread_off_tmbx + - offsetof(struct kse_thr_mailbox, tm_lwp), - &lwp, sizeof(lwp)); + return (TD_ERR); + ret = thr_pread_int(ta, tcb_addr + ta->thread_off_tmbx + + offsetof(struct kse_thr_mailbox, tm_lwp), &lwp); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); /* * If the lwp was already mapped to userland thread, * we shouldn't reference it directly in future. @@ -260,11 +255,9 @@ pt_ta_map_id2thr(const td_thragent_t *ta return (TD_NOTHR); } /* get next thread */ - ret = ps_pread(ta->ph, - pt + ta->thread_off_next, - &pt, sizeof(pt)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_next, &pt); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); } /* check lwp */ ret = ps_lgetregs(ta->ph, ta->map[id].lwp, gregs); @@ -275,17 +268,14 @@ pt_ta_map_id2thr(const td_thragent_t *ta } } else { while (pt != 0 && ta->map[id].thr != pt) { - ret = ps_pread(ta->ph, - pt + ta->thread_off_tcb, - &tcb_addr, sizeof(tcb_addr)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_tcb, + &tcb_addr); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); /* get next thread */ - ret = ps_pread(ta->ph, - pt + ta->thread_off_next, - &pt, sizeof(pt)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_next, &pt); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); } if (pt == 0) { @@ -303,29 +293,24 @@ pt_ta_map_id2thr(const td_thragent_t *ta static td_err_e pt_ta_map_lwp2thr(const td_thragent_t *ta, lwpid_t lwp, td_thrhandle_t *th) { - TAILQ_HEAD(, pthread) thread_list; - psaddr_t pt, ptr; - lwpid_t tmp_lwp; + psaddr_t pt, tcb_addr; + lwpid_t lwp1; int ret; - + TDBG_FUNC(); - ret = ps_pread(ta->ph, ta->thread_list_addr, &thread_list, - sizeof(thread_list)); + ret = thr_pread_ptr(ta, ta->thread_list_addr, &pt); if (ret != 0) - return (P2T(ret)); - pt = (psaddr_t)thread_list.tqh_first; + return (TD_ERR); while (pt != 0) { - ret = ps_pread(ta->ph, pt + ta->thread_off_tcb, - &ptr, sizeof(ptr)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_tcb, &tcb_addr); if (ret != 0) - return (P2T(ret)); - ptr += ta->thread_off_tmbx + - offsetof(struct kse_thr_mailbox, tm_lwp); - ret = ps_pread(ta->ph, ptr, &tmp_lwp, sizeof(lwpid_t)); + return (TD_ERR); + ret = thr_pread_int(ta, tcb_addr + ta->thread_off_tmbx + + offsetof(struct kse_thr_mailbox, tm_lwp), &lwp1); if (ret != 0) - return (P2T(ret)); - if (tmp_lwp == lwp) { + return (TD_ERR); + if (lwp1 == lwp) { th->th_ta = ta; th->th_tid = pt_map_thread(ta, pt, PT_USER); if (th->th_tid == -1) @@ -336,28 +321,23 @@ pt_ta_map_lwp2thr(const td_thragent_t *t } /* get next thread */ - ret = ps_pread(ta->ph, - pt + ta->thread_off_next, - &pt, sizeof(pt)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_next, &pt); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); } return (TD_NOTHR); } static td_err_e -pt_ta_thr_iter(const td_thragent_t *ta, - td_thr_iter_f *callback, void *cbdata_p, - td_thr_state_e state, int ti_pri, - sigset_t *ti_sigmask_p, - unsigned int ti_user_flags) +pt_ta_thr_iter(const td_thragent_t *ta, td_thr_iter_f *callback, + void *cbdata_p, td_thr_state_e state __unused, int ti_pri __unused, + sigset_t *ti_sigmask_p __unused, unsigned int ti_user_flags __unused) { - TAILQ_HEAD(, pthread) thread_list; td_thrhandle_t th; psaddr_t pt; ps_err_e pserr; - int activated; + int activated, ret; TDBG_FUNC(); @@ -368,11 +348,9 @@ pt_ta_thr_iter(const td_thragent_t *ta, if (!activated) return (TD_OK); - pserr = ps_pread(ta->ph, ta->thread_list_addr, &thread_list, - sizeof(thread_list)); - if (pserr != 0) - return (P2T(pserr)); - pt = (psaddr_t)thread_list.tqh_first; + ret = thr_pread_ptr(ta, ta->thread_list_addr, &pt); + if (ret != 0) + return (TD_ERR); while (pt != 0) { th.th_ta = ta; th.th_tid = pt_map_thread(ta, pt, PT_USER); @@ -383,11 +361,9 @@ pt_ta_thr_iter(const td_thragent_t *ta, if ((*callback)(&th, cbdata_p)) return (TD_DBERR); /* get next thread */ - pserr = ps_pread(ta->ph, - pt + ta->thread_off_next, &pt, - sizeof(pt)); - if (pserr != PS_OK) - return (P2T(pserr)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_next, &pt); + if (ret != 0) + return (TD_ERR); } return (TD_OK); } @@ -395,7 +371,7 @@ pt_ta_thr_iter(const td_thragent_t *ta, static td_err_e pt_ta_tsd_iter(const td_thragent_t *ta, td_key_iter_f *ki, void *arg) { - char *keytable; + void *keytable; void *destructor; int i, ret, allocated; @@ -411,10 +387,10 @@ pt_ta_tsd_iter(const td_thragent_t *ta, return (P2T(ret)); } for (i = 0; i < ta->thread_max_keys; i++) { - allocated = *(int *)(keytable + i * ta->thread_size_key + - ta->thread_off_key_allocated); - destructor = *(void **)(keytable + i * ta->thread_size_key + - ta->thread_off_key_destructor); + allocated = *(int *)(void *)((uintptr_t)keytable + + i * ta->thread_size_key + ta->thread_off_key_allocated); + destructor = *(void **)(void *)((uintptr_t)keytable + + i * ta->thread_size_key + ta->thread_off_key_destructor); if (allocated) { ret = (ki)(i, destructor, arg); if (ret != 0) { @@ -428,28 +404,32 @@ pt_ta_tsd_iter(const td_thragent_t *ta, } static td_err_e -pt_ta_event_addr(const td_thragent_t *ta, td_event_e event, td_notify_t *ptr) +pt_ta_event_addr(const td_thragent_t *ta __unused, td_event_e event __unused, + td_notify_t *ptr __unused) { TDBG_FUNC(); return (TD_ERR); } static td_err_e -pt_ta_set_event(const td_thragent_t *ta, td_thr_events_t *events) +pt_ta_set_event(const td_thragent_t *ta __unused, + td_thr_events_t *events __unused) { TDBG_FUNC(); return (0); } static td_err_e -pt_ta_clear_event(const td_thragent_t *ta, td_thr_events_t *events) +pt_ta_clear_event(const td_thragent_t *ta __unused, + td_thr_events_t *events __unused) { TDBG_FUNC(); return (0); } static td_err_e -pt_ta_event_getmsg(const td_thragent_t *ta, td_event_msg_t *msg) +pt_ta_event_getmsg(const td_thragent_t *ta __unused, + td_event_msg_t *msg __unused) { TDBG_FUNC(); return (TD_NOMSG); @@ -458,7 +438,7 @@ pt_ta_event_getmsg(const td_thragent_t * static td_err_e pt_dbsuspend(const td_thrhandle_t *th, int suspend) { - td_thragent_t *ta = (td_thragent_t *)th->th_ta; + const td_thragent_t *ta = th->th_ta; psaddr_t tcb_addr, tmbx_addr, ptr; lwpid_t lwp; uint32_t dflags; @@ -952,28 +932,31 @@ pt_thr_setgregs(const td_thrhandle_t *th } static td_err_e -pt_thr_event_enable(const td_thrhandle_t *th, int en) +pt_thr_event_enable(const td_thrhandle_t *th __unused, int en __unused) { TDBG_FUNC(); return (0); } static td_err_e -pt_thr_set_event(const td_thrhandle_t *th, td_thr_events_t *setp) +pt_thr_set_event(const td_thrhandle_t *th __unused, + td_thr_events_t *setp __unused) { TDBG_FUNC(); return (0); } static td_err_e -pt_thr_clear_event(const td_thrhandle_t *th, td_thr_events_t *setp) +pt_thr_clear_event(const td_thrhandle_t *th __unused, + td_thr_events_t *setp __unused) { TDBG_FUNC(); return (0); } static td_err_e -pt_thr_event_getmsg(const td_thrhandle_t *th, td_event_msg_t *msg) +pt_thr_event_getmsg(const td_thrhandle_t *th __unused, + td_event_msg_t *msg __unused) { TDBG_FUNC(); return (TD_NOMSG); @@ -1074,17 +1057,16 @@ pt_validate(const td_thrhandle_t *th) return (TD_OK); } -td_err_e -pt_thr_tls_get_addr(const td_thrhandle_t *th, void *_linkmap, size_t offset, - void **address) +static td_err_e +pt_thr_tls_get_addr(const td_thrhandle_t *th, psaddr_t _linkmap, size_t offset, + psaddr_t *address) { - char *obj_entry; const td_thragent_t *ta = th->th_ta; - psaddr_t tcb_addr, *dtv_addr; + psaddr_t dtv_addr, obj_entry, tcb_addr; int tls_index, ret; /* linkmap is a member of Obj_Entry */ - obj_entry = (char *)_linkmap - ta->thread_off_linkmap; + obj_entry = _linkmap - ta->thread_off_linkmap; /* get tlsindex of the object file */ ret = ps_pread(ta->ph, @@ -1106,8 +1088,8 @@ pt_thr_tls_get_addr(const td_thrhandle_t if (ret != 0) return (P2T(ret)); /* now get the object's tls block base address */ - ret = ps_pread(ta->ph, &dtv_addr[tls_index+1], address, - sizeof(*address)); + ret = ps_pread(ta->ph, dtv_addr + sizeof (void *) * (tls_index + 1), + address, sizeof(*address)); if (ret != 0) return (P2T(ret)); Modified: stable/6/lib/libthread_db/libpthread_db.h ============================================================================== --- stable/6/lib/libthread_db/libpthread_db.h Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/libpthread_db.h Thu May 14 13:36:39 2009 (r192098) @@ -34,13 +34,14 @@ #include "thread_db_int.h" -struct pt_map { - enum { - PT_NONE, - PT_USER, - PT_LWP - } type; +enum pt_type { + PT_NONE, + PT_USER, + PT_LWP +}; +struct pt_map { + enum pt_type type; union { lwpid_t lwp; psaddr_t thr; Modified: stable/6/lib/libthread_db/libthr_db.c ============================================================================== --- stable/6/lib/libthread_db/libthr_db.c Thu May 14 13:32:33 2009 (r192097) +++ stable/6/lib/libthread_db/libthr_db.c Thu May 14 13:36:39 2009 (r192098) @@ -201,36 +201,30 @@ pt_ta_delete(td_thragent_t *ta) static td_err_e pt_ta_map_id2thr(const td_thragent_t *ta, thread_t id, td_thrhandle_t *th) { - TAILQ_HEAD(, pthread) thread_list; psaddr_t pt; - long lwp; + int32_t lwp; int ret; TDBG_FUNC(); if (id == 0) return (TD_NOTHR); - ret = ps_pread(ta->ph, ta->thread_list_addr, &thread_list, - sizeof(thread_list)); + ret = thr_pread_ptr(ta, ta->thread_list_addr, &pt); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); /* Iterate through thread list to find pthread */ - pt = (psaddr_t)thread_list.tqh_first; - while (pt != NULL) { - ret = ps_pread(ta->ph, pt + ta->thread_off_tid, - &lwp, sizeof(lwp)); + while (pt != 0) { + ret = thr_pread_int(ta, pt + ta->thread_off_tid, &lwp); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); if (lwp == id) break; /* get next thread */ - ret = ps_pread(ta->ph, - pt + ta->thread_off_next, - &pt, sizeof(pt)); + ret = thr_pread_ptr(ta, pt + ta->thread_off_next, &pt); if (ret != 0) - return (P2T(ret)); + return (TD_ERR); } - if (pt == NULL) + if (pt == 0) return (TD_NOTHR); th->th_ta = ta; th->th_tid = id; @@ -245,30 +239,24 @@ pt_ta_map_lwp2thr(const td_thragent_t *t } static td_err_e -pt_ta_thr_iter(const td_thragent_t *ta, - td_thr_iter_f *callback, void *cbdata_p, - td_thr_state_e state, int ti_pri, - sigset_t *ti_sigmask_p, - unsigned int ti_user_flags) +pt_ta_thr_iter(const td_thragent_t *ta, td_thr_iter_f *callback, + void *cbdata_p, td_thr_state_e state __unused, int ti_pri __unused, + sigset_t *ti_sigmask_p __unused, unsigned int ti_user_flags __unused) { - TAILQ_HEAD(, pthread) thread_list; td_thrhandle_t th; psaddr_t pt; - long lwp; + int32_t lwp; int ret; TDBG_FUNC(); - ret = ps_pread(ta->ph, ta->thread_list_addr, &thread_list, - sizeof(thread_list)); + ret = thr_pread_ptr(ta, ta->thread_list_addr, &pt); if (ret != 0) - return (P2T(ret)); *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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