bool info_proc (const char *, enum info_proc_what) override;
-#if defined(PR_MODEL_NATIVE) && (PR_MODEL_NATIVE == PR_MODEL_LP64)
+#if PR_MODEL_NATIVE == PR_MODEL_LP64
int auxv_parse (gdb_byte **readptr,
gdb_byte *endptr, CORE_ADDR *typep, CORE_ADDR *valp)
override;
static procfs_target the_procfs_target;
-#if defined (PR_MODEL_NATIVE) && (PR_MODEL_NATIVE == PR_MODEL_LP64)
+#if PR_MODEL_NATIVE == PR_MODEL_LP64
/* When GDB is built as 64-bit application on Solaris, the auxv data
is presented in 64-bit format. We need to provide a custom parser
to handle that. */
static void dead_procinfo (procinfo *p, const char *msg, int killp);
static int open_procinfo_files (procinfo *p, int which);
static void close_procinfo_files (procinfo *p);
-static sysset_t *sysset_t_alloc (procinfo *pi);
static int iterate_over_mappings
(procinfo *pi, find_memory_region_ftype child_func, void *data,
{
procinfo *pi, *parent = NULL;
- if ((pi = find_procinfo (pid, tid)))
+ pi = find_procinfo (pid, tid);
+ if (pi != NULL)
return pi; /* Already exists, nothing to do. */
/* Find parent before doing malloc, to save having to cleanup. */
pi->pid = pid;
pi->tid = tid;
- pi->saved_entryset = sysset_t_alloc (pi);
- pi->saved_exitset = sysset_t_alloc (pi);
+ pi->saved_entryset = XNEW (sysset_t);
+ pi->saved_exitset = XNEW (sysset_t);
/* Chain into list. */
if (tid == 0)
{
- sprintf (pi->pathname, MAIN_PROC_NAME_FMT, pid);
+ xsnprintf (pi->pathname, sizeof (pi->pathname), MAIN_PROC_NAME_FMT, pid);
pi->next = procinfo_list;
procinfo_list = pi;
}
else
{
- sprintf (pi->pathname, "/proc/%d/lwp/%d", pid, tid);
+ xsnprintf (pi->pathname, sizeof (pi->pathname), "/proc/%d/lwp/%d",
+ pid, tid);
pi->next = parent->thread_list;
parent->thread_list = pi;
}
char procfile[80];
if (pi->pathname)
- {
- print_sys_errmsg (pi->pathname, errno);
- }
+ print_sys_errmsg (pi->pathname, errno);
else
{
- sprintf (procfile, "process %d", pi->pid);
+ xsnprintf (procfile, sizeof (procfile), "process %d", pi->pid);
print_sys_errmsg (procfile, errno);
}
if (kill_p == KILL)
error ("%s", msg);
}
-/* Allocate and (partially) initialize a sysset_t struct. */
-
-static sysset_t *
-sysset_t_alloc (procinfo *pi)
-{
- return (sysset_t *) xmalloc (sizeof (sysset_t));
-}
-
/* =================== END, STRUCT PROCINFO "MODULE" =================== */
/* =================== /proc "MODULE" =================== */
static void
proc_warn (procinfo *pi, const char *func, int line)
{
- sprintf (errmsg, "procfs: %s line %d, %s", func, line, pi->pathname);
+ xsnprintf (errmsg, sizeof (errmsg), "procfs: %s line %d, %s",
+ func, line, pi->pathname);
print_sys_errmsg (errmsg, errno);
}
static void
proc_error (procinfo *pi, const char *func, int line)
{
- sprintf (errmsg, "procfs: %s line %d, %s", func, line, pi->pathname);
+ xsnprintf (errmsg, sizeof (errmsg), "procfs: %s line %d, %s",
+ func, line, pi->pathname);
perror_with_name (errmsg);
}
proc_get_status (procinfo *pi)
{
/* Status file descriptor is opened "lazily". */
- if (pi->status_fd == 0 &&
- open_procinfo_files (pi, FD_STATUS) == 0)
+ if (pi->status_fd == 0 && open_procinfo_files (pi, FD_STATUS) == 0)
{
pi->status_valid = 0;
return 0;
/* We might conceivably apply this operation to an LWP, and the
LWP's ctl file descriptor might not be open. */
- if (pi->ctl_fd == 0 &&
- open_procinfo_files (pi, FD_CTL) == 0)
+ if (pi->ctl_fd == 0 && open_procinfo_files (pi, FD_CTL) == 0)
return 0;
else
{
/* We will probably have to apply this operation to individual
threads, so make sure the control file descriptor is open. */
- if (pi->ctl_fd == 0 &&
- open_procinfo_files (pi, FD_CTL) == 0)
- {
- return 0;
- }
+ if (pi->ctl_fd == 0 && open_procinfo_files (pi, FD_CTL) == 0)
+ return 0;
runflags = PRCFAULT; /* Always clear current fault. */
if (step)
if (pi->tid != 0)
pi = find_procinfo_or_die (pi->pid, 0);
- struct gdb_proc_ctl_pcsentry {
+ struct {
procfs_ctl_t cmd;
/* Use char array to avoid alignment issues. */
char sysset[sizeof (sysset_t)];
- } *argp;
- int argp_size = sizeof (struct gdb_proc_ctl_pcsentry);
-
- argp = (struct gdb_proc_ctl_pcsentry *) xmalloc (argp_size);
+ } arg;
- argp->cmd = PCSENTRY;
- memcpy (&argp->sysset, sysset, sizeof (sysset_t));
+ arg.cmd = PCSENTRY;
+ memcpy (&arg.sysset, sysset, sizeof (sysset_t));
- win = (write (pi->ctl_fd, (char *) argp, argp_size) == argp_size);
- xfree (argp);
+ win = (write (pi->ctl_fd, (char *) &arg, sizeof (arg)) == sizeof (arg));
/* The above operation renders the procinfo's cached pstatus
obsolete. */
procfs_ctl_t cmd;
/* Use char array to avoid alignment issues. */
char sysset[sizeof (sysset_t)];
- } *argp;
- int argp_size = sizeof (struct gdb_proc_ctl_pcsexit);
-
- argp = (struct gdb_proc_ctl_pcsexit *) xmalloc (argp_size);
+ } arg;
- argp->cmd = PCSEXIT;
- memcpy (&argp->sysset, sysset, sizeof (sysset_t));
+ arg.cmd = PCSEXIT;
+ memcpy (&arg.sysset, sysset, sizeof (sysset_t));
- win = (write (pi->ctl_fd, (char *) argp, argp_size) == argp_size);
- xfree (argp);
+ win = (write (pi->ctl_fd, (char *) &arg, sizeof (arg)) == sizeof (arg));
/* The above operation renders the procinfo's cached pstatus
obsolete. */
return 0; /* proc_get_regs has already warned. */
if (pi->ctl_fd == 0 && open_procinfo_files (pi, FD_CTL) == 0)
- {
- return 0;
- }
+ return 0;
else
{
struct {
return 0; /* proc_get_fpregs has already warned. */
if (pi->ctl_fd == 0 && open_procinfo_files (pi, FD_CTL) == 0)
- {
- return 0;
- }
+ return 0;
else
{
struct {
/* We might conceivably apply this operation to an LWP, and the
LWP's ctl file descriptor might not be open. */
- if (pi->ctl_fd == 0 &&
- open_procinfo_files (pi, FD_CTL) == 0)
- {
- return 0;
- }
+ if (pi->ctl_fd == 0 && open_procinfo_files (pi, FD_CTL) == 0)
+ return 0;
else
{
procfs_ctl_t cmd[2];
matching ssh struct (LDT entry). */
static struct ssd *
-proc_get_LDT_entry (procinfo *pi, int key)
+proc_get_LDT_entry (procinfo *pi, int key) /* ARI: editCase function */
{
static struct ssd *ldt_entry = NULL;
char pathname[MAX_PROC_NAME_SIZE];
ldt_entry = XNEW (struct ssd);
/* Open the file descriptor for the LDT table. */
- sprintf (pathname, "/proc/%d/ldt", pi->pid);
+ xsnprintf (pathname, sizeof (pathname), "/proc/%d/ldt", pi->pid);
scoped_fd fd (open_with_retry (pathname, O_RDONLY));
if (fd.get () < 0)
{
while (read (fd.get (), ldt_entry, sizeof (struct ssd))
== sizeof (struct ssd))
{
- if (ldt_entry->sel == 0 &&
- ldt_entry->bo == 0 &&
- ldt_entry->acc1 == 0 &&
- ldt_entry->acc2 == 0)
+ if (ldt_entry->sel == 0
+ && ldt_entry->bo == 0
+ && ldt_entry->acc1 == 0
+ && ldt_entry->acc2 == 0)
break; /* end of table */
/* If key matches, return this entry. */
if (ldt_entry->sel == key)
/* Returns the pointer to the LDT entry of PTID. */
struct ssd *
-procfs_find_LDT_entry (ptid_t ptid)
+procfs_find_LDT_entry (ptid_t ptid) /* ARI: editCase function */
{
gdb_gregset_t *gregs;
int key;
procinfo *pi;
/* Find procinfo for the lwp. */
- if ((pi = find_procinfo (ptid.pid (), ptid.lwp ())) == NULL)
+ pi = find_procinfo (ptid.pid (), ptid.lwp ());
+ if (pi == NULL)
{
warning (_("procfs_find_LDT_entry: could not find procinfo for %d:%ld."),
ptid.pid (), ptid.lwp ());
return NULL;
}
/* get its general registers. */
- if ((gregs = proc_get_gregs (pi)) == NULL)
+ gregs = proc_get_gregs (pi);
+ if (gregs == NULL)
{
warning (_("procfs_find_LDT_entry: could not read gregs for %d:%ld."),
ptid.pid (), ptid.lwp ());
if (direntry->d_name[0] != '.') /* skip '.' and '..' */
{
lwpid = atoi (&direntry->d_name[0]);
- if ((thread = create_procinfo (pi->pid, lwpid)) == NULL)
+ thread = create_procinfo (pi->pid, lwpid);
+ if (thread == NULL)
proc_error (pi, "update_threads, create_procinfo", __LINE__);
}
pi->threads_valid = 1;
for (thread = pi->thread_list; thread != NULL; thread = next)
{
next = thread->next; /* In case thread is destroyed. */
- if ((retval = (*func) (pi, thread, ptr)) != 0)
+ retval = (*func) (pi, thread, ptr);
+ if (retval != 0)
break;
}
/* Register to trace the 'exit' system call (on entry). */
- traced_syscall_entries = sysset_t_alloc (pi);
+ traced_syscall_entries = XNEW (sysset_t);
premptyset (traced_syscall_entries);
praddset (traced_syscall_entries, SYS_exit);
praddset (traced_syscall_entries, SYS_lwp_exit);
names. On the SGI, for example, there is no SYS_exec, but there
*is* a SYS_execv. So, we try to account for that. */
- traced_syscall_exits = sysset_t_alloc (pi);
+ traced_syscall_exits = XNEW (sysset_t);
premptyset (traced_syscall_exits);
#ifdef SYS_exec
praddset (traced_syscall_exits, SYS_exec);
int fail;
int lwpid;
- if ((pi = create_procinfo (ptid.pid (), 0)) == NULL)
+ pi = create_procinfo (ptid.pid (), 0);
+ if (pi == NULL)
perror (_("procfs: out of memory in 'attach'"));
if (!open_procinfo_files (pi, FD_CTL))
{
fprintf_filtered (gdb_stderr, "procfs:%d -- ", __LINE__);
- sprintf (errmsg, "do_attach: couldn't open /proc file for process %d",
- ptid.pid ());
+ xsnprintf (errmsg, sizeof (errmsg),
+ "do_attach: couldn't open /proc file for process %d",
+ ptid.pid ());
dead_procinfo (pi, errmsg, NOKILL);
}
if (!proc_get_held_signals (pi, &pi->saved_sighold))
dead_procinfo (pi, "do_attach: couldn't save held signals.", NOKILL);
- if ((fail = procfs_debug_inferior (pi)) != 0)
+ fail = procfs_debug_inferior (pi);
+ if (fail != 0)
dead_procinfo (pi, "do_attach: failed in procfs_debug_inferior", NOKILL);
inf = current_inferior ();
pi->status_valid = 0; /* re-read again, IMMEDIATELY... */
#endif
/* If child is not stopped, wait for it to stop. */
- if (!(proc_flags (pi) & (PR_STOPPED | PR_ISTOP)) &&
- !proc_wait_for_stop (pi))
+ if (!(proc_flags (pi) & (PR_STOPPED | PR_ISTOP))
+ && !proc_wait_for_stop (pi))
{
/* wait_for_stop failed: has the child terminated? */
if (errno == ENOENT)
long i, nsysargs, *sysargs;
- if ((nsysargs = proc_nsysarg (pi)) > 0 &&
- (sysargs = proc_sysargs (pi)) != NULL)
+ nsysargs = proc_nsysarg (pi);
+ sysargs = proc_sysargs (pi);
+
+ if (nsysargs > 0 && sysargs != NULL)
{
printf_filtered (_("%ld syscall arguments:\n"),
nsysargs);
long i, nsysargs, *sysargs;
- if ((nsysargs = proc_nsysarg (pi)) > 0 &&
- (sysargs = proc_sysargs (pi)) != NULL)
+ nsysargs = proc_nsysarg (pi);
+ sysargs = proc_sysargs (pi);
+
+ if (nsysargs > 0 && sysargs != NULL)
{
printf_filtered (_("%ld syscall arguments:\n"),
nsysargs);
}
/* Got this far without error: If retval isn't in the
threads database, add it. */
- if (retval.pid () > 0 &&
- retval != inferior_ptid &&
- !in_thread_list (retval))
+ if (retval.pid () > 0
+ && retval != inferior_ptid
+ && !in_thread_list (retval))
{
/* We have a new thread. We need to add it both to
GDB's list and to our own. If we don't create a
/* Find procinfo for main process. */
pi = find_procinfo_or_die (inferior_ptid.pid (), 0);
- if (pi->as_fd == 0 &&
- open_procinfo_files (pi, FD_AS) == 0)
+ if (pi->as_fd == 0 && open_procinfo_files (pi, FD_AS) == 0)
{
proc_warn (pi, "xfer_memory, open_proc_files", __LINE__);
return TARGET_XFER_E_IO;
#if 0
if (pi->gregs_dirty)
- if (parent == NULL ||
- proc_get_current_thread (parent) != pi->tid)
+ if (parent == NULL || proc_get_current_thread (parent) != pi->tid)
if (!proc_set_gregs (pi)) /* flush gregs cache */
proc_warn (pi, "target_resume, set_gregs",
__LINE__);
if (gdbarch_fp0_regnum (target_gdbarch ()) >= 0)
if (pi->fpregs_dirty)
- if (parent == NULL ||
- proc_get_current_thread (parent) != pi->tid)
+ if (parent == NULL || proc_get_current_thread (parent) != pi->tid)
if (!proc_set_fpregs (pi)) /* flush fpregs cache */
proc_warn (pi, "target_resume, set_fpregs",
__LINE__);
errno = 0;
/* Convert signal to host numbering. */
- if (signo == 0 ||
- (signo == GDB_SIGNAL_STOP && pi->ignore_next_sigstop))
+ if (signo == 0 || (signo == GDB_SIGNAL_STOP && pi->ignore_next_sigstop))
native_signo = 0;
else
native_signo = gdb_signal_to_host (signo);
if (!target_is_pushed (ops))
push_target (ops);
- if ((pi = create_procinfo (pid, 0)) == NULL)
+ pi = create_procinfo (pid, 0);
+ if (pi == NULL)
perror (_("procfs: out of memory in 'init_inferior'"));
if (!open_procinfo_files (pi, FD_CTL))
*/
/* If not stopped yet, wait for it to stop. */
- if (!(proc_flags (pi) & PR_STOPPED) &&
- !(proc_wait_for_stop (pi)))
+ if (!(proc_flags (pi) & PR_STOPPED) && !(proc_wait_for_stop (pi)))
dead_procinfo (pi, "init_inferior: wait_for_stop failed", KILL);
/* Save some of the /proc state to be restored if we detach. */
if (!proc_get_traced_sysexit (pi, pi->saved_exitset))
proc_error (pi, "init_inferior, get_traced_sysexit", __LINE__);
- if ((fail = procfs_debug_inferior (pi)) != 0)
+ fail = procfs_debug_inferior (pi);
+ if (fail != 0)
proc_error (pi, "init_inferior (procfs_debug_inferior)", fail);
/* FIXME: logically, we should really be turning OFF run-on-last-close,
procinfo *pi;
sysset_t *exitset;
- if ((pi = create_procinfo (getpid (), 0)) == NULL)
+ pi = create_procinfo (getpid (), 0);
+ if (pi == NULL)
perror_with_name (_("procfs: create_procinfo failed in child."));
if (open_procinfo_files (pi, FD_CTL) == 0)
names. On the SGI, for example, there is no SYS_exec, but there
*is* a SYS_execv. So, we try to account for that. */
- exitset = sysset_t_alloc (pi);
+ exitset = XNEW (sysset_t);
premptyset (exitset);
#ifdef SYS_exec
praddset (exitset, SYS_exec);
proc = ptid.pid ();
thread = ptid.lwp ();
/* If I don't know it, it ain't alive! */
- if ((pi = find_procinfo (proc, thread)) == NULL)
+ pi = find_procinfo (proc, thread);
+ if (pi == NULL)
return false;
/* If I can't get its status, it ain't alive!
static char buf[80];
if (ptid.lwp () == 0)
- sprintf (buf, "process %d", ptid.pid ());
+ xsnprintf (buf, sizeof (buf), "process %d", ptid.pid ());
else
- sprintf (buf, "LWP %ld", ptid.lwp ());
+ xsnprintf (buf, sizeof (buf), "LWP %ld", ptid.lwp ());
return buf;
}
char name[PATH_MAX];
/* Solaris 11 introduced /proc/<proc-id>/execname. */
- xsnprintf (name, PATH_MAX, "/proc/%d/execname", pid);
+ xsnprintf (name, sizeof (name), "/proc/%d/execname", pid);
scoped_fd fd (gdb_open_cloexec (name, O_RDONLY, 0));
if (fd.get () < 0 || read (fd.get (), buf, PATH_MAX - 1) < 0)
{
Solaris 10. */
ssize_t len;
- xsnprintf (name, PATH_MAX, "/proc/%d/path/a.out", pid);
+ xsnprintf (name, sizeof (name), "/proc/%d/path/a.out", pid);
len = readlink (name, buf, PATH_MAX - 1);
if (len <= 0)
strcpy (buf, name);
pi = find_procinfo_or_die (inferior_ptid.pid (), 0);
if (proc_flags (pi) & (PR_STOPPED | PR_ISTOP))
- {
- if (proc_why (pi) == PR_FAULTED)
- {
- if (proc_what (pi) == FLTWATCH)
- return true;
- }
- }
+ if (proc_why (pi) == PR_FAULTED)
+ if (proc_what (pi) == FLTWATCH)
+ return true;
return false;
}
{
if (!target_have_steppable_watchpoint
&& !gdbarch_have_nonsteppable_watchpoint (target_gdbarch ()))
- {
- /* When a hardware watchpoint fires off the PC will be left at
- the instruction following the one which caused the
- watchpoint. It will *NOT* be necessary for GDB to step over
- the watchpoint. */
- return procfs_set_watchpoint (inferior_ptid, addr, len, type, 1);
- }
+ /* When a hardware watchpoint fires off the PC will be left at
+ the instruction following the one which caused the
+ watchpoint. It will *NOT* be necessary for GDB to step over
+ the watchpoint. */
+ return procfs_set_watchpoint (inferior_ptid, addr, len, type, 1);
else
- {
- /* When a hardware watchpoint fires off the PC will be left at
- the instruction which caused the watchpoint. It will be
- necessary for GDB to step over the watchpoint. */
- return procfs_set_watchpoint (inferior_ptid, addr, len, type, 0);
- }
+ /* When a hardware watchpoint fires off the PC will be left at
+ the instruction which caused the watchpoint. It will be
+ necessary for GDB to step over the watchpoint. */
+ return procfs_set_watchpoint (inferior_ptid, addr, len, type, 0);
}
int
/* Get the number of mappings, allocate space,
and read the mappings into prmaps. */
/* Open map fd. */
- sprintf (pathname, "/proc/%d/map", pi->pid);
+ xsnprintf (pathname, sizeof (pathname), "/proc/%d/map", pi->pid);
scoped_fd map_fd (open (pathname, O_RDONLY));
if (map_fd.get () < 0)
proc_error (pi, "iterate_over_mappings (read)", __LINE__);
for (prmap = prmaps; nmap > 0; prmap++, nmap--)
- if ((funcstat = (*func) (prmap, child_func, data)) != 0)
- return funcstat;
+ {
+ funcstat = (*func) (prmap, child_func, data);
+ if (funcstat != 0)
+ return funcstat;
+ }
return 0;
}
}
if (mappings)
- {
- info_proc_mappings (process, 0);
- }
+ info_proc_mappings (process, 0);
return true;
}
psargs[sizeof (psargs) - 1] = 0;
inf_args = get_inferior_args ();
- if (inf_args && *inf_args &&
- strlen (inf_args) < ((int) sizeof (psargs) - (int) strlen (psargs)))
+ if (inf_args && *inf_args
+ && (strlen (inf_args)
+ < ((int) sizeof (psargs) - (int) strlen (psargs))))
{
strncat (psargs, " ",
sizeof (psargs) - strlen (psargs));
projects / binutils-gdb.git / commitdiff