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Tue Apr 25 13:51:58 2000 glen mccready <gkm@pobox.com>

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* rs6000-nat.c (xcoff_relocate_symtam): Recover from the wrong
	patch being applied `Fri Apr  7 13:44:38 2000'.
This commit is contained in:
Glen McCready
2000-04-25 17:55:36 +00:00
parent 730a39a0a3
commit 380b774b2d
2 changed files with 23 additions and 19 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
Tue Apr 25 13:51:58 2000 glen mccready <gkm@pobox.com>
* rs6000-nat.c (xcoff_relocate_symtam): Recover from the wrong
patch being applied `Fri Apr 7 13:44:38 2000'.
2000-04-24 Kevin Buettner <kevinb@redhat.com> 2000-04-24 Kevin Buettner <kevinb@redhat.com>
* ia64-linux-tdep.c: New file. * ia64-linux-tdep.c: New file.

37
gdb/rs6000-nat.c
View File

@ -640,39 +640,38 @@ xcoff_relocate_symtab (pid)
unsigned int pid; unsigned int pid;
{ {
int load_segs = 64; /* number of load segments */ int load_segs = 64; /* number of load segments */
int rc;
struct ld_info *ldi = NULL;
do do
{ {
struct ld_info *ldi; ldi = (void *) xrealloc (ldi, load_segs * sizeof (*ldi));
int rc;
ldi = (void *) alloca (load_segs * sizeof (*ldi)); /* According to my humble theory, AIX has some timing problems and
if (ldi == 0) when the user stack grows, kernel doesn't update stack info in time
perror_with_name ("xcoff_relocate_symtab"); and ptrace calls step on user stack. That is why we sleep here a
little, and give kernel to update its internals. */
/* According to my humble theory, AIX has some timing problems and usleep (36000);
when the user stack grows, kernel doesn't update stack info in time
and ptrace calls step on user stack. That is why we sleep here a little,
and give kernel to update its internals. */
usleep (36000); errno = 0;
errno = 0;
rc = ptrace (PT_LDINFO, pid, (PTRACE_ARG3_TYPE) ldi, rc = ptrace (PT_LDINFO, pid, (PTRACE_ARG3_TYPE) ldi,
load_segs * sizeof (*ldi), (int *) ldi); load_segs * sizeof (*ldi), (int *) ldi);
if (rc == -1) if (rc == -1)
{ {
if (errno == ENOMEM) if (errno == ENOMEM)
load_segs *= 2; load_segs *= 2;
else else
perror_with_name ("ptrace ldinfo"); perror_with_name ("ptrace ldinfo");
} }
else else
{ {
vmap_ldinfo (ldi); vmap_ldinfo (ldi);
vmap_exec (); /* relocate the exec and core sections as well. */ vmap_exec (); /* relocate the exec and core sections as well. */
} }
} while (rc == -1); } while (rc == -1);
if (ldi)
free (ldi);
} }
/* Core file stuff. */ /* Core file stuff. */