diff options
Diffstat (limited to 'gdb/rs6000-nat.c')
| -rw-r--r-- | gdb/rs6000-nat.c | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/gdb/rs6000-nat.c b/gdb/rs6000-nat.c index 63fadcf..f4b2831 100644 --- a/gdb/rs6000-nat.c +++ b/gdb/rs6000-nat.c @@ -639,11 +639,16 @@ void xcoff_relocate_symtab (pid) unsigned int pid; { -#define MAX_LOAD_SEGS 64 /* maximum number of load segments */ + int load_segs = 64; /* number of load segments */ + do + { struct ld_info *ldi; + int rc; - ldi = (void *) alloca (MAX_LOAD_SEGS * sizeof (*ldi)); + ldi = (void *) alloca (load_segs * sizeof (*ldi)); + if (ldi == 0) + perror_with_name ("xcoff_relocate_symtab"); /* According to my humble theory, AIX has some timing problems and when the user stack grows, kernel doesn't update stack info in time @@ -653,15 +658,21 @@ xcoff_relocate_symtab (pid) usleep (36000); errno = 0; - ptrace (PT_LDINFO, pid, (PTRACE_ARG3_TYPE) ldi, - MAX_LOAD_SEGS * sizeof (*ldi), (int *) ldi); - if (errno) + rc = ptrace (PT_LDINFO, pid, (PTRACE_ARG3_TYPE) ldi, + load_segs * sizeof (*ldi), (int *) ldi); + if (rc == -1) + { + if (errno == ENOMEM) + load_segs *= 2; + else perror_with_name ("ptrace ldinfo"); - + } + else + { vmap_ldinfo (ldi); - - /* relocate the exec and core sections as well. */ - vmap_exec (); + vmap_exec (); /* relocate the exec and core sections as well. */ + } + } while (rc == -1); } /* Core file stuff. */ |