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* mips-tdep.c (heuristic_proc_start): First time we print the

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warning, elaborate.
	(_initialize_mips_tdep): Improve docstring for `set heur'.
This commit is contained in:
Jim Kingdon
1993-07-20 22:36:13 +00:00
parent f03b1f0d44
commit 23d3557255
2 changed files with 26 additions and 5 deletions
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27
gdb/mips-tdep.c
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@@ -139,12 +139,25 @@ heuristic_proc_start(pc)
decstation). 22apr93 rich@cygnus.com. */
if (!stop_soon_quietly)
{
static int blurb_printed = 0;
if (fence == VM_MIN_ADDRESS)
warning("Hit beginning of text section without finding");
else
warning("Hit heuristic-fence-post without finding");
warning("enclosing function for pc 0x%x", pc);
warning("enclosing function for address 0x%x", pc);
if (!blurb_printed)
{
printf_filtered ("\
This warning occurs if you are debugging a function without any symbols\n\
(for example, in a stripped executable). In that case, you may wish to\n\
increase the size of the search with the `set heuristic-fence-post' command.\n\
\n\
Otherwise, you told GDB there was a function where there isn't one, or\n\
(more likely) you have encountered a bug in GDB.\n");
blurb_printed = 1;
}
}
return 0;
@@ -286,8 +299,9 @@ find_proc_desc(pc, next_frame)
if (PROC_LOW_ADDR(&link->info) <= pc
&& PROC_HIGH_ADDR(&link->info) > pc)
return &link->info;
proc_desc =
heuristic_proc_desc(heuristic_proc_start(pc), pc, next_frame);
heuristic_proc_desc (heuristic_proc_start (pc), pc, next_frame);
}
return proc_desc;
}
@@ -870,8 +884,11 @@ or dealing with return values.", &setlist),
add_show_from_set
(add_set_cmd ("heuristic-fence-post", class_support, var_uinteger,
(char *) &heuristic_fence_post,
"Set the distance searched for the start of a function.\n\
Set number of bytes to be searched backward to find the beginning of a\n\
function without symbols.", &setlist),
"\
Set the distance searched for the start of a function.\n\
If you are debugging a stripped executable, GDB needs to search through the\n\
program for the start of a function. This command sets the distance of the\n\
search. The only need to set it is when debugging a stripped executable.",
&setlist),
&showlist);
}