diff options
Diffstat (limited to 'gdb/somsolib.c')
| -rw-r--r-- | gdb/somsolib.c | 57 |
1 files changed, 33 insertions, 24 deletions
diff --git a/gdb/somsolib.c b/gdb/somsolib.c index 77c54e1..f9807ab 100644 --- a/gdb/somsolib.c +++ b/gdb/somsolib.c @@ -161,11 +161,10 @@ static struct so_list *so_list_head; shared objects on the so_list_head list. (When we say size, here we mean of the information before it is brought into memory and potentially expanded by GDB.) When adding a new shlib, this value - is compared against the threshold size, held by auto_solib_add + is compared against the threshold size, held by auto_solib_limit (in megabytes). If adding symbols for the new shlib would cause - the total size to exceed the threshold, then the new shlib's symbols - are not loaded. - */ + the total size to exceed the threshold, then the new shlib's + symbols are not loaded. */ static LONGEST som_solib_total_st_size; /* When the threshold is reached for any shlib, we refuse to add @@ -403,7 +402,7 @@ som_solib_load_symbols (struct so_list *so, char *name, int from_tty, /* Add symbols from shared libraries into the symtab list, unless the - size threshold (specified by auto_solib_add, in megabytes) would + size threshold specified by auto_solib_limit (in megabytes) would be exceeded. */ void @@ -778,12 +777,13 @@ som_solib_add (char *arg_string, int from_tty, struct target_ops *target) st_size = som_solib_sizeof_symbol_table (name); som_solib_st_size_threshold_exceeded = !from_tty && - ((st_size + som_solib_total_st_size) > (auto_solib_add * (LONGEST) 1000000)); + auto_solib_add && + ((st_size + som_solib_total_st_size) > (auto_solib_limit * (LONGEST) 1000000)); if (som_solib_st_size_threshold_exceeded) { if (!threshold_warning_given) - warning ("Symbols for some libraries have not been loaded, because\ndoing so would exceed the size threshold specified by auto-solib-add.\nTo manually load symbols, use the 'sharedlibrary' command.\nTo raise the threshold, set auto-solib-add to a larger value and rerun\nthe program.\n"); + warning ("Symbols for some libraries have not been loaded, because\ndoing so would exceed the size threshold specified by auto-solib-limit.\nTo manually load symbols, use the 'sharedlibrary' command.\nTo raise the threshold, set auto-solib-limit to a larger value and rerun\nthe program.\n"); threshold_warning_given = 1; /* We'll still make note of this shlib, even if we don't @@ -1571,28 +1571,37 @@ _initialize_som_solib (void) "Load shared object library symbols for files matching REGEXP."); add_info ("sharedlibrary", som_sharedlibrary_info_command, "Status of loaded shared object libraries."); + add_show_from_set - (add_set_cmd ("auto-solib-add", class_support, var_zinteger, + (add_set_cmd ("auto-solib-add", class_support, var_boolean, (char *) &auto_solib_add, - "Set autoloading size threshold (in megabytes) of shared library symbols.\n\ -If nonzero, symbols from all shared object libraries will be loaded\n\ -automatically when the inferior begins execution or when the dynamic linker\n\ -informs gdb that a new library has been loaded, until the symbol table\n\ -of the program and libraries exceeds this threshold.\n\ -Otherwise, symbols must be loaded manually, using `sharedlibrary'.", + "Set autoloading of shared library symbols.\n\ +If \"on\", symbols from all shared object libraries will be loaded\n\ +automatically when the inferior begins execution, when the dynamic linker\n\ +informs gdb that a new library has been loaded, or when attaching to the\n\ +inferior. Otherwise, symbols must be loaded manually, using `sharedlibrary'.", &setlist), &showlist); - /* ??rehrauer: On HP-UX, the kernel parameter MAXDSIZ limits how much - data space a process can use. We ought to be reading MAXDSIZ and - setting auto_solib_add to some large fraction of that value. If - not that, we maybe ought to be setting it smaller than the default - for MAXDSIZ (that being 64Mb, I believe). However, [1] this threshold - is only crudely approximated rather than actually measured, and [2] - 50 Mbytes is too small for debugging gdb itself. Thus, the arbitrary - 100 figure. - */ - auto_solib_add = 100; /* Megabytes */ + add_show_from_set + (add_set_cmd ("auto-solib-limit", class_support, var_zinteger, + (char *) &auto_solib_limit, + "Set threshold (in Mb) for autoloading shared library symbols.\n\ +When shared library autoloading is enabled, new libraries will be loaded\n\ +only until the total size of shared library symbols exceeds this\n\ +threshold in megabytes. Is ignored when using `sharedlibrary'.", + &setlist), + &showlist); + + /* ??rehrauer: On HP-UX, the kernel parameter MAXDSIZ limits how + much data space a process can use. We ought to be reading + MAXDSIZ and setting auto_solib_limit to some large fraction of + that value. If not that, we maybe ought to be setting it smaller + than the default for MAXDSIZ (that being 64Mb, I believe). + However, [1] this threshold is only crudely approximated rather + than actually measured, and [2] 50 Mbytes is too small for + debugging gdb itself. Thus, the arbitrary 100 figure. */ + auto_solib_limit = 100; /* Megabytes */ som_solib_restart (); } |