int my_search_option_files(const char *conf_file, int *argc, char ***argv,
uint *args_used, Process_option_func func,
void *func_ctx, const char **default_directories)
{
const char **dirs, *forced_default_file, *forced_extra_defaults;
int error= 0;
DBUG_ENTER("my_search_option_files");
/* Check if we want to force the use a specific default file */
*args_used+= get_defaults_options(*argc - *args_used, *argv + *args_used,
(char **) &forced_default_file,
(char **) &forced_extra_defaults,
(char **) &my_defaults_group_suffix);
if (! my_defaults_group_suffix)
my_defaults_group_suffix= getenv(STRINGIFY_ARG(DEFAULT_GROUP_SUFFIX_ENV));
if (forced_extra_defaults && !defaults_already_read)
{
int error= fn_expand(forced_extra_defaults, my_defaults_extra_file_buffer);
if (error)
DBUG_RETURN(error);
my_defaults_extra_file= my_defaults_extra_file_buffer;
}
if (forced_default_file && !defaults_already_read)
{
int error= fn_expand(forced_default_file, my_defaults_file_buffer);
if (error)
DBUG_RETURN(error);
my_defaults_file= my_defaults_file_buffer;
}
defaults_already_read= TRUE;
/*
We can only handle 'defaults-group-suffix' if we are called from
load_defaults() as otherwise we can't know the type of 'func_ctx'
*/
if (my_defaults_group_suffix && func == handle_default_option)
{
/* Handle --defaults-group-suffix= */
uint i;
const char **extra_groups;
const size_t instance_len= strlen(my_defaults_group_suffix);
struct handle_option_ctx *ctx= (struct handle_option_ctx*) func_ctx;
char *ptr;
TYPELIB *group= ctx->group;
if (!(extra_groups=
(const char**)alloc_root(ctx->alloc,
(2*group->count+1)*sizeof(char*))))
DBUG_RETURN(2);
for (i= 0; i < group->count; i++)
{
size_t len;
extra_groups[i]= group->type_names[i]; /** copy group */
len= strlen(extra_groups[i]);
if (!(ptr= alloc_root(ctx->alloc, (uint) (len+instance_len+1))))
DBUG_RETURN(2);
extra_groups[i+group->count]= ptr;
/** Construct new group */
memcpy(ptr, extra_groups[i], len);
memcpy(ptr+len, my_defaults_group_suffix, instance_len+1);
}
group->count*= 2;
group->type_names= extra_groups;
group->type_names[group->count]= 0;
}
if (my_defaults_file)
{
if ((error= search_default_file_with_ext(func, func_ctx, "", "",
my_defaults_file, 0)) < 0)
goto err;
if (error > 0)
{
fprintf(stderr, "Could not open required defaults file: %s\n",
my_defaults_file);
goto err;
}
}
else if (dirname_length(conf_file))
{
if ((error= search_default_file(func, func_ctx, NullS, conf_file)) < 0)
goto err;
}
else
{
my_bool found_conf= FALSE;
for (dirs= default_directories ; *dirs; dirs++)
{
if (**dirs)
{
int file_err= search_default_file(func, func_ctx, *dirs, conf_file);
if (file_err < 0)
goto err;
else if (file_err == 0)
found_conf= TRUE;
}
else if (my_defaults_extra_file)
{
if ((error= search_default_file_with_ext(func, func_ctx, "", "",
my_defaults_extra_file, 0)) < 0)
goto err; /* Fatal error */
if (error > 0)
{
fprintf(stderr, "Could not open required defaults file: %s\n",
my_defaults_extra_file);
goto err;
}
found_conf= TRUE;
}
}
if (!found_conf)
{
goto err;
}
}
DBUG_RETURN(0);
err:
DBUG_RETURN(1);
}
int my_search_option_files(const char *conf_file, int *argc, char ***argv,
uint *args_used, Process_option_func func,
void *func_ctx)
{
const char **dirs, *forced_default_file, *forced_extra_defaults;
int error= 0;
DBUG_ENTER("my_search_option_files");
/* Check if we want to force the use a specific default file */
*args_used+= get_defaults_options(*argc - *args_used, *argv + *args_used,
(char **) &forced_default_file,
(char **) &forced_extra_defaults,
(char **) &my_defaults_group_suffix);
if (! my_defaults_group_suffix)
my_defaults_group_suffix= getenv(STRINGIFY_ARG(DEFAULT_GROUP_SUFFIX_ENV));
if (forced_extra_defaults)
my_defaults_extra_file= (char *) forced_extra_defaults;
if (forced_default_file)
my_defaults_file= forced_default_file;
/*
We can only handle 'defaults-group-suffix' if we are called from
load_defaults() as otherwise we can't know the type of 'func_ctx'
*/
if (my_defaults_group_suffix && func == handle_default_option)
{
/* Handle --defaults-group-suffix= */
uint i;
const char **extra_groups;
const uint instance_len= strlen(my_defaults_group_suffix);
struct handle_option_ctx *ctx= (struct handle_option_ctx*) func_ctx;
char *ptr;
TYPELIB *group= ctx->group;
if (!(extra_groups=
(const char**)alloc_root(ctx->alloc,
(2*group->count+1)*sizeof(char*))))
goto err;
for (i= 0; i < group->count; i++)
{
uint len;
extra_groups[i]= group->type_names[i]; /** copy group */
len= strlen(extra_groups[i]);
if (!(ptr= alloc_root(ctx->alloc, len+instance_len+1)))
goto err;
extra_groups[i+group->count]= ptr;
/** Construct new group */
memcpy(ptr, extra_groups[i], len);
memcpy(ptr+len, my_defaults_group_suffix, instance_len+1);
}
group->count*= 2;
group->type_names= extra_groups;
group->type_names[group->count]= 0;
}
if (forced_default_file)
{
if ((error= search_default_file_with_ext(func, func_ctx, "", "",
forced_default_file, 0)) < 0)
goto err;
if (error > 0)
{
fprintf(stderr, "Could not open required defaults file: %s\n",
forced_default_file);
goto err;
}
}
else if (dirname_length(conf_file))
{
if ((error= search_default_file(func, func_ctx, NullS, conf_file)) < 0)
goto err;
}
else
{
for (dirs= default_directories ; *dirs; dirs++)
{
if (**dirs)
{
if (search_default_file(func, func_ctx, *dirs, conf_file) < 0)
goto err;
}
else if (my_defaults_extra_file)
{
if ((error= search_default_file_with_ext(func, func_ctx, "", "",
my_defaults_extra_file, 0)) < 0)
goto err; /* Fatal error */
if (error > 0)
{
fprintf(stderr, "Could not open required defaults file: %s\n",
my_defaults_extra_file);
goto err;
}
}
}
}
DBUG_RETURN(error);
err:
fprintf(stderr,"Fatal error in defaults handling. Program aborted\n");
exit(1);
return 0; /* Keep compiler happy */
}
