static void pcf_print_parameter(VSTREAM *fp, int mode, const char *name,
PCF_PARAM_NODE *node)
{
const char *value;
/*
* Use the default or actual value.
*/
value = pcf_lookup_parameter_value(mode, name, (PCF_MASTER_ENT *) 0, node);
/*
* Optionally expand $name in the parameter value. Print the result with
* or without the name= prefix.
*/
if (value != 0) {
if (mode & PCF_HIDE_VALUE) {
pcf_print_line(fp, mode, "%s\n", name);
} else {
if ((mode & PCF_SHOW_EVAL) != 0 && PCF_RAW_PARAMETER(node) == 0)
value = pcf_expand_parameter_value((VSTRING *) 0, mode, value,
(PCF_MASTER_ENT *) 0);
if ((mode & PCF_HIDE_NAME) == 0) {
pcf_print_line(fp, mode, "%s = %s\n", name, value);
} else {
pcf_print_line(fp, mode, "%s\n", value);
}
}
if (msg_verbose)
vstream_fflush(fp);
}
}
static const char *pcf_mynetworks(void)
{
static const char *networks;
const char *junk;
/*
* Use cached result.
*/
if (networks)
return (networks);
if (var_inet_interfaces == 0) {
if ((pcf_cmd_mode & PCF_SHOW_DEFS)
|| (junk = mail_conf_lookup_eval(VAR_INET_INTERFACES)) == 0)
junk = pcf_expand_parameter_value((VSTRING *) 0, pcf_cmd_mode,
DEF_INET_INTERFACES,
(PCF_MASTER_ENT *) 0);
var_inet_interfaces = mystrdup(junk);
}
if (var_mynetworks_style == 0) {
if ((pcf_cmd_mode & PCF_SHOW_DEFS)
|| (junk = mail_conf_lookup_eval(VAR_MYNETWORKS_STYLE)) == 0)
junk = pcf_expand_parameter_value((VSTRING *) 0, pcf_cmd_mode,
DEF_MYNETWORKS_STYLE,
(PCF_MASTER_ENT *) 0);
var_mynetworks_style = mystrdup(junk);
}
if (var_inet_protocols == 0) {
if ((pcf_cmd_mode & PCF_SHOW_DEFS)
|| (junk = mail_conf_lookup_eval(VAR_INET_PROTOCOLS)) == 0)
junk = pcf_expand_parameter_value((VSTRING *) 0, pcf_cmd_mode,
DEF_INET_PROTOCOLS,
(PCF_MASTER_ENT *) 0);
var_inet_protocols = mystrdup(junk);
(void) inet_proto_init(VAR_INET_PROTOCOLS, var_inet_protocols);
}
return (networks = mystrdup(mynetworks()));
}
void pcf_register_dbms_parameters(const char *param_value,
const char *(flag_parameter) (const char *, int, PCF_MASTER_ENT *),
PCF_MASTER_ENT *local_scope)
{
char *bufp;
static VSTRING *buffer = 0;
/*
* XXX This does not examine both sides of conditional macro expansion,
* and may expand the "wrong" conditional macros. This is the best we can
* do for legacy database configuration support.
*/
if (buffer == 0)
buffer = vstring_alloc(100);
bufp = pcf_expand_parameter_value(buffer, PCF_SHOW_EVAL, param_value,
local_scope);
pcf_register_dbms_helper(bufp, flag_parameter, local_scope);
}
static void pcf_print_master_param(VSTREAM *fp, int mode,
PCF_MASTER_ENT *masterp,
const char *param_name,
const char *param_value)
{
if (mode & PCF_HIDE_VALUE) {
pcf_print_line(fp, mode, "%s%c%s\n",
masterp->name_space, PCF_NAMESP_SEP_CH,
param_name);
} else {
if ((mode & PCF_SHOW_EVAL) != 0)
param_value = pcf_expand_parameter_value((VSTRING *) 0, mode,
param_value, masterp);
if ((mode & PCF_HIDE_NAME) == 0) {
pcf_print_line(fp, mode, "%s%c%s = %s\n",
masterp->name_space, PCF_NAMESP_SEP_CH,
param_name, param_value);
} else {
pcf_print_line(fp, mode, "%s\n", param_value);
}
}
if (msg_verbose)
vstream_fflush(fp);
}
static void pcf_print_master_field(VSTREAM *fp, int mode,
PCF_MASTER_ENT *masterp,
int field)
{
char **argv = masterp->argv->argv;
const char *arg;
const char *aval;
int arg_len;
int line_len;
int in_daemon_options;
int need_parens;
/*
* Show the field value, or the first value in the case of a multi-column
* field.
*/
#define ADD_CHAR(ch) ADD_TEXT((ch), 1)
line_len = 0;
if ((mode & PCF_HIDE_NAME) == 0) {
ADD_TEXT(argv[0], strlen(argv[0]));
ADD_CHAR(PCF_NAMESP_SEP_STR);
ADD_TEXT(argv[1], strlen(argv[1]));
ADD_CHAR(PCF_NAMESP_SEP_STR);
ADD_TEXT(pcf_str_field_pattern(field), strlen(pcf_str_field_pattern(field)));
}
if ((mode & (PCF_HIDE_NAME | PCF_HIDE_VALUE)) == 0) {
ADD_TEXT(" = ", 3);
}
if ((mode & PCF_HIDE_VALUE) == 0) {
if (line_len > 0 && line_len + strlen(argv[field]) > PCF_LINE_LIMIT) {
vstream_fputs("\n" PCF_INDENT_TEXT, fp);
line_len = PCF_INDENT_LEN;
}
ADD_TEXT(argv[field], strlen(argv[field]));
}
/*
* Format the daemon command-line options and non-option arguments. Here,
* we have no data-dependent preference for column positions, but we do
* have argument grouping preferences.
*/
if (field == PCF_MASTER_FLD_CMD && (mode & PCF_HIDE_VALUE) == 0) {
in_daemon_options = 1;
for (field += 1; (arg = argv[field]) != 0; field++) {
arg_len = strlen(arg);
aval = 0;
need_parens = 0;
if (in_daemon_options) {
/*
* We make no special case for generic options (-v -D)
* options.
*/
if (arg[0] != '-' || strcmp(arg, "--") == 0) {
in_daemon_options = 0;
} else if (strchr(pcf_daemon_options_expecting_value, arg[1]) != 0
&& (aval = argv[field + 1]) != 0) {
/* Force line break before option with value. */
line_len = PCF_LINE_LIMIT;
/*
* Optionally, expand $name in parameter value.
*/
if (strcmp(arg, "-o") == 0
&& (mode & PCF_SHOW_EVAL) != 0)
aval = pcf_expand_parameter_value((VSTRING *) 0, mode,
aval, masterp);
/*
* Keep option and value on the same line.
*/
arg_len += strlen(aval) + 1;
if ((need_parens = aval[strcspn(aval, PCF_MASTER_BLANKS)]) != 0)
arg_len += 2;
}
} else {
need_parens = arg[strcspn(arg, PCF_MASTER_BLANKS)];
}
/*
* Insert a line break when the next item won't fit.
*/
if (line_len > PCF_INDENT_LEN) {
if ((mode & PCF_FOLD_LINE) == 0
|| line_len + 1 + arg_len < PCF_LINE_LIMIT) {
ADD_SPACE;
} else {
vstream_fputs("\n" PCF_INDENT_TEXT, fp);
line_len = PCF_INDENT_LEN;
}
}
if (in_daemon_options == 0 && need_parens)
ADD_TEXT("{", 1);
ADD_TEXT(arg, strlen(arg));
if (in_daemon_options == 0 && need_parens)
ADD_TEXT("}", 1);
if (aval) {
ADD_SPACE;
if (need_parens)
ADD_TEXT("{", 1);
ADD_TEXT(aval, strlen(aval));
if (need_parens)
ADD_TEXT("}", 1);
field += 1;
/* Force line break after option with value. */
line_len = PCF_LINE_LIMIT;
}
}
}
vstream_fputs("\n", fp);
if (msg_verbose)
vstream_fflush(fp);
}
void pcf_print_master_entry(VSTREAM *fp, int mode, PCF_MASTER_ENT *masterp)
{
char **argv = masterp->argv->argv;
const char *arg;
const char *aval;
int arg_len;
int line_len;
int field;
int in_daemon_options;
int need_parens;
static int column_goal[] = {
0, /* service */
11, /* type */
17, /* private */
25, /* unpriv */
33, /* chroot */
41, /* wakeup */
49, /* maxproc */
57, /* command */
};
#define ADD_TEXT(text, len) do { \
vstream_fputs(text, fp); line_len += len; } \
while (0)
#define ADD_SPACE ADD_TEXT(" ", 1)
/*
* Show the standard fields at their preferred column position. Use at
* least one-space column separation.
*/
for (line_len = 0, field = 0; field < PCF_MASTER_MIN_FIELDS; field++) {
arg = argv[field];
if (line_len > 0) {
do {
ADD_SPACE;
} while (line_len < column_goal[field]);
}
ADD_TEXT(arg, strlen(arg));
}
/*
* Format the daemon command-line options and non-option arguments. Here,
* we have no data-dependent preference for column positions, but we do
* have argument grouping preferences.
*/
in_daemon_options = 1;
for ( /* void */ ; (arg = argv[field]) != 0; field++) {
arg_len = strlen(arg);
aval = 0;
need_parens = 0;
if (in_daemon_options) {
/*
* Try to show the generic options (-v -D) on the first line, and
* non-options on a later line.
*/
if (arg[0] != '-' || strcmp(arg, "--") == 0) {
in_daemon_options = 0;
#if 0
if (mode & PCF_FOLD_LINE)
/* Force line wrap. */
line_len = PCF_LINE_LIMIT;
#endif
}
/*
* Special processing for options that require a value.
*/
else if (strchr(pcf_daemon_options_expecting_value, arg[1]) != 0
&& (aval = argv[field + 1]) != 0) {
/* Force line wrap before option with value. */
line_len = PCF_LINE_LIMIT;
/*
* Optionally, expand $name in parameter value.
*/
if (strcmp(arg, "-o") == 0
&& (mode & PCF_SHOW_EVAL) != 0)
aval = pcf_expand_parameter_value((VSTRING *) 0, mode,
aval, masterp);
/*
* Keep option and value on the same line.
*/
arg_len += strlen(aval) + 3;
if ((need_parens = aval[strcspn(aval, PCF_MASTER_BLANKS)]) != 0)
arg_len += 2;
}
} else {
need_parens = arg[strcspn(arg, PCF_MASTER_BLANKS)];
}
/*
* Insert a line break when the next item won't fit.
*/
if (line_len > PCF_INDENT_LEN) {
if ((mode & PCF_FOLD_LINE) == 0
|| line_len + 1 + arg_len < PCF_LINE_LIMIT) {
ADD_SPACE;
} else {
vstream_fputs("\n" PCF_INDENT_TEXT, fp);
line_len = PCF_INDENT_LEN;
}
}
if (in_daemon_options == 0 && need_parens)
ADD_TEXT("{", 1);
ADD_TEXT(arg, strlen(arg));
if (in_daemon_options == 0 && need_parens)
ADD_TEXT("}", 1);
if (aval) {
ADD_TEXT(" ", 1);
if (need_parens)
ADD_TEXT("{", 1);
ADD_TEXT(aval, strlen(aval));
if (need_parens)
ADD_TEXT("}", 1);
field += 1;
/* Force line wrap after option with value. */
line_len = PCF_LINE_LIMIT;
}
}
vstream_fputs("\n", fp);
if (msg_verbose)
vstream_fflush(fp);
}