static void
print_media_word(int ifmw, int print_toptype)
{
struct ifmedia_description *desc;
struct ifmedia_type_to_subtype *ttos;
int seen_option = 0, i;
/* Find the top-level interface type. */
desc = get_toptype_desc(ifmw);
ttos = get_toptype_ttos(ifmw);
if (desc->ifmt_string == NULL) {
printf("<unknown type>");
return;
} else if (print_toptype) {
printf("%s", desc->ifmt_string);
}
/*
* Don't print the top-level type; it's not like we can
* change it, or anything.
*/
/* Find subtype. */
desc = get_subtype_desc(ifmw, ttos);
if (desc == NULL) {
printf("<unknown subtype>");
return;
}
if (print_toptype)
putchar(' ');
printf("%s", desc->ifmt_string);
if (print_toptype) {
desc = get_mode_desc(ifmw, ttos);
if (desc != NULL && strcasecmp("autoselect", desc->ifmt_string))
printf(" mode %s", desc->ifmt_string);
}
/* Find options. */
for (i = 0; ttos->options[i].desc != NULL; i++) {
if (ttos->options[i].alias)
continue;
for (desc = ttos->options[i].desc;
desc->ifmt_string != NULL; desc++) {
if (ifmw & desc->ifmt_word) {
if (seen_option == 0)
printf(" <");
printf("%s%s", seen_option++ ? "," : "",
desc->ifmt_string);
}
}
}
printf("%s", seen_option ? ">" : "");
if (print_toptype && IFM_INST(ifmw) != 0)
printf(" instance %d", IFM_INST(ifmw));
}
// ----------------------------------------------------------------
void multi_lrec_writer_output_srec(multi_lrec_writer_t* pmlw, lrec_t* poutrec, char* filename_or_command,
file_output_mode_t file_output_mode, int flush_every_record, context_t* pctx)
{
lrec_writer_and_fp_t* pstate = lhmsv_get(pmlw->pnames_to_lrec_writers_and_fps, filename_or_command);
if (pstate == NULL) {
pstate = mlr_malloc_or_die(sizeof(lrec_writer_and_fp_t));
pstate->plrec_writer = lrec_writer_alloc(pmlw->pwriter_opts);
MLR_INTERNAL_CODING_ERROR_IF(pstate->plrec_writer == NULL);
pstate->filename_or_command = mlr_strdup_or_die(filename_or_command);
char* mode_string = get_mode_string(file_output_mode);
char* mode_desc = get_mode_desc(file_output_mode);
if (file_output_mode == MODE_PIPE) {
pstate->is_popen = TRUE;
pstate->output_stream = popen(filename_or_command, mode_string);
if (pstate->output_stream == NULL) {
perror("popen");
fprintf(stderr, "%s: failed popen for %s on \"%s\".\n",
MLR_GLOBALS.bargv0, mode_desc, filename_or_command);
exit(1);
}
} else {
pstate->is_popen = FALSE;
pstate->output_stream = fopen(filename_or_command, mode_string);
if (pstate->output_stream == NULL) {
perror("fopen");
fprintf(stderr, "%s: failed fopen for %s on \"%s\".\n",
MLR_GLOBALS.bargv0, mode_desc, filename_or_command);
exit(1);
}
}
lhmsv_put(pmlw->pnames_to_lrec_writers_and_fps, mlr_strdup_or_die(filename_or_command), pstate, FREE_ENTRY_KEY);
}
pstate->plrec_writer->pprocess_func(pstate->plrec_writer->pvstate, pstate->output_stream, poutrec, pctx);
if (poutrec != NULL) {
if (flush_every_record)
fflush(pstate->output_stream);
} else {
if (pstate->is_popen) {
// Sadly, pclose returns an error even on well-formed commands. For example, if the popened
// command was "grep nonesuch" and the string "nonesuch" was not encountered, grep returns
// non-zero and popen flags it as an error. We cannot differentiate these from genuine
// failure cases so the best choice is to simply call pclose and ignore error codes.
// If a piped-to command does fail then it should have some output to stderr which the
// user can take advantage of.
(void)pclose(pstate->output_stream);
} else {
if (fclose(pstate->output_stream) != 0) {
perror("fclose");
fprintf(stderr, "%s: fclose error on \"%s\".\n", MLR_GLOBALS.bargv0, filename_or_command);
exit(1);
}
}
pstate->output_stream = NULL;
}
}
void
print_media_word_ifconfig(int ifmw)
{
struct ifmedia_description *desc;
struct ifmedia_type_to_subtype *ttos;
int seen_option = 0, i;
/* Find the top-level interface type. */
desc = get_toptype_desc(ifmw);
ttos = get_toptype_ttos(ifmw);
if (desc->ifmt_string == NULL) {
printf("<unknown type>");
return;
}
/*
* Don't print the top-level type; it's not like we can
* change it, or anything.
*/
/* Find subtype. */
desc = get_subtype_desc(ifmw, ttos);
if (desc == NULL) {
printf("<unknown subtype>");
return;
}
printf("media %s", desc->ifmt_string);
desc = get_mode_desc(ifmw, ttos);
if (desc != NULL)
printf(" mode %s", desc->ifmt_string);
/* Find options. */
for (i = 0; ttos->options[i].desc != NULL; i++) {
if (ttos->options[i].alias)
continue;
for (desc = ttos->options[i].desc;
desc->ifmt_string != NULL; desc++) {
if (ifmw & desc->ifmt_word) {
if (seen_option == 0)
printf(" mediaopt ");
printf("%s%s", seen_option++ ? "," : "",
desc->ifmt_string);
}
}
}
if (IFM_INST(ifmw) != 0)
printf(" instance %d", IFM_INST(ifmw));
}
static void
print_media_word_ifconfig(int ifmw)
{
struct ifmedia_description *desc;
struct ifmedia_type_to_subtype *ttos;
int i;
/* Find the top-level interface type. */
desc = get_toptype_desc(ifmw);
ttos = get_toptype_ttos(ifmw);
if (desc->ifmt_string == NULL) {
printf("<unknown type>");
return;
}
/*
* Don't print the top-level type; it's not like we can
* change it, or anything.
*/
/* Find subtype. */
desc = get_subtype_desc(ifmw, ttos);
if (desc != NULL)
goto got_subtype;
/* Falling to here means unknown subtype. */
printf("<unknown subtype>");
return;
got_subtype:
printf("media %s", desc->ifmt_string);
desc = get_mode_desc(ifmw, ttos);
if (desc != NULL)
printf(" mode %s", desc->ifmt_string);
/* Find options. */
for (i = 0; ttos->options[i].desc != NULL; i++) {
if (ttos->options[i].alias)
continue;
for (desc = ttos->options[i].desc;
desc->ifmt_string != NULL; desc++) {
if (ifmw & desc->ifmt_word) {
printf(" mediaopt %s", desc->ifmt_string);
}
}
}
}