// ----------------------------------------------------------------
static int stdio_byte_reader_open_func(struct _byte_reader_t* pbr, char* prepipe, char* filename) {
stdio_byte_reader_state_t* pstate = mlr_malloc_or_die(sizeof(stdio_byte_reader_state_t));
pstate->filename = mlr_strdup_or_die(filename);
if (prepipe == NULL) {
if (streq(pstate->filename, "-")) {
pstate->fp = stdin;
} else {
pstate->fp = fopen(filename, "r");
if (pstate->fp == NULL) {
perror("fopen");
fprintf(stderr, "%s: Couldn't fopen \"%s\" for read.\n", MLR_GLOBALS.argv0, filename);
exit(1);
}
}
} else {
char* command = mlr_malloc_or_die(strlen(prepipe) + 3 + strlen(filename) + 1);
if (streq(filename, "-"))
sprintf(command, "%s", prepipe);
else
sprintf(command, "%s < %s", prepipe, filename);
pstate->fp = popen(command, "r");
if (pstate->fp == NULL) {
fprintf(stderr, "%s: Couldn't popen \"%s\" for read.\n", MLR_GLOBALS.argv0, command);
perror(command);
exit(1);
}
free(command);
}
pbr->pvstate = pstate;
return TRUE;
}
// ----------------------------------------------------------------
lrec_reader_t* lrec_reader_stdio_json_alloc(char* input_json_flatten_separator, json_array_ingest_t json_array_ingest, char* line_term,
comment_handling_t comment_handling, char* comment_string)
{
lrec_reader_t* plrec_reader = mlr_malloc_or_die(sizeof(lrec_reader_t));
lrec_reader_stdio_json_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_reader_stdio_json_state_t));
pstate->ptop_level_json_objects = sllv_alloc();
pstate->precords = sllv_alloc();
pstate->input_json_flatten_separator = input_json_flatten_separator;
pstate->json_array_ingest = json_array_ingest;
pstate->specified_line_term = line_term;
pstate->do_auto_line_term = FALSE;
pstate->detected_line_term = "\n"; // xxx adapt to MLR_GLOBALS/ctx-const for Windows port
pstate->comment_handling = comment_handling;
pstate->comment_string = comment_string;
if (streq(line_term, "auto")) {
pstate->do_auto_line_term = TRUE;
}
plrec_reader->pvstate = (void*)pstate;
plrec_reader->popen_func = file_ingestor_stdio_vopen;
plrec_reader->pclose_func = file_ingestor_stdio_nop_vclose;
plrec_reader->pprocess_func = lrec_reader_stdio_json_process;
plrec_reader->psof_func = lrec_reader_stdio_json_sof;
plrec_reader->pfree_func = lrec_reader_stdio_json_free;
return plrec_reader;
}
// ----------------------------------------------------------------
lrec_reader_t* lrec_reader_mmap_csvlite_alloc(char* irs, char* ifs, int allow_repeat_ifs) {
lrec_reader_t* plrec_reader = mlr_malloc_or_die(sizeof(lrec_reader_t));
lrec_reader_mmap_csvlite_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_reader_mmap_csvlite_state_t));
pstate->ifnr = 0LL;
pstate->irs = irs;
pstate->ifs = ifs;
pstate->irslen = strlen(irs);
pstate->ifslen = strlen(ifs);
pstate->allow_repeat_ifs = allow_repeat_ifs;
pstate->expect_header_line_next = TRUE;
pstate->pheader_keeper = NULL;
pstate->pheader_keepers = lhmslv_alloc();
// xxx get rid of func-ptr ampersands throughout the tree
plrec_reader->pvstate = (void*)pstate;
plrec_reader->popen_func = file_reader_mmap_vopen;
plrec_reader->pclose_func = file_reader_mmap_vclose;
plrec_reader->pprocess_func = (pstate->irslen == 1 && pstate->ifslen == 1)
? lrec_reader_mmap_csvlite_process_single_seps
: lrec_reader_mmap_csvlite_process_multi_seps;
plrec_reader->psof_func = lrec_reader_mmap_csvlite_sof;
plrec_reader->pfree_func = NULL;
return plrec_reader;
}
lrec_reader_t* lrec_reader_stdio_dkvp_alloc(char* irs, char* ifs, char* ips, int allow_repeat_ifs) {
lrec_reader_t* plrec_reader = mlr_malloc_or_die(sizeof(lrec_reader_t));
lrec_reader_stdio_dkvp_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_reader_stdio_dkvp_state_t));
pstate->irs = irs;
pstate->ifs = ifs;
pstate->ips = ips;
pstate->irslen = strlen(irs);
pstate->ifslen = strlen(ifs);
pstate->ipslen = strlen(ips);
pstate->allow_repeat_ifs = allow_repeat_ifs;
plrec_reader->pvstate = (void*)pstate;
plrec_reader->popen_func = &file_reader_stdio_vopen;
plrec_reader->pclose_func = &file_reader_stdio_vclose;
if (pstate->irslen == 1) {
plrec_reader->pprocess_func = (pstate->ifslen == 1 && pstate->ipslen == 1)
? &lrec_reader_stdio_dkvp_process_single_irs_single_others
: &lrec_reader_stdio_dkvp_process_single_irs_multi_others;
} else {
plrec_reader->pprocess_func = (pstate->ifslen == 1 && pstate->ipslen == 1)
? &lrec_reader_stdio_dkvp_process_multi_irs_single_others
: &lrec_reader_stdio_dkvp_process_multi_irs_multi_others;
}
plrec_reader->psof_func = &lrec_reader_stdio_dkvp_sof;
plrec_reader->pfree_func = &lrec_reader_stdio_dkvp_free;
return plrec_reader;
}
// ----------------------------------------------------------------
lrec_writer_t* lrec_writer_csv_alloc(char* ors, char* ofs, int oquoting, int headerless_csv_output) {
lrec_writer_t* plrec_writer = mlr_malloc_or_die(sizeof(lrec_writer_t));
lrec_writer_csv_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_writer_csv_state_t));
pstate->onr = 0;
pstate->ors = ors;
pstate->ofs = ofs;
pstate->orslen = strlen(pstate->ors);
pstate->ofslen = strlen(pstate->ofs);
pstate->headerless_csv_output = headerless_csv_output;
switch(oquoting) {
case QUOTE_ALL: pstate->pquoted_output_func = quote_all_output_func; break;
case QUOTE_NONE: pstate->pquoted_output_func = quote_none_output_func; break;
case QUOTE_MINIMAL: pstate->pquoted_output_func = quote_minimal_output_func; break;
case QUOTE_NUMERIC: pstate->pquoted_output_func = quote_numeric_output_func; break;
default:
fprintf(stderr, "%s: internal coding error: output-quoting style 0x%x unrecognized.\n",
MLR_GLOBALS.argv0, oquoting);
exit(1);
}
pstate->num_header_lines_output = 0LL;
pstate->plast_header_output = NULL;
plrec_writer->pvstate = (void*)pstate;
plrec_writer->pprocess_func = lrec_writer_csv_process;
plrec_writer->pfree_func = lrec_writer_csv_free;
return plrec_writer;
}
// xxx cmt mem-mgt
// xxx put "alloc" in the name
char* mt_format_val(mv_t* pval) {
char* string = NULL;
switch(pval->type) {
case MT_NULL:
return strdup("");
break;
case MT_ERROR:
return strdup("(error)");
break;
case MT_BOOL:
return strdup(pval->u.boolv ? "true" : "false");
break;
case MT_DOUBLE:
// xxx what is worst-case here ...
string = mlr_malloc_or_die(32);
sprintf(string, MLR_GLOBALS.ofmt, pval->u.dblv);
return string;
break;
case MT_INT:
// log10(2**64) is < 20 so this is plenty.
string = mlr_malloc_or_die(32);
sprintf(string, "%lld", pval->u.intv);
return string;
break;
case MT_STRING:
return strdup(pval->u.strv);
break;
default:
return strdup("???");
break;
}
}
// ----------------------------------------------------------------
lrec_reader_t* lrec_reader_mmap_xtab_alloc(char* ifs, char* ips, int allow_repeat_ips) {
lrec_reader_t* plrec_reader = mlr_malloc_or_die(sizeof(lrec_reader_t));
lrec_reader_mmap_xtab_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_reader_mmap_xtab_state_t));
pstate->ifs = ifs;
pstate->ips = ips;
pstate->ifslen = strlen(pstate->ifs);
pstate->ipslen = strlen(pstate->ips);
pstate->allow_repeat_ips = allow_repeat_ips;
plrec_reader->pvstate = (void*)pstate;
plrec_reader->popen_func = file_reader_mmap_vopen;
plrec_reader->pclose_func = file_reader_mmap_vclose;
if (pstate->ifslen == 1) {
plrec_reader->pprocess_func = (pstate->ipslen == 1)
? lrec_reader_mmap_xtab_process_single_ifs_single_ips
: lrec_reader_mmap_xtab_process_single_ifs_multi_ips;
} else {
plrec_reader->pprocess_func = (pstate->ipslen == 1)
? lrec_reader_mmap_xtab_process_multi_ifs_single_ips
: lrec_reader_mmap_xtab_process_multi_ifs_multi_ips;
}
plrec_reader->psof_func = lrec_reader_mmap_xtab_sof;
plrec_reader->pfree_func = lrec_reader_mmap_xtab_free;
return plrec_reader;
}
// ----------------------------------------------------------------
percentile_keeper_t* percentile_keeper_alloc() {
int capacity = INITIAL_CAPACITY;
percentile_keeper_t* ppercentile_keeper = mlr_malloc_or_die(sizeof(percentile_keeper_t));
ppercentile_keeper->data = mlr_malloc_or_die(capacity*sizeof(double));
ppercentile_keeper->size = 0;
ppercentile_keeper->capacity = capacity;
ppercentile_keeper->sorted = FALSE;
return ppercentile_keeper;
}
// ----------------------------------------------------------------
lrec_reader_t* lrec_reader_csvex_alloc(byte_reader_t* pbr, char irs, char ifs) {
lrec_reader_t* plrec_reader = mlr_malloc_or_die(sizeof(lrec_reader_t));
lrec_reader_csvex_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_reader_csvex_state_t));
pstate->ilno = 0LL;
pstate->irs = "\r\n"; // xxx multi-byte the cli irs/ifs/etc, and integrate here
pstate->ifs = ","; // xxx multi-byte the cli irs/ifs/etc, and integrate here
pstate->dquote_irs = mlr_paste_2_strings("\"", pstate->irs);
pstate->dquote_ifs = mlr_paste_2_strings("\"", pstate->ifs);
pstate->dquote_eof = "\"\xff";
pstate->dquote = "\"";
pstate->dquote_dquote = "\"\"";
pstate->ifs_eof = mlr_paste_2_strings(pstate->ifs, "\xff");
pstate->irs_len = strlen(pstate->irs);
pstate->ifs_len = strlen(pstate->ifs);
pstate->dquote_irs_len = strlen(pstate->dquote_irs);
pstate->dquote_ifs_len = strlen(pstate->dquote_ifs);
pstate->dquote_eof_len = strlen(pstate->dquote_eof);
pstate->dquote_len = strlen(pstate->dquote);
pstate->dquote_dquote_len = strlen(pstate->dquote_dquote);
pstate->ifs_eof_len = strlen(pstate->ifs_eof);
pstate->peek_buf_len = pstate->irs_len;
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->ifs_len);
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->dquote_irs_len);
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->dquote_ifs_len);
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->dquote_eof_len);
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->dquote_len);
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->dquote_dquote_len);
pstate->peek_buf_len = mlr_imax2(pstate->peek_buf_len, pstate->ifs_eof_len);
pstate->peek_buf_len += 2;
sb_init(&pstate->sb, STRING_BUILDER_INIT_SIZE);
pstate->psb = &pstate->sb;
pstate->pbr = pbr;
pstate->pfr = NULL;
// xxx allocate the parse-tries here -- one for dquote only,
// the second for non-dquote-after-that, the third for dquoted-after-that.
pstate->expect_header_line_next = TRUE;
pstate->pheader_keeper = NULL;
pstate->pheader_keepers = lhmslv_alloc();
plrec_reader->pvstate = (void*)pstate;
plrec_reader->popen_func = &file_reader_stdio_vopen;
plrec_reader->pclose_func = &file_reader_stdio_vclose;
plrec_reader->pprocess_func = &lrec_reader_csvex_process;
plrec_reader->psof_func = &lrec_reader_csvex_sof;
plrec_reader->pfree_func = &lrec_reader_csvex_free;
return plrec_reader;
}
rval_evaluator_t* rval_evaluator_alloc_from_x_z_func(mv_zary_func_t* pfunc) {
rval_evaluator_x_z_state_t* pstate = mlr_malloc_or_die(sizeof(rval_evaluator_x_z_state_t));
pstate->pfunc = pfunc;
rval_evaluator_t* pevaluator = mlr_malloc_or_die(sizeof(rval_evaluator_t));
pevaluator->pvstate = pstate;
pevaluator->pprocess_func = rval_evaluator_x_z_func;
pevaluator->pfree_func = rval_evaluator_x_z_free;
return pevaluator;
}
static step_t* step_rsum_alloc(char* input_field_name) {
step_t* pstep = mlr_malloc_or_die(sizeof(step_t));
step_rsum_state_t* pstate = mlr_malloc_or_die(sizeof(step_rsum_state_t));
pstate->rsum = 0.0;
pstate->output_field_name = mlr_paste_2_strings(input_field_name, "_rsum");
pstep->pvstate = (void*)pstate;
pstep->psprocess_func = NULL;
pstep->pdprocess_func = &step_rsum_dprocess;
return pstep;
}
static acc_t* acc_count_alloc() {
acc_t* pacc = mlr_malloc_or_die(sizeof(acc_t));
acc_count_state_t* pstate = mlr_malloc_or_die(sizeof(acc_count_state_t));
pstate->count = 0LL;
pacc->pvstate = (void*)pstate;
pacc->psingest_func = &acc_count_singest;
pacc->pdingest_func = NULL;
pacc->pemit_func = &acc_count_emit;
return pacc;
}
static step_t* step_counter_alloc(char* input_field_name) {
step_t* pstep = mlr_malloc_or_die(sizeof(step_t));
step_counter_state_t* pstate = mlr_malloc_or_die(sizeof(step_counter_state_t));
pstate->counter = 0LL;
pstate->output_field_name = mlr_paste_2_strings(input_field_name, "_counter");
pstep->pvstate = (void*)pstate;
pstep->psprocess_func = &step_counter_sprocess;
pstep->pdprocess_func = NULL;
return pstep;
}
static acc_t* acc_percentile_alloc() {
acc_t* pacc = mlr_malloc_or_die(sizeof(acc_t));
acc_percentile_state_t* pstate = mlr_malloc_or_die(sizeof(acc_percentile_state_t));
pstate->ppercentile_keeper = percentile_keeper_alloc();
pacc->pvstate = (void*)pstate;
pacc->psingest_func = NULL;
pacc->pdingest_func = &acc_percentile_dingest;
pacc->pemit_func = &acc_percentile_emit;
return pacc;
}
static acc_t* acc_mode_alloc() {
acc_t* pacc = mlr_malloc_or_die(sizeof(acc_t));
acc_mode_state_t* pstate = mlr_malloc_or_die(sizeof(acc_mode_state_t));
pstate->pcounts_for_value = lhmsi_alloc();
pacc->pvstate = (void*)pstate;
pacc->psingest_func = &acc_mode_singest;
pacc->pdingest_func = NULL;
pacc->pemit_func = &acc_mode_emit;
return pacc;
}
static acc_t* acc_max_alloc() {
acc_t* pacc = mlr_malloc_or_die(sizeof(acc_t));
acc_max_state_t* pstate = mlr_malloc_or_die(sizeof(acc_max_state_t));
pstate->have_max = FALSE;
pstate->max = -999.0;
pacc->pvstate = (void*)pstate;
pacc->psingest_func = NULL;
pacc->pdingest_func = &acc_max_dingest;
pacc->pemit_func = &acc_max_emit;
return pacc;
}
rval_evaluator_t* rval_evaluator_alloc_from_b_bb_xor_func(rval_evaluator_t* parg1, rval_evaluator_t* parg2) {
rval_evaluator_b_bb_state_t* pstate = mlr_malloc_or_die(sizeof(rval_evaluator_b_bb_state_t));
pstate->parg1 = parg1;
pstate->parg2 = parg2;
rval_evaluator_t* pevaluator = mlr_malloc_or_die(sizeof(rval_evaluator_t));
pevaluator->pvstate = pstate;
pevaluator->pprocess_func = rval_evaluator_b_bb_xor_func;
pevaluator->pfree_func = rval_evaluator_b_bb_free;
return pevaluator;
}
static mapper_t* mapper_group_like_alloc() {
mapper_t* pmapper = mlr_malloc_or_die(sizeof(mapper_t));
mapper_group_like_state_t* pstate = mlr_malloc_or_die(sizeof(mapper_group_like_state_t));
pstate->precords_by_key_field_names = lhmslv_alloc();
pmapper->pvstate = pstate;
pmapper->pprocess_func = mapper_group_like_process;
pmapper->pfree_func = mapper_group_like_free;
return pmapper;
}
lrec_writer_t* lrec_writer_xtab_alloc() {
lrec_writer_t* plrec_writer = mlr_malloc_or_die(sizeof(lrec_writer_t));
lrec_writer_xtab_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_writer_xtab_state_t));
pstate->record_count = 0LL;
plrec_writer->pvstate = pstate;
plrec_writer->pprocess_func = &lrec_writer_xtab_process;
plrec_writer->pfree_func = &lrec_writer_xtab_free;
return plrec_writer;
}
static mapper_t* mapper_regularize_alloc() {
mapper_t* pmapper = mlr_malloc_or_die(sizeof(mapper_t));
mapper_regularize_state_t* pstate = mlr_malloc_or_die(sizeof(mapper_regularize_state_t));
pstate->psorted_to_original = lhmslv_alloc();
pmapper->pvstate = (void*)pstate;
pmapper->pprocess_func = mapper_regularize_process;
pmapper->pfree_func = mapper_regularize_free;
return pmapper;
}
rval_evaluator_t* rval_evaluator_alloc_from_i_s_func(mv_unary_func_t* pfunc, rval_evaluator_t* parg1) {
rval_evaluator_i_s_state_t* pstate = mlr_malloc_or_die(sizeof(rval_evaluator_i_s_state_t));
pstate->pfunc = pfunc;
pstate->parg1 = parg1;
rval_evaluator_t* pevaluator = mlr_malloc_or_die(sizeof(rval_evaluator_t));
pevaluator->pvstate = pstate;
pevaluator->pprocess_func = rval_evaluator_i_s_func;
pevaluator->pfree_func = rval_evaluator_i_s_free;
return pevaluator;
}
static step_t* step_delta_alloc(char* input_field_name) {
step_t* pstep = mlr_malloc_or_die(sizeof(step_t));
step_delta_state_t* pstate = mlr_malloc_or_die(sizeof(step_delta_state_t));
pstate->prev = -999.0;
pstate->have_prev = FALSE;
pstate->output_field_name = mlr_paste_2_strings(input_field_name, "_delta");
pstep->pvstate = (void*)pstate;
pstep->psprocess_func = NULL;
pstep->pdprocess_func = &step_delta_dprocess;
return pstep;
}
// ----------------------------------------------------------------
lrec_reader_t* lrec_reader_mmap_xtab_alloc(char* ifs, char* ips, int allow_repeat_ips,
comment_handling_t comment_handling, char* comment_string)
{
// lrec_reader_alloc should have shunted away from us in this case.
// (Interleaving blank-line handling, line-term autodetect, and comment-handling all in
// the byte-at-a-time logic turned out to be a mess in this file. In the stdio implementation,
// by constrast, it falls out rather easily.)
if (comment_string != NULL) {
fprintf(stderr, "%s: internal coding error detected in file %s at line %d.\n",
MLR_GLOBALS.bargv0, __FILE__, __LINE__);
exit(1);
}
lrec_reader_t* plrec_reader = mlr_malloc_or_die(sizeof(lrec_reader_t));
lrec_reader_mmap_xtab_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_reader_mmap_xtab_state_t));
pstate->ifs = ifs;
pstate->ips = ips;
pstate->ifslen = strlen(pstate->ifs);
pstate->ipslen = strlen(pstate->ips);
pstate->allow_repeat_ips = allow_repeat_ips;
pstate->do_auto_line_term = FALSE;
plrec_reader->pvstate = (void*)pstate;
plrec_reader->popen_func = file_reader_mmap_vopen;
plrec_reader->pclose_func = file_reader_mmap_vclose;
if (streq(ifs, "auto")) {
// Auto means either lines end in "\n" or "\r\n" (LF or CRLF). In
// either case the final character is "\n". Then for autodetect we
// simply check if there's a character in the line before the '\n', and
// if that is '\r'.
pstate->do_auto_line_term = TRUE;
pstate->ifs = "\n";
pstate->ifslen = 1;
plrec_reader->pprocess_func = (pstate->ipslen == 1)
? lrec_reader_mmap_xtab_process_single_ifs_single_ips
: lrec_reader_mmap_xtab_process_single_ifs_multi_ips;
} else if (pstate->ifslen == 1) {
plrec_reader->pprocess_func = (pstate->ipslen == 1)
? lrec_reader_mmap_xtab_process_single_ifs_single_ips
: lrec_reader_mmap_xtab_process_single_ifs_multi_ips;
} else {
plrec_reader->pprocess_func = (pstate->ipslen == 1)
? lrec_reader_mmap_xtab_process_multi_ifs_single_ips
: lrec_reader_mmap_xtab_process_multi_ifs_multi_ips;
}
plrec_reader->psof_func = lrec_reader_mmap_xtab_sof;
plrec_reader->pfree_func = lrec_reader_mmap_xtab_free;
return plrec_reader;
}
// ----------------------------------------------------------------
loop_stack_t* loop_stack_alloc() {
loop_stack_t* pstack = mlr_malloc_or_die(sizeof(loop_stack_t));
// Guard zone of one. As noted in the header file, set/get are intentionally not bounds-checked.
// If set is called without push, or after final pop, we can at least not corrupt other code.
pstack->num_used_minus_one = 0;
pstack->num_allocated = INITIAL_SIZE;
pstack->pframes = mlr_malloc_or_die(pstack->num_allocated * sizeof(int));
memset(pstack->pframes, 0, pstack->num_allocated * sizeof(int));
return pstack;
}
static acc_t* acc_stddev_var_meaneb_alloc(int do_which) {
acc_t* pacc = mlr_malloc_or_die(sizeof(acc_t));
acc_stddev_var_meaneb_state_t* pstate = mlr_malloc_or_die(sizeof(acc_stddev_var_meaneb_state_t));
pstate->count = 0LL;
pstate->sumx = 0.0;
pstate->sumx2 = 0.0;
pstate->do_which = do_which;
pacc->pvstate = (void*)pstate;
pacc->psingest_func = NULL;
pacc->pdingest_func = &acc_stddev_var_meaneb_dingest;
pacc->pemit_func = &acc_stddev_var_meaneb_emit;
return pacc;
}
rval_evaluator_t* rval_evaluator_alloc_from_ternop(rval_evaluator_t* parg1, rval_evaluator_t* parg2, rval_evaluator_t* parg3)
{
rval_evaluator_ternop_state_t* pstate = mlr_malloc_or_die(sizeof(rval_evaluator_ternop_state_t));
pstate->parg1 = parg1;
pstate->parg2 = parg2;
pstate->parg3 = parg3;
rval_evaluator_t* pevaluator = mlr_malloc_or_die(sizeof(rval_evaluator_t));
pevaluator->pvstate = pstate;
pevaluator->pprocess_func = rval_evaluator_ternop_func;
pevaluator->pfree_func = rval_evaluator_ternop_free;
return pevaluator;
}
stats1_acc_t* stats1_max_alloc(char* value_field_name, char* stats1_acc_name, int allow_int_float) {
stats1_acc_t* pstats1_acc = mlr_malloc_or_die(sizeof(stats1_acc_t));
stats1_max_state_t* pstate = mlr_malloc_or_die(sizeof(stats1_max_state_t));
pstate->max = mv_from_null();
pstate->output_field_name = mlr_paste_3_strings(value_field_name, "_", stats1_acc_name);
pstats1_acc->pvstate = (void*)pstate;
pstats1_acc->pdingest_func = NULL;
pstats1_acc->pningest_func = stats1_max_ningest;
pstats1_acc->psingest_func = NULL;
pstats1_acc->pemit_func = stats1_max_emit;
pstats1_acc->pfree_func = stats1_max_free;
return pstats1_acc;
}
// ----------------------------------------------------------------
lrec_writer_t* lrec_writer_dkvp_alloc(char* ors, char* ofs, char* ops) {
lrec_writer_t* plrec_writer = mlr_malloc_or_die(sizeof(lrec_writer_t));
lrec_writer_dkvp_state_t* pstate = mlr_malloc_or_die(sizeof(lrec_writer_dkvp_state_t));
pstate->ors = ors;
pstate->ofs = ofs;
pstate->ops = ops;
plrec_writer->pvstate = (void*)pstate;
plrec_writer->pprocess_func = lrec_writer_dkvp_process;
plrec_writer->pfree_func = lrec_writer_dkvp_free;
return plrec_writer;
}
stats1_acc_t* stats1_mode_alloc(char* value_field_name, char* stats1_acc_name, int allow_int_float) {
stats1_acc_t* pstats1_acc = mlr_malloc_or_die(sizeof(stats1_acc_t));
stats1_mode_state_t* pstate = mlr_malloc_or_die(sizeof(stats1_mode_state_t));
pstate->pcounts_for_value = lhmsi_alloc();
pstate->output_field_name = mlr_paste_3_strings(value_field_name, "_", stats1_acc_name);
pstats1_acc->pvstate = (void*)pstate;
pstats1_acc->pdingest_func = NULL;
pstats1_acc->pningest_func = NULL;
pstats1_acc->psingest_func = stats1_mode_singest;
pstats1_acc->pemit_func = stats1_mode_emit;
pstats1_acc->pfree_func = stats1_mode_free;
return pstats1_acc;
}
rval_evaluator_t* rval_evaluator_alloc_from_variadic_func(mv_variadic_func_t* pfunc, rval_evaluator_t** pargs, int nargs) {
rval_evaluator_variadic_state_t* pstate = mlr_malloc_or_die(sizeof(rval_evaluator_variadic_state_t));
pstate->pfunc = pfunc;
pstate->pargs = pargs;
pstate->nargs = nargs;
pstate->pmvs = mlr_malloc_or_die(nargs * sizeof(mv_t));
rval_evaluator_t* pevaluator = mlr_malloc_or_die(sizeof(rval_evaluator_t));
pevaluator->pvstate = pstate;
pevaluator->pprocess_func = rval_evaluator_variadic_func;
pevaluator->pfree_func = rval_evaluator_variadic_free;
return pevaluator;
}