#include <config.h>
+#include <gsl/gsl_matrix.h>
+#include <gsl/gsl_vector.h>
+
#include "data/case.h"
#include "data/casereader.h"
#include "data/casewriter.h"
+#include "data/data-in.h"
#include "data/dataset.h"
#include "data/dictionary.h"
#include "data/format.h"
+#include "data/short-names.h"
#include "data/transformations.h"
#include "data/variable.h"
#include "language/command.h"
#include "language/data-io/placement-parser.h"
#include "language/lexer/lexer.h"
#include "language/lexer/variable-parser.h"
+#include "libpspp/assertion.h"
#include "libpspp/i18n.h"
+#include "libpspp/intern.h"
#include "libpspp/message.h"
-#include "libpspp/misc.h"
+#include "libpspp/str.h"
+#include "gl/c-ctype.h"
+#include "gl/minmax.h"
#include "gl/xsize.h"
#include "gl/xalloc.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
\f
-/* DATA LIST transformation data. */
-struct data_list_trns
+#define ROWTYPES \
+ /* Matrix row types. */ \
+ RT(CORR, 2) \
+ RT(COV, 2) \
+ RT(MAT, 2) \
+ RT(N_MATRIX, 2) \
+ RT(PROX, 2) \
+ \
+ /* Vector row types. */ \
+ RT(COUNT, 1) \
+ RT(DFE, 1) \
+ RT(MEAN, 1) \
+ RT(MSE, 1) \
+ RT(STDDEV, 1) \
+ RT(N, 1) \
+ \
+ /* Scalar row types. */ \
+ RT(N_SCALAR, 0)
+
+enum rowtype
{
- struct data_parser *parser; /* Parser. */
- struct dfm_reader *reader; /* Data file reader. */
- struct variable *end; /* Variable specified on END subcommand. */
+#define RT(NAME, DIMS) C_##NAME,
+ ROWTYPES
+#undef RT
};
-static trns_free_func data_list_trns_free;
-static trns_proc_func data_list_trns_proc;
-
-enum diagonal
+enum
{
- DIAGONAL,
- NO_DIAGONAL
+#define RT(NAME, DIMS) +1
+ N_ROWTYPES = ROWTYPES
+#undef RT
};
+verify (N_ROWTYPES < 32);
-enum triangle
- {
- LOWER,
- UPPER,
- FULL
+/* Returns the number of dimensions in the indexes for row type RT. A matrix
+ has 2 dimensions, a vector has 1, a scalar has 0. */
+static int
+rowtype_dimensions (enum rowtype rt)
+{
+ static const int rowtype_dims[N_ROWTYPES] = {
+#define RT(NAME, DIMS) [C_##NAME] = DIMS,
+ ROWTYPES
+#undef RT
};
+ return rowtype_dims[rt];
+}
-static const int ROWTYPE_WIDTH = 8;
+static struct substring
+rowtype_name (enum rowtype rt)
+{
+ static const struct substring rowtype_names[N_ROWTYPES] = {
+#define RT(NAME, DIMS) [C_##NAME] = SS_LITERAL_INITIALIZER (#NAME),
+ ROWTYPES
+#undef RT
+ };
-struct matrix_format
+ return rowtype_names[rt];
+}
+
+static bool
+rowtype_from_string (struct substring token, enum rowtype *rt)
+{
+ ss_trim (&token, ss_cstr (CC_SPACES));
+ for (size_t i = 0; i < N_ROWTYPES; i++)
+ if (lex_id_match (rowtype_name (i), token))
+ {
+ *rt = i;
+ return true;
+ }
+
+ if (lex_id_match (ss_cstr ("N_VECTOR"), token))
+ {
+ *rt = C_N;
+ return true;
+ }
+ else if (lex_id_match (ss_cstr ("SD"), token))
+ {
+ *rt = C_STDDEV;
+ return true;
+ }
+
+ return false;
+}
+
+static bool
+rowtype_parse (struct lexer *lexer, enum rowtype *rt)
{
- enum triangle triangle;
- enum diagonal diagonal;
- const struct variable *rowtype;
- const struct variable *varname;
- int n_continuous_vars;
- struct variable **split_vars;
- size_t n_split_vars;
-};
-
-/*
-valid rowtype_ values:
- CORR,
- COV,
- MAT,
-
-
- MSE,
- DFE,
- MEAN,
- STDDEV (or SD),
- N_VECTOR (or N),
- N_SCALAR,
- N_MATRIX,
- COUNT,
- PROX.
-*/
-
-/* Sets the value of OUTCASE which corresponds to VNAME
- to the value STR. VNAME must be of type string.
- */
+ bool parsed = (lex_token (lexer) == T_ID
+ && rowtype_from_string (lex_tokss (lexer), rt));
+ if (parsed)
+ lex_get (lexer);
+ return parsed;
+}
+\f
+struct matrix_format
+ {
+ bool span;
+ enum triangle
+ {
+ LOWER,
+ UPPER,
+ FULL
+ }
+ triangle;
+ enum diagonal
+ {
+ DIAGONAL,
+ NO_DIAGONAL
+ }
+ diagonal;
+
+ bool input_rowtype;
+ struct variable **input_vars;
+ size_t n_input_vars;
+
+ /* How to read matrices with each possible number of dimensions (0=scalar,
+ 1=vector, 2=matrix). */
+ struct matrix_sched
+ {
+ /* Number of rows and columns in the matrix: (1,1) for a scalar, (1,n) for
+ a vector, (n,n) for a matrix. */
+ int nr, nc;
+
+ /* Rows of data to read and the number of columns in each. Because we
+ often read just a triangle and sometimes omit the diagonal, 'n_rp' can
+ be less than 'nr' and 'rp[i]->y' isn't always 'y'. */
+ struct row_sched
+ {
+ /* The y-value of the row inside the matrix. */
+ int y;
+
+ /* first and last (exclusive) columns to read in this row. */
+ int x0, x1;
+ }
+ *rp;
+ size_t n_rp;
+ }
+ ms[3];
+
+ struct variable *rowtype;
+ struct variable *varname;
+ struct variable **cvars;
+ int n_cvars;
+ struct variable **svars;
+ size_t *svar_indexes;
+ size_t n_svars;
+ struct variable **fvars;
+ size_t *fvar_indexes;
+ size_t n_fvars;
+ int cells;
+ int n;
+
+ unsigned int pooled_rowtype_mask;
+ unsigned int factor_rowtype_mask;
+
+ struct content
+ {
+ bool open;
+ enum rowtype rowtype;
+ bool close;
+ }
+ *contents;
+ size_t n_contents;
+ };
+
static void
-set_varname_column (struct ccase *outcase, const struct variable *vname,
- const char *str)
+matrix_format_uninit (struct matrix_format *mf)
{
- int len = var_get_width (vname);
- uint8_t *s = value_str_rw (case_data_rw (outcase, vname), len);
+ free (mf->input_vars);
+ for (int i = 0; i < 3; i++)
+ free (mf->ms[i].rp);
+ free (mf->cvars);
+ free (mf->svars);
+ free (mf->svar_indexes);
+ free (mf->fvars);
+ free (mf->fvar_indexes);
+ free (mf->contents);
+}
- strncpy ((char *) s, str, len);
+static void
+set_string (struct ccase *outcase, const struct variable *var,
+ struct substring src)
+{
+ struct substring dst = case_ss (outcase, var);
+ for (size_t i = 0; i < dst.length; i++)
+ dst.string[i] = i < src.length ? src.string[i] : ' ';
}
static void
-blank_varname_column (struct ccase *outcase, const struct variable *vname)
+parse_msg (struct dfm_reader *reader, const struct substring *token,
+ char *text, enum msg_severity severity)
+{
+ int first_column = 0;
+ if (token)
+ {
+ struct substring line = dfm_get_record (reader);
+ if (token->string >= line.string && token->string < ss_end (line))
+ first_column = ss_pointer_to_position (line, token->string) + 1;
+ }
+
+ int line_number = dfm_get_line_number (reader);
+ struct msg_location *location = xmalloc (sizeof *location);
+ *location = (struct msg_location) {
+ .file_name = intern_new (dfm_get_file_name (reader)),
+ .first_line = line_number,
+ .last_line = line_number + 1,
+ .first_column = first_column,
+ .last_column = first_column ? first_column + token->length : 0,
+ };
+ struct msg *m = xmalloc (sizeof *m);
+ *m = (struct msg) {
+ .category = MSG_C_DATA,
+ .severity = severity,
+ .location = location,
+ .text = text,
+ };
+ msg_emit (m);
+}
+
+static void PRINTF_FORMAT (3, 4)
+parse_warning (struct dfm_reader *reader, const struct substring *token,
+ const char *format, ...)
+{
+ va_list args;
+ va_start (args, format);
+ parse_msg (reader, token, xvasprintf (format, args), MSG_S_WARNING);
+ va_end (args);
+}
+
+static void PRINTF_FORMAT (3, 4)
+parse_error (struct dfm_reader *reader, const struct substring *token,
+ const char *format, ...)
{
- int len = var_get_width (vname);
- uint8_t *s = value_str_rw (case_data_rw (outcase, vname), len);
+ va_list args;
+ va_start (args, format);
+ parse_msg (reader, token, xvasprintf (format, args), MSG_S_ERROR);
+ va_end (args);
+}
- memset (s, ' ', len);
+/* Advance to beginning of next token. */
+static bool
+more_tokens (struct substring *p, struct dfm_reader *r)
+{
+ for (;;)
+ {
+ ss_ltrim (p, ss_cstr (CC_SPACES ","));
+ if (p->length)
+ return true;
+
+ dfm_forward_record (r);
+ if (dfm_eof (r))
+ return false;
+ *p = dfm_get_record (r);
+ }
}
-static struct casereader *
-preprocess (struct casereader *casereader0, const struct dictionary *dict, void *aux)
+static bool
+next_token (struct substring *p, struct dfm_reader *r, struct substring *token)
{
- struct matrix_format *mformat = aux;
- const struct caseproto *proto = casereader_get_proto (casereader0);
- struct casewriter *writer;
- writer = autopaging_writer_create (proto);
- struct ccase *prev_case = NULL;
- double **matrices = NULL;
- size_t n_splits = 0;
-
- const size_t sizeof_matrix =
- sizeof (double) * mformat->n_continuous_vars * mformat->n_continuous_vars;
-
-
- /* Make an initial pass to populate our temporary matrix */
- struct casereader *pass0 = casereader_clone (casereader0);
- struct ccase *c;
- unsigned int prev_split_hash = 1;
- int row = (mformat->triangle == LOWER && mformat->diagonal == NO_DIAGONAL) ? 1 : 0;
- for (; (c = casereader_read (pass0)) != NULL; case_unref (c))
+ if (!more_tokens (p, r))
+ return false;
+
+ /* Collect token. */
+ int c = ss_first (*p);
+ if (c == '\'' || c == '"')
{
- int s;
- unsigned int split_hash = 0;
- for (s = 0; s < mformat->n_split_vars; ++s)
- {
- const struct variable *svar = mformat->split_vars[s];
- const union value *sv = case_data (c, svar);
- split_hash = value_hash (sv, var_get_width (svar), split_hash);
- }
+ ss_advance (p, 1);
+ ss_get_until (p, c, token);
+ }
+ else
+ {
+ size_t n = 1;
+ for (;;)
+ {
+ c = ss_at (*p, n);
+ if (c == EOF
+ || ss_find_byte (ss_cstr (CC_SPACES ","), c) != SIZE_MAX
+ || ((c == '+' || c == '-')
+ && ss_find_byte (ss_cstr ("dDeE"),
+ ss_at (*p, n - 1)) == SIZE_MAX))
+ break;
+ n++;
+ }
+ ss_get_bytes (p, n, token);
+ }
+ return true;
+}
- if (matrices == NULL || prev_split_hash != split_hash)
- {
- row = (mformat->triangle == LOWER && mformat->diagonal == NO_DIAGONAL) ?
- 1 : 0;
+static bool
+next_number (struct substring *p, struct dfm_reader *r, double *d)
+{
+ struct substring token;
+ if (!next_token (p, r, &token))
+ return false;
+
+ union value v;
+ char *error = data_in (token, dfm_reader_get_encoding (r), FMT_F,
+ settings_get_fmt_settings (), &v, 0, NULL);
+ if (error)
+ {
+ parse_error (r, &token, "%s", error);
+ free (error);
+ }
+ *d = v.f;
+ return true;
+}
- n_splits++;
- matrices = xrealloc (matrices, sizeof (double*) * n_splits);
- matrices[n_splits - 1] = xmalloc (sizeof_matrix);
- }
+static bool
+next_rowtype (struct substring *p, struct dfm_reader *r, enum rowtype *rt)
+{
+ struct substring token;
+ if (!next_token (p, r, &token))
+ return false;
- prev_split_hash = split_hash;
+ if (rowtype_from_string (token, rt))
+ return true;
- int c_offset = (mformat->triangle == UPPER) ? row : 0;
- if (mformat->triangle == UPPER && mformat->diagonal == NO_DIAGONAL)
- c_offset++;
- const union value *v = case_data (c, mformat->rowtype);
- const char *val = (const char *) value_str (v, ROWTYPE_WIDTH);
- if (0 == strncasecmp (val, "corr ", ROWTYPE_WIDTH) ||
- 0 == strncasecmp (val, "cov ", ROWTYPE_WIDTH))
- {
- if (row >= mformat->n_continuous_vars)
- {
- msg (SE,
- _("There are %d variable declared but the data has at least %d matrix rows."),
- mformat->n_continuous_vars, row + 1);
- goto error;
- }
- int col;
- for (col = c_offset; col < mformat->n_continuous_vars; ++col)
- {
- const struct variable *var =
- dict_get_var (dict,
- 1 + col - c_offset +
- var_get_dict_index (mformat->varname));
+ parse_error (r, &token, _("Unknown row type \"%.*s\"."),
+ (int) token.length, token.string);
+ return false;
+}
- double e = case_data (c, var)->f;
- if (e == SYSMIS)
- continue;
+struct read_matrix_params
+ {
+ /* Adjustments to first and last row to read. */
+ int dy0, dy1;
- /* Fill in the lower triangle */
- (matrices[n_splits-1])[col + mformat->n_continuous_vars * row] = e;
+ /* Left and right columns to read in first row, inclusive.
+ For x1, INT_MAX is the rightmost column. */
+ int x0, x1;
- if (mformat->triangle != FULL)
- /* Fill in the upper triangle */
- (matrices[n_splits-1]) [row + mformat->n_continuous_vars * col] = e;
- }
- row++;
- }
+ /* Adjustment to x0 and x1 for each subsequent row we read. Each of these
+ is 0 to keep it the same or -1 or +1 to adjust it by that much. */
+ int dx0, dx1;
+ };
+
+static const struct read_matrix_params *
+get_read_matrix_params (const struct matrix_format *mf)
+{
+ if (mf->triangle == FULL)
+ {
+ /* 1 2 3 4
+ 2 1 5 6
+ 3 5 1 7
+ 4 6 7 1 */
+ static const struct read_matrix_params rmp = { 0, 0, 0, INT_MAX, 0, 0 };
+ return &rmp;
}
- casereader_destroy (pass0);
+ else if (mf->triangle == LOWER)
+ {
+ if (mf->diagonal == DIAGONAL)
+ {
+ /* 1 . . .
+ 2 1 . .
+ 3 5 1 .
+ 4 6 7 1 */
+ static const struct read_matrix_params rmp = { 0, 0, 0, 0, 0, 1 };
+ return &rmp;
+ }
+ else
+ {
+ /* . . . .
+ 2 . . .
+ 3 5 . .
+ 4 6 7 . */
+ static const struct read_matrix_params rmp = { 1, 0, 0, 0, 0, 1 };
+ return &rmp;
+ }
+ }
+ else if (mf->triangle == UPPER)
+ {
+ if (mf->diagonal == DIAGONAL)
+ {
+ /* 1 2 3 4
+ . 1 5 6
+ . . 1 7
+ . . . 1 */
+ static const struct read_matrix_params rmp = { 0, 0, 0, INT_MAX, 1, 0 };
+ return &rmp;
+ }
+ else
+ {
+ /* . 2 3 4
+ . . 5 6
+ . . . 7
+ . . . . */
+ static const struct read_matrix_params rmp = { 0, -1, 1, INT_MAX, 1, 0 };
+ return &rmp;
+ }
+ }
+ else
+ NOT_REACHED ();
+}
+
+static void
+schedule_matrices (struct matrix_format *mf)
+{
+ struct matrix_sched *ms0 = &mf->ms[0];
+ ms0->nr = 1;
+ ms0->nc = 1;
+ ms0->rp = xmalloc (sizeof *ms0->rp);
+ ms0->rp[0] = (struct row_sched) { .y = 0, .x0 = 0, .x1 = 1 };
+ ms0->n_rp = 1;
+
+ struct matrix_sched *ms1 = &mf->ms[1];
+ ms1->nr = 1;
+ ms1->nc = mf->n_cvars;
+ ms1->rp = xmalloc (sizeof *ms1->rp);
+ ms1->rp[0] = (struct row_sched) { .y = 0, .x0 = 0, .x1 = mf->n_cvars };
+ ms1->n_rp = 1;
+
+ struct matrix_sched *ms2 = &mf->ms[2];
+ ms2->nr = mf->n_cvars;
+ ms2->nc = mf->n_cvars;
+ ms2->rp = xmalloc (mf->n_cvars * sizeof *ms2->rp);
+ ms2->n_rp = 0;
+
+ const struct read_matrix_params *rmp = get_read_matrix_params (mf);
+ int x0 = rmp->x0;
+ int x1 = rmp->x1 < mf->n_cvars ? rmp->x1 : mf->n_cvars - 1;
+ int y0 = rmp->dy0;
+ int y1 = (int) mf->n_cvars + rmp->dy1;
+ for (int y = y0; y < y1; y++)
+ {
+ assert (x0 >= 0 && x0 < mf->n_cvars);
+ assert (x1 >= 0 && x1 < mf->n_cvars);
+ assert (x1 >= x0);
- /* Now make a second pass to fill in the other triangle from our
- temporary matrix */
- const int idx = var_get_dict_index (mformat->varname);
- row = 0;
+ ms2->rp[ms2->n_rp++] = (struct row_sched) {
+ .y = y, .x0 = x0, .x1 = x1 + 1
+ };
- prev_split_hash = 1;
- n_splits = 0;
- for (; (c = casereader_read (casereader0)) != NULL; prev_case = c)
+ x0 += rmp->dx0;
+ x1 += rmp->dx1;
+ }
+}
+
+static bool
+read_id_columns (const struct matrix_format *mf,
+ struct substring *p, struct dfm_reader *r,
+ double *d, enum rowtype *rt)
+{
+ for (size_t i = 0; mf->input_vars[i] != mf->cvars[0]; i++)
+ if (!(mf->input_vars[i] == mf->rowtype
+ ? next_rowtype (p, r, rt)
+ : next_number (p, r, &d[i])))
+ return false;
+ return true;
+}
+
+static bool
+equal_id_columns (const struct matrix_format *mf,
+ const double *a, const double *b)
+{
+ for (size_t i = 0; mf->input_vars[i] != mf->cvars[0]; i++)
+ if (mf->input_vars[i] != mf->rowtype && a[i] != b[i])
+ return false;
+ return true;
+}
+
+static bool
+equal_split_columns (const struct matrix_format *mf,
+ const double *a, const double *b)
+{
+ for (size_t i = 0; i < mf->n_svars; i++)
{
- int s;
- unsigned int split_hash = 0;
- for (s = 0; s < mformat->n_split_vars; ++s)
- {
- const struct variable *svar = mformat->split_vars[s];
- const union value *sv = case_data (c, svar);
- split_hash = value_hash (sv, var_get_width (svar), split_hash);
- }
- if (prev_split_hash != split_hash)
- {
- n_splits++;
- row = 0;
- }
+ size_t idx = mf->svar_indexes[i];
+ if (a[idx] != b[idx])
+ return false;
+ }
+ return true;
+}
- prev_split_hash = split_hash;
+static bool
+is_pooled (const struct matrix_format *mf, const double *d)
+{
+ for (size_t i = 0; i < mf->n_fvars; i++)
+ if (d[mf->fvar_indexes[i]] != SYSMIS)
+ return false;
+ return true;
+}
- case_unref (prev_case);
- struct ccase *outcase = case_create (proto);
- case_copy (outcase, 0, c, 0, caseproto_get_n_widths (proto));
- const union value *v = case_data (c, mformat->rowtype);
- const char *val = (const char *) value_str (v, ROWTYPE_WIDTH);
- if (0 == strncasecmp (val, "corr ", ROWTYPE_WIDTH) ||
- 0 == strncasecmp (val, "cov ", ROWTYPE_WIDTH))
- {
- int col;
- const struct variable *var = dict_get_var (dict, idx + 1 + row);
- set_varname_column (outcase, mformat->varname, var_get_name (var));
- value_copy (case_data_rw (outcase, mformat->rowtype), v, ROWTYPE_WIDTH);
+static void
+matrix_sched_init (const struct matrix_format *mf, enum rowtype rt,
+ gsl_matrix *m)
+{
+ int n_dims = rowtype_dimensions (rt);
+ const struct matrix_sched *ms = &mf->ms[n_dims];
+ double diagonal = n_dims < 2 || rt != C_CORR ? SYSMIS : 1.0;
+ for (size_t y = 0; y < ms->nr; y++)
+ for (size_t x = 0; x < ms->nc; x++)
+ gsl_matrix_set (m, y, x, y == x ? diagonal : SYSMIS);
+}
- for (col = 0; col < mformat->n_continuous_vars; ++col)
- {
- union value *dest_val =
- case_data_rw_idx (outcase,
- 1 + col + var_get_dict_index (mformat->varname));
- dest_val->f = (matrices[n_splits - 1])[col + mformat->n_continuous_vars * row];
- if (col == row && mformat->diagonal == NO_DIAGONAL)
- dest_val->f = 1.0;
- }
- row++;
- }
- else
- {
- blank_varname_column (outcase, mformat->varname);
- }
+static void
+matrix_sched_output (const struct matrix_format *mf, enum rowtype rt,
+ gsl_matrix *m, const double *d, int split_num,
+ struct casewriter *w)
+{
+ int n_dims = rowtype_dimensions (rt);
+ const struct matrix_sched *ms = &mf->ms[n_dims];
- /* Special case for SD and N_VECTOR: Rewrite as STDDEV and N respectively */
- if (0 == strncasecmp (val, "sd ", ROWTYPE_WIDTH))
- {
- value_copy_buf_rpad (case_data_rw (outcase, mformat->rowtype), ROWTYPE_WIDTH,
- (uint8_t *) "STDDEV", 6, ' ');
- }
- else if (0 == strncasecmp (val, "n_vector", ROWTYPE_WIDTH))
- {
- value_copy_buf_rpad (case_data_rw (outcase, mformat->rowtype), ROWTYPE_WIDTH,
- (uint8_t *) "N", 1, ' ');
- }
+ if (rt == C_N_SCALAR)
+ {
+ for (size_t x = 1; x < mf->n_cvars; x++)
+ gsl_matrix_set (m, 0, x, gsl_matrix_get (m, 0, 0));
+ rt = C_N;
+ }
- casewriter_write (writer, outcase);
+ for (int y = 0; y < ms->nr; y++)
+ {
+ struct ccase *c = case_create (casewriter_get_proto (w));
+ for (size_t i = 0; mf->input_vars[i] != mf->cvars[0]; i++)
+ if (mf->input_vars[i] != mf->rowtype)
+ *case_num_rw (c, mf->input_vars[i]) = d[i];
+ if (mf->n_svars && !mf->svar_indexes)
+ *case_num_rw (c, mf->svars[0]) = split_num;
+ set_string (c, mf->rowtype, rowtype_name (rt));
+ const char *varname = n_dims == 2 ? var_get_name (mf->cvars[y]) : "";
+ set_string (c, mf->varname, ss_cstr (varname));
+ for (int x = 0; x < mf->n_cvars; x++)
+ *case_num_rw (c, mf->cvars[x]) = gsl_matrix_get (m, y, x);
+ casewriter_write (w, c);
}
+}
+
+static void
+matrix_sched_output_n (const struct matrix_format *mf, double n,
+ gsl_matrix *m, const double *d, int split_num,
+ struct casewriter *w)
+{
+ gsl_matrix_set (m, 0, 0, n);
+ matrix_sched_output (mf, C_N_SCALAR, m, d, split_num, w);
+}
- /* If NODIAGONAL is specified, then a final case must be written */
- if (mformat->diagonal == NO_DIAGONAL)
+static void
+check_eol (const struct matrix_format *mf, struct substring *p,
+ struct dfm_reader *r)
+{
+ if (!mf->span)
{
- int col;
- struct ccase *outcase = case_create (proto);
+ ss_ltrim (p, ss_cstr (CC_SPACES ","));
+ if (p->length)
+ {
+ parse_error (r, p, _("Extraneous data expecting end of line."));
+ p->length = 0;
+ }
+ }
+}
- if (prev_case)
- case_copy (outcase, 0, prev_case, 0, caseproto_get_n_widths (proto));
+static void
+parse_data_with_rowtype (const struct matrix_format *mf,
+ struct dfm_reader *r, struct casewriter *w)
+{
+ if (dfm_eof (r))
+ return;
+ struct substring p = dfm_get_record (r);
- const struct variable *var = dict_get_var (dict, idx + 1 + row);
- set_varname_column (outcase, mformat->varname, var_get_name (var));
+ double *prev = NULL;
+ gsl_matrix *m = gsl_matrix_alloc (mf->n_cvars, mf->n_cvars);
- for (col = 0; col < mformat->n_continuous_vars; ++col)
- {
- union value *dest_val =
- case_data_rw_idx (outcase, 1 + col +
- var_get_dict_index (mformat->varname));
- dest_val->f = (matrices[n_splits - 1]) [col + mformat->n_continuous_vars * row];
- if (col == row && mformat->diagonal == NO_DIAGONAL)
- dest_val->f = 1.0;
- }
+ double *d = xnmalloc (mf->n_input_vars, sizeof *d);
+ enum rowtype rt;
- casewriter_write (writer, outcase);
- }
+ double *d_next = xnmalloc (mf->n_input_vars, sizeof *d_next);
+
+ if (!read_id_columns (mf, &p, r, d, &rt))
+ goto exit;
+ for (;;)
+ {
+ /* If this has rowtype N but there was an N subcommand, then the
+ subcommand takes precedence, so we will suppress outputting this
+ record. We still need to parse it, though, so we can't skip other
+ work. */
+ bool suppress_output = mf->n >= 0 && (rt == C_N || rt == C_N_SCALAR);
+ if (suppress_output)
+ parse_error (r, NULL, _("N record is not allowed with N subcommand. "
+ "Ignoring N record."));
+
+ /* If there's an N subcommand, and this is a new split, then output an N
+ record. */
+ if (mf->n >= 0 && (!prev || !equal_split_columns (mf, prev, d)))
+ {
+ matrix_sched_output_n (mf, mf->n, m, d, 0, w);
+ if (!prev)
+ prev = xnmalloc (mf->n_input_vars, sizeof *prev);
+ memcpy (prev, d, mf->n_input_vars * sizeof *prev);
+ }
- if (prev_case)
- case_unref (prev_case);
+ /* Usually users don't provide the CONTENTS subcommand with ROWTYPE_, but
+ if they did then warn if ROWTYPE_ is an unexpected type. */
+ if (mf->factor_rowtype_mask || mf->pooled_rowtype_mask)
+ {
+ const char *name = rowtype_name (rt).string;
+ if (is_pooled (mf, d))
+ {
+ if (!((1u << rt) & mf->pooled_rowtype_mask))
+ parse_warning (r, NULL, _("Data contains pooled row type %s not "
+ "included in CONTENTS."), name);
+ }
+ else
+ {
+ if (!((1u << rt) & mf->factor_rowtype_mask))
+ parse_warning (r, NULL, _("Data contains with-factors row type "
+ "%s not included in CONTENTS."), name);
+ }
+ }
- int i;
- for (i = 0 ; i < n_splits; ++i)
- free (matrices[i]);
- free (matrices);
- struct casereader *reader1 = casewriter_make_reader (writer);
- casereader_destroy (casereader0);
- return reader1;
+ /* Initialize the matrix to be filled-in. */
+ int n_dims = rowtype_dimensions (rt);
+ const struct matrix_sched *ms = &mf->ms[n_dims];
+ matrix_sched_init (mf, rt, m);
+ enum rowtype rt_next;
+ bool eof;
-error:
- if (prev_case)
- case_unref (prev_case);
-
- for (i = 0 ; i < n_splits; ++i)
- free (matrices[i]);
- free (matrices);
- casereader_destroy (casereader0);
- return NULL;
+ size_t n_rows;
+ for (n_rows = 1; ; n_rows++)
+ {
+ if (n_rows <= ms->n_rp)
+ {
+ const struct row_sched *rs = &ms->rp[n_rows - 1];
+ size_t y = rs->y;
+ for (size_t x = rs->x0; x < rs->x1; x++)
+ {
+ double e;
+ if (!next_number (&p, r, &e))
+ goto exit;
+ gsl_matrix_set (m, y, x, e);
+ if (n_dims == 2 && mf->triangle != FULL)
+ gsl_matrix_set (m, x, y, e);
+ }
+ check_eol (mf, &p, r);
+ }
+ else
+ {
+ /* Suppress bad input data. We'll issue an error later. */
+ p.length = 0;
+ }
+
+ eof = (!more_tokens (&p, r)
+ || !read_id_columns (mf, &p, r, d_next, &rt_next));
+ if (eof)
+ break;
+
+ if (!equal_id_columns (mf, d, d_next) || rt_next != rt)
+ break;
+ }
+ if (!suppress_output)
+ matrix_sched_output (mf, rt, m, d, 0, w);
+
+ if (n_rows != ms->n_rp)
+ parse_error (r, NULL,
+ _("Matrix %s had %zu rows but %zu rows were expected."),
+ rowtype_name (rt).string, n_rows, ms->n_rp);
+ if (eof)
+ break;
+
+ double *d_tmp = d;
+ d = d_next;
+ d_next = d_tmp;
+
+ rt = rt_next;
+ }
+
+exit:
+ free (prev);
+ gsl_matrix_free (m);
+ free (d);
+ free (d_next);
}
-int
-cmd_matrix (struct lexer *lexer, struct dataset *ds)
+static void
+parse_matrix_without_rowtype (const struct matrix_format *mf,
+ struct substring *p, struct dfm_reader *r,
+ gsl_matrix *m, enum rowtype rowtype, bool pooled,
+ int split_num, struct casewriter *w)
{
- struct dictionary *dict;
- struct data_parser *parser;
- struct dfm_reader *reader;
- struct file_handle *fh = NULL;
- char *encoding = NULL;
- struct matrix_format mformat;
- int i;
- size_t n_names;
- char **names = NULL;
+ int n_dims = rowtype_dimensions (rowtype);
+ const struct matrix_sched *ms = &mf->ms[n_dims];
- mformat.triangle = LOWER;
- mformat.diagonal = DIAGONAL;
- mformat.n_split_vars = 0;
- mformat.split_vars = NULL;
+ double *d = xnmalloc (mf->n_input_vars, sizeof *d);
+ matrix_sched_init (mf, rowtype, m);
+ for (size_t i = 0; i < ms->n_rp; i++)
+ {
+ int y = ms->rp[i].y;
+ int k = 0;
+ int h = 0;
+ for (size_t j = 0; j < mf->n_input_vars; j++)
+ {
+ const struct variable *iv = mf->input_vars[j];
+ if (k < mf->n_cvars && iv == mf->cvars[k])
+ {
+ if (k < ms->rp[i].x1 - ms->rp[i].x0)
+ {
+ double e;
+ if (!next_number (p, r, &e))
+ goto exit;
+
+ int x = k + ms->rp[i].x0;
+ gsl_matrix_set (m, y, x, e);
+ if (n_dims == 2 && mf->triangle != FULL)
+ gsl_matrix_set (m, x, y, e);
+ }
+ k++;
+ continue;
+ }
+ if (h < mf->n_fvars && iv == mf->fvars[h])
+ {
+ h++;
+ if (pooled)
+ {
+ d[j] = SYSMIS;
+ continue;
+ }
+ }
+
+ double e;
+ if (!next_number (p, r, &e))
+ goto exit;
+ d[j] = e;
+ }
+ check_eol (mf, p, r);
+ }
+
+ matrix_sched_output (mf, rowtype, m, d, split_num, w);
+exit:
+ free (d);
+}
- dict = (in_input_program ()
- ? dataset_dict (ds)
- : dict_create (get_default_encoding ()));
- parser = data_parser_create (dict);
- reader = NULL;
+static void
+parse_data_without_rowtype (const struct matrix_format *mf,
+ struct dfm_reader *r, struct casewriter *w)
+{
+ if (dfm_eof (r))
+ return;
+ struct substring p = dfm_get_record (r);
- data_parser_set_type (parser, DP_DELIMITED);
- data_parser_set_warn_missing_fields (parser, false);
- data_parser_set_span (parser, false);
+ gsl_matrix *m = gsl_matrix_alloc (mf->n_cvars, mf->n_cvars);
- mformat.rowtype = dict_create_var (dict, "ROWTYPE_", ROWTYPE_WIDTH);
+ int split_num = 1;
+ do
+ {
+ for (size_t i = 0; i < mf->n_contents; )
+ {
+ size_t j = i;
+ if (mf->contents[i].open)
+ while (!mf->contents[j].close)
+ j++;
+
+ if (mf->contents[i].open)
+ {
+ for (size_t k = 0; k < mf->cells; k++)
+ for (size_t h = i; h <= j; h++)
+ parse_matrix_without_rowtype (mf, &p, r, m,
+ mf->contents[h].rowtype, false,
+ split_num, w);
+ }
+ else
+ parse_matrix_without_rowtype (mf, &p, r, m, mf->contents[i].rowtype,
+ true, split_num, w);
+ i = j + 1;
+ }
- mformat.n_continuous_vars = 0;
- mformat.n_split_vars = 0;
+ split_num++;
+ }
+ while (more_tokens (&p, r));
- if (! lex_force_match_id (lexer, "VARIABLES"))
- goto error;
+ gsl_matrix_free (m);
+}
+/* Parses VARIABLES=varnames for MATRIX DATA and returns a dictionary with the
+ named variables in it. */
+static struct dictionary *
+parse_matrix_data_variables (struct lexer *lexer)
+{
+ if (!lex_force_match_id (lexer, "VARIABLES"))
+ return NULL;
lex_match (lexer, T_EQUALS);
- if (! parse_mixed_vars (lexer, dict, &names, &n_names, PV_NO_DUPLICATE))
+ struct dictionary *dict = dict_create (get_default_encoding ());
+
+ size_t n_names = 0;
+ char **names = NULL;
+ if (!parse_DATA_LIST_vars (lexer, dict, &names, &n_names, PV_NO_DUPLICATE))
{
- int i;
- for (i = 0; i < n_names; ++i)
- free (names[i]);
- free (names);
- goto error;
+ dict_unref (dict);
+ return NULL;
}
- int longest_name = 0;
- for (i = 0; i < n_names; ++i)
+ for (size_t i = 0; i < n_names; i++)
+ if (!strcasecmp (names[i], "ROWTYPE_"))
+ dict_create_var_assert (dict, "ROWTYPE_", 8);
+ else
+ dict_create_var_assert (dict, names[i], 0);
+
+ for (size_t i = 0; i < n_names; ++i)
+ free (names[i]);
+ free (names);
+
+ if (dict_lookup_var (dict, "VARNAME_"))
{
- maximize_int (&longest_name, strlen (names[i]));
+ msg (SE, _("VARIABLES may not include VARNAME_."));
+ dict_unref (dict);
+ return NULL;
}
+ return dict;
+}
- mformat.varname = dict_create_var (dict, "VARNAME_",
- 8 * DIV_RND_UP (longest_name, 8));
+static bool
+parse_matrix_data_subvars (struct lexer *lexer, struct dictionary *dict,
+ bool *taken_vars,
+ struct variable ***vars, size_t **indexes,
+ size_t *n_vars)
+{
+ if (!parse_variables (lexer, dict, vars, n_vars, 0))
+ return false;
- for (i = 0; i < n_names; ++i)
+ *indexes = xnmalloc (*n_vars, sizeof **indexes);
+ for (size_t i = 0; i < *n_vars; i++)
{
- if (0 == strcasecmp (names[i], "ROWTYPE_"))
- {
- const struct fmt_spec fmt = fmt_for_input (FMT_A, 8, 0);
- data_parser_add_delimited_field (parser,
- &fmt,
- var_get_case_index (mformat.rowtype),
- "ROWTYPE_");
- }
- else
- {
- const struct fmt_spec fmt = fmt_for_input (FMT_F, 10, 4);
- struct variable *v = dict_create_var (dict, names[i], 0);
- var_set_both_formats (v, &fmt);
- data_parser_add_delimited_field (parser,
- &fmt,
- var_get_case_index (mformat.varname) +
- ++mformat.n_continuous_vars,
- names[i]);
- }
+ struct variable *v = (*vars)[i];
+ if (!strcasecmp (var_get_name (v), "ROWTYPE_"))
+ {
+ msg (SE, _("ROWTYPE_ is not allowed on SPLIT or FACTORS."));
+ goto error;
+ }
+ (*indexes)[i] = var_get_dict_index (v);
+
+ bool *tv = &taken_vars[var_get_dict_index (v)];
+ if (*tv)
+ {
+ msg (SE, _("%s may not appear on both SPLIT and FACTORS."),
+ var_get_name (v));
+ goto error;
+ }
+ *tv = true;
+
+ var_set_both_formats (v, &(struct fmt_spec) { .type = FMT_F, .w = 4 });
}
- for (i = 0; i < n_names; ++i)
- free (names[i]);
- free (names);
+ return true;
+error:
+ free (*vars);
+ *vars = NULL;
+ *n_vars = 0;
+ free (*indexes);
+ *indexes = NULL;
+ return false;
+}
+
+int
+cmd_matrix_data (struct lexer *lexer, struct dataset *ds)
+{
+ struct dictionary *dict = parse_matrix_data_variables (lexer);
+ if (!dict)
+ return CMD_FAILURE;
+
+ size_t n_input_vars = dict_get_var_cnt (dict);
+ struct variable **input_vars = xnmalloc (n_input_vars, sizeof *input_vars);
+ for (size_t i = 0; i < n_input_vars; i++)
+ input_vars[i] = dict_get_var (dict, i);
+
+ int varname_width = 8;
+ for (size_t i = 0; i < n_input_vars; i++)
+ {
+ int w = strlen (var_get_name (input_vars[i]));
+ varname_width = MAX (w, varname_width);
+ }
+
+ struct variable *rowtype = dict_lookup_var (dict, "ROWTYPE_");
+ bool input_rowtype = rowtype != NULL;
+ if (!rowtype)
+ rowtype = dict_create_var_assert (dict, "ROWTYPE_", 8);
+
+ struct matrix_format mf = {
+ .input_rowtype = input_rowtype,
+ .input_vars = input_vars,
+ .n_input_vars = n_input_vars,
+
+ .rowtype = rowtype,
+ .varname = dict_create_var_assert (dict, "VARNAME_", varname_width),
+
+ .triangle = LOWER,
+ .diagonal = DIAGONAL,
+ .n = -1,
+ .cells = -1,
+ };
+
+ bool *taken_vars = XCALLOC (n_input_vars, bool);
+ if (input_rowtype)
+ taken_vars[var_get_dict_index (rowtype)] = true;
+
+ struct file_handle *fh = NULL;
while (lex_token (lexer) != T_ENDCMD)
{
- if (! lex_force_match (lexer, T_SLASH))
+ if (!lex_force_match (lexer, T_SLASH))
goto error;
- if (lex_match_id (lexer, "FORMAT"))
+ if (lex_match_id (lexer, "N"))
+ {
+ lex_match (lexer, T_EQUALS);
+
+ if (!lex_force_int_range (lexer, "N", 0, INT_MAX))
+ goto error;
+
+ mf.n = lex_integer (lexer);
+ lex_get (lexer);
+ }
+ else if (lex_match_id (lexer, "FORMAT"))
{
lex_match (lexer, T_EQUALS);
- while (lex_token (lexer) != T_SLASH && (lex_token (lexer) != T_ENDCMD))
+ while (lex_token (lexer) != T_SLASH && lex_token (lexer) != T_ENDCMD)
{
if (lex_match_id (lexer, "LIST"))
- {
- data_parser_set_span (parser, false);
- }
+ mf.span = false;
else if (lex_match_id (lexer, "FREE"))
- {
- data_parser_set_span (parser, true);
- }
+ mf.span = true;
else if (lex_match_id (lexer, "UPPER"))
- {
- mformat.triangle = UPPER;
- }
+ mf.triangle = UPPER;
else if (lex_match_id (lexer, "LOWER"))
- {
- mformat.triangle = LOWER;
- }
+ mf.triangle = LOWER;
else if (lex_match_id (lexer, "FULL"))
- {
- mformat.triangle = FULL;
- }
+ mf.triangle = FULL;
else if (lex_match_id (lexer, "DIAGONAL"))
- {
- mformat.diagonal = DIAGONAL;
- }
+ mf.diagonal = DIAGONAL;
else if (lex_match_id (lexer, "NODIAGONAL"))
- {
- mformat.diagonal = NO_DIAGONAL;
- }
+ mf.diagonal = NO_DIAGONAL;
else
{
lex_error (lexer, NULL);
lex_match (lexer, T_EQUALS);
fh_unref (fh);
fh = fh_parse (lexer, FH_REF_FILE | FH_REF_INLINE, NULL);
- if (fh == NULL)
+ if (!fh)
goto error;
}
- else if (lex_match_id (lexer, "SPLIT"))
+ else if (!mf.n_svars && lex_match_id (lexer, "SPLIT"))
+ {
+ lex_match (lexer, T_EQUALS);
+ if (!mf.input_rowtype
+ && lex_token (lexer) == T_ID
+ && !dict_lookup_var (dict, lex_tokcstr (lexer)))
+ {
+ mf.svars = xmalloc (sizeof *mf.svars);
+ mf.svars[0] = dict_create_var_assert (dict, lex_tokcstr (lexer),
+ 0);
+ var_set_both_formats (
+ mf.svars[0], &(struct fmt_spec) { .type = FMT_F, .w = 4 });
+ mf.n_svars = 1;
+ lex_get (lexer);
+ }
+ else if (!parse_matrix_data_subvars (lexer, dict, taken_vars,
+ &mf.svars, &mf.svar_indexes,
+ &mf.n_svars))
+ goto error;
+ }
+ else if (!mf.n_fvars && lex_match_id (lexer, "FACTORS"))
+ {
+ lex_match (lexer, T_EQUALS);
+ if (!parse_matrix_data_subvars (lexer, dict, taken_vars,
+ &mf.fvars, &mf.fvar_indexes,
+ &mf.n_fvars))
+ goto error;
+ }
+ else if (lex_match_id (lexer, "CELLS"))
{
+ if (mf.input_rowtype)
+ msg (SW, _("CELLS is ignored when VARIABLES includes ROWTYPE_"));
+
lex_match (lexer, T_EQUALS);
- if (! parse_variables (lexer, dict, &mformat.split_vars, &mformat.n_split_vars, 0))
- {
- free (mformat.split_vars);
- goto error;
- }
- int i;
- for (i = 0; i < mformat.n_split_vars; ++i)
- {
- const struct fmt_spec fmt = fmt_for_input (FMT_F, 4, 0);
- var_set_both_formats (mformat.split_vars[i], &fmt);
- }
- dict_reorder_vars (dict, mformat.split_vars, mformat.n_split_vars);
- mformat.n_continuous_vars -= mformat.n_split_vars;
+
+ if (!lex_force_int_range (lexer, "CELLS", 0, INT_MAX))
+ goto error;
+
+ mf.cells = lex_integer (lexer);
+ lex_get (lexer);
}
+ else if (lex_match_id (lexer, "CONTENTS"))
+ {
+ lex_match (lexer, T_EQUALS);
+
+ size_t allocated_contents = mf.n_contents;
+ bool in_parens = false;
+ for (;;)
+ {
+ bool open = !in_parens && lex_match (lexer, T_LPAREN);
+ enum rowtype rt;
+ if (!rowtype_parse (lexer, &rt))
+ {
+ if (open || in_parens || (lex_token (lexer) != T_ENDCMD
+ && lex_token (lexer) != T_SLASH))
+ {
+ lex_error (lexer, _("Row type keyword expected."));
+ goto error;
+ }
+ break;
+ }
+
+ if (open)
+ in_parens = true;
+
+ if (in_parens)
+ mf.factor_rowtype_mask |= 1u << rt;
+ else
+ mf.pooled_rowtype_mask |= 1u << rt;
+
+ bool close = in_parens && lex_match (lexer, T_RPAREN);
+ if (close)
+ in_parens = false;
+
+ if (mf.n_contents >= allocated_contents)
+ mf.contents = x2nrealloc (mf.contents, &allocated_contents,
+ sizeof *mf.contents);
+ mf.contents[mf.n_contents++] = (struct content) {
+ .open = open, .rowtype = rt, .close = close
+ };
+ }
+ }
else
{
lex_error (lexer, NULL);
goto error;
}
}
-
- if (mformat.diagonal == NO_DIAGONAL && mformat.triangle == FULL)
+ if (mf.diagonal == NO_DIAGONAL && mf.triangle == FULL)
{
- msg (SE, _("FORMAT = FULL and FORMAT = NODIAGONAL are mutually exclusive."));
+ msg (SE, _("FORMAT=FULL and FORMAT=NODIAGONAL are mutually exclusive."));
goto error;
}
+ if (!mf.input_rowtype)
+ {
+ if (mf.cells < 0)
+ {
+ if (mf.n_fvars)
+ {
+ msg (SE, _("CELLS is required when factor variables are specified "
+ "and VARIABLES does not include ROWTYPE_."));
+ goto error;
+ }
+ mf.cells = 1;
+ }
- if (fh == NULL)
- fh = fh_inline_file ();
- fh_set_default_handle (fh);
+ if (!mf.n_contents)
+ {
+ msg (SW, _("CONTENTS was not specified and VARIABLES does not "
+ "include ROWTYPE_. Assuming CONTENTS=CORR."));
- if (!data_parser_any_fields (parser))
+ mf.n_contents = 1;
+ mf.contents = xmalloc (sizeof *mf.contents);
+ *mf.contents = (struct content) { .rowtype = C_CORR };
+ }
+ }
+ mf.cvars = xmalloc (mf.n_input_vars * sizeof *mf.cvars);
+ for (size_t i = 0; i < mf.n_input_vars; i++)
+ if (!taken_vars[i])
+ {
+ struct variable *v = input_vars[i];
+ mf.cvars[mf.n_cvars++] = v;
+ var_set_both_formats (v, &(struct fmt_spec) { .type = FMT_F, .w = 10,
+ .d = 4 });
+ }
+ if (!mf.n_cvars)
{
- msg (SE, _("At least one variable must be specified."));
+ msg (SE, _("At least one continuous variable is required."));
goto error;
}
-
- if (lex_end_of_command (lexer) != CMD_SUCCESS)
- goto error;
-
- reader = dfm_open_reader (fh, lexer, encoding);
- if (reader == NULL)
- goto error;
-
- if (in_input_program ())
+ if (mf.input_rowtype)
{
- struct data_list_trns *trns = xmalloc (sizeof *trns);
- trns->parser = parser;
- trns->reader = reader;
- trns->end = NULL;
- add_transformation (ds, data_list_trns_proc, data_list_trns_free, trns);
+ for (size_t i = 0; i < mf.n_cvars; i++)
+ if (mf.cvars[i] != input_vars[n_input_vars - mf.n_cvars + i])
+ {
+ msg (SE, _("VARIABLES includes ROWTYPE_ but the continuous "
+ "variables are not the last ones on VARIABLES."));
+ goto error;
+ }
}
- else
+ unsigned int rowtype_mask = mf.pooled_rowtype_mask | mf.factor_rowtype_mask;
+ if (rowtype_mask & (1u << C_N) && mf.n >= 0)
{
- data_parser_make_active_file (parser, ds, reader, dict, preprocess, &mformat);
+ msg (SE, _("Cannot specify N on CONTENTS along with the N subcommand."));
+ goto error;
}
- fh_unref (fh);
- free (encoding);
- free (mformat.split_vars);
+ struct variable **order = xnmalloc (dict_get_var_cnt (dict), sizeof *order);
+ size_t n_order = 0;
+ for (size_t i = 0; i < mf.n_svars; i++)
+ order[n_order++] = mf.svars[i];
+ order[n_order++] = mf.rowtype;
+ for (size_t i = 0; i < mf.n_fvars; i++)
+ order[n_order++] = mf.fvars[i];
+ order[n_order++] = mf.varname;
+ for (size_t i = 0; i < mf.n_cvars; i++)
+ order[n_order++] = mf.cvars[i];
+ assert (n_order == dict_get_var_cnt (dict));
+ dict_reorder_vars (dict, order, n_order);
+ free (order);
- return CMD_DATA_LIST;
+ dict_set_split_vars (dict, mf.svars, mf.n_svars);
- error:
- data_parser_destroy (parser);
- if (!in_input_program ())
- dict_destroy (dict);
- fh_unref (fh);
- free (encoding);
- free (mformat.split_vars);
- return CMD_CASCADING_FAILURE;
-}
+ schedule_matrices (&mf);
-\f
-/* Input procedure. */
+ if (fh == NULL)
+ fh = fh_inline_file ();
-/* Destroys DATA LIST transformation TRNS.
- Returns true if successful, false if an I/O error occurred. */
-static bool
-data_list_trns_free (void *trns_)
-{
- struct data_list_trns *trns = trns_;
- data_parser_destroy (trns->parser);
- dfm_close_reader (trns->reader);
- free (trns);
- return true;
-}
+ if (lex_end_of_command (lexer) != CMD_SUCCESS)
+ goto error;
-/* Handle DATA LIST transformation TRNS, parsing data into *C. */
-static int
-data_list_trns_proc (void *trns_, struct ccase **c, casenumber case_num UNUSED)
-{
- struct data_list_trns *trns = trns_;
- int retval;
+ struct dfm_reader *reader = dfm_open_reader (fh, lexer, NULL);
+ if (reader == NULL)
+ goto error;
- *c = case_unshare (*c);
- if (data_parser_parse (trns->parser, trns->reader, *c))
- retval = TRNS_CONTINUE;
- else if (dfm_reader_error (trns->reader) || dfm_eof (trns->reader) > 1)
- {
- /* An I/O error, or encountering end of file for a second
- time, should be escalated into a more serious error. */
- retval = TRNS_ERROR;
- }
+ struct casewriter *writer = autopaging_writer_create (dict_get_proto (dict));
+ if (mf.input_rowtype)
+ parse_data_with_rowtype (&mf, reader, writer);
else
- retval = TRNS_END_FILE;
+ parse_data_without_rowtype (&mf, reader, writer);
+ dfm_close_reader (reader);
- /* If there was an END subcommand handle it. */
- if (trns->end != NULL)
- {
- double *end = &case_data_rw (*c, trns->end)->f;
- if (retval == TRNS_END_FILE)
- {
- *end = 1.0;
- retval = TRNS_CONTINUE;
- }
- else
- *end = 0.0;
- }
+ dataset_set_dict (ds, dict);
+ dataset_set_source (ds, casewriter_make_reader (writer));
- return retval;
-}
+ matrix_format_uninit (&mf);
+ free (taken_vars);
+ fh_unref (fh);
+ return CMD_SUCCESS;
+
+ error:
+ matrix_format_uninit (&mf);
+ free (taken_vars);
+ dict_unref (dict);
+ fh_unref (fh);
+ return CMD_FAILURE;
+}