X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fexpressions%2Foperations.def;h=bdb6ed2b911c70af0915e3e689c3308c9dadc67d;hb=18e0d701a5e9a288604a408100efcf1463b6da9c;hp=2e94d2ec3203cd72e34a8fc86bf3225f476799f9;hpb=43b1296aafe7582e7dbe6c2b6a8b478d7d9b0fcf;p=pspp-builds.git

diff --git a/src/language/expressions/operations.def b/src/language/expressions/operations.def
index 2e94d2ec..bdb6ed2b 100644
--- a/src/language/expressions/operations.def
+++ b/src/language/expressions/operations.def
@@ -1,7 +1,7 @@
 // -*- c -*-
 //
 // PSPP - a program for statistical analysis.
-// Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+// Copyright (C) 2005, 2006, 2009, 2010, 2011 Free Software Foundation, Inc.
 // 
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -63,12 +63,12 @@ boolean operator LT (a, b) = a < b;
 boolean operator NE (a, b) = a != b;
 
 // String relational operators.
-boolean operator EQ_STRING (string a, string b) = compare_string (&a, &b) == 0;
-boolean operator GE_STRING (string a, string b) = compare_string (&a, &b) >= 0;
-boolean operator GT_STRING (string a, string b) = compare_string (&a, &b) > 0;
-boolean operator LE_STRING (string a, string b) = compare_string (&a, &b) <= 0;
-boolean operator LT_STRING (string a, string b) = compare_string (&a, &b) < 0;
-boolean operator NE_STRING (string a, string b) = compare_string (&a, &b) != 0;
+boolean operator EQ_STRING (string a, string b) = compare_string_3way (&a, &b) == 0;
+boolean operator GE_STRING (string a, string b) = compare_string_3way (&a, &b) >= 0;
+boolean operator GT_STRING (string a, string b) = compare_string_3way (&a, &b) > 0;
+boolean operator LE_STRING (string a, string b) = compare_string_3way (&a, &b) <= 0;
+boolean operator LT_STRING (string a, string b) = compare_string_3way (&a, &b) < 0;
+boolean operator NE_STRING (string a, string b) = compare_string_3way (&a, &b) != 0;
 
 // Unary functions.
 function ABS (x) = fabs (x);
@@ -118,7 +118,7 @@ boolean function ANY (string x, string a[n])
   size_t i;
 
   for (i = 0; i < n; i++)
-    if (!compare_string (&x, &a[i]))
+    if (!compare_string_3way (&x, &a[i]))
       return 1.;
   return 0.;
 }
@@ -154,7 +154,7 @@ string function MAX (string a[n])
 
   max = &a[0];
   for (i = 1; i < n; i++)
-    if (compare_string (&a[i], max) > 0)
+    if (compare_string_3way (&a[i], max) > 0)
       max = &a[i];
   return *max;
 }
@@ -185,7 +185,7 @@ string function MIN (string a[n])
 
   min = &a[0];
   for (i = 1; i < n; i++)
-    if (compare_string (&a[i], min) < 0)
+    if (compare_string_3way (&a[i], min) < 0)
       min = &a[i];
   return *min;
 }
@@ -238,7 +238,7 @@ boolean function RANGE (string x, string a[n*2])
     {
       struct substring *w = &a[2 * i];
       struct substring *y = &a[2 * i + 1];
-      if (compare_string (w, &x) <= 0 && compare_string (&x, y) <= 0)
+      if (compare_string_3way (w, &x) <= 0 && compare_string_3way (&x, y) <= 0)
         return 1.;
     }
   return 0.;
@@ -291,7 +291,15 @@ function CTIME.SECONDS (time) = time;
 function DATE.DMY (d, m, y) = expr_ymd_to_date (y, m, d);
 function DATE.MDY (m, d, y) = expr_ymd_to_date (y, m, d);
 function DATE.MOYR (m, y) = expr_ymd_to_date (y, m, 1);
-function DATE.QYR (q, y) = expr_ymd_to_date (y, q * 3 - 2, 1);
+function DATE.QYR (q, y)
+{
+  if (q < 1.0 || q > 4.0 || q != (int) q)
+    {
+      msg (SW, _("The first argument to DATE.QYR must be 1, 2, 3, or 4."));
+      return SYSMIS;
+    }
+   return expr_ymd_to_date (y, q * 3 - 2, 1);
+}
 function DATE.WKYR (w, y) = expr_wkyr_to_date (w, y);
 function DATE.YRDAY (y, yday) = expr_yrday_to_date (y, yday);
 function YRMODA (y, m, d) = expr_yrmoda (y, m, d);
@@ -573,7 +581,19 @@ string function RTRIM (string s, string c)
 function NUMBER (string s, ni_format f)
 {
   union value out;
-  data_in (ss_head (s, f->w), f->type, f->d, 0, &out, 0);
+  char *error;
+
+  if (s.length > f->w)
+    s.length = f->w;
+  error = data_in (s, LEGACY_NATIVE, f->type, &out, 0, NULL);
+  if (error == NULL)
+    data_in_imply_decimals (s, LEGACY_NATIVE, f->type, f->d, &out);
+  else
+    {
+      msg (SE, "Cannot parse `%.*s' as format %s: %s",
+           (int) s.length, s.string, fmt_name (f->type), error);
+      free (error);
+    }
   return out.f;
 }
 
@@ -582,11 +602,15 @@ absorb_miss string function STRING (x, no_format f)
 {
   union value v;
   struct substring dst;
+  char *s;
 
   v.f = x;
-  dst = alloc_string (e, f->w);
+
   assert (!fmt_is_string (f->type));
-  data_out (&v, f, dst.string);
+  s = data_out (&v, LEGACY_NATIVE, f);
+  dst = alloc_string (e, strlen (s));
+  strcpy (dst.string, s);
+  free (s);
   return dst;
 }
 
@@ -626,16 +650,16 @@ absorb_miss no_opt no_abbrev string function VALUELABEL (var v)
 
 // Artificial.
 operator SQUARE (x) = x * x;
-boolean operator NUM_TO_BOOLEAN (x)
+boolean operator NUM_TO_BOOLEAN (x, string op_name)
 {
   if (x == 0. || x == 1. || x == SYSMIS)
     return x;
   else
     {
-      msg (SE, _("A number being treated as a Boolean in an "
-                 "expression was found to have a value other than "
-                 "0 (false), 1 (true), or the system-missing value.  "
-                 "The result was forced to 0."));
+      msg (SE, _("An operand of the %.*s operator was found to have a value "
+                 "other than 0 (false), 1 (true), or the system-missing "
+                 "value.  The result was forced to 0."),
+           (int) op_name.length, op_name.string);
       return 0.;
     }
 }
@@ -647,7 +671,7 @@ function PDF.BETA (x >= 0 && x <= 1, a > 0, b > 0)
      = gsl_ran_beta_pdf (x, a, b);
 function CDF.BETA (x >= 0 && x <= 1, a > 0, b > 0) = gsl_cdf_beta_P (x, a, b);
 function IDF.BETA (P >= 0 && P <= 1, a > 0, b > 0)
-     = gslextras_cdf_beta_Pinv (P, a, b);
+     = gsl_cdf_beta_Pinv (P, a, b);
 no_opt function RV.BETA (a > 0, b > 0) = gsl_ran_beta (get_rng (), a, b);
 function NCDF.BETA (x >= 0, a > 0, b > 0, lambda > 0)
      = ncdf_beta (x, a, b, lambda);
@@ -850,7 +874,7 @@ no_opt function RV.BERNOULLI (p >= 0 && p <= 1)
 
 // Binomial distribution.
 function CDF.BINOM (k, n > 0 && n == floor (n), p >= 0 && p <= 1)
-     = gslextras_cdf_binomial_P (k, p, n);
+     = gsl_cdf_binomial_P (k, p, n);
 function PDF.BINOM (k >= 0 && k == floor (k) && k <= n,
                     n > 0 && n == floor (n),
                     p >= 0 && p <= 1)
@@ -860,7 +884,7 @@ no_opt function RV.BINOM (p > 0 && p == floor (p), n >= 0 && n <= 1)
 
 // Geometric distribution.
 function CDF.GEOM (k >= 1 && k == floor (k), p >= 0 && p <= 1)
-     = gslextras_cdf_geometric_P (k, p);
+     = gsl_cdf_geometric_P (k, p);
 function PDF.GEOM (k >= 1 && k == floor (k),
                    p >= 0 && p <= 1)
      = gsl_ran_geometric_pdf (k, p);
@@ -871,7 +895,7 @@ function CDF.HYPER (k >= 0 && k == floor (k) && k <= c,
                     a > 0 && a == floor (a),
                     b > 0 && b == floor (b) && b <= a,
                     c > 0 && c == floor (c) && c <= a)
-     = gslextras_cdf_hypergeometric_P (k, c, a - c, b);
+     = gsl_cdf_hypergeometric_P (k, c, a - c, b);
 function PDF.HYPER (k >= 0 && k == floor (k) && k <= c,
                     a > 0 && a == floor (a),
                     b > 0 && b == floor (b) && b <= a,
@@ -890,7 +914,7 @@ no_opt extension function RV.LOG (p > 0 && p <= 1)
 
 // Negative binomial distribution.
 function CDF.NEGBIN (k >= 1, n == floor (n), p > 0 && p <= 1)
-     = gslextras_cdf_negative_binomial_P (k, p, n);
+     = gsl_cdf_negative_binomial_P (k, p, n);
 function PDF.NEGBIN (k >= 1, n == floor (n), p > 0 && p <= 1)
      = gsl_ran_negative_binomial_pdf (k, p, n);
 no_opt function RV.NEGBIN (n == floor (n), p > 0 && p <= 1) 
@@ -898,7 +922,7 @@ no_opt function RV.NEGBIN (n == floor (n), p > 0 && p <= 1)
 
 // Poisson distribution.
 function CDF.POISSON (k >= 0 && k == floor (k), mu > 0)
-     = gslextras_cdf_poisson_P (k, mu);
+     = gsl_cdf_poisson_P (k, mu);
 function PDF.POISSON (k >= 0 && k == floor (k), mu > 0)
      = gsl_ran_poisson_pdf (k, mu);
 no_opt function RV.POISSON (mu > 0) = gsl_ran_poisson (get_rng (), mu);
@@ -949,7 +973,8 @@ absorb_miss no_opt string operator VEC_ELEM_STR (idx)
   if (idx >= 1 && idx <= vector_get_var_cnt (v))
     {
       struct variable *var = vector_get_var (v, (size_t) idx - 1);
-      return copy_string (e, case_str (c, var), var_get_width (var));
+      return copy_string (e, CHAR_CAST_BUG (char *, case_str (c, var)),
+                          var_get_width (var));
     }
   else
     {
@@ -988,7 +1013,7 @@ no_opt string operator STR_VAR ()
 no_opt perm_only function LAG (num_var v, pos_int n_before)
     dataset ds;
 {
-  struct ccase *c = lagged_case (ds, n_before);
+  const struct ccase *c = lagged_case (ds, n_before);
   if (c != NULL)
     {
       double x = case_num (c, v);
@@ -1001,7 +1026,7 @@ no_opt perm_only function LAG (num_var v, pos_int n_before)
 no_opt perm_only function LAG (num_var v)
     dataset ds;
 {
-  struct ccase *c = lagged_case (ds, 1);
+  const struct ccase *c = lagged_case (ds, 1);
   if (c != NULL)
     {
       double x = case_num (c, v);
@@ -1015,9 +1040,10 @@ no_opt perm_only string function LAG (str_var v, pos_int n_before)
      expression e;
      dataset ds;
 {
-  struct ccase *c = lagged_case (ds, n_before);
+  const struct ccase *c = lagged_case (ds, n_before);
   if (c != NULL)
-    return copy_string (e, case_str (c, v), var_get_width (v));
+    return copy_string (e, CHAR_CAST_BUG (char *, case_str (c, v)),
+                        var_get_width (v));
   else
     return empty_string;
 }
@@ -1026,9 +1052,10 @@ no_opt perm_only string function LAG (str_var v)
      expression e;
      dataset ds;
 {
-  struct ccase *c = lagged_case (ds, 1);
+  const struct ccase *c = lagged_case (ds, 1);
   if (c != NULL)
-    return copy_string (e, case_str (c, v), var_get_width (v));
+    return copy_string (e, CHAR_CAST_BUG (char *, case_str (c, v)),
+                        var_get_width (v));
   else
     return empty_string;
 }