X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fhelper.c;h=84df352fdd48cf47ea671d2bf63c6886f01064f1;hb=6bf4567d7fcf5f0fa5805c4de24c13c2a7cfbbc9;hp=04c9bfe92039b0fd8dacf7653d39a26495494855;hpb=d083cbd79704445134ade0ebaa86ffc5445ba066;p=pspp

diff --git a/src/ui/gui/helper.c b/src/ui/gui/helper.c
index 04c9bfe920..84df352fdd 100644
--- a/src/ui/gui/helper.c
+++ b/src/ui/gui/helper.c
@@ -47,6 +47,26 @@
 
 #include <gettext.h>
 
+/* Returns a copy of IN with each underscore doubled.  The caller should free
+   the returned string (with free()) when it is no longer needed. */
+char *
+escape_underscores (const char *in)
+{
+  char *out = xmalloc (2 * strlen (in) + 1);
+  char *p;
+
+  p = out;
+  for (; *in != '\0'; in++)
+    {
+      if (*in == '_')
+        *p++ = '_';
+      *p++ = *in;
+    }
+  *p = '\0';
+
+  return out;
+}
+
 /* Formats a value according to VAR's print format and strips white space
    appropriately for VAR's type.  That is, if VAR is numeric, strips leading
    white space (because numbers are right-justified within their fields), and
@@ -98,8 +118,25 @@ text_to_value (const gchar *text,
 	       const struct variable *var,
 	       union value *val)
 {
-  const struct fmt_spec *format = var_get_print_format (var);
-  int width = var_get_width (var);
+  return text_to_value__ (text, var_get_print_format (var),
+                          var_get_encoding (var), val);
+}
+
+/* Converts TEXT, which contains a value in the given FORMAT encoding in
+   ENCODING, into a value.
+
+   VAL will be initialised and filled by this function.
+   It is the caller's responsibility to destroy VAL when no longer needed.
+
+   On success, VAL is returned, NULL otherwise.
+*/
+union value *
+text_to_value__ (const gchar *text,
+                 const struct fmt_spec *format,
+                 const gchar *encoding,
+                 union value *val)
+{
+  int width = fmt_var_width (format);
 
   if ( format->type != FMT_A)
     {
@@ -119,8 +156,7 @@ text_to_value (const gchar *text,
     }
 
   value_init (val, width);
-  free (data_in (ss_cstr (text), UTF8, format->type, val, width,
-                 var_get_encoding (var)));
+  free (data_in (ss_cstr (text), UTF8, format->type, val, width, encoding));
 
   return val;
 }