Several string functions added.

ChangeLog-1999-07-09

+1999-03-18  Sean Atkinson <sca20@cam.ac.uk>
+	
+	* notes: typos
+
+	* src/expr.c (value_string): cleaned to use g_strdup_printf
+
+	* src/expr.h: typo
+
+	* src/fn-string.c (gnumeric_mid): fixed
+	internationalized various strings, typos
+	(subs_string_new, subs_string_append_n, subs_string_free): added to
+	speed gnumeric_substitute
+	(gnumeric_concatenate, gnumeric_rept, gnumeric_find, gnumeric_fixed)
+	(gnumeric_proper, gnumeric_replace, gnumeric_t, gnumeric_value)
+	(gnumeric_substitute, gnumeric_dollar): implemented.
+
 1999-03-16  Vladimir Vuksan <vuksan@veus.hr>
 
 	* src/fn-financial.c: More financial functions: gnumeric_nominal,

ChangeLog-2000-02-23

+1999-03-18  Sean Atkinson <sca20@cam.ac.uk>
+	
+	* notes: typos
+
+	* src/expr.c (value_string): cleaned to use g_strdup_printf
+
+	* src/expr.h: typo
+
+	* src/fn-string.c (gnumeric_mid): fixed
+	internationalized various strings, typos
+	(subs_string_new, subs_string_append_n, subs_string_free): added to
+	speed gnumeric_substitute
+	(gnumeric_concatenate, gnumeric_rept, gnumeric_find, gnumeric_fixed)
+	(gnumeric_proper, gnumeric_replace, gnumeric_t, gnumeric_value)
+	(gnumeric_substitute, gnumeric_dollar): implemented.
+
 1999-03-16  Vladimir Vuksan <vuksan@veus.hr>
 
 	* src/fn-financial.c: More financial functions: gnumeric_nominal,

OChangeLog-1999-07-09

+1999-03-18  Sean Atkinson <sca20@cam.ac.uk>
+	
+	* notes: typos
+
+	* src/expr.c (value_string): cleaned to use g_strdup_printf
+
+	* src/expr.h: typo
+
+	* src/fn-string.c (gnumeric_mid): fixed
+	internationalized various strings, typos
+	(subs_string_new, subs_string_append_n, subs_string_free): added to
+	speed gnumeric_substitute
+	(gnumeric_concatenate, gnumeric_rept, gnumeric_find, gnumeric_fixed)
+	(gnumeric_proper, gnumeric_replace, gnumeric_t, gnumeric_value)
+	(gnumeric_substitute, gnumeric_dollar): implemented.
+
 1999-03-16  Vladimir Vuksan <vuksan@veus.hr>
 
 	* src/fn-financial.c: More financial functions: gnumeric_nominal,

OChangeLog-2000-02-23

+1999-03-18  Sean Atkinson <sca20@cam.ac.uk>
+	
+	* notes: typos
+
+	* src/expr.c (value_string): cleaned to use g_strdup_printf
+
+	* src/expr.h: typo
+
+	* src/fn-string.c (gnumeric_mid): fixed
+	internationalized various strings, typos
+	(subs_string_new, subs_string_append_n, subs_string_free): added to
+	speed gnumeric_substitute
+	(gnumeric_concatenate, gnumeric_rept, gnumeric_find, gnumeric_fixed)
+	(gnumeric_proper, gnumeric_replace, gnumeric_t, gnumeric_value)
+	(gnumeric_substitute, gnumeric_dollar): implemented.
+
 1999-03-16  Vladimir Vuksan <vuksan@veus.hr>
 
 	* src/fn-financial.c: More financial functions: gnumeric_nominal,

doc/developer/notes

@@ -2,7 +2,7 @@
 Control-Enter after finishing entering some data into a cell
 sets the whole range of selected cells to that value.
 
-On a selection: Enter, COntrol Enter, Tab, Shift-Tab navigate trought
+On a selection: Enter, Control Enter, Tab, Shift-Tab navigate trought
 the selected cells.
 
 Double clicking on a column division automatically adjusts the column
@@ -71,7 +71,7 @@ Alt-down arrow pops up a list of available choices for the autofill
 	to the two references
 
 ** Wierd things
-	="1"+"2" yields 3, Excel does the converion to itegers
+	="1"+"2" yields 3, Excel does the converion to integers
 	="A"&TRUE, Excel convers TRUE to a string: ATRUE
 
 ** Display
@@ -122,4 +122,4 @@ Alt-down arrow pops up a list of available choices for the autofill
 	#NULL!
 	#NUM!
 	#REF!
-	#VALUE!
\ No newline at end of file
+	#VALUE!

notes

@@ -2,7 +2,7 @@
 Control-Enter after finishing entering some data into a cell
 sets the whole range of selected cells to that value.
 
-On a selection: Enter, COntrol Enter, Tab, Shift-Tab navigate trought
+On a selection: Enter, Control Enter, Tab, Shift-Tab navigate trought
 the selected cells.
 
 Double clicking on a column division automatically adjusts the column
@@ -71,7 +71,7 @@ Alt-down arrow pops up a list of available choices for the autofill
 	to the two references
 
 ** Wierd things
-	="1"+"2" yields 3, Excel does the converion to itegers
+	="1"+"2" yields 3, Excel does the converion to integers
 	="A"&TRUE, Excel convers TRUE to a string: ATRUE
 
 ** Display
@@ -122,4 +122,4 @@ Alt-down arrow pops up a list of available choices for the autofill
 	#NULL!
 	#NUM!
 	#REF!
-	#VALUE!
\ No newline at end of file
+	#VALUE!

src/expr.c

@@ -172,29 +172,24 @@ expr_tree_unref (ExprTree *tree)
 char *
 value_string (Value *value)
 {
-	char buffer [40];
-		
 	switch (value->type){
 	case VALUE_STRING:
 		return g_strdup (value->v.str->str);
 
 	case VALUE_INTEGER:
-		snprintf (buffer, sizeof (buffer)-1, "%d", value->v.v_int);
-		break;
+		return g_strdup_printf ("%d", value->v.v_int) ;
 
 	case VALUE_FLOAT:
-		snprintf (buffer, sizeof (buffer)-1, "%g", value->v.v_float);
-		break;
+		return g_strdup_printf ("%g", value->v.v_float) ;
 
 	case VALUE_ARRAY:
-		snprintf (buffer, sizeof (buffer)-1, "ARRAY");
-		break;
+		return g_strdup ("ARRAY") ;
 		
 	case VALUE_CELLRANGE:
-		return g_strdup ("Internal problem");
-
+		break ;
 	}
-	return g_strdup (buffer);
+
+	return g_strdup ("Internal problem") ;
 }
 
 void

src/expr.h

@@ -93,7 +93,7 @@ typedef enum {
 /*
  * Functions come in two fashions:  Those that only deal with
  * very specific data types and a constant number of arguments,
- * and those who dont.
+ * and those who don't.
  *
  * The former kind of functions receives a precomputed array of
  * Value pointers.