1 files changed, 54 insertions, 0 deletions
diff --git a/reference/C/EXAMPLES/funcpt3.c b/reference/C/EXAMPLES/funcpt3.c
new file mode 100644
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+++ b/reference/C/EXAMPLES/funcpt3.c
@@ -0,0 +1,54 @@
+
+/************************************************************************
+ *
+ * Purpose: 1. Define a pointer to a function with parameters.
+ *          2. Point at the function.
+ *          3. Execute the function passing char and string parameters to it.
+ *
+ * Author:  M.J. Leslie
+ *
+ * Date:    04-Jun-95
+ *
+ ************************************************************************/
+
+char * (*fpointer)(char *, char);	/* Define a pointer to a function	*/
+
+char * prefix(char *, char);		/* Define a few functions.		*/
+char * suffix(char *, char);
+
+main()
+{
+    fpointer = prefix;		/* Put the address of 'add' in 'fpointer' */
+    printf("%s ", fpointer("artin", 'M'));
+
+    fpointer = suffix;		/* Repeat for 'suffix'			*/
+    printf("%s \n", fpointer("lesli", 'e'));
+}
+
+/************************************************************************/
+
+char * prefix(char *str, char c)
+{
+    char result[100];
+   
+    result[0] = c;
+    strcpy(result+1, str);
+
+    return(result);
+}
+
+/************************************************************************/
+
+char * suffix(char *str, char c)
+{
+    char result[100];
+    int eol;
+
+    strcpy(result, str);
+
+    eol=strlen(result);
+    result[eol] = c;
+    result[eol+1] = '\0';
+
+    return(result);
+}