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ossp - Difference in ossp-pkg/var/var.c versions 1.67 and 1.68
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ossp-pkg/var/var.c 1.67 -> 1.68

--- var.c        2002/02/28 11:59:29     1.67
+++ var.c        2002/02/28 12:10:33     1.68
@@ -1952,51 +1952,6 @@
     return rc;
 }
 
-static var_rc_t internal_expand(
-    const char *input_buf, size_t input_len,
-    char **result, size_t *result_len,
-    var_cb_value_t lookup, void *lookup_context,
-    const var_syntax_t *config, char_class_t nameclass, int force_expand)
-{
-    var_rc_t rc;
-    tokenbuf_t output;
-
-    /* Set the result pointer to the begining of the input buffer so
-       that it is correctly initialized in case we fail with an error. */
-    *result = (char *)input_buf;
-
-    /* Call the parser. */
-    tokenbuf_init(&output);
-    rc = input(input_buf, input_buf + input_len, config, nameclass,
-               lookup, lookup_context, force_expand, &output, 0, 0, NULL);
-
-    /* Post-process output */
-    if (rc >= 0) {
-        /* always NUL-terminate output for convinience reasons */
-        if (!tokenbuf_append(&output, "\0", 1)) {
-            tokenbuf_free(&output);
-            return VAR_ERR_OUT_OF_MEMORY;
-        }
-        output.end--;
-
-        /* Provide results */
-        *result = (char *)output.begin;
-        if (result_len != NULL)
-            *result_len = output.end - output.begin;
-
-        /* canonify all positive answers */
-        rc = VAR_OK;
-    }
-    else {
-        /* Provide error results */
-        *result = (char *)input_buf;
-        if (result_len != NULL)
-            *result_len = output.end - output.begin;
-    }
-
-    return VAR_RC(rc);
-}
-
 /* ------------------------------------------------------------------ */
 
 var_rc_t 
@@ -2144,21 +2099,56 @@
     char **dst_ptr, size_t *dst_len, 
     int force_expand)
 {
-    /* var_expand_t ctx; */
+    var_expand_t ctx;
+    tokenbuf_t output;
     var_rc_t rc;
 
     /* argument sanity checks */
     if (var == NULL || src_ptr == NULL || src_len == 0 || dst_ptr == NULL)
         return VAR_RC(VAR_ERR_INVALID_ARGUMENT);
 
-    /* ctx.force_expand = force_expand; */
-    rc = internal_expand(src_ptr, src_len, dst_ptr, dst_len, 
-                         var->cb_value_fct, var->cb_value_ctx,
-                         &var->syntax, var->syntax_nameclass, force_expand);
-    return rc;
+    /* prepare internal expansion context */
+    ctx.force_expand = force_expand;
+
+    /* set the dst_ptr pointer to the src_ptr so that it is correctly
+       initialized in case we fail with an error later. */
+    *dst_ptr = (char *)src_ptr;
+
+    /* call the parsing */
+    tokenbuf_init(&output);
+    rc = input(src_ptr, src_ptr + src_len, 
+               &var->syntax, var->syntax_nameclass,
+               var->cb_value_fct, var->cb_value_ctx, 
+               ctx.force_expand, &output, 0, 0, NULL);
+
+    /* post-process output */
+    if (rc >= 0) {
+        /* always NUL-terminate output for convinience reasons */
+        if (!tokenbuf_append(&output, "\0", 1)) {
+            tokenbuf_free(&output);
+            return VAR_RC(VAR_ERR_OUT_OF_MEMORY);
+        }
+        output.end--;
+
+        /* provide dst_ptrs */
+        *dst_ptr = (char *)output.begin;
+        if (dst_len != NULL)
+            *dst_len = output.end - output.begin;
+
+        /* canonify all positive answers */
+        rc = VAR_OK;
+    }
+    else {
+        /* provide error dst_ptr */
+        *dst_ptr = (char *)src_ptr;
+        if (dst_len != NULL)
+            *dst_len = output.end - output.begin;
+    }
+
+    return VAR_RC(rc);
 }
 
-static char *var_errors[] = {
+static const char *var_errors[] = {
     "everything ok",                                           /* VAR_OK = 0 */
     "incomplete named character",                              /* VAR_ERR_INCOMPLETE_NAMED_CHARACTER */
     "incomplete hexadecimal value",                            /* VAR_ERR_INCOMPLETE_HEX */
@@ -2212,7 +2202,7 @@
     if (rc < 0 || rc >= sizeof(var_errors) / sizeof(char *))
         *str = "unknown error";
     else
-        *str = var_errors[rc];
+        *str = (char *)var_errors[rc];
     return VAR_OK;
 }
 

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