--- var_test.c 2002/02/28 20:27:05 1.38
+++ var_test.c 2002/03/04 11:53:27 1.39
@@ -30,9 +30,55 @@
#include <stdio.h>
#include <string.h>
#include <errno.h>
+#include <ctype.h>
#include "var.h"
+static var_rc_t
+var_operation(
+ var_t *var, void *ctx,
+ const char *op_ptr, size_t op_len,
+ const char *arg_ptr, size_t arg_len,
+ const char *val_ptr, size_t val_len,
+ char **out_ptr, size_t *out_len, size_t *out_size)
+{
+ int i;
+
+ fprintf(stderr, "op=<%s>(%d) arg=<%s>(%d) val=<%s>(%d)\n",
+ op_ptr, op_len, arg_ptr, arg_len, val_ptr, val_len);
+ if (val_ptr == NULL) {
+ *out_ptr = "";
+ *out_len = 0;
+ *out_size = 0;
+ return VAR_OK;
+ }
+ if (op_len == 6 && strncmp(op_ptr, "return", 6) == 0) {
+ *out_ptr = malloc(arg_len);
+ *out_len = arg_len;
+ *out_size = arg_len;
+ memcpy(*out_ptr, arg_ptr, arg_len);
+ return VAR_OK;
+ }
+ else if (op_len == 5 && strncmp(op_ptr, "upper", 5) == 0) {
+ *out_ptr = malloc(val_len);
+ *out_len = val_len;
+ *out_size = val_len;
+ for (i = 0; i < val_len; i++)
+ (*out_ptr)[i] = (char)toupper((int)(val_ptr[i]));
+ return VAR_OK;
+ }
+ else if (op_len == 5 && strncmp(op_ptr, "lower", 5) == 0) {
+ *out_ptr = malloc(val_len);
+ *out_len = val_len;
+ *out_size = val_len;
+ for (i = 0; i < val_len; i++)
+ (*out_ptr)[i] = (char)tolower((int)(val_ptr[i]));
+ return VAR_OK;
+ }
+ else
+ return VAR_ERR_UNDEFINED_OPERATION;
+}
+
struct variable {
const char *name;
const unsigned int idx;
@@ -177,6 +223,9 @@
{ "-[${ARRAY[#]}:]{1,$NUMBER}-", "-entry1:entry2:-" },
{ "-[${ARRAY[#]}:]{1,3,5}-", "-entry1::-" },
{ "${MULTILINE:s/^/ | /g}", " | line1\n | line2\n" },
+ { "${HOME:%upper}", "/HOME/REGRESSION-TESTS" },
+ { "${HOME:%upper:%lower}", "/home/regression-tests" },
+ { "${EMPTY:%return($HOME)}", "/home/regression-tests" },
{
"[${ARRAY}:${ARRAY[#]}-]",
"entry0:entry0-entry0:entry1-entry0:entry2-entry0:entry3-"
@@ -215,6 +264,11 @@
var_strerror(NULL, rc, &err);
printf("unable to configure variable expansion context: %s (%d)\n", err, rc);
return 1;
+ }
+ if ((rc = var_config(var, VAR_CONFIG_CB_OPERATION, var_operation, NULL)) != VAR_OK) {
+ var_strerror(NULL, rc, &err);
+ printf("unable to configure variable expansion context: %s (%d)\n", err, rc);
+ return 1;
}
for (i = 0; i < sizeof(tests)/sizeof(struct test_case); ++i) {
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