- /* Look for another '$' */
- state = 0;
- }
- break;
- case 3: /* Waiting for ' */
- if ((c == '\'') && (prev != '\\')) {
- state = 0;
- } else {
- *(output++) = c;
- outputcnt--;
+ }
+ break;
+ case 2: /* Waiting for ) */
+ if (c == ')' || c == '}') {
+ int i;
+ char envname[CFG_CBSIZE], *envval;
+ int envcnt = input - varname_start - 1; /* Varname # of chars */
+
+ /* Get the varname */
+ for (i = 0; i < envcnt; i++) {
+ envname[i] = varname_start[i];
+ }
+ envname[i] = 0;
+
+ /* Get its value */
+ envval = getenv (envname);
+
+ /* Copy into the line if it exists */
+ if (envval != NULL)
+ while ((*envval) && outputcnt) {
+ *(output++) = *(envval++);
+ outputcnt--;
+ }
+ /* Look for another '$' */
+ state = 0;
+ }
+ break;
+ case 3: /* Waiting for ' */
+ if ((c == '\'') && (prev != '\\')) {
+ state = 0;
+ } else {
+ *(output++) = c;
+ outputcnt--;
+ }
+ break;