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- /*
- * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
- * See the copyright notice in the ACK home directory, in the file "Copyright".
- */
- /* $Id$ */
- #include <stdlib.h>
- #include <stdio.h>
- #include <string.h>
- #include "file_info.h"
- #include "input.h"
- #define INP_PUSHBACK 3
- #define INP_TYPE struct file_info
- #define INP_VAR finfo
- struct file_info finfo;
- #include <inp_pkg.body>
- #include <alloc.h>
- char *
- getwdir(fn)
- register char *fn;
- {
- register char *p;
- char *strrchr();
- p = strrchr(fn, '/');
- while (p && *(p + 1) == '\0') { /* remove trailing /'s */
- *p = '\0';
- p = strrchr(fn, '/');
- }
- if (fn[0] == '\0' || (fn[0] == '/' && p == &fn[0])) /* absolute path */
- return "";
- if (p) {
- *p = '\0';
- fn = Salloc(fn, (unsigned)(p - &fn[0] + 1));
- *p = '/';
- return fn;
- }
- return ".";
- }
- int NoUnstack;
- int InputLevel;
- AtEoIT()
- {
- InputLevel--;
- /* if (NoUnstack) warning("unexpected EOF"); ??? */
- unstackrepl();
- return 0;
- }
- AtEoIF()
- {
- extern int nestlevel;
- extern int nestcount;
- extern int svnestlevel[];
- if (nestlevel > svnestlevel[nestcount]) warning("missing #endif");
- else if (NoUnstack) warning("unexpected EOF");
- nestlevel = svnestlevel[nestcount--];
- return 0;
- }
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