92 lines
1.6 KiB
C
92 lines
1.6 KiB
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* $Id$ */
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#include "inputtype.h"
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#include "file_info.h"
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#include "input.h"
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#define INP_PUSHBACK 3
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#define INP_TYPE struct file_info
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#define INP_VAR finfo
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struct file_info finfo;
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#include "nopp.h"
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#include <inp_pkg.body>
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#include <alloc.h>
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#include "dbsymtab.h"
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#include "lint.h"
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#ifndef NOPP
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#ifdef DBSYMTAB
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#include <stb.h>
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#include <em.h>
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extern int IncludeLevel;
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extern char options[];
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#endif
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char *
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getwdir(fn)
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register char *fn;
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{
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register char *p;
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char *strrindex();
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p = strrindex(fn, '/');
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while (p && *(p + 1) == '\0') { /* remove trailing /'s */
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*p = '\0';
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p = strrindex(fn, '/');
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}
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if (fn[0] == '\0' || (fn[0] == '/' && p == &fn[0])) /* absolute path */
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return "";
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if (p) {
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*p = '\0';
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fn = Salloc(fn,(unsigned) (p - &fn[0] + 1));
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*p = '/';
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return fn;
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}
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return "";
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}
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int InputLevel;
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extern int nestlevel;
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#endif /* NOPP */
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int NoUnstack;
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AtEoIT()
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{
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#ifndef NOPP
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InputLevel--;
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unstackrepl();
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#endif /* NOPP */
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return 0;
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}
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extern char *source;
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AtEoIF()
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{
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#ifndef NOPP
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if (nestlevel != nestlow) lexwarning("missing #endif");
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else
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#endif /* NOPP */
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if (NoUnstack) lexerror("unexpected EOF");
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#ifndef NOPP
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nestlevel = nestlow;
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#ifdef DBSYMTAB
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if (options['g'] && IncludeLevel > 0) {
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C_ms_stb_cst(FileName, N_EINCL, 0, (arith) 0);
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}
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IncludeLevel--;
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#endif
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if (WorkingDir[0] != '\0') free(WorkingDir);
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#endif /* NOPP */
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#ifndef LINT
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if (FileName != source) free(FileName);
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#endif
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return 0;
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}
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