Leaked source code of windows server 2003
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110 lines
2.4 KiB

/*
* File handling for LPR
*
* Read from an init file.
* Read from a file, expanding tabs.
*/
#include <windef.h>
#include <stdio.h>
#include <string.h>
#include "lpr.h"
extern BOOL fVerify; /* From lpr.c - for verifying our progression */
#define cchIniMax 80 /* length of line in tools.ini file */
#define cchPathMax 128 /* maximum length of USER env var. */
/* from fgetl.c - expand tabs and return lines w/o separators */
int colTab = 8; /* Tab stops every colTab columns */
char* __cdecl fgetl(sz, cch, fh)
/* returns line from file (no CRLFs); returns NULL if EOF */
/* Maps nulls read in into .'s */
char *sz;
int cch;
FILE *fh;
{
register int c;
register char *p;
/* remember NUL at end */
cch--;
p = sz;
while (cch)
{
c = getc(fh);
if (c == EOF || c == '\n')
break;
if (c != '\r')
if (c != '\t')
{
*p++ = (char)((unsigned)c ? (unsigned)c : (unsigned)'.');
cch--;
}
else
{
c = (int)(min(colTab - ((p-sz) % colTab), cch));
memset(p, ' ', c);
p += c;
cch -= c;
}
}
*p = 0;
return (!( (c == EOF) && (p == sz) )) ? sz : NULL;
}
char *SzFindPath(szDirlist, szFullname, szFile)
/* SzFindPath -- Creates szFullname from first entry in szDirlist and szFile.
* The remaining directory list is returned. If the directory
* list is empty, NULL is returned.
*/
char *szDirlist;
char *szFullname;
char *szFile;
{
#define chDirSep ';' /* seperator for entries in directory list */
#define chDirDelim '\\' /* end of directory name character */
register char *pch;
register char *szRc; /* returned directory list */
if ((pch = strchr(szDirlist, chDirSep)) != 0)
{
*pch = (char)NULL; /* replace ';' with null */
szRc = pch + 1;
}
else
{
pch = strchr(szDirlist,'\0');
szRc = NULL;
}
strcpy(szFullname,szDirlist);
if (szRc != NULL) {
/* We MUST restore the input string */
*(szRc-1) = chDirSep;
}
/* if directory name doesn't already end with chDirDelim, append it */
if (*(pch-1) != chDirDelim)
{
pch = szFullname + strlen(szFullname);
*pch++ = chDirDelim;
*pch = (char)NULL;
}
strcat(szFullname,szFile);
return(szRc);
}