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took out errno decl since sudo.h does it for us

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fixed up a next cc warning
added params to func decls when STDC_HEADERS is not defined
This commit is contained in:
Todd C. Miller
1994-08-08 04:08:00 +00:00
parent 65a4afee48
commit b20e86de96
1 changed files with 4 additions and 10 deletions
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14
sudo_realpath.c
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@@ -53,9 +53,9 @@ static char rcsid[] = "$Id$";
#include "sudo.h"
#ifndef STDC_HEADERS
extern char *strcpy();
extern int readlink();
extern int lstat();
extern char *strcpy __P((char *, char *));
extern int readlink __P((char *, char *, int));
extern int lstat __P((char *, struct stat *));
#endif /* !STDC_HEADERS */
@@ -76,12 +76,6 @@ extern int lstat();
static void realpath_restore __P((char *));
/*
* Since we can't count on this being defined...
*/
extern int errno;
/******************************************************************
*
* sudo_realpath()
@@ -100,7 +94,7 @@ char * sudo_realpath(old, new)
int len; /* length parameter */
/* check for brain damage */
if (old == NULL || old[0] == NULL)
if (old == NULL || old[0] == '\0')
return(NULL);
new[MAXPATHLEN] = '\0';