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revert to cuserid for systems where getlogin fails

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This commit is contained in:
Renaud 2017-05-07 10:50:09 +08:00
parent 9d864d8b00
commit 18cd0ba37f
1 changed files with 10 additions and 1 deletions
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11
pklock.c
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@ -33,6 +33,7 @@ int gethostname(char *name, int namelen)
}
#endif
char *cuserid( char *retbuf) ; /* should have been declared in stdio.h */
/**********************
@ -84,7 +85,15 @@ char *dolock( const char *fname)
}
if ((n = read(fd, locker, MAXNAME)) < 1) {
lseek(fd, 0, SEEK_SET);
strcpy( locker, getlogin()) ;
/*
** Since Ubuntu 17.04, cuserid prototype seems missing. Replacing it by
** getlogin does the trick on 64 bits but fails on 32 bits.
** So let's work around with cuserid for a while.
** logname = getlogin() ;
** strcpy( locker, logname ? logname : cuserid( NULL)) ;
*/
strcpy( locker, cuserid( NULL)) ;
strcat(locker + strlen(locker), "@");
gethostname(locker + strlen(locker), 64);
{