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Annotation of 43BSD/usr.lib/libU77/chmod_.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)chmod_.c    5.1     6/7/85
        !             7:  */
        !             8: 
        !             9: /*
        !            10:  * chmod - change file mode bits
        !            11:  *
        !            12:  * synopsis:
        !            13:  *     integer function chmod (fname, mode)
        !            14:  *     character*(*) fname, mode
        !            15:  */
        !            16: 
        !            17: #include "../libI77/f_errno.h"
        !            18: #include <sys/param.h>
        !            19: #ifndef        MAXPATHLEN
        !            20: #define MAXPATHLEN     128
        !            21: #endif
        !            22: 
        !            23: long chmod_(name, mode, namlen, modlen)
        !            24: char   *name, *mode;
        !            25: long   namlen, modlen;
        !            26: {
        !            27:        char    nambuf[MAXPATHLEN];
        !            28:        char    modbuf[32];
        !            29:        int     retcode;
        !            30: 
        !            31:        if (namlen >= sizeof nambuf || modlen >= sizeof modbuf)
        !            32:                return((long)(errno=F_ERARG));
        !            33:        g_char(name, namlen, nambuf);
        !            34:        g_char(mode, modlen, modbuf);
        !            35:        if (nambuf[0] == '\0')
        !            36:                return((long)(errno=ENOENT));
        !            37:        if (modbuf[0] == '\0')
        !            38:                return((long)(errno=F_ERARG));
        !            39:        if (fork())
        !            40:        {
        !            41:                if (wait(&retcode) == -1)
        !            42:                        return((long)errno);
        !            43:                return((long)retcode);
        !            44:        }
        !            45:        else
        !            46:                execl("/bin/chmod", "chmod", modbuf, nambuf, (char *)0);
        !            47: }

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