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Annotation of 42BSD/usr.lib/libU77/chdir_.c, revision 1.1

1.1     ! root        1: /*
        !             2: char id_chdir[] = "@(#)chdir_.c        1.3";
        !             3:  *
        !             4:  * change default directory
        !             5:  *
        !             6:  * calling sequence:
        !             7:  *     integer chdir
        !             8:  *     ierror = chdir(dirname)
        !             9:  * where:
        !            10:  *     ierror will receive a returned status (0 == OK)
        !            11:  *     dirname is the directory name
        !            12:  */
        !            13: 
        !            14: #include "../libI77/f_errno.h"
        !            15: #include <sys/param.h>
        !            16: #ifndef        MAXPATHLEN
        !            17: #define MAXPATHLEN     128
        !            18: #endif
        !            19: 
        !            20: long chdir_(dname, dnamlen)
        !            21: char *dname;
        !            22: long dnamlen;
        !            23: {
        !            24:        char buf[MAXPATHLEN];
        !            25: 
        !            26:        if (dnamlen >= sizeof buf)
        !            27:                return((long)(errno=F_ERARG));
        !            28:        g_char(dname, dnamlen, buf);
        !            29:        if (chdir(buf) != 0)
        !            30:                return((long)errno);
        !            31:        return(0L);
        !            32: }

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