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Annotation of coherent/g/usr/lib/uucp/tay104/unix/getcwd.c, revision 1.1

1.1     ! root        1: /* getcwd.c
        !             2:    Replacement for the getcwd function that just calls /bin/pwd.  */
        !             3: 
        !             4: #include "uucp.h"
        !             5: 
        !             6: #include "sysdep.h"
        !             7: 
        !             8: #include <errno.h>
        !             9: 
        !            10: char *
        !            11: getcwd (zbuf, cbuf)
        !            12:      char *zbuf;
        !            13:      size_t cbuf;
        !            14: {
        !            15:   const char *azargs[2];
        !            16:   FILE *e;
        !            17:   pid_t ipid;
        !            18:   int cread;
        !            19:   int ierr;
        !            20: 
        !            21:   azargs[0] = PWD_PROGRAM;
        !            22:   azargs[1] = NULL;
        !            23:   e = espopen (azargs, TRUE, &ipid);
        !            24:   if (e == NULL)
        !            25:     return NULL;
        !            26: 
        !            27:   ierr = 0;
        !            28: 
        !            29:   cread = fread (zbuf, sizeof (char), cbuf, e);
        !            30:   if (cread == 0)
        !            31:     ierr = errno;
        !            32: 
        !            33:   (void) fclose (e);
        !            34: 
        !            35:   if (ixswait ((unsigned long) ipid, (const char *) NULL) != 0)
        !            36:     {
        !            37:       ierr = EACCES;
        !            38:       cread = 0;
        !            39:     }
        !            40: 
        !            41:   if (cread != 0)
        !            42:     {
        !            43:       if (zbuf[cread - 1] == '\n')
        !            44:        zbuf[cread - 1] = '\0';
        !            45:       else
        !            46:        {
        !            47:          ierr = ERANGE;
        !            48:          cread = 0;
        !            49:        }
        !            50:     }
        !            51:   
        !            52:   if (cread == 0)
        !            53:     {
        !            54:       errno = ierr;
        !            55:       return NULL;
        !            56:     }
        !            57: 
        !            58:   return zbuf;
        !            59: }

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