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Annotation of researchv10dc/ipc/bin/pupu/dkxenviron.c, revision 1.1.1.1

1.1       root        1:        static char     SCCSID[] = "@(#)dkxenviron.c    2.1 DKHOST 84/08/10";
                      2: 
                      3: #include <stdio.h>
                      4: #include <string.h>
                      5: 
                      6:        char            *getenv();
                      7: 
                      8: /*
                      9:  * Transmit environment variables to a remote host
                     10:  *
                     11:  * The environment variables to be sent are listed, separated by commas,
                     12:  * in the environment variable DKEXPORT.  They are all sent as a series of
                     13:  * null-terminated strings using the dkxqt protocol.
                     14:  *
                     15:  *     netfd   = file descriptor of an open connection to the remote host
                     16:  *     return  = >0 : write successful
                     17:  *             | <0 : write failed
                     18:  */
                     19: 
                     20: dkxenviron(netfd)
                     21: {
                     22:        register char   *envlist, *envnext, *ap, *ep;
                     23:        short           len;
                     24:        char            envarray[2048];
                     25: 
                     26:        if(!(envlist = getenv("DKEXPORT")))
                     27:                envlist = "";
                     28: 
                     29:        ap = envarray;
                     30: 
                     31:        do{
                     32:                if(envnext = strchr(envlist, ','))
                     33:                        *envnext = '\0';
                     34: 
                     35:                if(ep = getenv(envlist)){
                     36:                        sprintf(ap, "%s=%s", envlist, ep);
                     37: 
                     38:                        ap += strlen(ap) + 1;
                     39:                }
                     40: 
                     41:                if(envnext)
                     42:                        *envnext++ = ',';
                     43:        }while(envlist = envnext);
                     44: 
                     45:        len = ap - envarray;
                     46: 
                     47:        return(dkxlwrite(netfd, envarray, len));
                     48: }

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