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Annotation of coherent/b/conf/convert/lsys/getACU.c, revision 1.1.1.1

1.1       root        1: /* getACU(): get the ACU entry from L-devices and store the name of the
                      2:  *     line used by ACU. We need this because an L.sys entry specifies
                      3:  *     a device ONLY when a direct connection is used, but ACU is used
                      4:  *     when a modem is described.
                      5:  */
                      6: 
                      7: #include <stdio.h>
                      8: #include <ctype.h>
                      9: 
                     10: extern char acudev[];
                     11: #define LDEV   "/usr/lib/uucp/L-devices"
                     12: 
                     13: getACU() 
                     14: {
                     15:        FILE *ldevin;
                     16:        char ldevline[80];      
                     17:        char *ldevptr;
                     18:        char *lineptr;
                     19: 
                     20:        strcpy(acudev,"");
                     21:        if( (ldevin = fopen(LDEV,"r")) == NULL){
                     22:                printf("Error opening %s\n",LDEV);
                     23:                exit(1);
                     24:        }
                     25: 
                     26:        while( (fgets(ldevline,sizeof(ldevline),ldevin)) != NULL){
                     27:                if(ldevline[0] != '#' && (ldevptr = strstr(ldevline, "ACU"))){  /* found ACU line */
                     28:                        ldevptr += 3;           /* skip ACU field */
                     29:                        lineptr = acudev;       
                     30: 
                     31:                        while(isspace(*ldevptr))
                     32:                                ldevptr++;      /* skip whitespace */
                     33: 
                     34:                        while(!isspace(*ldevptr)){
                     35:                                *lineptr++ = *ldevptr++;
                     36:                        }
                     37:                        *lineptr = '\0';
                     38: #ifdef DEBUG
                     39:                        printf("ACU device is %s\n",acudev);
                     40: #endif
                     41:                        fclose(ldevin);
                     42:                        return(0);
                     43:                }
                     44:        }
                     45: 
                     46:        printf("Warning! No ACU entry found in L-devices\n");
                     47:        acudev[0] = '\0';
                     48:        fclose(ldevin);
                     49:        return(0);
                     50: }

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