| 92e88c2c |
1 | /* |
| 2 | * $Source$ |
| 3 | * $Author$ |
| 4 | * $Header$ |
| 5 | * |
| 6 | * Copyright (C) 1991 by the Massachusetts Institute of Technology |
| 7 | * For copying and distribution information, please see the file |
| 8 | * <mit-copyright.h>. |
| 9 | * |
| 10 | */ |
| 11 | |
| 12 | #include <ctype.h> |
| 13 | #include <stdio.h> |
| 14 | #include <moira.h> |
| 15 | |
| 16 | extern char *DataBuf; |
| 17 | extern char *ErrorBuf; |
| 18 | extern int count; |
| 19 | |
| 20 | CompData (argc, argv, CompStr) |
| 21 | int argc; /* # of fields outputted by Moira */ |
| 22 | char **argv; /* Array of strings outputted by Moira */ |
| 23 | char **CompStr; /* Pointer to Comparison String -- Data section only */ |
| 24 | /* CompData uses the global variables: */ |
| 25 | /* char *DataBuf; */ |
| 26 | /* char *ErrorBuf; */ |
| 27 | /* int count; */ |
| 28 | { |
| 29 | int Field = 0; /* Field number being compared */ |
| 30 | int Len, Len2; /* Length of a comparison field */ |
| 31 | int i; /* index for printing */ |
| 32 | |
| 33 | if (*ErrorBuf == '\0') { /* Don't process if there's a data error already */ |
| 34 | |
| 35 | for (;(**CompStr) && isspace(**CompStr); (*CompStr)++); /*whitespace*/ |
| 36 | if ((**CompStr != '{') && (**CompStr != '\0')) |
| 37 | strcpy (ErrorBuf, "Malformed Comparison String"); |
| 38 | else if (**CompStr != '\0') { |
| 39 | for ((*CompStr)++; ((**CompStr != '}') && (**CompStr != '\0') |
| 40 | && (Field < argc));) { |
| 41 | for (;**CompStr && isspace(**CompStr); (*CompStr)++); /* Whitespace */ |
| 42 | if (**CompStr == '*') { /* Wildcard -- field automatically checks */ |
| 43 | (*CompStr)++;} |
| 44 | else if (**CompStr == '"') { /* Compare a field */ |
| 45 | (*CompStr)++; |
| 46 | Len = (int)(index(*CompStr, '"')) - (int)(*CompStr); |
| 47 | if (Len < 0) { |
| 48 | strcpy (ErrorBuf, "Malformed Comparison String"); |
| 49 | break;} |
| 50 | else if ((strncmp (*CompStr, argv[Field], Len)) || |
| 51 | (strlen(argv[Field]) != Len)) { /* Data Error */ |
| 52 | strcpy (ErrorBuf, "Data Error"); |
| 53 | break;} |
| 54 | *CompStr = (char *)index(*CompStr, '"'); |
| 55 | (*CompStr)++;} |
| 56 | else { |
| 57 | Len = (int)(index(*CompStr, ' ')) - (int)(*CompStr); |
| 58 | Len2 = (int)(index(*CompStr, '}')) - (int)(*CompStr); |
| 59 | if ((Len < 0) || ((Len2 >= 0) && (Len2 < Len))) |
| 60 | Len = Len2; |
| 61 | if (Len < 0) |
| 62 | strcpy (ErrorBuf, "Malformed Comparison String"); |
| 63 | else { |
| 64 | if ((strncmp (*CompStr, argv[Field], Len)) || |
| 65 | (strlen(argv[Field]) != Len)) { /* Data Error */ |
| 66 | strcpy (ErrorBuf, "Data Error"); |
| 67 | break;} |
| 68 | *CompStr = (char *)(Len + (int)(*CompStr));}} |
| 69 | Field++;} |
| 70 | for (;**CompStr && isspace(**CompStr); (*CompStr)++); /* Whitespace */ |
| 71 | if (*ErrorBuf == '\0') { |
| 72 | if (**CompStr == '\0') |
| 73 | strcpy (ErrorBuf, "Malformed Comparison String"); |
| 74 | else if ((**CompStr != '}') || (Field < argc)) |
| 75 | strcpy (ErrorBuf, "Data Error");} |
| 76 | (*CompStr)++; |
| 77 | } |
| 78 | if (!strcmp(ErrorBuf, "Data Error")) strcat (DataBuf, "*****"); |
| 79 | } |
| 80 | else { |
| 81 | strcat (DataBuf, " ");} |
| 82 | |
| 83 | if (strcmp(ErrorBuf, "Data Error")) strcat (DataBuf, " "); |
| 84 | |
| 85 | /* Write Query output to data buffer */ |
| 86 | for (i = 0; i < argc; i++) { |
| 87 | if (i != 0) strcat (DataBuf, ", "); |
| 88 | strcat (DataBuf, argv[i]); |
| 89 | } |
| 90 | strcat (DataBuf, "\n"); |
| 91 | count++; |
| 92 | return(MR_CONT); |
| 93 | } |
| 94 | |
| 95 | |
| 96 | |
| 97 | |
andersk / moira.git / blame