1*219b2ee8SDavid du Colombier /* 2*219b2ee8SDavid du Colombier * 3*219b2ee8SDavid du Colombier * Things used to handle special requests (eg. manual feed) globally or on a per 4*219b2ee8SDavid du Colombier * page basis. Requests are passed through to the translator using the -R option. 5*219b2ee8SDavid du Colombier * The argument to -R can be "request", "request:page", or "request:page:file". 6*219b2ee8SDavid du Colombier * If page is omitted (as in the first form) or set to 0 request will be applied 7*219b2ee8SDavid du Colombier * to the global environment. In all other cases it applies only to the selected 8*219b2ee8SDavid du Colombier * page. If a file is given, page must be supplied, and the lookup is in that file 9*219b2ee8SDavid du Colombier * rather than *requestfile. 10*219b2ee8SDavid du Colombier * 11*219b2ee8SDavid du Colombier */ 12*219b2ee8SDavid du Colombier 13*219b2ee8SDavid du Colombier #include <stdio.h> 14*219b2ee8SDavid du Colombier 15*219b2ee8SDavid du Colombier #include "gen.h" /* general purpose definitions */ 16*219b2ee8SDavid du Colombier #include "request.h" /* a few special definitions */ 17*219b2ee8SDavid du Colombier #include "path.h" /* for the default request file */ 18*219b2ee8SDavid du Colombier 19*219b2ee8SDavid du Colombier Request request[MAXREQUEST]; /* next page or global request */ 20*219b2ee8SDavid du Colombier int nextreq = 0; /* goes in request[nextreq] */ 21*219b2ee8SDavid du Colombier char *requestfile = REQUESTFILE; /* default lookup file */ 22*219b2ee8SDavid du Colombier 23*219b2ee8SDavid du Colombier /*****************************************************************************/ 24*219b2ee8SDavid du Colombier 25*219b2ee8SDavid du Colombier saverequest(want) 26*219b2ee8SDavid du Colombier 27*219b2ee8SDavid du Colombier char *want; /* grab code for this stuff */ 28*219b2ee8SDavid du Colombier 29*219b2ee8SDavid du Colombier { 30*219b2ee8SDavid du Colombier 31*219b2ee8SDavid du Colombier char *page; /* and save it for this page */ 32*219b2ee8SDavid du Colombier char *strtok(); 33*219b2ee8SDavid du Colombier 34*219b2ee8SDavid du Colombier /* 35*219b2ee8SDavid du Colombier * 36*219b2ee8SDavid du Colombier * Save the request until we get to appropriate page - don't even bother with 37*219b2ee8SDavid du Colombier * the lookup right now. Format of *want string is "request", "request:page", or 38*219b2ee8SDavid du Colombier * "request:page:file", and we assume we can change the string here as needed. 39*219b2ee8SDavid du Colombier * If page is omitted or given as 0 the request will be done globally. If *want 40*219b2ee8SDavid du Colombier * includes a file, request and page must also be given, and in that case *file 41*219b2ee8SDavid du Colombier * will be used for the lookup. 42*219b2ee8SDavid du Colombier * 43*219b2ee8SDavid du Colombier */ 44*219b2ee8SDavid du Colombier 45*219b2ee8SDavid du Colombier if ( nextreq < MAXREQUEST ) { 46*219b2ee8SDavid du Colombier request[nextreq].want = strtok(want, ": "); 47*219b2ee8SDavid du Colombier if ( (page = strtok(NULL, ": ")) == NULL ) 48*219b2ee8SDavid du Colombier request[nextreq].page = 0; 49*219b2ee8SDavid du Colombier else request[nextreq].page = atoi(page); 50*219b2ee8SDavid du Colombier if ( (request[nextreq].file = strtok(NULL, ": ")) == NULL ) 51*219b2ee8SDavid du Colombier request[nextreq].file = requestfile; 52*219b2ee8SDavid du Colombier nextreq++; 53*219b2ee8SDavid du Colombier } else error(NON_FATAL, "too many requests - ignoring %s", want); 54*219b2ee8SDavid du Colombier 55*219b2ee8SDavid du Colombier } /* End of saverequest */ 56*219b2ee8SDavid du Colombier 57*219b2ee8SDavid du Colombier /*****************************************************************************/ 58*219b2ee8SDavid du Colombier 59*219b2ee8SDavid du Colombier writerequest(page, fp_out) 60*219b2ee8SDavid du Colombier 61*219b2ee8SDavid du Colombier int page; /* write everything for this page */ 62*219b2ee8SDavid du Colombier FILE *fp_out; /* to this file */ 63*219b2ee8SDavid du Colombier 64*219b2ee8SDavid du Colombier { 65*219b2ee8SDavid du Colombier 66*219b2ee8SDavid du Colombier int i; /* loop index */ 67*219b2ee8SDavid du Colombier 68*219b2ee8SDavid du Colombier /* 69*219b2ee8SDavid du Colombier * 70*219b2ee8SDavid du Colombier * Writes out all the requests that have been saved for page. Page 0 refers to 71*219b2ee8SDavid du Colombier * the global environment and is done during initial setup. 72*219b2ee8SDavid du Colombier * 73*219b2ee8SDavid du Colombier */ 74*219b2ee8SDavid du Colombier 75*219b2ee8SDavid du Colombier for ( i = 0; i < nextreq; i++ ) 76*219b2ee8SDavid du Colombier if ( request[i].page == page ) 77*219b2ee8SDavid du Colombier dumprequest(request[i].want, request[i].file, fp_out); 78*219b2ee8SDavid du Colombier 79*219b2ee8SDavid du Colombier } /* End of writerequest */ 80*219b2ee8SDavid du Colombier 81*219b2ee8SDavid du Colombier /*****************************************************************************/ 82*219b2ee8SDavid du Colombier 83*219b2ee8SDavid du Colombier dumprequest(want, file, fp_out) 84*219b2ee8SDavid du Colombier 85*219b2ee8SDavid du Colombier char *want; /* look for this string */ 86*219b2ee8SDavid du Colombier char *file; /* in this file */ 87*219b2ee8SDavid du Colombier FILE *fp_out; /* and write the value out here */ 88*219b2ee8SDavid du Colombier 89*219b2ee8SDavid du Colombier { 90*219b2ee8SDavid du Colombier 91*219b2ee8SDavid du Colombier char buf[100]; /* line buffer for reading *file */ 92*219b2ee8SDavid du Colombier FILE *fp_in; 93*219b2ee8SDavid du Colombier 94*219b2ee8SDavid du Colombier /* 95*219b2ee8SDavid du Colombier * 96*219b2ee8SDavid du Colombier * Looks for *want in the request file and if it's found the associated value 97*219b2ee8SDavid du Colombier * is copied to the output file. Keywords (ie. the *want strings) begin an @ in 98*219b2ee8SDavid du Colombier * the first column of file, while the values (ie. the stuff that's copied to 99*219b2ee8SDavid du Colombier * the output file) starts on the next line and extends to the next keyword or 100*219b2ee8SDavid du Colombier * to the end of file. 101*219b2ee8SDavid du Colombier * 102*219b2ee8SDavid du Colombier */ 103*219b2ee8SDavid du Colombier 104*219b2ee8SDavid du Colombier if ( (fp_in = fopen(file, "r")) != NULL ) { 105*219b2ee8SDavid du Colombier while ( fgets(buf, sizeof(buf), fp_in) != NULL ) 106*219b2ee8SDavid du Colombier if ( buf[0] == '@' && strncmp(want, &buf[1], strlen(want)) == 0 ) 107*219b2ee8SDavid du Colombier while ( fgets(buf, sizeof(buf), fp_in) != NULL ) 108*219b2ee8SDavid du Colombier if ( buf[0] == '#' || buf[0] == '%' ) 109*219b2ee8SDavid du Colombier continue; 110*219b2ee8SDavid du Colombier else if ( buf[0] != '@' ) 111*219b2ee8SDavid du Colombier fprintf(fp_out, "%s", buf); 112*219b2ee8SDavid du Colombier else break; 113*219b2ee8SDavid du Colombier fclose(fp_in); 114*219b2ee8SDavid du Colombier } /* End if */ 115*219b2ee8SDavid du Colombier 116*219b2ee8SDavid du Colombier } /* End of dumprequest */ 117*219b2ee8SDavid du Colombier 118*219b2ee8SDavid du Colombier /*****************************************************************************/ 119*219b2ee8SDavid du Colombier 120