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Annotation of researchv9/jerq/sgs/libsdp/connect.c, revision 1.1.1.1

1.1       root        1: static char ID[] = "@(#) connect.c: 1.1 3/16/82";
                      2: #include <stdio.h>
                      3: #include "sdp.h"
                      4: #include "define3.h"
                      5: 
                      6: #ifdef SHORT
                      7: #define CO01   "CO01 "
                      8: #define CO02   "CO02 "
                      9: #define CO03   "CO03 "
                     10: #define CO04   "CO04 "
                     11: #define CO05   "CO05 "
                     12: #define CO06   "CO06 "
                     13: #define COAU   "COAU "
                     14: #else
                     15: #define CO01   "CO01 -- unknown permissions\n%d\n",perms
                     16: #define CO02   "CO02 -- error return from rdSPACE\n%s\n",name
                     17: #define CO03   "CO03 -- your address space (%ld) not compatible with this version (%ld)\n%s\n",sp->version,compatible,name
                     18: #define CO04   "CO04 -- environment not housed\n%o\t%s\n",environ,name
                     19: #define CO05   "CO05 -- framesize not compatible with file size\n%s\t%ld\t%d\n",name,sp->fileinfo[i].leng,environ->frame_size
                     20: #define CO06   "CO06 -- page/frame conflict\n%s\t%d\t%d\n",name,environ->frame_size,sp->page_size
                     21: #define COAU   "%s","COAU -- audit failed in sdp_connect\n"
                     22: #endif
                     23: 
                     24: #ifdef SWEET
                     25: #define PROLOG
                     26: #define EPILOG
                     27: #else
                     28: #define PROLOG         if( (aud_flag == AUDITON) && (aud_check() == ERROR) )\
                     29:                                ERR_RET(COAU,NULL)
                     30: #define EPILOG         if(aud_flag == AUDITON)\
                     31:                                aud_set() ;\
                     32:                        if(hist_fp != NULL)\
                     33:                                fprintf(hist_fp,"CO\t%s\t%o\t%o\n",name,environ,sp) ;
                     34: #endif
                     35: 
                     36: extern int aud_flag ;
                     37: extern struct LIBFILE *Glib_file ;
                     38: extern int hist_fp ;
                     39: extern struct LIBFILE lib_file ;
                     40: extern struct SPACE *first_space ;
                     41: extern ITEMID *known_idptr ;
                     42: 
                     43: extern aud_set() ;
                     44: extern int aud_check() ;
                     45: extern long compatible ;
                     46: extern int ensearch() ;
                     47: extern FATAL() ;
                     48: extern struct SPACE *rdSPACE() ;
                     49: 
                     50: struct SPACE *                         /* pointer to configuration structure or NULL */
                     51: sdp_connect(name,environ,library,perms)
                     52: char           *name ;
                     53: struct ENVIRON *environ ;
                     54: struct LIBFILE *library ;
                     55: int            perms ;
                     56: {
                     57:        register struct SPACE   *sp ;
                     58:        register int            i ;
                     59:  
                     60:        PROLOG
                     61: 
                     62:        Glib_file = (library == NULL) ? &lib_file : library ;
                     63:        if( (perms != RNLY)  &&  (perms != WRTN) )
                     64:                ERR_RET(CO01,NULL)
                     65: 
                     66:        if( (sp = rdSPACE(name)) == NULL )
                     67:                ERR_RET(CO02,NULL)
                     68: 
                     69:        if(sp->version < compatible)
                     70:                ERR_RET(CO03,NULL)
                     71: 
                     72:        if( ensearch(environ) == NOTFOUND )
                     73:                ERR_RET(CO04,NULL)
                     74: 
                     75:        for(i=0; i < sp->numbfile; i++)
                     76:                if( sp->fileinfo[i].leng % environ->frame_size != 0 )
                     77:                        ERR_RET(CO05,NULL)
                     78: 
                     79:        if(environ->frame_size % sp->page_size != 0)
                     80:                ERR_RET(CO06,NULL)
                     81: 
                     82:        sp->next_space = first_space ;
                     83:        first_space = sp ;
                     84:        environ->cnct_count++ ;
                     85:        sp->environ = environ ;
                     86:        sp->lib_file = Glib_file ;
                     87:        sp->perms = perms ;
                     88:        known_idptr = &(sp->known_id) ;
                     89:        EPILOG
                     90:        return(sp) ;
                     91: }

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