projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| bae7117f WH |
1 | #include "f2c.h" |
| 2 | #include "fio.h" | |
| 3 | #ifdef KR_headers | |
| 4 | integer f_inqu(a) inlist *a; | |
| 5 | #else | |
| 6 | #ifdef MSDOS | |
| 7 | #undef abs | |
| 8 | #undef min | |
| 9 | #undef max | |
| 10 | #include "string.h" | |
| 11 | #include "io.h" | |
| 12 | #endif | |
| 13 | integer f_inqu(inlist *a) | |
| 14 | #endif | |
| 15 | { flag byfile; | |
| 16 | int i, n; | |
| 17 | unit *p; | |
| 18 | char buf[256]; | |
| 19 | long x; | |
| 20 | if(a->infile!=NULL) | |
| 21 | { byfile=1; | |
| 22 | g_char(a->infile,a->infilen,buf); | |
| 23 | #ifdef NON_UNIX_STDIO | |
| 24 | x = access(buf,0) ? -1 : 0; | |
| 25 | for(i=0,p=NULL;i<MXUNIT;i++) | |
| 26 | if(f__units[i].ufd != NULL | |
| 27 | && f__units[i].ufnm != NULL | |
| 28 | && !strcmp(f__units[i].ufnm,buf)) { | |
| 29 | p = &f__units[i]; | |
| 30 | break; | |
| 31 | } | |
| 32 | #else | |
| 33 | x=f__inode(buf, &n); | |
| 34 | for(i=0,p=NULL;i<MXUNIT;i++) | |
| 35 | if(f__units[i].uinode==x | |
| 36 | && f__units[i].ufd!=NULL | |
| 37 | && f__units[i].udev == n) { | |
| 38 | p = &f__units[i]; | |
| 39 | break; | |
| 40 | } | |
| 41 | #endif | |
| 42 | } | |
| 43 | else | |
| 44 | { | |
| 45 | byfile=0; | |
| 46 | if(a->inunit<MXUNIT && a->inunit>=0) | |
| 47 | { | |
| 48 | p= &f__units[a->inunit]; | |
| 49 | } | |
| 50 | else | |
| 51 | { | |
| 52 | p=NULL; | |
| 53 | } | |
| 54 | } | |
| 55 | if(a->inex!=NULL) | |
| 56 | if(byfile && x != -1 || !byfile && p!=NULL) | |
| 57 | *a->inex=1; | |
| 58 | else *a->inex=0; | |
| 59 | if(a->inopen!=NULL) | |
| 60 | if(byfile) *a->inopen=(p!=NULL); | |
| 61 | else *a->inopen=(p!=NULL && p->ufd!=NULL); | |
| 62 | if(a->innum!=NULL) *a->innum= p-f__units; | |
| 63 | if(a->innamed!=NULL) | |
| 64 | if(byfile || p!=NULL && p->ufnm!=NULL) | |
| 65 | *a->innamed=1; | |
| 66 | else *a->innamed=0; | |
| 67 | if(a->inname!=NULL) | |
| 68 | if(byfile) | |
| 69 | b_char(buf,a->inname,a->innamlen); | |
| 70 | else if(p!=NULL && p->ufnm!=NULL) | |
| 71 | b_char(p->ufnm,a->inname,a->innamlen); | |
| 72 | if(a->inacc!=NULL && p!=NULL && p->ufd!=NULL) | |
| 73 | if(p->url) | |
| 74 | b_char("DIRECT",a->inacc,a->inacclen); | |
| 75 | else b_char("SEQUENTIAL",a->inacc,a->inacclen); | |
| 76 | if(a->inseq!=NULL) | |
| 77 | if(p!=NULL && p->url) | |
| 78 | b_char("NO",a->inseq,a->inseqlen); | |
| 79 | else b_char("YES",a->inseq,a->inseqlen); | |
| 80 | if(a->indir!=NULL) | |
| 81 | if(p==NULL || p->url) | |
| 82 | b_char("YES",a->indir,a->indirlen); | |
| 83 | else b_char("NO",a->indir,a->indirlen); | |
| 84 | if(a->infmt!=NULL) | |
| 85 | if(p!=NULL && p->ufmt==0) | |
| 86 | b_char("UNFORMATTED",a->infmt,a->infmtlen); | |
| 87 | else b_char("FORMATTED",a->infmt,a->infmtlen); | |
| 88 | if(a->inform!=NULL) | |
| 89 | if(p!=NULL && p->ufmt==0) | |
| 90 | b_char("NO",a->inform,a->informlen); | |
| 91 | else b_char("YES",a->inform,a->informlen); | |
| 92 | if(a->inunf) | |
| 93 | if(p!=NULL && p->ufmt==0) | |
| 94 | b_char("YES",a->inunf,a->inunflen); | |
| 95 | else if (p!=NULL) b_char("NO",a->inunf,a->inunflen); | |
| 96 | else b_char("UNKNOWN",a->inunf,a->inunflen); | |
| 97 | if(a->inrecl!=NULL && p!=NULL) | |
| 98 | *a->inrecl=p->url; | |
| 99 | if(a->innrec!=NULL && p!=NULL && p->url>0) | |
| 100 | *a->innrec=ftell(p->ufd)/p->url+1; | |
| 101 | if(a->inblank && p!=NULL && p->ufmt) | |
| 102 | if(p->ublnk) | |
| 103 | b_char("ZERO",a->inblank,a->inblanklen); | |
| 104 | else b_char("NULL",a->inblank,a->inblanklen); | |
| 105 | return(0); | |
| 106 | } |