Bell 32V development

Work on file usr/src/cmd/refer/refer1.c

Co-Authored-By: John Reiser <jfr@research.uucp>
Synthesized-from: 32v

diff --git a/usr/src/cmd/refer/refer1.c b/usr/src/cmd/refer/refer1.c
new file mode 100644 (file)
index 0000000..8aa8603
--- /dev/null
+++ b/usr/src/cmd/refer/refer1.c
@@ -0,0 +1,151 @@
+# include "signal.h"
+# include "refer..c"
+main(argc,argv)
+       char *argv[];
+{
+char line[LLINE], *s;
+int nodeflt =0;
+
+signals();
+while (argv[1][0] == '-')
+       {
+       switch(argv[1][1])
+               {
+               case 'e':
+                       endpush++; break;
+               case 'l': 
+                       labels++;
+                       s = argv[1]+2;
+                       nmlen = atoi(s);
+                       while (*s)
+                               if (*s++ == ',')
+                                       break;
+                       dtlen = atoi(s);
+                       break;
+               case 'k':
+                       keywant = (argv[1][2] ? argv[1][2] : 'L');
+                       labels++;
+                       break;
+               case 's':
+                       sort++;
+                       if (argv[1][2])
+                               keystr= argv[1]+2;
+                       break;
+               case 'p':
+                       argc--; argv++;
+                       *search++ = argv[1];
+                       if (search-rdata>NSERCH)
+                               err("too many -p options (%d)", NSERCH);
+                       break;
+               case 'n':
+                       nodeflt=1;
+                       break;
+               case 'b':
+                       bare = (argv[1][2] == '1') ? 1 : 2;
+                       break;
+               case 'c':
+                       smallcaps = argv[1]+2;
+                       break;
+               case 'a':
+                       authrev = atoi (argv[1]+2);
+                       if (authrev<=0)
+                               authrev = 1000;
+                       break;
+               }
+       argc--; argv++;
+       }
+if (nodeflt==0)
+       *search++ = "/usr/dict/papers/Ind";
+
+if (sort)
+       endpush=1;
+if (endpush)
+       {
+       sprintf(tfile, "/tmp/rj%da", getpid());
+       fo = fopen(tfile, "w");
+       if (fo==NULL)
+               {
+               fo = ftemp;
+               fprintf(stderr,"Can't open scratch file");
+               }
+       sep = 002; /* separate records without confusing sort..*/
+       }
+
+
+if (sort && !labels)
+       {
+       sprintf(ofile,"/tmp/rj%db", getpid());
+       ftemp = fopen(ofile, "w");
+       if (ftemp==NULL)
+               {
+               fprintf(stderr, "Can't open scratch file\n");
+               exit(1);
+               }
+       }
+
+do
+       {
+       if (argc>1)
+               {
+               fclose(in);
+               Iline=0;
+               in = fopen(Ifile=argv[1], "r");
+               argc--; argv++;
+               if (in==NULL)
+                       {
+                       err("Can't read %s", Ifile);
+                       continue;
+                       }
+               }
+       while (input(line))
+               {
+               Iline++;
+# ifdef D1
+               fprintf(stderr, "line %.20s\n",line);
+# endif
+               if (!prefix(".[", line))
+                       output(line);
+               else
+                       doref(line);
+# if D1
+               fprintf(stderr, "past output/doref\n");
+# endif
+               }
+       }
+       while (argc>1);
+if (endpush && fo!=NULL)
+       dumpold();
+output("", ftemp);
+if (sort && !labels)
+       recopy(ofile);
+clfgrep();
+cleanup();
+exit(0);
+}
+
+extern int intr();
+signals()
+{
+       int oldint;
+oldint = signal(SIGINT, &intr);
+if (oldint==1)
+       signal (SIGINT, 1);
+signal (SIGHUP, &intr);
+signal (SIGPIPE, &intr);
+signal (SIGTERM, &intr);
+}
+
+intr()
+{
+       int oldsig;
+signal(SIGINT, 1);
+cleanup();
+exit(1);
+}
+cleanup()
+{
+if (tfile[0]) unlink(tfile);
+if (gfile[0]) unlink(gfile);
+if (ofile[0]) unlink(ofile);
+if (hidenam[0]) unlink(hidenam);
+}