443 lines
11 KiB
C
443 lines
11 KiB
C
/****************************************************************
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Copyright 1990, 1991, 1992, 1993 by AT&T Bell Laboratories and Bellcore.
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the names of AT&T Bell Laboratories or
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Bellcore or any of their entities not be used in advertising or
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publicity pertaining to distribution of the software without
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specific, written prior permission.
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AT&T and Bellcore disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall AT&T or Bellcore be liable for
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any special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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****************************************************************/
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#include "defs.h"
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#include "usignal.h"
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char binread[] = "rb", textread[] = "r";
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char binwrite[] = "wb", textwrite[] = "w";
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char *c_functions = "c_functions";
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char *coutput = "c_output";
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char *initfname = "raw_data";
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char *initbname = "raw_data.b";
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char *blkdfname = "block_data";
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char *p1_file = "p1_file";
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char *p1_bakfile = "p1_file.BAK";
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char *sortfname = "init_file";
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char *proto_fname = "proto_file";
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char link_msg[] = "-lf2c -lm"; /* was "-lF77 -lI77 -lm -lc"; */
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#ifndef TMPDIR
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#ifdef MSDOS
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#define TMPDIR ""
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#else
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#define TMPDIR "/tmp"
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#endif
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#endif
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char *tmpdir = TMPDIR;
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void
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Un_link_all(cdelete)
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{
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if (!debugflag) {
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unlink(c_functions);
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unlink(initfname);
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unlink(p1_file);
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unlink(sortfname);
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unlink(blkdfname);
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if (cdelete && coutput)
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unlink(coutput);
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}
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}
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void
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set_tmp_names()
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{
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int k;
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if (debugflag == 1)
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return;
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k = strlen(tmpdir) + 16;
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c_functions = (char *)ckalloc(7*k);
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initfname = c_functions + k;
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initbname = initfname + k;
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blkdfname = initbname + k;
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p1_file = blkdfname + k;
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p1_bakfile = p1_file + k;
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sortfname = p1_bakfile + k;
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{
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#ifdef MSDOS
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char buf[64], *s, *t;
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if (!*tmpdir || *tmpdir == '.' && !tmpdir[1])
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t = "";
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else {
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/* substitute \ for / to avoid confusion with a
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* switch indicator in the system("sort ...")
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* call in formatdata.c
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*/
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for(s = tmpdir, t = buf; *s; s++, t++)
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if ((*t = *s) == '/')
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*t = '\\';
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if (t[-1] != '\\')
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*t++ = '\\';
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*t = 0;
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t = buf;
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}
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sprintf(c_functions, "%sf2c_func", t);
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sprintf(initfname, "%sf2c_rd", t);
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sprintf(blkdfname, "%sf2c_blkd", t);
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sprintf(p1_file, "%sf2c_p1f", t);
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sprintf(p1_bakfile, "%sf2c_p1fb", t);
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sprintf(sortfname, "%sf2c_sort", t);
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#else
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int pid = getpid();
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sprintf(c_functions, "%s/f2c%d_func", tmpdir, pid);
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sprintf(initfname, "%s/f2c%d_rd", tmpdir, pid);
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sprintf(blkdfname, "%s/f2c%d_blkd", tmpdir, pid);
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sprintf(p1_file, "%s/f2c%d_p1f", tmpdir, pid);
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sprintf(p1_bakfile, "%s/f2c%d_p1fb", tmpdir, pid);
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sprintf(sortfname, "%s/f2c%d_sort", tmpdir, pid);
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#endif
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sprintf(initbname, "%s.b", initfname);
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}
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if (debugflag)
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fprintf(diagfile, "%s %s %s %s %s %s\n", c_functions,
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initfname, blkdfname, p1_file, p1_bakfile, sortfname);
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}
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char *
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c_name(s,ft)char *s;
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{
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char *b, *s0;
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int c;
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b = s0 = s;
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while(c = *s++)
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if (c == '/')
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b = s;
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if (--s < s0 + 3 || s[-2] != '.'
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|| ((c = *--s) != 'f' && c != 'F')) {
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infname = s0;
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Fatal("file name must end in .f or .F");
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}
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*s = ft;
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b = copys(b);
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*s = c;
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return b;
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}
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static void
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killed(sig)
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{
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signal(SIGINT, SIG_IGN);
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#ifdef SIGQUIT
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signal(SIGQUIT, SIG_IGN);
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#endif
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#ifdef SIGHUP
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signal(SIGHUP, SIG_IGN);
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#endif
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signal(SIGTERM, SIG_IGN);
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Un_link_all(1);
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exit(126);
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}
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static void
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sig1catch(sig)
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{
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if (signal(sig, SIG_IGN) != SIG_IGN)
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signal(sig, killed);
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}
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static void
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flovflo(sig)
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{
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Fatal("floating exception during constant evaluation; cannot recover");
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/* vax returns a reserved operand that generates
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an illegal operand fault on next instruction,
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which if ignored causes an infinite loop.
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*/
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signal(SIGFPE, flovflo);
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}
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void
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sigcatch(sig)
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{
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sig1catch(SIGINT);
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#ifdef SIGQUIT
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sig1catch(SIGQUIT);
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#endif
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#ifdef SIGHUP
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sig1catch(SIGHUP);
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#endif
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sig1catch(SIGTERM);
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signal(SIGFPE, flovflo); /* catch overflows */
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}
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dofork()
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{
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#ifdef MSDOS
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Fatal("Only one Fortran input file allowed under MS-DOS");
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#else
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int pid, status, w;
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extern int retcode;
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if (!(pid = fork()))
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return 1;
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if (pid == -1)
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Fatal("bad fork");
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while((w = wait(&status)) != pid)
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if (w == -1)
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Fatal("bad wait code");
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retcode |= status >> 8;
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#endif
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return 0;
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}
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/* Initialization of tables that change with the character set... */
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char escapes[Table_size];
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#ifdef non_ASCII
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char *str_fmt[Table_size];
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static char *str0fmt[127] = { /*}*/
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#else
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char *str_fmt[Table_size] = {
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#endif
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"\\000", "\\001", "\\002", "\\003", "\\004", "\\005", "\\006", "\\007",
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"\\b", "\\t", "\\n", "\\013", "\\f", "\\r", "\\016", "\\017",
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"\\020", "\\021", "\\022", "\\023", "\\024", "\\025", "\\026", "\\027",
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"\\030", "\\031", "\\032", "\\033", "\\034", "\\035", "\\036", "\\037",
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" ", "!", "\\\"", "#", "$", "%%", "&", "'",
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"(", ")", "*", "+", ",", "-", ".", "/",
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"0", "1", "2", "3", "4", "5", "6", "7",
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"8", "9", ":", ";", "<", "=", ">", "?",
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"@", "A", "B", "C", "D", "E", "F", "G",
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"H", "I", "J", "K", "L", "M", "N", "O",
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"P", "Q", "R", "S", "T", "U", "V", "W",
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"X", "Y", "Z", "[", "\\\\", "]", "^", "_",
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"`", "a", "b", "c", "d", "e", "f", "g",
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"h", "i", "j", "k", "l", "m", "n", "o",
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"p", "q", "r", "s", "t", "u", "v", "w",
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"x", "y", "z", "{", "|", "}", "~"
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};
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#ifdef non_ASCII
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char *chr_fmt[Table_size];
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static char *chr0fmt[127] = { /*}*/
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#else
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char *chr_fmt[Table_size] = {
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#endif
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"\\0", "\\1", "\\2", "\\3", "\\4", "\\5", "\\6", "\\7",
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"\\b", "\\t", "\\n", "\\13", "\\f", "\\r", "\\16", "\\17",
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"\\20", "\\21", "\\22", "\\23", "\\24", "\\25", "\\26", "\\27",
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"\\30", "\\31", "\\32", "\\33", "\\34", "\\35", "\\36", "\\37",
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" ", "!", "\"", "#", "$", "%%", "&", "\\'",
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"(", ")", "*", "+", ",", "-", ".", "/",
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"0", "1", "2", "3", "4", "5", "6", "7",
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"8", "9", ":", ";", "<", "=", ">", "?",
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"@", "A", "B", "C", "D", "E", "F", "G",
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"H", "I", "J", "K", "L", "M", "N", "O",
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"P", "Q", "R", "S", "T", "U", "V", "W",
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"X", "Y", "Z", "[", "\\\\", "]", "^", "_",
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"`", "a", "b", "c", "d", "e", "f", "g",
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"h", "i", "j", "k", "l", "m", "n", "o",
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"p", "q", "r", "s", "t", "u", "v", "w",
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"x", "y", "z", "{", "|", "}", "~"
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};
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void
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fmt_init()
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{
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static char *str1fmt[6] =
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{ "\\b", "\\t", "\\n", "\\f", "\\r", "\\%03o" };
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register int i, j;
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register char *s;
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/* str_fmt */
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#ifdef non_ASCII
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i = 0;
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#else
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i = 127;
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#endif
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for(; i < Table_size; i++)
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str_fmt[i] = "\\%03o";
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#ifdef non_ASCII
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for(i = 32; i < 127; i++) {
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s = str0fmt[i];
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str_fmt[*(unsigned char *)s] = s;
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}
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str_fmt['"'] = "\\\"";
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#else
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if (Ansi == 1)
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str_fmt[7] = chr_fmt[7] = "\\a";
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#endif
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/* chr_fmt */
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#ifdef non_ASCII
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for(i = 0; i < 32; i++)
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chr_fmt[i] = chr0fmt[i];
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#else
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i = 127;
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#endif
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for(; i < Table_size; i++)
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chr_fmt[i] = "\\%o";
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#ifdef non_ASCII
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for(i = 32; i < 127; i++) {
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s = chr0fmt[i];
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j = *(unsigned char *)s;
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if (j == '\\')
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j = *(unsigned char *)(s+1);
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chr_fmt[j] = s;
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}
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#endif
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/* escapes (used in lex.c) */
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for(i = 0; i < Table_size; i++)
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escapes[i] = i;
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for(s = "btnfr0", i = 0; i < 6; i++)
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escapes[*(unsigned char *)s++] = "\b\t\n\f\r"[i];
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/* finish str_fmt and chr_fmt */
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if (Ansi)
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str1fmt[5] = "\\v";
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if ('\v' == 'v') { /* ancient C compiler */
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str1fmt[5] = "v";
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#ifndef non_ASCII
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escapes['v'] = 11;
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#endif
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}
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else
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escapes['v'] = '\v';
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for(s = "\b\t\n\f\r\v", i = 0; j = *(unsigned char *)s++;)
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str_fmt[j] = chr_fmt[j] = str1fmt[i++];
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/* '\v' = 11 for both EBCDIC and ASCII... */
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chr_fmt[11] = Ansi ? "\\v" : "\\13";
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}
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/* Unless SYSTEM_SORT is defined, the following gives a simple
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* in-core version of dsort(). On Fortran source with huge DATA
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* statements, the in-core version may exhaust the available memory,
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* in which case you might either recompile this source file with
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* SYSTEM_SORT defined (if that's reasonable on your system), or
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* replace the dsort below with a more elaborate version that
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* does a merging sort with the help of auxiliary files.
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*/
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#ifdef SYSTEM_SORT
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dsort(from, to)
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char *from, *to;
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{
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char buf[200];
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sprintf(buf, "sort <%s >%s", from, to);
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return system(buf) >> 8;
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}
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#else
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static int
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compare(a,b)
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char *a, *b;
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{ return strcmp(*(char **)a, *(char **)b); }
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dsort(from, to)
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char *from, *to;
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{
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extern char *Alloc();
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struct Memb {
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struct Memb *next;
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int n;
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char buf[32000];
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};
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typedef struct Memb memb;
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memb *mb, *mb1;
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register char *x, *x0, *xe;
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register int c, n;
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FILE *f;
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char **z, **z0;
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int nn = 0;
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f = opf(from, textread);
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mb = (memb *)Alloc(sizeof(memb));
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mb->next = 0;
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x0 = x = mb->buf;
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xe = x + sizeof(mb->buf);
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n = 0;
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for(;;) {
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c = getc(f);
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if (x >= xe && (c != EOF || x != x0)) {
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if (!n)
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return 126;
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nn += n;
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mb->n = n;
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mb1 = (memb *)Alloc(sizeof(memb));
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mb1->next = mb;
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mb = mb1;
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memcpy(mb->buf, x0, n = x-x0);
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x0 = mb->buf;
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x = x0 + n;
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xe = x0 + sizeof(mb->buf);
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n = 0;
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}
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if (c == EOF)
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break;
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if (c == '\n') {
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++n;
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*x++ = 0;
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x0 = x;
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}
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else
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*x++ = c;
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}
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clf(&f, from, 1);
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f = opf(to, textwrite);
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if (x > x0) { /* shouldn't happen */
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*x = 0;
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++n;
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}
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mb->n = n;
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nn += n;
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if (!nn) /* shouldn't happen */
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goto done;
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z = z0 = (char **)Alloc(nn*sizeof(char *));
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for(mb1 = mb; mb1; mb1 = mb1->next) {
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x = mb1->buf;
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n = mb1->n;
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for(;;) {
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*z++ = x;
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if (--n <= 0)
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break;
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while(*x++);
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}
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}
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qsort((char *)z0, nn, sizeof(char *), compare);
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for(n = nn, z = z0; n > 0; n--)
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fprintf(f, "%s\n", *z++);
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free((char *)z0);
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done:
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clf(&f, to, 1);
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do {
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mb1 = mb->next;
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free((char *)mb);
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}
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while(mb = mb1);
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return 0;
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}
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#endif
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