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freebsd/contrib/gcc/f/fini.c
Alexander Kabaev 9a63ad9273 Gcc 3.4.2 20040728.
2004-07-28 03:11:36 +00:00

773 lines
18 KiB
C
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/* fini.c
Copyright (C) 1995 Free Software Foundation, Inc.
Contributed by James Craig Burley.
This file is part of GNU Fortran.
GNU Fortran is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Fortran is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Fortran; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#define USE_BCONFIG
#include "proj.h"
#include "malloc.h"
#undef MAXNAMELEN
#define MAXNAMELEN 100
typedef struct _name_ *name;
struct _name_
{
name next;
name previous;
name next_alpha;
name previous_alpha;
int namelen;
int kwlen;
char kwname[MAXNAMELEN];
char name_uc[MAXNAMELEN];
char name_lc[MAXNAMELEN];
char name_ic[MAXNAMELEN];
};
struct _name_root_
{
name first;
name last;
};
struct _name_alpha_
{
name ign1;
name ign2;
name first;
name last;
};
static FILE *in;
static FILE *out;
static char prefix[32];
static char postfix[32];
static char storage[32];
static const char *const xspaces[]
=
{
"", /* 0 */
" ", /* 1 */
" ", /* 2 */
" ", /* 3 */
" ", /* 4 */
" ", /* 5 */
" ", /* 6 */
" ", /* 7 */
"\t", /* 8 */
"\t ", /* 9 */
"\t ", /* 10 */
"\t ", /* 11 */
"\t ", /* 12 */
"\t ", /* 13 */
"\t ", /* 14 */
"\t ", /* 15 */
"\t\t", /* 16 */
"\t\t ", /* 17 */
"\t\t ", /* 18 */
"\t\t ", /* 19 */
"\t\t ", /* 20 */
"\t\t ", /* 21 */
"\t\t ", /* 22 */
"\t\t ", /* 23 */
"\t\t\t", /* 24 */
"\t\t\t ", /* 25 */
"\t\t\t ", /* 26 */
"\t\t\t ", /* 27 */
"\t\t\t ", /* 28 */
"\t\t\t ", /* 29 */
"\t\t\t ", /* 30 */
"\t\t\t ", /* 31 */
"\t\t\t\t", /* 32 */
"\t\t\t\t ", /* 33 */
"\t\t\t\t ", /* 34 */
"\t\t\t\t ", /* 35 */
"\t\t\t\t ", /* 36 */
"\t\t\t\t ", /* 37 */
"\t\t\t\t ", /* 38 */
"\t\t\t\t ", /* 39 */
"\t\t\t\t\t", /* 40 */
"\t\t\t\t\t ", /* 41 */
"\t\t\t\t\t ", /* 42 */
"\t\t\t\t\t ", /* 43 */
"\t\t\t\t\t ", /* 44 */
"\t\t\t\t\t ", /* 45 */
"\t\t\t\t\t ", /* 46 */
"\t\t\t\t\t ", /* 47 */
"\t\t\t\t\t\t", /* 48 */
"\t\t\t\t\t\t ", /* 49 */
"\t\t\t\t\t\t ", /* 50 */
"\t\t\t\t\t\t ", /* 51 */
"\t\t\t\t\t\t ", /* 52 */
"\t\t\t\t\t\t ", /* 53 */
"\t\t\t\t\t\t ", /* 54 */
"\t\t\t\t\t\t ", /* 55 */
"\t\t\t\t\t\t\t", /* 56 */
"\t\t\t\t\t\t\t ", /* 57 */
"\t\t\t\t\t\t\t ", /* 58 */
"\t\t\t\t\t\t\t ", /* 59 */
"\t\t\t\t\t\t\t ", /* 60 */
"\t\t\t\t\t\t\t ", /* 61 */
"\t\t\t\t\t\t\t ", /* 62 */
"\t\t\t\t\t\t\t ", /* 63 */
"\t\t\t\t\t\t\t\t", /* 64 */
"\t\t\t\t\t\t\t\t ", /* 65 */
"\t\t\t\t\t\t\t\t ", /* 66 */
"\t\t\t\t\t\t\t\t ", /* 67 */
"\t\t\t\t\t\t\t\t ", /* 68 */
"\t\t\t\t\t\t\t\t ", /* 69 */
"\t\t\t\t\t\t\t\t ", /* 70 */
"\t\t\t\t\t\t\t\t ", /* 71 */
"\t\t\t\t\t\t\t\t\t", /* 72 */
"\t\t\t\t\t\t\t\t\t ", /* 73 */
"\t\t\t\t\t\t\t\t\t ", /* 74 */
"\t\t\t\t\t\t\t\t\t ", /* 75 */
"\t\t\t\t\t\t\t\t\t ", /* 76 */
"\t\t\t\t\t\t\t\t\t ", /* 77 */
"\t\t\t\t\t\t\t\t\t ", /* 78 */
"\t\t\t\t\t\t\t\t\t ", /* 79 */
"\t\t\t\t\t\t\t\t\t\t", /* 80 */
"\t\t\t\t\t\t\t\t\t\t ", /* 81 */
"\t\t\t\t\t\t\t\t\t\t ", /* 82 */
"\t\t\t\t\t\t\t\t\t\t ", /* 83 */
"\t\t\t\t\t\t\t\t\t\t ", /* 84 */
"\t\t\t\t\t\t\t\t\t\t ", /* 85 */
"\t\t\t\t\t\t\t\t\t\t ", /* 86 */
"\t\t\t\t\t\t\t\t\t\t ",/* 87 */
"\t\t\t\t\t\t\t\t\t\t\t", /* 88 */
"\t\t\t\t\t\t\t\t\t\t\t ", /* 89 */
"\t\t\t\t\t\t\t\t\t\t\t ", /* 90 */
"\t\t\t\t\t\t\t\t\t\t\t ", /* 91 */
"\t\t\t\t\t\t\t\t\t\t\t ", /* 92 */
"\t\t\t\t\t\t\t\t\t\t\t ",/* 93 */
"\t\t\t\t\t\t\t\t\t\t\t ", /* 94 */
"\t\t\t\t\t\t\t\t\t\t\t ", /* 95 */
"\t\t\t\t\t\t\t\t\t\t\t\t", /* 96 */
"\t\t\t\t\t\t\t\t\t\t\t\t ", /* 97 */
"\t\t\t\t\t\t\t\t\t\t\t\t ", /* 98 */
"\t\t\t\t\t\t\t\t\t\t\t\t ",/* 99 */
"\t\t\t\t\t\t\t\t\t\t\t\t ", /* 100 */
"\t\t\t\t\t\t\t\t\t\t\t\t ", /* 101 */
"\t\t\t\t\t\t\t\t\t\t\t\t ", /* 102 */
"\t\t\t\t\t\t\t\t\t\t\t\t ", /* 103 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 104 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ",/* 105 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 106 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 107 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 108 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 109 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 110 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 111 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 112 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 113 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 114 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 115 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 116 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 117 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 118 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 119 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 120 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 121 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 122 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 123 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 124 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 125 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 126 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 127 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 128 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 129 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 130 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 131 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 132 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 133 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 134 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 135 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 136 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 137 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 138 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 139 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 140 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 141 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 142 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 143 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 144 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 145 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 146 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 147 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 148 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 149 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 150 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 151 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t", /* 152 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 153 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 154 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 155 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 156 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 157 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 158 */
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t ", /* 159 */
};
void testname (bool nested, int indent, name first, name last);
void testnames (bool nested, int indent, int len, name first, name last);
int
main (int argc, char **argv)
{
char buf[MAXNAMELEN];
char last_buf[MAXNAMELEN];
char kwname[MAXNAMELEN];
char routine[32];
char type[32];
int i;
int count;
int len;
struct _name_root_ names[200];
struct _name_alpha_ names_alpha;
name n;
name newname;
char *input_name;
char *output_name;
char *include_name;
FILE *incl;
int fixlengths;
int total_length;
int do_name; /* TRUE if token may be NAME. */
int do_names; /* TRUE if token may be NAMES. */
int cc;
bool do_exit = FALSE;
last_buf[0] = '\0';
for (i = 0; ((size_t) i) < ARRAY_SIZE (names); ++i)
{ /* Initialize length/name ordered list roots. */
names[i].first = (name) &names[i];
names[i].last = (name) &names[i];
}
names_alpha.first = (name) &names_alpha; /* Initialize name order. */
names_alpha.last = (name) &names_alpha;
if (argc != 4)
{
fprintf (stderr, "Command form: fini input output-code output-include\n");
return (1);
}
input_name = argv[1];
output_name = argv[2];
include_name = argv[3];
in = fopen (input_name, "r");
if (in == NULL)
{
fprintf (stderr, "Cannot open \"%s\"\n", input_name);
return (1);
}
out = fopen (output_name, "w");
if (out == NULL)
{
fclose (in);
fprintf (stderr, "Cannot open \"%s\"\n", output_name);
return (1);
}
incl = fopen (include_name, "w");
if (incl == NULL)
{
fclose (in);
fprintf (stderr, "Cannot open \"%s\"\n", include_name);
return (1);
}
/* Get past the initial block-style comment (man, this parsing code is just
_so_ lame, but I'm too lazy to improve it). */
for (;;)
{
cc = getc (in);
if (cc == '{')
{
while (((cc = getc (in)) != '}') && (cc != EOF))
;
}
else if (cc != EOF)
{
while (((cc = getc (in)) != EOF) && (! ISALNUM (cc)))
;
ungetc (cc, in);
break;
}
else
{
assert ("EOF too soon!" == NULL);
return (1);
}
}
fscanf (in, "%s %s %s %s %s %d %d", prefix, postfix, storage, type, routine,
&do_name, &do_names);
if (storage[0] == '\0')
storage[1] = '\0';
else
/* Assume string is quoted somehow, replace ending quote with space. */
{
if (storage[2] == '\0')
storage[1] = '\0';
else
storage[strlen (storage) - 1] = ' ';
}
if (postfix[0] == '\0')
postfix[1] = '\0';
else /* Assume string is quoted somehow, strip off
ending quote. */
postfix[strlen (postfix) - 1] = '\0';
for (i = 1; storage[i] != '\0'; ++i)
storage[i - 1] = storage[i];
storage[i - 1] = '\0';
for (i = 1; postfix[i] != '\0'; ++i)
postfix[i - 1] = postfix[i];
postfix[i - 1] = '\0';
fixlengths = strlen (prefix) + strlen (postfix);
while (TRUE)
{
count = fscanf (in, "%s %s", buf, kwname);
if (count == EOF)
break;
len = strlen (buf);
if (len == 0)
continue; /* Skip empty lines. */
if (buf[0] == ';')
continue; /* Skip commented-out lines. */
for (i = strlen (buf) - 1; i > 0; --i)
cc = buf[i];
/* Make new name object to store name and its keyword. */
newname = xmalloc (sizeof (*newname));
newname->namelen = strlen (buf);
newname->kwlen = strlen (kwname);
total_length = newname->kwlen + fixlengths;
if (total_length >= 32) /* Else resulting keyword name too long. */
{
fprintf (stderr, "%s: %s%s%s is 31+%d chars long\n", input_name,
prefix, kwname, postfix, total_length - 31);
do_exit = TRUE;
}
strcpy (newname->kwname, kwname);
for (i = 0; i < newname->namelen; ++i)
{
cc = buf[i];
newname->name_uc[i] = TOUPPER (cc);
newname->name_lc[i] = TOLOWER (cc);
newname->name_ic[i] = cc;
}
newname->name_uc[i] = newname->name_lc[i] = newname->name_ic[i] = '\0';
/* Warn user if names aren't alphabetically ordered. */
if ((last_buf[0] != '\0')
&& (strcmp (last_buf, newname->name_uc) >= 0))
{
fprintf (stderr, "%s: \"%s\" precedes \"%s\"\n", input_name,
last_buf, newname->name_uc);
do_exit = TRUE;
}
strcpy (last_buf, newname->name_uc);
/* Append name to end of alpha-sorted list (assumes names entered in
alpha order wrt name, not kwname, even though kwname is output from
this list). */
n = names_alpha.last;
newname->next_alpha = n->next_alpha;
newname->previous_alpha = n;
n->next_alpha->previous_alpha = newname;
n->next_alpha = newname;
/* Insert name in appropriate length/name ordered list. */
n = (name) &names[len];
while ((n->next != (name) &names[len])
&& (strcmp (buf, n->next->name_uc) > 0))
n = n->next;
if (strcmp (buf, n->next->name_uc) == 0)
{
fprintf (stderr, "%s: extraneous \"%s\"\n", input_name, buf);
do_exit = TRUE;
}
newname->next = n->next;
newname->previous = n;
n->next->previous = newname;
n->next = newname;
}
#if 0
for (len = 0; len < ARRAY_SIZE (name); ++len)
{
if (names[len].first == (name) &names[len])
continue;
printf ("Length %d:\n", len);
for (n = names[len].first; n != (name) &names[len]; n = n->next)
printf (" %s %s %s\n", n->name_uc, n->name_lc, n->name_ic);
}
#endif
if (do_exit)
return (1);
/* First output the #include file. */
for (n = names_alpha.first; n != (name) &names_alpha; n = n->next_alpha)
{
fprintf (incl, "#define %sl%s%s %d\n", prefix, n->kwname, postfix,
n->namelen);
}
fprintf (incl,
"\
\n\
enum %s_\n\
{\n\
%sNone%s,\n\
",
type, prefix, postfix);
for (n = names_alpha.first; n != (name) &names_alpha; n = n->next_alpha)
{
fprintf (incl,
"\
%s%s%s,\n\
",
prefix, n->kwname, postfix);
}
fprintf (incl,
"\
%s%s\n\
};\n\
typedef enum %s_ %s;\n\
",
prefix, postfix, type, type);
/* Now output the C program. */
fprintf (out,
"\
%s%s\n\
%s (ffelexToken t)\n\
%c\n\
char *p;\n\
int c;\n\
\n\
p = ffelex_token_text (t);\n\
\n\
",
storage, type, routine, '{');
if (do_name)
{
if (do_names)
fprintf (out,
"\
if (ffelex_token_type (t) == FFELEX_typeNAME)\n\
{\n\
switch (ffelex_token_length (t))\n\
\t{\n\
"
);
else
fprintf (out,
"\
assert (ffelex_token_type (t) == FFELEX_typeNAME);\n\
\n\
switch (ffelex_token_length (t))\n\
{\n\
"
);
/* Now output the length as a case, followed by the binary search within that length. */
for (len = 0; ((size_t) len) < ARRAY_SIZE (names); ++len)
{
if (names[len].first != (name) &names[len])
{
if (do_names)
fprintf (out,
"\
\tcase %d:\n\
",
len);
else
fprintf (out,
"\
case %d:\n\
",
len);
testname (FALSE, do_names ? 10 : 6, names[len].first, names[len].last);
if (do_names)
fprintf (out,
"\
\t break;\n\
"
);
else
fprintf (out,
"\
break;\n\
"
);
}
}
if (do_names)
fprintf (out,
"\
\t}\n\
return %sNone%s;\n\
}\n\
\n\
",
prefix, postfix);
else
fprintf (out,
"\
}\n\
\n\
return %sNone%s;\n\
}\n\
",
prefix, postfix);
}
if (do_names)
{
fputs ("\
assert (ffelex_token_type (t) == FFELEX_typeNAMES);\n\
\n\
switch (ffelex_token_length (t))\n\
{\n\
default:\n\
",
out);
/* Find greatest non-empty length list. */
for (len = ARRAY_SIZE (names) - 1;
names[len].first == (name) &names[len];
--len)
;
/* Now output the length as a case, followed by the binary search within that length. */
if (len > 0)
{
for (; len != 0; --len)
{
fprintf (out,
"\
case %d:\n\
",
len);
if (names[len].first != (name) &names[len])
testnames (FALSE, 6, len, names[len].first, names[len].last);
}
if (names[1].first == (name) &names[1])
fprintf (out,
"\
;\n\
"
); /* Need empty statement after an empty case
1: */
}
fprintf (out,
"\
}\n\
\n\
return %sNone%s;\n\
}\n\
",
prefix, postfix);
}
if (out != stdout)
fclose (out);
if (incl != stdout)
fclose (incl);
if (in != stdin)
fclose (in);
return (0);
}
void
testname (bool nested, int indent, name first, name last)
{
name n;
name nhalf;
int num;
int numhalf;
assert (!nested || indent >= 2);
assert (((size_t) indent) + 4 < ARRAY_SIZE (xspaces));
num = 0;
numhalf = 0;
for (n = first, nhalf = first; n != last->next; n = n->next)
{
if ((++num & 1) == 0)
{
nhalf = nhalf->next;
++numhalf;
}
}
if (nested)
fprintf (out,
"\
%s{\n\
",
xspaces[indent - 2]);
fprintf (out,
"\
%sif ((c = ffesrc_strcmp_2c (ffe_case_match (), p, \"%s\", \"%s\", \"%s\")) == 0)\n\
%sreturn %s%s%s;\n\
",
xspaces[indent], nhalf->name_uc, nhalf->name_lc, nhalf->name_ic,
xspaces[indent + 2], prefix, nhalf->kwname, postfix);
if (num != 1)
{
fprintf (out,
"\
%selse if (c < 0)\n\
",
xspaces[indent]);
if (numhalf == 0)
fprintf (out,
"\
%s;\n\
",
xspaces[indent + 2]);
else
testname (TRUE, indent + 4, first, nhalf->previous);
if (num - numhalf > 1)
{
fprintf (out,
"\
%selse\n\
",
xspaces[indent]);
testname (TRUE, indent + 4, nhalf->next, last);
}
}
if (nested)
fprintf (out,
"\
%s}\n\
",
xspaces[indent - 2]);
}
void
testnames (bool nested, int indent, int len, name first, name last)
{
name n;
name nhalf;
int num;
int numhalf;
assert (!nested || indent >= 2);
assert (((size_t) indent) + 4 < ARRAY_SIZE (xspaces));
num = 0;
numhalf = 0;
for (n = first, nhalf = first; n != last->next; n = n->next)
{
if ((++num & 1) == 0)
{
nhalf = nhalf->next;
++numhalf;
}
}
if (nested)
fprintf (out,
"\
%s{\n\
",
xspaces[indent - 2]);
fprintf (out,
"\
%sif ((c = ffesrc_strncmp_2c (ffe_case_match (), p, \"%s\", \"%s\", \"%s\", %d)) == 0)\n\
%sreturn %s%s%s;\n\
",
xspaces[indent], nhalf->name_uc, nhalf->name_lc, nhalf->name_ic,
len, xspaces[indent + 2], prefix, nhalf->kwname, postfix);
if (num != 1)
{
fprintf (out,
"\
%selse if (c < 0)\n\
",
xspaces[indent]);
if (numhalf == 0)
fprintf (out,
"\
%s;\n\
",
xspaces[indent + 2]);
else
testnames (TRUE, indent + 4, len, first, nhalf->previous);
if (num - numhalf > 1)
{
fprintf (out,
"\
%selse\n\
",
xspaces[indent]);
testnames (TRUE, indent + 4, len, nhalf->next, last);
}
}
if (nested)
fprintf (out,
"\
%s}\n\
",
xspaces[indent - 2]);
}
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