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-rw-r--r--external-libs/pcre/printint.c360
1 files changed, 0 insertions, 360 deletions
diff --git a/external-libs/pcre/printint.c b/external-libs/pcre/printint.c
deleted file mode 100644
index 3d40f116..00000000
--- a/external-libs/pcre/printint.c
+++ /dev/null
@@ -1,360 +0,0 @@
-/*************************************************
-* Perl-Compatible Regular Expressions *
-*************************************************/
-
-/*
-This is a library of functions to support regular expressions whose syntax
-and semantics are as close as possible to those of the Perl 5 language. See
-the file Tech.Notes for some information on the internals.
-
-Written by: Philip Hazel <ph10@cam.ac.uk>
-
- Copyright (c) 1997-2003 University of Cambridge
-
------------------------------------------------------------------------------
-Permission is granted to anyone to use this software for any purpose on any
-computer system, and to redistribute it freely, subject to the following
-restrictions:
-
-1. This software 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.
-
-2. The origin of this software must not be misrepresented, either by
- explicit claim or by omission.
-
-3. Altered versions must be plainly marked as such, and must not be
- misrepresented as being the original software.
-
-4. If PCRE is embedded in any software that is released under the GNU
- General Purpose Licence (GPL), then the terms of that licence shall
- supersede any condition above with which it is incompatible.
------------------------------------------------------------------------------
-*/
-
-
-/* This module contains a debugging function for printing out the internal form
-of a compiled regular expression. It is kept in a separate file so that it can
-be #included both in the pcretest program, and in the library itself when
-compiled with the debugging switch. */
-
-
-static const char *OP_names[] = { OP_NAME_LIST };
-
-
-/*************************************************
-* Print single- or multi-byte character *
-*************************************************/
-
-/* These tables are actually copies of ones in pcre.c. If we compile the
-library with debugging, they are included twice, but that isn't really a
-problem - compiling with debugging is pretty rare and these are very small. */
-
-static const int utf8_t3[] = { 0xff, 0x1f, 0x0f, 0x07, 0x03, 0x01};
-
-static const uschar utf8_t4[] = {
- 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
- 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
- 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
- 3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5 };
-
-static int
-print_char(FILE *f, uschar *ptr, BOOL utf8)
-{
-int c = *ptr;
-
-if (!utf8 || (c & 0xc0) != 0xc0)
- {
- if (isprint(c)) fprintf(f, "%c", c); else fprintf(f, "\\x%02x", c);
- return 0;
- }
-else
- {
- int i;
- int a = utf8_t4[c & 0x3f]; /* Number of additional bytes */
- int s = 6*a;
- c = (c & utf8_t3[a]) << s;
- for (i = 1; i <= a; i++)
- {
- s -= 6;
- c |= (ptr[i] & 0x3f) << s;
- }
- if (c < 128) fprintf(f, "\\x%02x", c); else fprintf(f, "\\x{%x}", c);
- return a;
- }
-}
-
-
-
-
-/*************************************************
-* Print compiled regex *
-*************************************************/
-
-static void
-print_internals(pcre *external_re, FILE *f)
-{
-real_pcre *re = (real_pcre *)external_re;
-uschar *codestart =
- (uschar *)re + sizeof(real_pcre) + re->name_count * re->name_entry_size;
-uschar *code = codestart;
-BOOL utf8 = (re->options & PCRE_UTF8) != 0;
-
-for(;;)
- {
- uschar *ccode;
- int c;
- int extra = 0;
-
- fprintf(f, "%3d ", code - codestart);
-
- if (*code >= OP_BRA)
- {
- if (*code - OP_BRA > EXTRACT_BASIC_MAX)
- fprintf(f, "%3d Bra extra\n", GET(code, 1));
- else
- fprintf(f, "%3d Bra %d\n", GET(code, 1), *code - OP_BRA);
- code += OP_lengths[OP_BRA];
- continue;
- }
-
- switch(*code)
- {
- case OP_END:
- fprintf(f, " %s\n", OP_names[*code]);
- fprintf(f, "------------------------------------------------------------------\n");
- return;
-
- case OP_OPT:
- fprintf(f, " %.2x %s", code[1], OP_names[*code]);
- break;
-
- case OP_CHARS:
- {
- int charlength = code[1];
- ccode = code + 2;
- extra = charlength;
- fprintf(f, "%3d ", charlength);
- while (charlength > 0)
- {
- int extrabytes = print_char(f, ccode, utf8);
- ccode += 1 + extrabytes;
- charlength -= 1 + extrabytes;
- }
- }
- break;
-
- case OP_KETRMAX:
- case OP_KETRMIN:
- case OP_ALT:
- case OP_KET:
- case OP_ASSERT:
- case OP_ASSERT_NOT:
- case OP_ASSERTBACK:
- case OP_ASSERTBACK_NOT:
- case OP_ONCE:
- case OP_COND:
- case OP_REVERSE:
- fprintf(f, "%3d %s", GET(code, 1), OP_names[*code]);
- break;
-
- case OP_BRANUMBER:
- printf("%3d %s", GET2(code, 1), OP_names[*code]);
- break;
-
- case OP_CREF:
- if (GET2(code, 1) == CREF_RECURSE)
- fprintf(f, " Cond recurse");
- else
- fprintf(f, "%3d %s", GET2(code,1), OP_names[*code]);
- break;
-
- case OP_STAR:
- case OP_MINSTAR:
- case OP_PLUS:
- case OP_MINPLUS:
- case OP_QUERY:
- case OP_MINQUERY:
- case OP_TYPESTAR:
- case OP_TYPEMINSTAR:
- case OP_TYPEPLUS:
- case OP_TYPEMINPLUS:
- case OP_TYPEQUERY:
- case OP_TYPEMINQUERY:
- fprintf(f, " ");
- if (*code >= OP_TYPESTAR) fprintf(f, "%s", OP_names[code[1]]);
- else extra = print_char(f, code+1, utf8);
- fprintf(f, "%s", OP_names[*code]);
- break;
-
- case OP_EXACT:
- case OP_UPTO:
- case OP_MINUPTO:
- fprintf(f, " ");
- extra = print_char(f, code+3, utf8);
- fprintf(f, "{");
- if (*code != OP_EXACT) fprintf(f, ",");
- fprintf(f, "%d}", GET2(code,1));
- if (*code == OP_MINUPTO) fprintf(f, "?");
- break;
-
- case OP_TYPEEXACT:
- case OP_TYPEUPTO:
- case OP_TYPEMINUPTO:
- fprintf(f, " %s{", OP_names[code[3]]);
- if (*code != OP_TYPEEXACT) fprintf(f, "0,");
- fprintf(f, "%d}", GET2(code,1));
- if (*code == OP_TYPEMINUPTO) fprintf(f, "?");
- break;
-
- case OP_NOT:
- if (isprint(c = code[1])) fprintf(f, " [^%c]", c);
- else fprintf(f, " [^\\x%02x]", c);
- break;
-
- case OP_NOTSTAR:
- case OP_NOTMINSTAR:
- case OP_NOTPLUS:
- case OP_NOTMINPLUS:
- case OP_NOTQUERY:
- case OP_NOTMINQUERY:
- if (isprint(c = code[1])) fprintf(f, " [^%c]", c);
- else fprintf(f, " [^\\x%02x]", c);
- fprintf(f, "%s", OP_names[*code]);
- break;
-
- case OP_NOTEXACT:
- case OP_NOTUPTO:
- case OP_NOTMINUPTO:
- if (isprint(c = code[3])) fprintf(f, " [^%c]{", c);
- else fprintf(f, " [^\\x%02x]{", c);
- if (*code != OP_NOTEXACT) fprintf(f, ",");
- fprintf(f, "%d}", GET2(code,1));
- if (*code == OP_NOTMINUPTO) fprintf(f, "?");
- break;
-
- case OP_RECURSE:
- fprintf(f, "%3d %s", GET(code, 1), OP_names[*code]);
- break;
-
- case OP_REF:
- fprintf(f, " \\%d", GET2(code,1));
- ccode = code + OP_lengths[*code];
- goto CLASS_REF_REPEAT;
-
- case OP_CALLOUT:
- fprintf(f, " %s %d", OP_names[*code], code[1]);
- break;
-
- /* OP_XCLASS can only occur in UTF-8 mode. However, there's no harm in
- having this code always here, and it makes it less messy without all those
- #ifdefs. */
-
- case OP_CLASS:
- case OP_NCLASS:
- case OP_XCLASS:
- {
- int i, min, max;
- BOOL printmap;
-
- fprintf(f, " [");
-
- if (*code == OP_XCLASS)
- {
- extra = GET(code, 1);
- ccode = code + LINK_SIZE + 1;
- printmap = (*ccode & XCL_MAP) != 0;
- if ((*ccode++ & XCL_NOT) != 0) fprintf(f, "^");
- }
- else
- {
- printmap = TRUE;
- ccode = code + 1;
- }
-
- /* Print a bit map */
-
- if (printmap)
- {
- for (i = 0; i < 256; i++)
- {
- if ((ccode[i/8] & (1 << (i&7))) != 0)
- {
- int j;
- for (j = i+1; j < 256; j++)
- if ((ccode[j/8] & (1 << (j&7))) == 0) break;
- if (i == '-' || i == ']') fprintf(f, "\\");
- if (isprint(i)) fprintf(f, "%c", i); else fprintf(f, "\\x%02x", i);
- if (--j > i)
- {
- fprintf(f, "-");
- if (j == '-' || j == ']') fprintf(f, "\\");
- if (isprint(j)) fprintf(f, "%c", j); else fprintf(f, "\\x%02x", j);
- }
- i = j;
- }
- }
- ccode += 32;
- }
-
- /* For an XCLASS there is always some additional data */
-
- if (*code == OP_XCLASS)
- {
- int ch;
- while ((ch = *ccode++) != XCL_END)
- {
- ccode += 1 + print_char(f, ccode, TRUE);
- if (ch == XCL_RANGE)
- {
- fprintf(f, "-");
- ccode += 1 + print_char(f, ccode, TRUE);
- }
- }
- }
-
- /* Indicate a non-UTF8 class which was created by negation */
-
- fprintf(f, "]%s", (*code == OP_NCLASS)? " (neg)" : "");
-
- /* Handle repeats after a class or a back reference */
-
- CLASS_REF_REPEAT:
- switch(*ccode)
- {
- case OP_CRSTAR:
- case OP_CRMINSTAR:
- case OP_CRPLUS:
- case OP_CRMINPLUS:
- case OP_CRQUERY:
- case OP_CRMINQUERY:
- fprintf(f, "%s", OP_names[*ccode]);
- extra = OP_lengths[*ccode];
- break;
-
- case OP_CRRANGE:
- case OP_CRMINRANGE:
- min = GET2(ccode,1);
- max = GET2(ccode,3);
- if (max == 0) fprintf(f, "{%d,}", min);
- else fprintf(f, "{%d,%d}", min, max);
- if (*ccode == OP_CRMINRANGE) fprintf(f, "?");
- extra = OP_lengths[*ccode];
- break;
- }
- }
- break;
-
- /* Anything else is just an item with no data*/
-
- default:
- fprintf(f, " %s", OP_names[*code]);
- break;
- }
-
- code += OP_lengths[*code] + extra;
- fprintf(f, "\n");
- }
-}
-
-/* End of printint.c */
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