summaryrefslogtreecommitdiff
path: root/libs/Pcre16/src
diff options
context:
space:
mode:
authorGeorge Hazan <ghazan@miranda.im>2019-05-03 16:34:30 +0300
committerGeorge Hazan <ghazan@miranda.im>2019-05-03 16:34:30 +0300
commit71c48e2567e0f534681e654d745b071b57766e61 (patch)
tree4c475bcacd4ccb95664c14f5ea0030cf6dff29ca /libs/Pcre16/src
parent6e810c355d57695b420debb9a1c1508d3a4d8f88 (diff)
missing pcre source file
Diffstat (limited to 'libs/Pcre16/src')
-rw-r--r--libs/Pcre16/src/pcre_printint.c834
1 files changed, 834 insertions, 0 deletions
diff --git a/libs/Pcre16/src/pcre_printint.c b/libs/Pcre16/src/pcre_printint.c
new file mode 100644
index 0000000000..60dcb55efb
--- /dev/null
+++ b/libs/Pcre16/src/pcre_printint.c
@@ -0,0 +1,834 @@
+/*************************************************
+* Perl-Compatible Regular Expressions *
+*************************************************/
+
+/* PCRE 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.
+
+ Written by Philip Hazel
+ Copyright (c) 1997-2012 University of Cambridge
+
+-----------------------------------------------------------------------------
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the name of the University of Cambridge nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+-----------------------------------------------------------------------------
+*/
+
+
+/* This module contains a PCRE private debugging function for printing out the
+internal form of a compiled regular expression, along with some supporting
+local functions. This source file is used in two places:
+
+(1) It is #included by pcre_compile.c when it is compiled in debugging mode
+(PCRE_DEBUG defined in pcre_internal.h). It is not included in production
+compiles. In this case PCRE_INCLUDED is defined.
+
+(2) It is also compiled separately and linked with pcretest.c, which can be
+asked to print out a compiled regex for debugging purposes. */
+
+#ifndef PCRE_INCLUDED
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+/* For pcretest program. */
+#define PRIV(name) name
+
+/* We have to include pcre_internal.h because we need the internal info for
+displaying the results of pcre_study() and we also need to know about the
+internal macros, structures, and other internal data values; pcretest has
+"inside information" compared to a program that strictly follows the PCRE API.
+
+Although pcre_internal.h does itself include pcre.h, we explicitly include it
+here before pcre_internal.h so that the PCRE_EXP_xxx macros get set
+appropriately for an application, not for building PCRE. */
+
+#include "pcre.h"
+#include "pcre_internal.h"
+
+/* These are the funtions that are contained within. It doesn't seem worth
+having a separate .h file just for this. */
+
+#endif /* PCRE_INCLUDED */
+
+#ifdef PCRE_INCLUDED
+static /* Keep the following function as private. */
+#endif
+
+#if defined COMPILE_PCRE8
+void pcre_printint(pcre *external_re, FILE *f, BOOL print_lengths);
+#elif defined COMPILE_PCRE16
+void pcre16_printint(pcre *external_re, FILE *f, BOOL print_lengths);
+#elif defined COMPILE_PCRE32
+void pcre32_printint(pcre *external_re, FILE *f, BOOL print_lengths);
+#endif
+
+/* Macro that decides whether a character should be output as a literal or in
+hexadecimal. We don't use isprint() because that can vary from system to system
+(even without the use of locales) and we want the output always to be the same,
+for testing purposes. */
+
+#ifdef EBCDIC
+#define PRINTABLE(c) ((c) >= 64 && (c) < 255)
+#else
+#define PRINTABLE(c) ((c) >= 32 && (c) < 127)
+#endif
+
+/* The table of operator names. */
+
+static const char *priv_OP_names[] = { OP_NAME_LIST };
+
+/* This table of operator lengths is not actually used by the working code,
+but its size is needed for a check that ensures it is the correct size for the
+number of opcodes (thus catching update omissions). */
+
+static const pcre_uint8 priv_OP_lengths[] = { OP_LENGTHS };
+
+
+
+/*************************************************
+* Print single- or multi-byte character *
+*************************************************/
+
+static unsigned int
+print_char(FILE *f, pcre_uchar *ptr, BOOL utf)
+{
+pcre_uint32 c = *ptr;
+
+#ifndef SUPPORT_UTF
+
+(void)utf; /* Avoid compiler warning */
+if (PRINTABLE(c)) fprintf(f, "%c", (char)c);
+else if (c <= 0x80) fprintf(f, "\\x%02x", c);
+else fprintf(f, "\\x{%x}", c);
+return 0;
+
+#else
+
+#if defined COMPILE_PCRE8
+
+if (!utf || (c & 0xc0) != 0xc0)
+ {
+ if (PRINTABLE(c)) fprintf(f, "%c", (char)c);
+ else if (c < 0x80) fprintf(f, "\\x%02x", c);
+ else fprintf(f, "\\x{%02x}", c);
+ return 0;
+ }
+else
+ {
+ int i;
+ int a = PRIV(utf8_table4)[c & 0x3f]; /* Number of additional bytes */
+ int s = 6*a;
+ c = (c & PRIV(utf8_table3)[a]) << s;
+ for (i = 1; i <= a; i++)
+ {
+ /* This is a check for malformed UTF-8; it should only occur if the sanity
+ check has been turned off. Rather than swallow random bytes, just stop if
+ we hit a bad one. Print it with \X instead of \x as an indication. */
+
+ if ((ptr[i] & 0xc0) != 0x80)
+ {
+ fprintf(f, "\\X{%x}", c);
+ return i - 1;
+ }
+
+ /* The byte is OK */
+
+ s -= 6;
+ c |= (ptr[i] & 0x3f) << s;
+ }
+ fprintf(f, "\\x{%x}", c);
+ return a;
+ }
+
+#elif defined COMPILE_PCRE16
+
+if (!utf || (c & 0xfc00) != 0xd800)
+ {
+ if (PRINTABLE(c)) fprintf(f, "%c", (char)c);
+ else if (c <= 0x80) fprintf(f, "\\x%02x", c);
+ else fprintf(f, "\\x{%02x}", c);
+ return 0;
+ }
+else
+ {
+ /* This is a check for malformed UTF-16; it should only occur if the sanity
+ check has been turned off. Rather than swallow a low surrogate, just stop if
+ we hit a bad one. Print it with \X instead of \x as an indication. */
+
+ if ((ptr[1] & 0xfc00) != 0xdc00)
+ {
+ fprintf(f, "\\X{%x}", c);
+ return 0;
+ }
+
+ c = (((c & 0x3ff) << 10) | (ptr[1] & 0x3ff)) + 0x10000;
+ fprintf(f, "\\x{%x}", c);
+ return 1;
+ }
+
+#elif defined COMPILE_PCRE32
+
+if (!utf || (c & 0xfffff800u) != 0xd800u)
+ {
+ if (PRINTABLE(c)) fprintf(f, "%c", (char)c);
+ else if (c <= 0x80) fprintf(f, "\\x%02x", c);
+ else fprintf(f, "\\x{%x}", c);
+ return 0;
+ }
+else
+ {
+ /* This is a check for malformed UTF-32; it should only occur if the sanity
+ check has been turned off. Rather than swallow a surrogate, just stop if
+ we hit one. Print it with \X instead of \x as an indication. */
+ fprintf(f, "\\X{%x}", c);
+ return 0;
+ }
+
+#endif /* COMPILE_PCRE[8|16|32] */
+
+#endif /* SUPPORT_UTF */
+}
+
+/*************************************************
+* Print uchar string (regardless of utf) *
+*************************************************/
+
+static void
+print_puchar(FILE *f, PCRE_PUCHAR ptr)
+{
+while (*ptr != '\0')
+ {
+ register pcre_uint32 c = *ptr++;
+ if (PRINTABLE(c)) fprintf(f, "%c", c); else fprintf(f, "\\x{%x}", c);
+ }
+}
+
+/*************************************************
+* Find Unicode property name *
+*************************************************/
+
+static const char *
+get_ucpname(unsigned int ptype, unsigned int pvalue)
+{
+#ifdef SUPPORT_UCP
+int i;
+for (i = PRIV(utt_size) - 1; i >= 0; i--)
+ {
+ if (ptype == PRIV(utt)[i].type && pvalue == PRIV(utt)[i].value) break;
+ }
+return (i >= 0)? PRIV(utt_names) + PRIV(utt)[i].name_offset : "??";
+#else
+/* It gets harder and harder to shut off unwanted compiler warnings. */
+ptype = ptype * pvalue;
+return (ptype == pvalue)? "??" : "??";
+#endif
+}
+
+
+/*************************************************
+* Print Unicode property value *
+*************************************************/
+
+/* "Normal" properties can be printed from tables. The PT_CLIST property is a
+pseudo-property that contains a pointer to a list of case-equivalent
+characters. This is used only when UCP support is available and UTF mode is
+selected. It should never occur otherwise, but just in case it does, have
+something ready to print. */
+
+static void
+print_prop(FILE *f, pcre_uchar *code, const char *before, const char *after)
+{
+if (code[1] != PT_CLIST)
+ {
+ fprintf(f, "%s%s %s%s", before, priv_OP_names[*code], get_ucpname(code[1],
+ code[2]), after);
+ }
+else
+ {
+ const char *not = (*code == OP_PROP)? "" : "not ";
+#ifndef SUPPORT_UCP
+ fprintf(f, "%s%sclist %d%s", before, not, code[2], after);
+#else
+ const pcre_uint32 *p = PRIV(ucd_caseless_sets) + code[2];
+ fprintf (f, "%s%sclist", before, not);
+ while (*p < NOTACHAR) fprintf(f, " %04x", *p++);
+ fprintf(f, "%s", after);
+#endif
+ }
+}
+
+
+
+
+/*************************************************
+* Print compiled regex *
+*************************************************/
+
+/* Make this function work for a regex with integers either byte order.
+However, we assume that what we are passed is a compiled regex. The
+print_lengths flag controls whether offsets and lengths of items are printed.
+They can be turned off from pcretest so that automatic tests on bytecode can be
+written that do not depend on the value of LINK_SIZE. */
+
+#ifdef PCRE_INCLUDED
+static /* Keep the following function as private. */
+#endif
+#if defined COMPILE_PCRE8
+void
+pcre_printint(pcre *external_re, FILE *f, BOOL print_lengths)
+#elif defined COMPILE_PCRE16
+void
+pcre16_printint(pcre *external_re, FILE *f, BOOL print_lengths)
+#elif defined COMPILE_PCRE32
+void
+pcre32_printint(pcre *external_re, FILE *f, BOOL print_lengths)
+#endif
+{
+REAL_PCRE *re = (REAL_PCRE *)external_re;
+pcre_uchar *codestart, *code;
+BOOL utf;
+
+unsigned int options = re->options;
+int offset = re->name_table_offset;
+int count = re->name_count;
+int size = re->name_entry_size;
+
+if (re->magic_number != MAGIC_NUMBER)
+ {
+ offset = ((offset << 8) & 0xff00) | ((offset >> 8) & 0xff);
+ count = ((count << 8) & 0xff00) | ((count >> 8) & 0xff);
+ size = ((size << 8) & 0xff00) | ((size >> 8) & 0xff);
+ options = ((options << 24) & 0xff000000) |
+ ((options << 8) & 0x00ff0000) |
+ ((options >> 8) & 0x0000ff00) |
+ ((options >> 24) & 0x000000ff);
+ }
+
+code = codestart = (pcre_uchar *)re + offset + count * size;
+/* PCRE_UTF(16|32) have the same value as PCRE_UTF8. */
+utf = (options & PCRE_UTF8) != 0;
+
+for(;;)
+ {
+ pcre_uchar *ccode;
+ const char *flag = " ";
+ pcre_uint32 c;
+ unsigned int extra = 0;
+
+ if (print_lengths)
+ fprintf(f, "%3d ", (int)(code - codestart));
+ else
+ fprintf(f, " ");
+
+ switch(*code)
+ {
+/* ========================================================================== */
+ /* These cases are never obeyed. This is a fudge that causes a compile-
+ time error if the vectors OP_names or OP_lengths, which are indexed
+ by opcode, are not the correct length. It seems to be the only way to do
+ such a check at compile time, as the sizeof() operator does not work in
+ the C preprocessor. */
+
+ case OP_TABLE_LENGTH:
+ case OP_TABLE_LENGTH +
+ ((sizeof(priv_OP_names)/sizeof(const char *) == OP_TABLE_LENGTH) &&
+ (sizeof(priv_OP_lengths) == OP_TABLE_LENGTH)):
+ break;
+/* ========================================================================== */
+
+ case OP_END:
+ fprintf(f, " %s\n", priv_OP_names[*code]);
+ fprintf(f, "------------------------------------------------------------------\n");
+ return;
+
+ case OP_CHAR:
+ fprintf(f, " ");
+ do
+ {
+ code++;
+ code += 1 + print_char(f, code, utf);
+ }
+ while (*code == OP_CHAR);
+ fprintf(f, "\n");
+ continue;
+
+ case OP_CHARI:
+ fprintf(f, " /i ");
+ do
+ {
+ code++;
+ code += 1 + print_char(f, code, utf);
+ }
+ while (*code == OP_CHARI);
+ fprintf(f, "\n");
+ continue;
+
+ case OP_CBRA:
+ case OP_CBRAPOS:
+ case OP_SCBRA:
+ case OP_SCBRAPOS:
+ if (print_lengths) fprintf(f, "%3d ", GET(code, 1));
+ else fprintf(f, " ");
+ fprintf(f, "%s %d", priv_OP_names[*code], GET2(code, 1+LINK_SIZE));
+ break;
+
+ case OP_BRA:
+ case OP_BRAPOS:
+ case OP_SBRA:
+ case OP_SBRAPOS:
+ case OP_KETRMAX:
+ case OP_KETRMIN:
+ case OP_KETRPOS:
+ 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_ONCE_NC:
+ case OP_COND:
+ case OP_SCOND:
+ case OP_REVERSE:
+ if (print_lengths) fprintf(f, "%3d ", GET(code, 1));
+ else fprintf(f, " ");
+ fprintf(f, "%s", priv_OP_names[*code]);
+ break;
+
+ case OP_CLOSE:
+ fprintf(f, " %s %d", priv_OP_names[*code], GET2(code, 1));
+ break;
+
+ case OP_CREF:
+ fprintf(f, "%3d %s", GET2(code,1), priv_OP_names[*code]);
+ break;
+
+ case OP_DNCREF:
+ {
+ pcre_uchar *entry = (pcre_uchar *)re + offset + (GET2(code, 1) * size) +
+ IMM2_SIZE;
+ fprintf(f, " %s Cond ref <", flag);
+ print_puchar(f, entry);
+ fprintf(f, ">%d", GET2(code, 1 + IMM2_SIZE));
+ }
+ break;
+
+ case OP_RREF:
+ c = GET2(code, 1);
+ if (c == RREF_ANY)
+ fprintf(f, " Cond recurse any");
+ else
+ fprintf(f, " Cond recurse %d", c);
+ break;
+
+ case OP_DNRREF:
+ {
+ pcre_uchar *entry = (pcre_uchar *)re + offset + (GET2(code, 1) * size) +
+ IMM2_SIZE;
+ fprintf(f, " %s Cond recurse <", flag);
+ print_puchar(f, entry);
+ fprintf(f, ">%d", GET2(code, 1 + IMM2_SIZE));
+ }
+ break;
+
+ case OP_DEF:
+ fprintf(f, " Cond def");
+ break;
+
+ case OP_STARI:
+ case OP_MINSTARI:
+ case OP_POSSTARI:
+ case OP_PLUSI:
+ case OP_MINPLUSI:
+ case OP_POSPLUSI:
+ case OP_QUERYI:
+ case OP_MINQUERYI:
+ case OP_POSQUERYI:
+ flag = "/i";
+ /* Fall through */
+ case OP_STAR:
+ case OP_MINSTAR:
+ case OP_POSSTAR:
+ case OP_PLUS:
+ case OP_MINPLUS:
+ case OP_POSPLUS:
+ case OP_QUERY:
+ case OP_MINQUERY:
+ case OP_POSQUERY:
+ case OP_TYPESTAR:
+ case OP_TYPEMINSTAR:
+ case OP_TYPEPOSSTAR:
+ case OP_TYPEPLUS:
+ case OP_TYPEMINPLUS:
+ case OP_TYPEPOSPLUS:
+ case OP_TYPEQUERY:
+ case OP_TYPEMINQUERY:
+ case OP_TYPEPOSQUERY:
+ fprintf(f, " %s ", flag);
+ if (*code >= OP_TYPESTAR)
+ {
+ if (code[1] == OP_PROP || code[1] == OP_NOTPROP)
+ {
+ print_prop(f, code + 1, "", " ");
+ extra = 2;
+ }
+ else fprintf(f, "%s", priv_OP_names[code[1]]);
+ }
+ else extra = print_char(f, code+1, utf);
+ fprintf(f, "%s", priv_OP_names[*code]);
+ break;
+
+ case OP_EXACTI:
+ case OP_UPTOI:
+ case OP_MINUPTOI:
+ case OP_POSUPTOI:
+ flag = "/i";
+ /* Fall through */
+ case OP_EXACT:
+ case OP_UPTO:
+ case OP_MINUPTO:
+ case OP_POSUPTO:
+ fprintf(f, " %s ", flag);
+ extra = print_char(f, code + 1 + IMM2_SIZE, utf);
+ fprintf(f, "{");
+ if (*code != OP_EXACT && *code != OP_EXACTI) fprintf(f, "0,");
+ fprintf(f, "%d}", GET2(code,1));
+ if (*code == OP_MINUPTO || *code == OP_MINUPTOI) fprintf(f, "?");
+ else if (*code == OP_POSUPTO || *code == OP_POSUPTOI) fprintf(f, "+");
+ break;
+
+ case OP_TYPEEXACT:
+ case OP_TYPEUPTO:
+ case OP_TYPEMINUPTO:
+ case OP_TYPEPOSUPTO:
+ if (code[1 + IMM2_SIZE] == OP_PROP || code[1 + IMM2_SIZE] == OP_NOTPROP)
+ {
+ print_prop(f, code + IMM2_SIZE + 1, " ", " ");
+ extra = 2;
+ }
+ else fprintf(f, " %s", priv_OP_names[code[1 + IMM2_SIZE]]);
+ fprintf(f, "{");
+ if (*code != OP_TYPEEXACT) fprintf(f, "0,");
+ fprintf(f, "%d}", GET2(code,1));
+ if (*code == OP_TYPEMINUPTO) fprintf(f, "?");
+ else if (*code == OP_TYPEPOSUPTO) fprintf(f, "+");
+ break;
+
+ case OP_NOTI:
+ flag = "/i";
+ /* Fall through */
+ case OP_NOT:
+ fprintf(f, " %s [^", flag);
+ extra = print_char(f, code + 1, utf);
+ fprintf(f, "]");
+ break;
+
+ case OP_NOTSTARI:
+ case OP_NOTMINSTARI:
+ case OP_NOTPOSSTARI:
+ case OP_NOTPLUSI:
+ case OP_NOTMINPLUSI:
+ case OP_NOTPOSPLUSI:
+ case OP_NOTQUERYI:
+ case OP_NOTMINQUERYI:
+ case OP_NOTPOSQUERYI:
+ flag = "/i";
+ /* Fall through */
+
+ case OP_NOTSTAR:
+ case OP_NOTMINSTAR:
+ case OP_NOTPOSSTAR:
+ case OP_NOTPLUS:
+ case OP_NOTMINPLUS:
+ case OP_NOTPOSPLUS:
+ case OP_NOTQUERY:
+ case OP_NOTMINQUERY:
+ case OP_NOTPOSQUERY:
+ fprintf(f, " %s [^", flag);
+ extra = print_char(f, code + 1, utf);
+ fprintf(f, "]%s", priv_OP_names[*code]);
+ break;
+
+ case OP_NOTEXACTI:
+ case OP_NOTUPTOI:
+ case OP_NOTMINUPTOI:
+ case OP_NOTPOSUPTOI:
+ flag = "/i";
+ /* Fall through */
+
+ case OP_NOTEXACT:
+ case OP_NOTUPTO:
+ case OP_NOTMINUPTO:
+ case OP_NOTPOSUPTO:
+ fprintf(f, " %s [^", flag);
+ extra = print_char(f, code + 1 + IMM2_SIZE, utf);
+ fprintf(f, "]{");
+ if (*code != OP_NOTEXACT && *code != OP_NOTEXACTI) fprintf(f, "0,");
+ fprintf(f, "%d}", GET2(code,1));
+ if (*code == OP_NOTMINUPTO || *code == OP_NOTMINUPTOI) fprintf(f, "?");
+ else
+ if (*code == OP_NOTPOSUPTO || *code == OP_NOTPOSUPTOI) fprintf(f, "+");
+ break;
+
+ case OP_RECURSE:
+ if (print_lengths) fprintf(f, "%3d ", GET(code, 1));
+ else fprintf(f, " ");
+ fprintf(f, "%s", priv_OP_names[*code]);
+ break;
+
+ case OP_REFI:
+ flag = "/i";
+ /* Fall through */
+ case OP_REF:
+ fprintf(f, " %s \\%d", flag, GET2(code,1));
+ ccode = code + priv_OP_lengths[*code];
+ goto CLASS_REF_REPEAT;
+
+ case OP_DNREFI:
+ flag = "/i";
+ /* Fall through */
+ case OP_DNREF:
+ {
+ pcre_uchar *entry = (pcre_uchar *)re + offset + (GET2(code, 1) * size) +
+ IMM2_SIZE;
+ fprintf(f, " %s \\k<", flag);
+ print_puchar(f, entry);
+ fprintf(f, ">%d", GET2(code, 1 + IMM2_SIZE));
+ }
+ ccode = code + priv_OP_lengths[*code];
+ goto CLASS_REF_REPEAT;
+
+ case OP_CALLOUT:
+ fprintf(f, " %s %d %d %d", priv_OP_names[*code], code[1], GET(code,2),
+ GET(code, 2 + LINK_SIZE));
+ break;
+
+ case OP_PROP:
+ case OP_NOTPROP:
+ print_prop(f, code, " ", "");
+ break;
+
+ /* OP_XCLASS cannot occur in 8-bit, non-UTF 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;
+ unsigned int min, max;
+ BOOL printmap;
+ BOOL invertmap = FALSE;
+ pcre_uint8 *map;
+ pcre_uint8 inverted_map[32];
+
+ 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)
+ {
+ invertmap = (*ccode & XCL_HASPROP) == 0;
+ fprintf(f, "^");
+ }
+ ccode++;
+ }
+ else
+ {
+ printmap = TRUE;
+ ccode = code + 1;
+ }
+
+ /* Print a bit map */
+
+ if (printmap)
+ {
+ map = (pcre_uint8 *)ccode;
+ if (invertmap)
+ {
+ for (i = 0; i < 32; i++) inverted_map[i] = ~map[i];
+ map = inverted_map;
+ }
+
+ for (i = 0; i < 256; i++)
+ {
+ if ((map[i/8] & (1 << (i&7))) != 0)
+ {
+ int j;
+ for (j = i+1; j < 256; j++)
+ if ((map[j/8] & (1 << (j&7))) == 0) break;
+ if (i == '-' || i == ']') fprintf(f, "\\");
+ if (PRINTABLE(i)) fprintf(f, "%c", i);
+ else fprintf(f, "\\x%02x", i);
+ if (--j > i)
+ {
+ if (j != i + 1) fprintf(f, "-");
+ if (j == '-' || j == ']') fprintf(f, "\\");
+ if (PRINTABLE(j)) fprintf(f, "%c", j);
+ else fprintf(f, "\\x%02x", j);
+ }
+ i = j;
+ }
+ }
+ ccode += 32 / sizeof(pcre_uchar);
+ }
+
+ /* For an XCLASS there is always some additional data */
+
+ if (*code == OP_XCLASS)
+ {
+ pcre_uchar ch;
+ while ((ch = *ccode++) != XCL_END)
+ {
+ BOOL not = FALSE;
+ const char *notch = "";
+
+ switch(ch)
+ {
+ case XCL_NOTPROP:
+ not = TRUE;
+ notch = "^";
+ /* Fall through */
+
+ case XCL_PROP:
+ {
+ unsigned int ptype = *ccode++;
+ unsigned int pvalue = *ccode++;
+
+ switch(ptype)
+ {
+ case PT_PXGRAPH:
+ fprintf(f, "[:%sgraph:]", notch);
+ break;
+
+ case PT_PXPRINT:
+ fprintf(f, "[:%sprint:]", notch);
+ break;
+
+ case PT_PXPUNCT:
+ fprintf(f, "[:%spunct:]", notch);
+ break;
+
+ default:
+ fprintf(f, "\\%c{%s}", (not? 'P':'p'),
+ get_ucpname(ptype, pvalue));
+ break;
+ }
+ }
+ break;
+
+ default:
+ ccode += 1 + print_char(f, ccode, utf);
+ if (ch == XCL_RANGE)
+ {
+ fprintf(f, "-");
+ ccode += 1 + print_char(f, ccode, utf);
+ }
+ break;
+ }
+ }
+ }
+
+ /* Indicate a non-UTF 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:
+ case OP_CRPOSSTAR:
+ case OP_CRPOSPLUS:
+ case OP_CRPOSQUERY:
+ fprintf(f, "%s", priv_OP_names[*ccode]);
+ extra += priv_OP_lengths[*ccode];
+ break;
+
+ case OP_CRRANGE:
+ case OP_CRMINRANGE:
+ case OP_CRPOSRANGE:
+ min = GET2(ccode,1);
+ max = GET2(ccode,1 + IMM2_SIZE);
+ if (max == 0) fprintf(f, "{%u,}", min);
+ else fprintf(f, "{%u,%u}", min, max);
+ if (*ccode == OP_CRMINRANGE) fprintf(f, "?");
+ else if (*ccode == OP_CRPOSRANGE) fprintf(f, "+");
+ extra += priv_OP_lengths[*ccode];
+ break;
+
+ /* Do nothing if it's not a repeat; this code stops picky compilers
+ warning about the lack of a default code path. */
+
+ default:
+ break;
+ }
+ }
+ break;
+
+ case OP_MARK:
+ case OP_PRUNE_ARG:
+ case OP_SKIP_ARG:
+ case OP_THEN_ARG:
+ fprintf(f, " %s ", priv_OP_names[*code]);
+ print_puchar(f, code + 2);
+ extra += code[1];
+ break;
+
+ case OP_THEN:
+ fprintf(f, " %s", priv_OP_names[*code]);
+ break;
+
+ case OP_CIRCM:
+ case OP_DOLLM:
+ flag = "/m";
+ /* Fall through */
+
+ /* Anything else is just an item with no data, but possibly a flag. */
+
+ default:
+ fprintf(f, " %s %s", flag, priv_OP_names[*code]);
+ break;
+ }
+
+ code += priv_OP_lengths[*code] + extra;
+ fprintf(f, "\n");
+ }
+}
+
+/* End of pcre_printint.src */