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testregex.c
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#pragma prototyped noticed
/*
* regex(3) test harness
*
* build: cc -o testregex testregex.c
* help: testregex --man
* note: REG_* features are detected by #ifdef; if REG_* are enums
* then supply #define REG_foo REG_foo for each enum REG_foo
*
* Glenn Fowler <[email protected]>
* AT&T Research
*
* PLEASE: publish your tests so everyone can benefit
*
* The following license covers testregex.c and all associated test data.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of THIS SOFTWARE FILE (the "Software"), to deal in the Software
* without restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, and/or sell copies of the
* Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following disclaimer:
*
* THIS SOFTWARE IS PROVIDED BY AT&T ``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 AT&T 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.
*/
static const char id[] = "\n@(#)$Id: testregex (AT&T Research) 2010-06-10 $\0\n";
#if _PACKAGE_ast
#include <ast.h>
#else
#include <sys/types.h>
#endif
#include <stdio.h>
#include <regex.h>
#include <ctype.h>
#include <setjmp.h>
#include <signal.h>
#include <string.h>
#include <unistd.h>
#ifdef __STDC__
#include <stdlib.h>
#include <locale.h>
#endif
#ifndef RE_DUP_MAX
#define RE_DUP_MAX 32767
#endif
#if !_PACKAGE_ast
#undef REG_DISCIPLINE
#endif
#ifndef REG_DELIMITED
#undef _REG_subcomp
#endif
#define TEST_ARE 0x00000001
#define TEST_BRE 0x00000002
#define TEST_ERE 0x00000004
#define TEST_KRE 0x00000008
#define TEST_LRE 0x00000010
#define TEST_SRE 0x00000020
#define TEST_EXPAND 0x00000100
#define TEST_LENIENT 0x00000200
#define TEST_QUERY 0x00000400
#define TEST_SUB 0x00000800
#define TEST_UNSPECIFIED 0x00001000
#define TEST_VERIFY 0x00002000
#define TEST_AND 0x00004000
#define TEST_OR 0x00008000
#define TEST_DELIMIT 0x00010000
#define TEST_OK 0x00020000
#define TEST_SAME 0x00040000
#define TEST_ACTUAL 0x00100000
#define TEST_BASELINE 0x00200000
#define TEST_FAIL 0x00400000
#define TEST_PASS 0x00800000
#define TEST_SUMMARY 0x01000000
#define TEST_IGNORE_ERROR 0x02000000
#define TEST_IGNORE_OVER 0x04000000
#define TEST_IGNORE_POSITION 0x08000000
#define TEST_CATCH 0x10000000
#define TEST_VERBOSE 0x20000000
#define TEST_DECOMP 0x40000000
#define TEST_GLOBAL (TEST_ACTUAL|TEST_AND|TEST_BASELINE|TEST_CATCH|TEST_FAIL|TEST_IGNORE_ERROR|TEST_IGNORE_OVER|TEST_IGNORE_POSITION|TEST_OR|TEST_PASS|TEST_SUMMARY|TEST_VERBOSE)
#ifdef REG_DISCIPLINE
#include <stk.h>
typedef struct Disc_s
{
regdisc_t disc;
int ordinal;
Sfio_t* sp;
} Disc_t;
static void*
compf(const regex_t* re, const char* xstr, size_t xlen, regdisc_t* disc)
{
Disc_t* dp = (Disc_t*)disc;
return (void*)((char*)0 + ++dp->ordinal);
}
static int
execf(const regex_t* re, void* data, const char* xstr, size_t xlen, const char* sstr, size_t slen, char** snxt, regdisc_t* disc)
{
Disc_t* dp = (Disc_t*)disc;
sfprintf(dp->sp, "{%-.*s}(%lu:%d)", xlen, xstr, (char*)data - (char*)0, slen);
return atoi(xstr);
}
static void*
resizef(void* handle, void* data, size_t size)
{
if (!size)
return 0;
return stkalloc((Sfio_t*)handle, size);
}
#endif
#ifndef NiL
#ifdef __STDC__
#define NiL 0
#else
#define NiL (char*)0
#endif
#endif
#define H(x) do{if(html)fprintf(stderr,x);}while(0)
#define T(x) fprintf(stderr,x)
static void
help(int html)
{
H("<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML//EN\">\n");
H("<HTML>\n");
H("<HEAD>\n");
H("<TITLE>testregex man document</TITLE>\n");
H("</HEAD>\n");
H("<BODY bgcolor=white>\n");
H("<PRE>\n");
T("NAME\n");
T(" testregex - regex(3) test harness\n");
T("\n");
T("SYNOPSIS\n");
T(" testregex [ options ]\n");
T("\n");
T("DESCRIPTION\n");
T(" testregex reads regex(3) test specifications, one per line, from the\n");
T(" standard input and writes one output line for each failed test. A\n");
T(" summary line is written after all tests are done. Each successful\n");
T(" test is run again with REG_NOSUB. Unsupported features are noted\n");
T(" before the first test, and tests requiring these features are\n");
T(" silently ignored.\n");
T("\n");
T("OPTIONS\n");
T(" -c catch signals and non-terminating calls\n");
T(" -e ignore error return mismatches\n");
T(" -h list help on standard error\n");
T(" -n do not repeat successful tests with regnexec()\n");
T(" -o ignore match[] overrun errors\n");
T(" -p ignore negative position mismatches\n");
T(" -s use stack instead of malloc\n");
T(" -x do not repeat successful tests with REG_NOSUB\n");
T(" -v list each test line\n");
T(" -A list failed test lines with actual answers\n");
T(" -B list all test lines with actual answers\n");
T(" -F list failed test lines\n");
T(" -P list passed test lines\n");
T(" -S output one summary line\n");
T("\n");
T("INPUT FORMAT\n");
T(" Input lines may be blank, a comment beginning with #, or a test\n");
T(" specification. A specification is five fields separated by one\n");
T(" or more tabs. NULL denotes the empty string and NIL denotes the\n");
T(" 0 pointer.\n");
T("\n");
T(" Field 1: the regex(3) flags to apply, one character per REG_feature\n");
T(" flag. The test is skipped if REG_feature is not supported by the\n");
T(" implementation. If the first character is not [BEASKLP] then the\n");
T(" specification is a global control line. One or more of [BEASKLP] may be\n");
T(" specified; the test will be repeated for each mode.\n");
T("\n");
T(" B basic BRE (grep, ed, sed)\n");
T(" E REG_EXTENDED ERE (egrep)\n");
T(" A REG_AUGMENTED ARE (egrep with negation)\n");
T(" S REG_SHELL SRE (sh glob)\n");
T(" K REG_SHELL|REG_AUGMENTED KRE (ksh glob)\n");
T(" L REG_LITERAL LRE (fgrep)\n");
T("\n");
T(" a REG_LEFT|REG_RIGHT implicit ^...$\n");
T(" b REG_NOTBOL lhs does not match ^\n");
T(" c REG_COMMENT ignore space and #...\\n\n");
T(" d REG_SHELL_DOT explicit leading . match\n");
T(" e REG_NOTEOL rhs does not match $\n");
T(" f REG_MULTIPLE multiple \\n separated patterns\n");
T(" g FNM_LEADING_DIR testfnmatch only -- match until /\n");
T(" h REG_MULTIREF multiple digit backref\n");
T(" i REG_ICASE ignore case\n");
T(" j REG_SPAN . matches \\n\n");
T(" k REG_ESCAPE \\ to ecape [...] delimiter\n");
T(" l REG_LEFT implicit ^...\n");
T(" m REG_MINIMAL minimal match\n");
T(" n REG_NEWLINE explicit \\n match\n");
T(" o REG_ENCLOSED (|&) magic inside [@|&](...)\n");
T(" p REG_SHELL_PATH explicit / match\n");
T(" q REG_DELIMITED delimited pattern\n");
T(" r REG_RIGHT implicit ...$\n");
T(" s REG_SHELL_ESCAPED \\ not special\n");
T(" t REG_MUSTDELIM all delimiters must be specified\n");
T(" u standard unspecified behavior -- errors not counted\n");
T(" v REG_CLASS_ESCAPE \\ special inside [...]\n");
T(" w REG_NOSUB no subexpression match array\n");
T(" x REG_LENIENT let some errors slide\n");
T(" y REG_LEFT regexec() implicit ^...\n");
T(" z REG_NULL NULL subexpressions ok\n");
T(" $ expand C \\c escapes in fields 2 and 3\n");
T(" / field 2 is a regsubcomp() expression\n");
T(" = field 3 is a regdecomp() expression\n");
T("\n");
T(" Field 1 control lines:\n");
T("\n");
T(" C set LC_COLLATE and LC_CTYPE to locale in field 2\n");
T("\n");
T(" ?test ... output field 5 if passed and != EXPECTED, silent otherwise\n");
T(" &test ... output field 5 if current and previous passed\n");
T(" |test ... output field 5 if current passed and previous failed\n");
T(" ; ... output field 2 if previous failed\n");
T(" {test ... skip if failed until }\n");
T(" } end of skip\n");
T("\n");
T(" : comment comment copied as output NOTE\n");
T(" :comment:test :comment: ignored\n");
T(" N[OTE] comment comment copied as output NOTE\n");
T(" T[EST] comment comment\n");
T("\n");
T(" number use number for nmatch (20 by default)\n");
T("\n");
T(" Field 2: the regular expression pattern; SAME uses the pattern from\n");
T(" the previous specification. RE_DUP_MAX inside {...} expands to the\n");
T(" value from <limits.h>.\n");
T("\n");
T(" Field 3: the string to match. X...{RE_DUP_MAX} expands to RE_DUP_MAX\n");
T(" copies of X.\n");
T("\n");
T(" Field 4: the test outcome. This is either one of the posix error\n");
T(" codes (with REG_ omitted) or the match array, a list of (m,n)\n");
T(" entries with m and n being first and last+1 positions in the\n");
T(" field 3 string, or NULL if REG_NOSUB is in effect and success\n");
T(" is expected. BADPAT is acceptable in place of any regcomp(3)\n");
T(" error code. The match[] array is initialized to (-2,-2) before\n");
T(" each test. All array elements from 0 to nmatch-1 must be specified\n");
T(" in the outcome. Unspecified endpoints (offset -1) are denoted by ?.\n");
T(" Unset endpoints (offset -2) are denoted by X. {x}(o:n) denotes a\n");
T(" matched (?{...}) expression, where x is the text enclosed by {...},\n");
T(" o is the expression ordinal counting from 1, and n is the length of\n");
T(" the unmatched portion of the subject string. If x starts with a\n");
T(" number then that is the return value of re_execf(), otherwise 0 is\n");
T(" returned. RE_DUP_MAX[-+]N expands to the <limits.h> value -+N.\n");
T("\n");
T(" Field 5: optional comment appended to the report.\n");
T("\n");
T("CAVEAT\n");
T(" If a regex implementation misbehaves with memory then all bets are off.\n");
T("\n");
T("CONTRIBUTORS\n");
T(" Glenn Fowler [email protected] (ksh strmatch, regex extensions)\n");
T(" David Korn [email protected] (ksh glob matcher)\n");
T(" Doug McIlroy [email protected] (ast regex/testre in C++)\n");
T(" Tom Lord [email protected] (rx tests)\n");
T(" Henry Spencer [email protected] (original public regex)\n");
T(" Andrew Hume [email protected] (gre tests)\n");
T(" John Maddock [email protected] (regex++ tests)\n");
T(" Philip Hazel [email protected] (pcre tests)\n");
T(" Ville Laurikari [email protected] (libtre tests)\n");
H("</PRE>\n");
H("</BODY>\n");
H("</HTML>\n");
}
#ifndef elementsof
#define elementsof(x) (sizeof(x)/sizeof(x[0]))
#endif
#ifndef streq
#define streq(a,b) (*(a)==*(b)&&!strcmp(a,b))
#endif
#define HUNG 2
#define NOTEST (~0)
#ifndef REG_TEST_DEFAULT
#define REG_TEST_DEFAULT 0
#endif
#ifndef REG_EXEC_DEFAULT
#define REG_EXEC_DEFAULT 0
#endif
static const char* unsupported[] =
{
"BASIC",
#ifndef REG_EXTENDED
"EXTENDED",
#endif
#ifndef REG_AUGMENTED
"AUGMENTED",
#endif
#ifndef REG_SHELL
"SHELL",
#endif
#ifndef REG_CLASS_ESCAPE
"CLASS_ESCAPE",
#endif
#ifndef REG_COMMENT
"COMMENT",
#endif
#ifndef REG_DELIMITED
"DELIMITED",
#endif
#ifndef REG_DISCIPLINE
"DISCIPLINE",
#endif
#ifndef REG_ESCAPE
"ESCAPE",
#endif
#ifndef REG_ICASE
"ICASE",
#endif
#ifndef REG_LEFT
"LEFT",
#endif
#ifndef REG_LENIENT
"LENIENT",
#endif
#ifndef REG_LITERAL
"LITERAL",
#endif
#ifndef REG_MINIMAL
"MINIMAL",
#endif
#ifndef REG_MULTIPLE
"MULTIPLE",
#endif
#ifndef REG_MULTIREF
"MULTIREF",
#endif
#ifndef REG_MUSTDELIM
"MUSTDELIM",
#endif
#ifndef REG_NEWLINE
"NEWLINE",
#endif
#ifndef REG_NOTBOL
"NOTBOL",
#endif
#ifndef REG_NOTEOL
"NOTEOL",
#endif
#ifndef REG_NULL
"NULL",
#endif
#ifndef REG_RIGHT
"RIGHT",
#endif
#ifndef REG_SHELL_DOT
"SHELL_DOT",
#endif
#ifndef REG_SHELL_ESCAPED
"SHELL_ESCAPED",
#endif
#ifndef REG_SHELL_GROUP
"SHELL_GROUP",
#endif
#ifndef REG_SHELL_PATH
"SHELL_PATH",
#endif
#ifndef REG_SPAN
"SPAN",
#endif
#if REG_NOSUB & REG_TEST_DEFAULT
"SUBMATCH",
#endif
#if !_REG_nexec
"regnexec",
#endif
#if !_REG_subcomp
"regsubcomp",
#endif
#if !_REG_decomp
"redecomp",
#endif
0
};
#ifndef REG_CLASS_ESCAPE
#define REG_CLASS_ESCAPE NOTEST
#endif
#ifndef REG_COMMENT
#define REG_COMMENT NOTEST
#endif
#ifndef REG_DELIMITED
#define REG_DELIMITED NOTEST
#endif
#ifndef REG_ESCAPE
#define REG_ESCAPE NOTEST
#endif
#ifndef REG_ICASE
#define REG_ICASE NOTEST
#endif
#ifndef REG_LEFT
#define REG_LEFT NOTEST
#endif
#ifndef REG_LENIENT
#define REG_LENIENT 0
#endif
#ifndef REG_MINIMAL
#define REG_MINIMAL NOTEST
#endif
#ifndef REG_MULTIPLE
#define REG_MULTIPLE NOTEST
#endif
#ifndef REG_MULTIREF
#define REG_MULTIREF NOTEST
#endif
#ifndef REG_MUSTDELIM
#define REG_MUSTDELIM NOTEST
#endif
#ifndef REG_NEWLINE
#define REG_NEWLINE NOTEST
#endif
#ifndef REG_NOTBOL
#define REG_NOTBOL NOTEST
#endif
#ifndef REG_NOTEOL
#define REG_NOTEOL NOTEST
#endif
#ifndef REG_NULL
#define REG_NULL NOTEST
#endif
#ifndef REG_RIGHT
#define REG_RIGHT NOTEST
#endif
#ifndef REG_SHELL_DOT
#define REG_SHELL_DOT NOTEST
#endif
#ifndef REG_SHELL_ESCAPED
#define REG_SHELL_ESCAPED NOTEST
#endif
#ifndef REG_SHELL_GROUP
#define REG_SHELL_GROUP NOTEST
#endif
#ifndef REG_SHELL_PATH
#define REG_SHELL_PATH NOTEST
#endif
#ifndef REG_SPAN
#define REG_SPAN NOTEST
#endif
#define REG_UNKNOWN (-1)
#ifndef REG_ENEWLINE
#define REG_ENEWLINE (REG_UNKNOWN-1)
#endif
#ifndef REG_ENULL
#ifndef REG_EMPTY
#define REG_ENULL (REG_UNKNOWN-2)
#else
#define REG_ENULL REG_EMPTY
#endif
#endif
#ifndef REG_ECOUNT
#define REG_ECOUNT (REG_UNKNOWN-3)
#endif
#ifndef REG_BADESC
#define REG_BADESC (REG_UNKNOWN-4)
#endif
#ifndef REG_EMEM
#define REG_EMEM (REG_UNKNOWN-5)
#endif
#ifndef REG_EHUNG
#define REG_EHUNG (REG_UNKNOWN-6)
#endif
#ifndef REG_EBUS
#define REG_EBUS (REG_UNKNOWN-7)
#endif
#ifndef REG_EFAULT
#define REG_EFAULT (REG_UNKNOWN-8)
#endif
#ifndef REG_EFLAGS
#define REG_EFLAGS (REG_UNKNOWN-9)
#endif
#ifndef REG_EDELIM
#define REG_EDELIM (REG_UNKNOWN-9)
#endif
static const struct { int code; char* name; } codes[] =
{
REG_UNKNOWN, "UNKNOWN",
REG_NOMATCH, "NOMATCH",
REG_BADPAT, "BADPAT",
REG_ECOLLATE, "ECOLLATE",
REG_ECTYPE, "ECTYPE",
REG_EESCAPE, "EESCAPE",
REG_ESUBREG, "ESUBREG",
REG_EBRACK, "EBRACK",
REG_EPAREN, "EPAREN",
REG_EBRACE, "EBRACE",
REG_BADBR, "BADBR",
REG_ERANGE, "ERANGE",
REG_ESPACE, "ESPACE",
REG_BADRPT, "BADRPT",
REG_ENEWLINE, "ENEWLINE",
REG_ENULL, "ENULL",
REG_ECOUNT, "ECOUNT",
REG_BADESC, "BADESC",
REG_EMEM, "EMEM",
REG_EHUNG, "EHUNG",
REG_EBUS, "EBUS",
REG_EFAULT, "EFAULT",
REG_EFLAGS, "EFLAGS",
REG_EDELIM, "EDELIM",
};
static struct
{
regmatch_t NOMATCH;
int errors;
int extracted;
int ignored;
int lineno;
int passed;
int signals;
int unspecified;
int verify;
int warnings;
char* file;
char* stack;
char* which;
jmp_buf gotcha;
#ifdef REG_DISCIPLINE
Disc_t disc;
#endif
} state;
static void
quote(char* s, int len, unsigned long test)
{
unsigned char* u = (unsigned char*)s;
unsigned char* e;
int c;
#ifdef MB_CUR_MAX
int w;
#endif
if (!u)
printf("NIL");
else if (!*u && len <= 1)
printf("NULL");
else if (test & TEST_EXPAND)
{
if (len < 0)
len = strlen((char*)u);
e = u + len;
if (test & TEST_DELIMIT)
printf("\"");
while (u < e)
switch (c = *u++)
{
case '\\':
printf("\\\\");
break;
case '"':
if (test & TEST_DELIMIT)
printf("\\\"");
else
printf("\"");
break;
case '\a':
printf("\\a");
break;
case '\b':
printf("\\b");
break;
case 033:
printf("\\e");
break;
case '\f':
printf("\\f");
break;
case '\n':
printf("\\n");
break;
case '\r':
printf("\\r");
break;
case '\t':
printf("\\t");
break;
case '\v':
printf("\\v");
break;
default:
#ifdef MB_CUR_MAX
s = (char*)u - 1;
if ((w = mblen(s, (char*)e - s)) > 1)
{
u += w - 1;
fwrite(s, 1, w, stdout);
}
else
#endif
if (!iscntrl(c) && isprint(c))
putchar(c);
else
printf("\\x%02x", c);
break;
}
if (test & TEST_DELIMIT)
printf("\"");
}
else
printf("%s", s);
}
static void
report(char* comment, char* fun, char* re, char* s, int len, char* msg, int flags, unsigned long test)
{
if (state.file)
printf("%s:", state.file);
printf("%d:", state.lineno);
if (re)
{
printf(" ");
quote(re, -1, test|TEST_DELIMIT);
if (s)
{
printf(" versus ");
quote(s, len, test|TEST_DELIMIT);
}
}
if (test & TEST_UNSPECIFIED)
{
state.unspecified++;
printf(" unspecified behavior");
}
else
state.errors++;
if (state.which)
printf(" %s", state.which);
if (flags & REG_NOSUB)
printf(" NOSUB");
if (fun)
printf(" %s", fun);
if (comment[strlen(comment)-1] == '\n')
printf(" %s", comment);
else
{
printf(" %s: ", comment);
if (msg)
printf("%s: ", msg);
}
}
static void
error(regex_t* preg, int code)
{
char* msg;
char buf[256];
switch (code)
{
case REG_EBUS:
msg = "bus error";
break;
case REG_EFAULT:
msg = "memory fault";
break;
case REG_EHUNG:
msg = "did not terminate";
break;
default:
regerror(code, preg, msg = buf, sizeof buf);
break;
}
printf("%s\n", msg);
}
static void
bad(char* comment, char* re, char* s, int len, unsigned long test)
{
printf("bad test case ");
report(comment, NiL, re, s, len, NiL, 0, test);
exit(1);
}
static int
escape(char* s)
{
char* b;
char* t;
char* q;
char* e;
int c;
for (b = t = s; *t = *s; s++, t++)
if (*s == '\\')
switch (*++s)
{
case '\\':
break;
case 'a':
*t = '\a';
break;
case 'b':
*t = '\b';
break;
case 'c':
if (*t = *++s)
*t &= 037;
else
s--;
break;
case 'e':
case 'E':
*t = 033;
break;
case 'f':
*t = '\f';
break;
case 'n':
*t = '\n';
break;
case 'r':
*t = '\r';
break;
case 's':
*t = ' ';
break;
case 't':
*t = '\t';
break;
case 'v':
*t = '\v';
break;
case 'u':
case 'x':
c = 0;
q = c == 'u' ? (s + 5) : (char*)0;
e = s + 1;
while (!e || !q || s < q)
{
switch (*++s)
{
case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
c = (c << 4) + *s - 'a' + 10;
continue;
case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
c = (c << 4) + *s - 'A' + 10;
continue;
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
c = (c << 4) + *s - '0';
continue;
case '{':
case '[':
if (s != e)
{
s--;
break;
}
e = 0;
continue;
case '}':
case ']':
if (e)
s--;
break;
default:
s--;
break;
}
break;
}
*t = c;
break;
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
c = *s - '0';
q = s + 2;
while (s < q)
{
switch (*++s)
{
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
c = (c << 3) + *s - '0';
break;
default:
q = --s;
break;
}
}
*t = c;
break;
default:
*(s + 1) = 0;
bad("invalid C \\ escape\n", s - 1, NiL, 0, 0);
}
return t - b;
}
static void
matchoffprint(int off)
{
switch (off)
{
case -2:
printf("X");
break;
case -1:
printf("?");
break;
default:
printf("%d", off);
break;
}
}
static void
matchprint(regmatch_t* match, int nmatch, int nsub, char* ans, unsigned long test)
{
int i;
for (; nmatch > nsub + 1; nmatch--)
if ((match[nmatch-1].rm_so != -1 || match[nmatch-1].rm_eo != -1) && (!(test & TEST_IGNORE_POSITION) || match[nmatch-1].rm_so >= 0 && match[nmatch-1].rm_eo >= 0))
break;
for (i = 0; i < nmatch; i++)
{
printf("(");
matchoffprint(match[i].rm_so);
printf(",");
matchoffprint(match[i].rm_eo);
printf(")");
}
if (!(test & (TEST_ACTUAL|TEST_BASELINE)))
{
if (ans)
printf(" expected: %s", ans);
printf("\n");
}
}
static int
matchcheck(regmatch_t* match, int nmatch, int nsub, char* ans, char* re, char* s, int len, int flags, unsigned long test)
{
char* p;
int i;
int m;
int n;
if (streq(ans, "OK"))
return test & (TEST_BASELINE|TEST_PASS|TEST_VERIFY);
for (i = 0, p = ans; i < nmatch && *p; i++)
{
if (*p == '{')
{
#ifdef REG_DISCIPLINE
char* x;
if (!(x = sfstruse(state.disc.sp)))
bad("out of space [discipline string]\n", NiL, NiL, 0, 0);
if (strcmp(p, x))
{
if (test & (TEST_ACTUAL|TEST_BASELINE|TEST_FAIL|TEST_PASS|TEST_QUERY|TEST_SUMMARY|TEST_VERIFY))
return 0;
report("callout failed", NiL, re, s, len, NiL, flags, test);
quote(p, -1, test);
printf(" expected, ");
quote(x, -1, test);
printf(" returned\n");
}
#endif
break;
}
if (*p++ != '(')
bad("improper answer\n", re, s, -1, test);
if (*p == '?')
{
m = -1;
p++;
}
else if (*p == 'R' && !memcmp(p, "RE_DUP_MAX", 10))
{
m = RE_DUP_MAX;
p += 10;
if (*p == '+' || *p == '-')
m += strtol(p, &p, 10);
}
else
m = strtol(p, &p, 10);
if (*p++ != ',')
bad("improper answer\n", re, s, -1, test);
if (*p == '?')
{
n = -1;
p++;
}
else if (*p == 'R' && !memcmp(p, "RE_DUP_MAX", 10))
{
n = RE_DUP_MAX;
p += 10;
if (*p == '+' || *p == '-')
n += strtol(p, &p, 10);
}
else
n = strtol(p, &p, 10);
if (*p++ != ')')
bad("improper answer\n", re, s, -1, test);
if (m!=match[i].rm_so || n!=match[i].rm_eo)
{
if (!(test & (TEST_ACTUAL|TEST_BASELINE|TEST_FAIL|TEST_PASS|TEST_QUERY|TEST_SUMMARY|TEST_VERIFY)))
{
report("failed: match was", NiL, re, s, len, NiL, flags, test);
matchprint(match, nmatch, nsub, ans, test);
}
return 0;
}
}
for (; i < nmatch; i++)
{
if (match[i].rm_so!=-1 || match[i].rm_eo!=-1)
{
if (!(test & (TEST_ACTUAL|TEST_BASELINE|TEST_FAIL|TEST_PASS|TEST_QUERY|TEST_VERIFY)))
{
if ((test & TEST_IGNORE_POSITION) && (match[i].rm_so<0 || match[i].rm_eo<0))
{
state.ignored++;
return 0;
}
if (!(test & TEST_SUMMARY))
{
report("failed: match was", NiL, re, s, len, NiL, flags, test);
matchprint(match, nmatch, nsub, ans, test);
}
}
return 0;
}
}
if (!(test & TEST_IGNORE_OVER) && match[nmatch].rm_so != state.NOMATCH.rm_so)
{
if (!(test & (TEST_ACTUAL|TEST_BASELINE|TEST_FAIL|TEST_PASS|TEST_QUERY|TEST_SUMMARY|TEST_VERIFY)))
{
report("failed: overran match array", NiL, re, s, len, NiL, flags, test);
matchprint(match, nmatch + 1, nsub, NiL, test);
}
return 0;
}
return 1;
}
static void
sigunblock(int s)
{
#ifdef SIG_SETMASK
int op;
sigset_t mask;
sigemptyset(&mask);
if (s)
{
sigaddset(&mask, s);
op = SIG_UNBLOCK;