These files are from rsync.git commit
f92f5b166e3019db42bc7fe1aa2f1a9178cd215d, which was the last commit
before rsync turned GPL-3. All files are imported as-is and
no-op. Adaptation is done in a separate patch.
rsync.git -> git.git
lib/wildmatch.[ch] wildmatch.[ch]
wildtest.txt t/t3070/wildtest.txt
Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
t/t3070/wildtest.txt | 165 +++++++++++++++++++++++
wildmatch.c | 368 +++++++++++++++++++++++++++++++++++++++++++++++++++
wildmatch.h | 6 +
3 files changed, 539 insertions(+)
create mode 100644 t/t3070/wildtest.txt
create mode 100644 wildmatch.c
create mode 100644 wildmatch.h
diff --git a/t/t3070/wildtest.txt b/t/t3070/wildtest.txt
new file mode 100644
index 0000000..42c1678
--- /dev/null
+++ b/t/t3070/wildtest.txt
@@ -0,0 +1,165 @@
+# Input is in the following format (all items white-space separated):
+#
+# The first two items are 1 or 0 indicating if the wildmat call is expected to
+# succeed and if fnmatch works the same way as wildmat, respectively. After
+# that is a text string for the match, and a pattern string. Strings can be
+# quoted (if desired) in either double or single quotes, as well as backticks.
+#
+# MATCH FNMATCH_SAME "text to match" 'pattern to use'
+
+# Basic wildmat features
+1 1 foo foo
+0 1 foo bar
+1 1 '' ""
+1 1 foo ???
+0 1 foo ??
+1 1 foo *
+1 1 foo f*
+0 1 foo *f
+1 1 foo *foo*
+1 1 foobar *ob*a*r*
+1 1 aaaaaaabababab *ab
+1 1 foo* foo\*
+0 1 foobar foo\*bar
+1 1 f\oo f\\oo
+1 1 ball *[al]?
+0 1 ten [ten]
+1 1 ten **[!te]
+0 1 ten **[!ten]
+1 1 ten t[a-g]n
+0 1 ten t[!a-g]n
+1 1 ton t[!a-g]n
+1 1 ton t[^a-g]n
+1 1 a]b a[]]b
+1 1 a-b a[]-]b
+1 1 a]b a[]-]b
+0 1 aab a[]-]b
+1 1 aab a[]a-]b
+1 1 ] ]
+
+# Extended slash-matching features
+0 1 foo/baz/bar foo*bar
+1 1 foo/baz/bar foo**bar
+0 1 foo/bar foo?bar
+0 1 foo/bar foo[/]bar
+0 1 foo/bar f[^eiu][^eiu][^eiu][^eiu][^eiu]r
+1 1 foo-bar f[^eiu][^eiu][^eiu][^eiu][^eiu]r
+0 1 foo **/foo
+1 1 /foo **/foo
+1 1 bar/baz/foo **/foo
+0 1 bar/baz/foo */foo
+0 0 foo/bar/baz **/bar*
+1 1 deep/foo/bar/baz **/bar/*
+0 1 deep/foo/bar/baz/ **/bar/*
+1 1 deep/foo/bar/baz/ **/bar/**
+0 1 deep/foo/bar **/bar/*
+1 1 deep/foo/bar/ **/bar/**
+1 1 foo/bar/baz **/bar**
+1 1 foo/bar/baz/x */bar/**
+0 0 deep/foo/bar/baz/x */bar/**
+1 1 deep/foo/bar/baz/x **/bar/*/*
+
+# Various additional tests
+0 1 acrt a[c-c]st
+1 1 acrt a[c-c]rt
+0 1 ] [!]-]
+1 1 a [!]-]
+0 1 '' \
+0 1 \ \
+0 1 /\ */\
+1 1 /\ */\\
+1 1 foo foo
+1 1 @foo @foo
+0 1 foo @foo
+1 1 [ab] \[ab]
+1 1 [ab] [[]ab]
+1 1 [ab] [[:]ab]
+0 1 [ab] [[::]ab]
+1 1 [ab] [[:digit]ab]
+1 1 [ab] [\[:]ab]
+1 1 ?a?b \??\?b
+1 1 abc \a\b\c
+0 1 foo ''
+1 1 foo/bar/baz/to **/t[o]
+
+# Character class tests
+1 1 a1B [[:alpha:]][[:digit:]][[:upper:]]
+0 1 a [[:digit:][:upper:][:space:]]
+1 1 A [[:digit:][:upper:][:space:]]
+1 1 1 [[:digit:][:upper:][:space:]]
+0 1 1 [[:digit:][:upper:][:spaci:]]
+1 1 ' ' [[:digit:][:upper:][:space:]]
+0 1 . [[:digit:][:upper:][:space:]]
+1 1 . [[:digit:][:punct:][:space:]]
+1 1 5 [[:xdigit:]]
+1 1 f [[:xdigit:]]
+1 1 D [[:xdigit:]]
+1 1 _
[[:alnum:][:alpha:][:blank:][:cntrl:][:digit:][:graph:][:lower:][:print:][:punct:][:space:][:upper:][:xdigit:]]
+#1 1 �
[^[:alnum:][:alpha:][:blank:][:cntrl:][:digit:][:graph:][:lower:][:print:][:punct:][:space:][:upper:][:xdigit:]]
+1 1
[^[:alnum:][:alpha:][:blank:][:digit:][:graph:][:lower:][:print:][:punct:][:space:][:upper:][:xdigit:]]
+1 1 .
[^[:alnum:][:alpha:][:blank:][:cntrl:][:digit:][:lower:][:space:][:upper:][:xdigit:]]
+1 1 5 [a-c[:digit:]x-z]
+1 1 b [a-c[:digit:]x-z]
+1 1 y [a-c[:digit:]x-z]
+0 1 q [a-c[:digit:]x-z]
+
+# Additional tests, including some malformed wildmats
+1 1 ] [\\-^]
+0 1 [ [\\-^]
+1 1 - [\-_]
+1 1 ] [\]]
+0 1 \] [\]]
+0 1 \ [\]]
+0 1 ab a[]b
+0 1 a[]b a[]b
+0 1 ab[ ab[
+0 1 ab [!
+0 1 ab [-
+1 1 - [-]
+0 1 - [a-
+0 1 - [!a-
+1 1 - [--A]
+1 1 5 [--A]
+1 1 ' ' '[ --]'
+1 1 $ '[ --]'
+1 1 - '[ --]'
+0 1 0 '[ --]'
+1 1 - [---]
+1 1 - [------]
+0 1 j [a-e-n]
+1 1 - [a-e-n]
+1 1 a [!------]
+0 1 [ []-a]
+1 1 ^ []-a]
+0 1 ^ [!]-a]
+1 1 [ [!]-a]
+1 1 ^ [a^bc]
+1 1 -b] [a-]b]
+0 1 \ [\]
+1 1 \ [\\]
+0 1 \ [!\\]
+1 1 G [A-\\]
+0 1 aaabbb b*a
+0 1 aabcaa *ba*
+1 1 , [,]
+1 1 , [\\,]
+1 1 \ [\\,]
+1 1 - [,-.]
+0 1 + [,-.]
+0 1 -.] [,-.]
+1 1 2 [\1-\3]
+1 1 3 [\1-\3]
+0 1 4 [\1-\3]
+1 1 \ [[-\]]
+1 1 [ [[-\]]
+1 1 ] [[-\]]
+0 1 - [[-\]]
+
+# Test recursion and the abort code (use "wildtest -i" to see iteration counts)
+1 1 -adobe-courier-bold-o-normal--12-120-75-75-m-70-iso8859-1
-*-*-*-*-*-*-12-*-*-*-m-*-*-*
+0 1 -adobe-courier-bold-o-normal--12-120-75-75-X-70-iso8859-1
-*-*-*-*-*-*-12-*-*-*-m-*-*-*
+0 1 -adobe-courier-bold-o-normal--12-120-75-75-/-70-iso8859-1
-*-*-*-*-*-*-12-*-*-*-m-*-*-*
+1 1 /adobe/courier/bold/o/normal//12/120/75/75/m/70/iso8859/1
/*/*/*/*/*/*/12/*/*/*/m/*/*/*
+0 1 /adobe/courier/bold/o/normal//12/120/75/75/X/70/iso8859/1
/*/*/*/*/*/*/12/*/*/*/m/*/*/*
+1 1 abcd/abcdefg/abcdefghijk/abcdefghijklmnop.txt **/*a*b*g*n*t
+0 1 abcd/abcdefg/abcdefghijk/abcdefghijklmnop.txtz **/*a*b*g*n*t
diff --git a/wildmatch.c b/wildmatch.c
new file mode 100644
index 0000000..f3a1731
--- /dev/null
+++ b/wildmatch.c
@@ -0,0 +1,368 @@
+/*
+** Do shell-style pattern matching for ?, \, [], and * characters.
+** It is 8bit clean.
+**
+** Written by Rich $alz, mirror!rs, Wed Nov 26 19:03:17 EST 1986.
+** Rich $alz is now <rs...@bbn.com>.
+**
+** Modified by Wayne Davison to special-case '/' matching, to make '**'
+** work differently than '*', and to fix the character-class code.
+*/
+
+#include "rsync.h"
+
+/* What character marks an inverted character class? */
+#define NEGATE_CLASS '!'
+#define NEGATE_CLASS2 '^'
+
+#define FALSE 0
+#define TRUE 1
+#define ABORT_ALL -1
+#define ABORT_TO_STARSTAR -2
+
+#define CC_EQ(class, len, litmatch) ((len) == sizeof (litmatch)-1 \
+ && *(class) == *(litmatch) \
+ && strncmp((char*)class, litmatch, len) ==
0)
+
+#if defined STDC_HEADERS || !defined isascii
+# define ISASCII(c) 1
+#else
+# define ISASCII(c) isascii(c)
+#endif
+
+#ifdef isblank
+# define ISBLANK(c) (ISASCII(c) && isblank(c))
+#else
+# define ISBLANK(c) ((c) == ' ' || (c) == '\t')
+#endif
+
+#ifdef isgraph
+# define ISGRAPH(c) (ISASCII(c) && isgraph(c))
+#else
+# define ISGRAPH(c) (ISASCII(c) && isprint(c) && !isspace(c))
+#endif
+
+#define ISPRINT(c) (ISASCII(c) && isprint(c))
+#define ISDIGIT(c) (ISASCII(c) && isdigit(c))
+#define ISALNUM(c) (ISASCII(c) && isalnum(c))
+#define ISALPHA(c) (ISASCII(c) && isalpha(c))
+#define ISCNTRL(c) (ISASCII(c) && iscntrl(c))
+#define ISLOWER(c) (ISASCII(c) && islower(c))
+#define ISPUNCT(c) (ISASCII(c) && ispunct(c))
+#define ISSPACE(c) (ISASCII(c) && isspace(c))
+#define ISUPPER(c) (ISASCII(c) && isupper(c))
+#define ISXDIGIT(c) (ISASCII(c) && isxdigit(c))
+
+#ifdef WILD_TEST_ITERATIONS
+int wildmatch_iteration_count;
+#endif
+
+static int force_lower_case = 0;
+
+/* Match pattern "p" against the a virtually-joined string consisting
+ * of "text" and any strings in array "a". */
+static int dowild(const uchar *p, const uchar *text, const uchar*const *a)
+{
+ uchar p_ch;
+
+#ifdef WILD_TEST_ITERATIONS
+ wildmatch_iteration_count++;
+#endif
+
+ for ( ; (p_ch = *p) != '\0'; text++, p++) {
+ int matched, special;
+ uchar t_ch, prev_ch;
+ while ((t_ch = *text) == '\0') {
+ if (*a == NULL) {
+ if (p_ch != '*')
+ return ABORT_ALL;
+ break;
+ }
+ text = *a++;
+ }
+ if (force_lower_case && ISUPPER(t_ch))
+ t_ch = tolower(t_ch);
+ switch (p_ch) {
+ case '\\':
+ /* Literal match with following character. Note that the test
+ * in "default" handles the p[1] == '\0' failure case. */
+ p_ch = *++p;
+ /* FALLTHROUGH */
+ default:
+ if (t_ch != p_ch)
+ return FALSE;
+ continue;
+ case '?':
+ /* Match anything but '/'. */
+ if (t_ch == '/')
+ return FALSE;
+ continue;
+ case '*':
+ if (*++p == '*') {
+ while (*++p == '*') {}
+ special = TRUE;
+ } else
+ special = FALSE;
+ if (*p == '\0') {
+ /* Trailing "**" matches everything. Trailing "*" matches
+ * only if there are no more slash characters. */
+ if (!special) {
+ do {
+ if (strchr((char*)text, '/') != NULL)
+ return FALSE;
+ } while ((text = *a++) != NULL);
+ }
+ return TRUE;
+ }
+ while (1) {
+ if (t_ch == '\0') {
+ if ((text = *a++) == NULL)
+ break;
+ t_ch = *text;
+ continue;
+ }
+ if ((matched = dowild(p, text, a)) != FALSE) {
+ if (!special || matched != ABORT_TO_STARSTAR)
+ return matched;
+ } else if (!special && t_ch == '/')
+ return ABORT_TO_STARSTAR;
+ t_ch = *++text;
+ }
+ return ABORT_ALL;
+ case '[':
+ p_ch = *++p;
+#ifdef NEGATE_CLASS2
+ if (p_ch == NEGATE_CLASS2)
+ p_ch = NEGATE_CLASS;
+#endif
+ /* Assign literal TRUE/FALSE because of "matched" comparison. */
+ special = p_ch == NEGATE_CLASS? TRUE : FALSE;
+ if (special) {
+ /* Inverted character class. */
+ p_ch = *++p;
+ }
+ prev_ch = 0;
+ matched = FALSE;
+ do {
+ if (!p_ch)
+ return ABORT_ALL;
+ if (p_ch == '\\') {
+ p_ch = *++p;
+ if (!p_ch)
+ return ABORT_ALL;
+ if (t_ch == p_ch)
+ matched = TRUE;
+ } else if (p_ch == '-' && prev_ch && p[1] && p[1] != ']') {
+ p_ch = *++p;
+ if (p_ch == '\\') {
+ p_ch = *++p;
+ if (!p_ch)
+ return ABORT_ALL;
+ }
+ if (t_ch <= p_ch && t_ch >= prev_ch)
+ matched = TRUE;
+ p_ch = 0; /* This makes "prev_ch" get set to 0. */
+ } else if (p_ch == '[' && p[1] == ':') {
+ const uchar *s;
+ int i;
+ for (s = p += 2; (p_ch = *p) && p_ch != ']'; p++) {}
/*SHARED ITERATOR*/
+ if (!p_ch)
+ return ABORT_ALL;
+ i = p - s - 1;
+ if (i < 0 || p[-1] != ':') {
+ /* Didn't find ":]", so treat like a normal set. */
+ p = s - 2;
+ p_ch = '[';
+ if (t_ch == p_ch)
+ matched = TRUE;
+ continue;
+ }
+ if (CC_EQ(s,i, "alnum")) {
+ if (ISALNUM(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "alpha")) {
+ if (ISALPHA(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "blank")) {
+ if (ISBLANK(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "cntrl")) {
+ if (ISCNTRL(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "digit")) {
+ if (ISDIGIT(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "graph")) {
+ if (ISGRAPH(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "lower")) {
+ if (ISLOWER(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "print")) {
+ if (ISPRINT(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "punct")) {
+ if (ISPUNCT(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "space")) {
+ if (ISSPACE(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "upper")) {
+ if (ISUPPER(t_ch))
+ matched = TRUE;
+ } else if (CC_EQ(s,i, "xdigit")) {
+ if (ISXDIGIT(t_ch))
+ matched = TRUE;
+ } else /* malformed [:class:] string */
+ return ABORT_ALL;
+ p_ch = 0; /* This makes "prev_ch" get set to 0. */
+ } else if (t_ch == p_ch)
+ matched = TRUE;
+ } while (prev_ch = p_ch, (p_ch = *++p) != ']');
+ if (matched == special || t_ch == '/')
+ return FALSE;
+ continue;
+ }
+ }
+
+ do {
+ if (*text)
+ return FALSE;
+ } while ((text = *a++) != NULL);
+
+ return TRUE;
+}
+
+/* Match literal string "s" against the a virtually-joined string consisting
+ * of "text" and any strings in array "a". */
+static int doliteral(const uchar *s, const uchar *text, const uchar*const *a)
+{
+ for ( ; *s != '\0'; text++, s++) {
+ while (*text == '\0') {
+ if ((text = *a++) == NULL)
+ return FALSE;
+ }
+ if (*text != *s)
+ return FALSE;
+ }
+
+ do {
+ if (*text)
+ return FALSE;
+ } while ((text = *a++) != NULL);
+
+ return TRUE;
+}
+
+/* Return the last "count" path elements from the concatenated string.
+ * We return a string pointer to the start of the string, and update the
+ * array pointer-pointer to point to any remaining string elements. */
+static const uchar *trailing_N_elements(const uchar*const **a_ptr, int count)
+{
+ const uchar*const *a = *a_ptr;
+ const uchar*const *first_a = a;
+
+ while (*a)
+ a++;
+
+ while (a != first_a) {
+ const uchar *s = *--a;
+ s += strlen((char*)s);
+ while (--s >= *a) {
+ if (*s == '/' && !--count) {
+ *a_ptr = a+1;
+ return s+1;
+ }
+ }
+ }
+
+ if (count == 1) {
+ *a_ptr = a+1;
+ return *a;
+ }
+
+ return NULL;
+}
+
+/* Match the "pattern" against the "text" string. */
+int wildmatch(const char *pattern, const char *text)
+{
+ static const uchar *nomore[1]; /* A NULL pointer. */
+#ifdef WILD_TEST_ITERATIONS
+ wildmatch_iteration_count = 0;
+#endif
+ return dowild((const uchar*)pattern, (const uchar*)text, nomore) == TRUE;
+}
+
+/* Match the "pattern" against the forced-to-lower-case "text" string. */
+int iwildmatch(const char *pattern, const char *text)
+{
+ static const uchar *nomore[1]; /* A NULL pointer. */
+ int ret;
+#ifdef WILD_TEST_ITERATIONS
+ wildmatch_iteration_count = 0;
+#endif
+ force_lower_case = 1;
+ ret = dowild((const uchar*)pattern, (const uchar*)text, nomore) == TRUE;
+ force_lower_case = 0;
+ return ret;
+}
+
+/* Match pattern "p" against the a virtually-joined string consisting
+ * of all the pointers in array "texts" (which has a NULL pointer at the
+ * end). The int "where" can be 0 (normal matching), > 0 (match only
+ * the trailing N slash-separated filename components of "texts"), or < 0
+ * (match the "pattern" at the start or after any slash in "texts"). */
+int wildmatch_array(const char *pattern, const char*const *texts, int where)
+{
+ const uchar *p = (const uchar*)pattern;
+ const uchar*const *a = (const uchar*const*)texts;
+ const uchar *text;
+ int matched;
+
+#ifdef WILD_TEST_ITERATIONS
+ wildmatch_iteration_count = 0;
+#endif
+
+ if (where > 0)
+ text = trailing_N_elements(&a, where);
+ else
+ text = *a++;
+ if (!text)
+ return FALSE;
+
+ if ((matched = dowild(p, text, a)) != TRUE && where < 0
+ && matched != ABORT_ALL) {
+ while (1) {
+ if (*text == '\0') {
+ if ((text = (uchar*)*a++) == NULL)
+ return FALSE;
+ continue;
+ }
+ if (*text++ == '/' && (matched = dowild(p, text, a)) != FALSE
+ && matched != ABORT_TO_STARSTAR)
+ break;
+ }
+ }
+ return matched == TRUE;
+}
+
+/* Match literal string "s" against the a virtually-joined string consisting
+ * of all the pointers in array "texts" (which has a NULL pointer at the
+ * end). The int "where" can be 0 (normal matching), or > 0 (match
+ * only the trailing N slash-separated filename components of "texts"). */
+int litmatch_array(const char *string, const char*const *texts, int where)
+{
+ const uchar *s = (const uchar*)string;
+ const uchar*const *a = (const uchar* const*)texts;
+ const uchar *text;
+
+ if (where > 0)
+ text = trailing_N_elements(&a, where);
+ else
+ text = *a++;
+ if (!text)
+ return FALSE;
+
+ return doliteral(s, text, a) == TRUE;
+}
diff --git a/wildmatch.h b/wildmatch.h
new file mode 100644
index 0000000..e7f1a35
--- /dev/null
+++ b/wildmatch.h
@@ -0,0 +1,6 @@
+/* wildmatch.h */
+
+int wildmatch(const char *pattern, const char *text);
+int iwildmatch(const char *pattern, const char *text);
+int wildmatch_array(const char *pattern, const char*const *texts, int where);
+int litmatch_array(const char *string, const char*const *texts, int where);
--
1.7.12.1.406.g6ab07c4
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