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

--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to