зеркало из https://github.com/microsoft/git.git
wildmatch: follow Git's coding convention
wildmatch's coding style is pretty close to Git's except the use of 4 space indentation instead of 8. This patch should produce empty diff with "git diff -b" Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nguyễn Thái Ngọc Duy
Junio C Hamano
Родитель
b0e0287626
Коммит
327f2f3ebb
292
wildmatch.c
292
wildmatch.c
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@ -58,167 +58,167 @@ static int force_lower_case = 0;
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/* Match pattern "p" against "text" */
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static int dowild(const uchar *p, const uchar *text)
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{
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uchar p_ch;
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uchar p_ch;
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for ( ; (p_ch = *p) != '\0'; text++, p++) {
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int matched, special;
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uchar t_ch, prev_ch;
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if ((t_ch = *text) == '\0' && p_ch != '*')
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return ABORT_ALL;
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if (force_lower_case && ISUPPER(t_ch))
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t_ch = tolower(t_ch);
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switch (p_ch) {
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case '\\':
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/* Literal match with following character. Note that the test
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* in "default" handles the p[1] == '\0' failure case. */
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p_ch = *++p;
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/* FALLTHROUGH */
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default:
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if (t_ch != p_ch)
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return FALSE;
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continue;
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case '?':
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/* Match anything but '/'. */
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if (t_ch == '/')
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return FALSE;
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continue;
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case '*':
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if (*++p == '*') {
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while (*++p == '*') {}
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special = TRUE;
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} else
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special = FALSE;
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if (*p == '\0') {
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/* Trailing "**" matches everything. Trailing "*" matches
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* only if there are no more slash characters. */
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if (!special) {
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if (strchr((char*)text, '/') != NULL)
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return FALSE;
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}
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return TRUE;
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}
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while (1) {
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if (t_ch == '\0')
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break;
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if ((matched = dowild(p, text)) != FALSE) {
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if (!special || matched != ABORT_TO_STARSTAR)
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return matched;
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} else if (!special && t_ch == '/')
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return ABORT_TO_STARSTAR;
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t_ch = *++text;
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}
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return ABORT_ALL;
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case '[':
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p_ch = *++p;
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#ifdef NEGATE_CLASS2
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if (p_ch == NEGATE_CLASS2)
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p_ch = NEGATE_CLASS;
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#endif
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/* Assign literal TRUE/FALSE because of "matched" comparison. */
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special = p_ch == NEGATE_CLASS? TRUE : FALSE;
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if (special) {
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/* Inverted character class. */
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p_ch = *++p;
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}
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prev_ch = 0;
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matched = FALSE;
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do {
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if (!p_ch)
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return ABORT_ALL;
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if (p_ch == '\\') {
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p_ch = *++p;
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if (!p_ch)
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for ( ; (p_ch = *p) != '\0'; text++, p++) {
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int matched, special;
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uchar t_ch, prev_ch;
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if ((t_ch = *text) == '\0' && p_ch != '*')
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return ABORT_ALL;
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if (t_ch == p_ch)
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matched = TRUE;
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} else if (p_ch == '-' && prev_ch && p[1] && p[1] != ']') {
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p_ch = *++p;
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if (p_ch == '\\') {
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if (force_lower_case && ISUPPER(t_ch))
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t_ch = tolower(t_ch);
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switch (p_ch) {
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case '\\':
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/* Literal match with following character. Note that the test
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* in "default" handles the p[1] == '\0' failure case. */
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p_ch = *++p;
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if (!p_ch)
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return ABORT_ALL;
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}
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if (t_ch <= p_ch && t_ch >= prev_ch)
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matched = TRUE;
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p_ch = 0; /* This makes "prev_ch" get set to 0. */
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} else if (p_ch == '[' && p[1] == ':') {
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const uchar *s;
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int i;
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for (s = p += 2; (p_ch = *p) && p_ch != ']'; p++) {} /*SHARED ITERATOR*/
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if (!p_ch)
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return ABORT_ALL;
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i = p - s - 1;
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if (i < 0 || p[-1] != ':') {
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/* Didn't find ":]", so treat like a normal set. */
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p = s - 2;
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p_ch = '[';
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if (t_ch == p_ch)
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matched = TRUE;
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/* FALLTHROUGH */
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default:
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if (t_ch != p_ch)
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return FALSE;
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continue;
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}
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if (CC_EQ(s,i, "alnum")) {
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if (ISALNUM(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "alpha")) {
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if (ISALPHA(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "blank")) {
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if (ISBLANK(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "cntrl")) {
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if (ISCNTRL(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "digit")) {
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if (ISDIGIT(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "graph")) {
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if (ISGRAPH(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "lower")) {
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if (ISLOWER(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "print")) {
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if (ISPRINT(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "punct")) {
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if (ISPUNCT(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "space")) {
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if (ISSPACE(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "upper")) {
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if (ISUPPER(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "xdigit")) {
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if (ISXDIGIT(t_ch))
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matched = TRUE;
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} else /* malformed [:class:] string */
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case '?':
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/* Match anything but '/'. */
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if (t_ch == '/')
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return FALSE;
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continue;
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case '*':
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if (*++p == '*') {
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while (*++p == '*') {}
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special = TRUE;
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} else
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special = FALSE;
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if (*p == '\0') {
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/* Trailing "**" matches everything. Trailing "*" matches
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* only if there are no more slash characters. */
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if (!special) {
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if (strchr((char*)text, '/') != NULL)
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return FALSE;
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}
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return TRUE;
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}
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while (1) {
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if (t_ch == '\0')
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break;
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if ((matched = dowild(p, text)) != FALSE) {
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if (!special || matched != ABORT_TO_STARSTAR)
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return matched;
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} else if (!special && t_ch == '/')
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return ABORT_TO_STARSTAR;
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t_ch = *++text;
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}
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return ABORT_ALL;
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p_ch = 0; /* This makes "prev_ch" get set to 0. */
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} else if (t_ch == p_ch)
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matched = TRUE;
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} while (prev_ch = p_ch, (p_ch = *++p) != ']');
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if (matched == special || t_ch == '/')
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return FALSE;
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continue;
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case '[':
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p_ch = *++p;
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#ifdef NEGATE_CLASS2
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if (p_ch == NEGATE_CLASS2)
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p_ch = NEGATE_CLASS;
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#endif
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/* Assign literal TRUE/FALSE because of "matched" comparison. */
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special = p_ch == NEGATE_CLASS? TRUE : FALSE;
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if (special) {
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/* Inverted character class. */
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p_ch = *++p;
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}
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prev_ch = 0;
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matched = FALSE;
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do {
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if (!p_ch)
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return ABORT_ALL;
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if (p_ch == '\\') {
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p_ch = *++p;
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if (!p_ch)
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return ABORT_ALL;
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if (t_ch == p_ch)
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matched = TRUE;
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} else if (p_ch == '-' && prev_ch && p[1] && p[1] != ']') {
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p_ch = *++p;
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if (p_ch == '\\') {
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p_ch = *++p;
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if (!p_ch)
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return ABORT_ALL;
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}
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if (t_ch <= p_ch && t_ch >= prev_ch)
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matched = TRUE;
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p_ch = 0; /* This makes "prev_ch" get set to 0. */
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} else if (p_ch == '[' && p[1] == ':') {
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const uchar *s;
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int i;
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for (s = p += 2; (p_ch = *p) && p_ch != ']'; p++) {} /*SHARED ITERATOR*/
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if (!p_ch)
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return ABORT_ALL;
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i = p - s - 1;
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if (i < 0 || p[-1] != ':') {
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/* Didn't find ":]", so treat like a normal set. */
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p = s - 2;
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p_ch = '[';
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if (t_ch == p_ch)
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matched = TRUE;
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continue;
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}
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if (CC_EQ(s,i, "alnum")) {
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if (ISALNUM(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "alpha")) {
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if (ISALPHA(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "blank")) {
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if (ISBLANK(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "cntrl")) {
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if (ISCNTRL(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "digit")) {
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if (ISDIGIT(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "graph")) {
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if (ISGRAPH(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "lower")) {
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if (ISLOWER(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "print")) {
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if (ISPRINT(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "punct")) {
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if (ISPUNCT(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "space")) {
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if (ISSPACE(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "upper")) {
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if (ISUPPER(t_ch))
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matched = TRUE;
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} else if (CC_EQ(s,i, "xdigit")) {
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if (ISXDIGIT(t_ch))
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matched = TRUE;
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} else /* malformed [:class:] string */
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return ABORT_ALL;
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p_ch = 0; /* This makes "prev_ch" get set to 0. */
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} else if (t_ch == p_ch)
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matched = TRUE;
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} while (prev_ch = p_ch, (p_ch = *++p) != ']');
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if (matched == special || t_ch == '/')
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return FALSE;
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continue;
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}
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}
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}
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return *text ? FALSE : TRUE;
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return *text ? FALSE : TRUE;
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}
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/* Match the "pattern" against the "text" string. */
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int wildmatch(const char *pattern, const char *text)
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{
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return dowild((const uchar*)pattern, (const uchar*)text) == TRUE;
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return dowild((const uchar*)pattern, (const uchar*)text) == TRUE;
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}
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/* Match the "pattern" against the forced-to-lower-case "text" string. */
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int iwildmatch(const char *pattern, const char *text)
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{
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int ret;
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force_lower_case = 1;
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ret = dowild((const uchar*)pattern, (const uchar*)text) == TRUE;
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force_lower_case = 0;
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return ret;
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int ret;
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force_lower_case = 1;
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ret = dowild((const uchar*)pattern, (const uchar*)text) == TRUE;
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force_lower_case = 0;
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return ret;
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}
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