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-rw-r--r--tree-walk.c89
1 files changed, 67 insertions, 22 deletions
diff --git a/tree-walk.c b/tree-walk.c
index 6e30ef9d04..5ece8c3477 100644
--- a/tree-walk.c
+++ b/tree-walk.c
@@ -3,6 +3,7 @@
#include "unpack-trees.h"
#include "dir.h"
#include "tree.h"
+#include "pathspec.h"
static const char *get_mode(const char *str, unsigned int *modep)
{
@@ -323,7 +324,6 @@ static inline int prune_traversal(struct name_entry *e,
int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
{
- int ret = 0;
int error = 0;
struct name_entry *entry = xmalloc(n*sizeof(*entry));
int i;
@@ -341,6 +341,7 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
strbuf_setlen(&base, info->pathlen);
}
for (;;) {
+ int trees_used;
unsigned long mask, dirmask;
const char *first = NULL;
int first_len = 0;
@@ -404,15 +405,14 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
if (interesting < 0)
break;
if (interesting) {
- ret = info->fn(n, mask, dirmask, entry, info);
- if (ret < 0) {
- error = ret;
+ trees_used = info->fn(n, mask, dirmask, entry, info);
+ if (trees_used < 0) {
+ error = trees_used;
if (!info->show_all_errors)
break;
}
- mask &= ret;
+ mask &= trees_used;
}
- ret = 0;
for (i = 0; i < n; i++)
if (mask & (1ul << i))
update_extended_entry(tx + i, entry + i);
@@ -488,13 +488,25 @@ int get_tree_entry(const unsigned char *tree_sha1, const char *name, unsigned ch
return retval;
}
-static int match_entry(const struct name_entry *entry, int pathlen,
+static int match_entry(const struct pathspec_item *item,
+ const struct name_entry *entry, int pathlen,
const char *match, int matchlen,
enum interesting *never_interesting)
{
int m = -1; /* signals that we haven't called strncmp() */
- if (*never_interesting != entry_not_interesting) {
+ if (item->magic & PATHSPEC_ICASE)
+ /*
+ * "Never interesting" trick requires exact
+ * matching. We could do something clever with inexact
+ * matching, but it's trickier (and not to forget that
+ * strcasecmp is locale-dependent, at least in
+ * glibc). Just disable it for now. It can't be worse
+ * than the wildcard's codepath of '[Tt][Hi][Is][Ss]'
+ * pattern.
+ */
+ *never_interesting = entry_not_interesting;
+ else if (*never_interesting != entry_not_interesting) {
/*
* We have not seen any match that sorts later
* than the current path.
@@ -540,7 +552,7 @@ static int match_entry(const struct name_entry *entry, int pathlen,
* we cheated and did not do strncmp(), so we do
* that here.
*/
- m = strncmp(match, entry->path, pathlen);
+ m = ps_strncmp(item, match, entry->path, pathlen);
/*
* If common part matched earlier then it is a hit,
@@ -548,15 +560,39 @@ static int match_entry(const struct name_entry *entry, int pathlen,
* leading directory and is shorter than match.
*/
if (!m)
+ /*
+ * match_entry does not check if the prefix part is
+ * matched case-sensitively. If the entry is a
+ * directory and part of prefix, it'll be rematched
+ * eventually by basecmp with special treatment for
+ * the prefix.
+ */
return 1;
return 0;
}
-static int match_dir_prefix(const char *base,
+/* :(icase)-aware string compare */
+static int basecmp(const struct pathspec_item *item,
+ const char *base, const char *match, int len)
+{
+ if (item->magic & PATHSPEC_ICASE) {
+ int ret, n = len > item->prefix ? item->prefix : len;
+ ret = strncmp(base, match, n);
+ if (ret)
+ return ret;
+ base += n;
+ match += n;
+ len -= n;
+ }
+ return ps_strncmp(item, base, match, len);
+}
+
+static int match_dir_prefix(const struct pathspec_item *item,
+ const char *base,
const char *match, int matchlen)
{
- if (strncmp(base, match, matchlen))
+ if (basecmp(item, base, match, matchlen))
return 0;
/*
@@ -593,7 +629,7 @@ static int match_wildcard_base(const struct pathspec_item *item,
*/
if (baselen >= matchlen) {
*matched = matchlen;
- return !strncmp(base, match, matchlen);
+ return !basecmp(item, base, match, matchlen);
}
dirlen = matchlen;
@@ -606,7 +642,7 @@ static int match_wildcard_base(const struct pathspec_item *item,
* base ends with '/' so we are sure it really matches
* directory
*/
- if (strncmp(base, match, baselen))
+ if (basecmp(item, base, match, baselen))
return 0;
*matched = baselen;
} else
@@ -635,8 +671,17 @@ enum interesting tree_entry_interesting(const struct name_entry *entry,
enum interesting never_interesting = ps->has_wildcard ?
entry_not_interesting : all_entries_not_interesting;
+ GUARD_PATHSPEC(ps,
+ PATHSPEC_FROMTOP |
+ PATHSPEC_MAXDEPTH |
+ PATHSPEC_LITERAL |
+ PATHSPEC_GLOB |
+ PATHSPEC_ICASE);
+
if (!ps->nr) {
- if (!ps->recursive || ps->max_depth == -1)
+ if (!ps->recursive ||
+ !(ps->magic & PATHSPEC_MAXDEPTH) ||
+ ps->max_depth == -1)
return all_entries_interesting;
return within_depth(base->buf + base_offset, baselen,
!!S_ISDIR(entry->mode),
@@ -654,10 +699,12 @@ enum interesting tree_entry_interesting(const struct name_entry *entry,
if (baselen >= matchlen) {
/* If it doesn't match, move along... */
- if (!match_dir_prefix(base_str, match, matchlen))
+ if (!match_dir_prefix(item, base_str, match, matchlen))
goto match_wildcards;
- if (!ps->recursive || ps->max_depth == -1)
+ if (!ps->recursive ||
+ !(ps->magic & PATHSPEC_MAXDEPTH) ||
+ ps->max_depth == -1)
return all_entries_interesting;
return within_depth(base_str + matchlen + 1,
@@ -668,15 +715,14 @@ enum interesting tree_entry_interesting(const struct name_entry *entry,
}
/* Either there must be no base, or the base must match. */
- if (baselen == 0 || !strncmp(base_str, match, baselen)) {
- if (match_entry(entry, pathlen,
+ if (baselen == 0 || !basecmp(item, base_str, match, baselen)) {
+ if (match_entry(item, entry, pathlen,
match + baselen, matchlen - baselen,
&never_interesting))
return entry_interesting;
if (item->nowildcard_len < item->len) {
- if (!git_fnmatch(match + baselen, entry->path,
- item->flags & PATHSPEC_ONESTAR ? GFNM_ONESTAR : 0,
+ if (!git_fnmatch(item, match + baselen, entry->path,
item->nowildcard_len - baselen))
return entry_interesting;
@@ -717,8 +763,7 @@ match_wildcards:
strbuf_add(base, entry->path, pathlen);
- if (!git_fnmatch(match, base->buf + base_offset,
- item->flags & PATHSPEC_ONESTAR ? GFNM_ONESTAR : 0,
+ if (!git_fnmatch(item, match, base->buf + base_offset,
item->nowildcard_len)) {
strbuf_setlen(base, base_offset + baselen);
return entry_interesting;