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-rw-r--r--dir.h62
1 files changed, 51 insertions, 11 deletions
diff --git a/dir.h b/dir.h
index ae1bc46..c3eb4b5 100644
--- a/dir.h
+++ b/dir.h
@@ -16,21 +16,41 @@ struct dir_entry {
#define EXC_FLAG_NEGATIVE 16
/*
- * Each .gitignore file will be parsed into patterns which are then
- * appended to the relevant exclude_list (either EXC_DIRS or
- * EXC_FILE). exclude_lists are also used to represent the list of
- * --exclude values passed via CLI args (EXC_CMDL).
+ * Each excludes file will be parsed into a fresh exclude_list which
+ * is appended to the relevant exclude_list_group (either EXC_DIRS or
+ * EXC_FILE). An exclude_list within the EXC_CMDL exclude_list_group
+ * can also be used to represent the list of --exclude values passed
+ * via CLI args.
*/
struct exclude_list {
int nr;
int alloc;
+
+ /* remember pointer to exclude file contents so we can free() */
+ char *filebuf;
+
+ /* origin of list, e.g. path to filename, or descriptive string */
+ const char *src;
+
struct exclude {
+ /*
+ * This allows callers of last_exclude_matching() etc.
+ * to determine the origin of the matching pattern.
+ */
+ struct exclude_list *el;
+
const char *pattern;
int patternlen;
int nowildcardlen;
const char *base;
int baselen;
int flags;
+
+ /*
+ * Counting starts from 1 for line numbers in ignore files,
+ * and from -1 decrementing for patterns from CLI args.
+ */
+ int srcpos;
} **excludes;
};
@@ -42,9 +62,13 @@ struct exclude_list {
*/
struct exclude_stack {
struct exclude_stack *prev; /* the struct exclude_stack for the parent directory */
- char *filebuf; /* remember pointer to per-directory exclude file contents so we can free() */
int baselen;
- int exclude_ix;
+ int exclude_ix; /* index of exclude_list within EXC_DIRS exclude_list_group */
+};
+
+struct exclude_list_group {
+ int nr, alloc;
+ struct exclude_list *el;
};
struct dir_struct {
@@ -62,16 +86,23 @@ struct dir_struct {
/* Exclude info */
const char *exclude_per_dir;
- struct exclude_list exclude_list[3];
+
/*
- * We maintain three exclude pattern lists:
+ * We maintain three groups of exclude pattern lists:
+ *
* EXC_CMDL lists patterns explicitly given on the command line.
* EXC_DIRS lists patterns obtained from per-directory ignore files.
- * EXC_FILE lists patterns from fallback ignore files.
+ * EXC_FILE lists patterns from fallback ignore files, e.g.
+ * - .git/info/exclude
+ * - core.excludesfile
+ *
+ * Each group contains multiple exclude lists, a single list
+ * per source.
*/
#define EXC_CMDL 0
#define EXC_DIRS 1
#define EXC_FILE 2
+ struct exclude_list_group exclude_list_group[3];
/*
* Temporary variables which are used during loading of the
@@ -85,6 +116,12 @@ struct dir_struct {
char basebuf[PATH_MAX];
};
+/*
+ * The ordering of these constants is significant, with
+ * higher-numbered match types signifying "closer" (i.e. more
+ * specific) matches which will override lower-numbered match types
+ * when populating the seen[] array.
+ */
#define MATCHED_RECURSIVELY 1
#define MATCHED_FNMATCH 2
#define MATCHED_EXACTLY 3
@@ -129,13 +166,16 @@ extern struct exclude *last_exclude_matching_path(struct path_exclude_check *, c
extern int is_path_excluded(struct path_exclude_check *, const char *, int namelen, int *dtype);
+extern struct exclude_list *add_exclude_list(struct dir_struct *dir,
+ int group_type, const char *src);
extern int add_excludes_from_file_to_list(const char *fname, const char *base, int baselen,
- char **buf_p, struct exclude_list *el, int check_index);
+ struct exclude_list *el, int check_index);
extern void add_excludes_from_file(struct dir_struct *, const char *fname);
extern void parse_exclude_pattern(const char **string, int *patternlen, int *flags, int *nowildcardlen);
extern void add_exclude(const char *string, const char *base,
- int baselen, struct exclude_list *el);
+ int baselen, struct exclude_list *el, int srcpos);
extern void clear_exclude_list(struct exclude_list *el);
+extern void clear_directory(struct dir_struct *dir);
extern int file_exists(const char *);
extern int is_inside_dir(const char *dir);