[PATCH v4 09/11] add.c: extract new die_if_path_beyond_symlink() for reuse
This will be reused by a new git check-ignore command.
Also document validate_pathspec().
Signed-off-by: Adam Spiers <git@adamspiers.org>
---
Unlike v3, this series doesn't make validate_pathspec() public.
builtin/add.c | 10 ++++++----
pathspec.c | 12 ++++++++++++
pathspec.h | 1 +
3 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/builtin/add.c b/builtin/add.c
index f95ded2..3716617 100644
--- a/builtin/add.c
+++ b/builtin/add.c
@@ -153,6 +153,11 @@ static void refresh(int verbose, const char **pathspec)
free(seen);
}
+/*
+ * Normalizes argv relative to prefix, via get_pathspec(), and then
+ * runs die_if_path_beyond_symlink() on each path in the normalized
+ * list.
+ */
static const char **validate_pathspec(const char **argv, const char *prefix)
{
const char **pathspec = get_pathspec(prefix, argv);
@@ -160,10 +165,7 @@ static const char **validate_pathspec(const char **argv, const char *prefix)
if (pathspec) {
const char **p;
for (p = pathspec; *p; p++) {
- if (has_symlink_leading_path(*p, strlen(*p))) {
- int len = prefix ? strlen(prefix) : 0;
- die(_("'%s' is beyond a symbolic link"), *p + len);
- }
+ die_if_path_beyond_symlink(*p, prefix);
}
}
diff --git a/pathspec.c b/pathspec.c
index 02d3344..284f397 100644
--- a/pathspec.c
+++ b/pathspec.c
@@ -87,3 +87,15 @@ const char *check_path_for_gitlink(const char *path)
}
return path;
}
+
+/*
+ * Dies if the given path refers to a file inside a symlinked
+ * directory in the index.
+ */
+void die_if_path_beyond_symlink(const char *path, const char *prefix)
+{
+ if (has_symlink_leading_path(path, strlen(path))) {
+ int len = prefix ? strlen(prefix) : 0;
+ die(_("'%s' is beyond a symbolic link"), path + len);
+ }
+}
diff --git a/pathspec.h b/pathspec.h
index bf8eb96..db0184a 100644
--- a/pathspec.h
+++ b/pathspec.h
@@ -4,5 +4,6 @@
extern char *find_pathspecs_matching_against_index(const char **pathspec);
extern void add_pathspec_matches_against_index(const char **pathspec, char *seen, int specs);
extern const char *check_path_for_gitlink(const char *path);
+extern void die_if_path_beyond_symlink(const char *path, const char *prefix);
#endif /* PATHSPEC_H */
--
1.7.11.7.33.gb8feba5
Adam Spiers <git@adamspiers.org>