builtin-add: refactor the meat of interactive_add()

This moves the call setup for 'git add--interactive' to a separate
function, as other users will call it without running
validate_pathspec() first.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin-add.c b/builtin-add.c
index 581a2a17480cc0ffa47a942ff58da4499aeac41d..c422a62f32eda6b9e45bb2c7f8a26c32896f3f39 100644 (file)
--- a/builtin-add.c
+++ b/builtin-add.c
@@ -131,27 +131,27 @@ static const char **validate_pathspec(int argc, const char **argv, const char *p
        return pathspec;
 }
 
-int interactive_add(int argc, const char **argv, const char *prefix)
+int run_add_interactive(const char *revision, const char *patch_mode,
+                       const char **pathspec)
 {
-       int status, ac;
+       int status, ac, pc = 0;
        const char **args;
-       const char **pathspec = NULL;
 
-       if (argc) {
-               pathspec = validate_pathspec(argc, argv, prefix);
-               if (!pathspec)
-                       return -1;
-       }
+       if (pathspec)
+               while (pathspec[pc])
+                       pc++;
 
-       args = xcalloc(sizeof(const char *), (argc + 4));
+       args = xcalloc(sizeof(const char *), (pc + 5));
        ac = 0;
        args[ac++] = "add--interactive";
-       if (patch_interactive)
-               args[ac++] = "--patch";
+       if (patch_mode)
+               args[ac++] = patch_mode;
+       if (revision)
+               args[ac++] = revision;
        args[ac++] = "--";
-       if (argc) {
-               memcpy(&(args[ac]), pathspec, sizeof(const char *) * argc);
-               ac += argc;
+       if (pc) {
+               memcpy(&(args[ac]), pathspec, sizeof(const char *) * pc);
+               ac += pc;
        }
        args[ac] = NULL;
 
@@ -160,6 +160,21 @@ int interactive_add(int argc, const char **argv, const char *prefix)
        return status;
 }
 
+int interactive_add(int argc, const char **argv, const char *prefix)
+{
+       const char **pathspec = NULL;
+
+       if (argc) {
+               pathspec = validate_pathspec(argc, argv, prefix);
+               if (!pathspec)
+                       return -1;
+       }
+
+       return run_add_interactive(NULL,
+                                  patch_interactive ? "--patch" : NULL,
+                                  pathspec);
+}
+
 static int edit_patch(int argc, const char **argv, const char *prefix)
 {
        char *file = xstrdup(git_path("ADD_EDIT.patch"));

diff --git a/commit.h b/commit.h
index ba9f63813eba004ae409eba8741266a074161239..339f1f6f041d2a2af1305021a8b047f1a5962c16 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -137,6 +137,8 @@ int is_descendant_of(struct commit *, struct commit_list *);
 int in_merge_bases(struct commit *, struct commit **, int);
 
 extern int interactive_add(int argc, const char **argv, const char *prefix);
+extern int run_add_interactive(const char *revision, const char *patch_mode,
+                              const char **pathspec);
 
 static inline int single_parent(struct commit *commit)
 {