Merge branch 'master' into jc/cache-tree

* master:
  t0000-basic: more commit-tree tests.
  commit-tree.c: check_valid() microoptimization.
  Fix filename verification when in a subdirectory
  rebase: typofix.
  socksetup: don't return on set_reuse_addr() error

diff --git a/cache.h b/cache.h
index a080727..00b8804 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -135,6 +135,7 @@ extern const char *setup_git_directory_gently(int *);
 extern const char *setup_git_directory(void);
 extern const char *prefix_path(const char *prefix, int len, const char *path);
 extern const char *prefix_filename(const char *prefix, int len, const char *path);
+extern void verify_filename(const char *prefix, const char *name);
 
 #define alloc_nr(x) (((x)+16)*3/2)
 

diff --git a/commit-tree.c b/commit-tree.c
index e91af4b..bad72e8 100644 (file)
--- a/commit-tree.c
+++ b/commit-tree.c
@@ -45,14 +45,13 @@ static void add_buffer(char **bufp, unsigned int *sizep, const char *fmt, ...)
 
 static void check_valid(unsigned char *sha1, const char *expect)
 {
-       void *buf;
        char type[20];
-       unsigned long size;
 
-       buf = read_sha1_file(sha1, type, &size);
-       if (!buf || strcmp(type, expect))
-               die("%s is not a valid '%s' object", sha1_to_hex(sha1), expect);
-       free(buf);
+       if (sha1_object_info(sha1, type, NULL))
+               die("%s is not a valid object", sha1_to_hex(sha1));
+       if (expect && strcmp(type, expect))
+               die("%s is not a valid '%s' object", sha1_to_hex(sha1),
+                   expect);
 }
 
 /*

diff --git a/git-rebase.sh b/git-rebase.sh
index 86dfe9c..f7b2b94 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -107,7 +107,7 @@ onto=$(git-rev-parse --verify "${onto_name}^0") || exit
 
 # Check if we are already based on $onto, but this should be
 # done only when upstream and onto are the same.
-if test "$upstream" = "onto"
+if test "$upstream" = "$onto"
 then
        mb=$(git-merge-base "$onto" "$branch")
        if test "$mb" = "$onto"

diff --git a/rev-parse.c b/rev-parse.c
index 7f66ae2..62e16af 100644 (file)
--- a/rev-parse.c
+++ b/rev-parse.c
@@ -160,14 +160,6 @@ static int show_file(const char *arg)
        return 0;
 }
 
-static void die_badfile(const char *arg)
-{
-       if (errno != ENOENT)
-               die("'%s': %s", arg, strerror(errno));
-       die("'%s' is ambiguous - revision name or file/directory name?\n"
-           "Please put '--' before the list of filenames.", arg);
-}
-
 int main(int argc, char **argv)
 {
        int i, as_is = 0, verify = 0;
@@ -177,14 +169,12 @@ int main(int argc, char **argv)
        git_config(git_default_config);
 
        for (i = 1; i < argc; i++) {
-               struct stat st;
                char *arg = argv[i];
                char *dotdot;
 
                if (as_is) {
                        if (show_file(arg) && as_is < 2)
-                               if (lstat(arg, &st) < 0)
-                                       die_badfile(arg);
+                               verify_filename(prefix, arg);
                        continue;
                }
                if (!strcmp(arg,"-n")) {
@@ -350,8 +340,7 @@ int main(int argc, char **argv)
                        continue;
                if (verify)
                        die("Needed a single revision");
-               if (lstat(arg, &st) < 0)
-                       die_badfile(arg);
+               verify_filename(prefix, arg);
        }
        show_default();
        if (verify && revs_count != 1)

diff --git a/revision.c b/revision.c
index f9c7d15..f2a9f25 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -752,17 +752,15 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
                        arg++;
                }
                if (get_sha1(arg, sha1) < 0) {
-                       struct stat st;
                        int j;
 
                        if (seen_dashdash || local_flags)
                                die("bad revision '%s'", arg);
 
                        /* If we didn't have a "--", all filenames must exist */
-                       for (j = i; j < argc; j++) {
-                               if (lstat(argv[j], &st) < 0)
-                                       die("'%s': %s", argv[j], strerror(errno));
-                       }
+                       for (j = i; j < argc; j++)
+                               verify_filename(revs->prefix, argv[j]);
+
                        revs->prune_data = get_pathspec(revs->prefix, argv + i);
                        break;
                }

diff --git a/setup.c b/setup.c
index 36ede3d..cce9bb8 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -62,6 +62,29 @@ const char *prefix_filename(const char *pfx, int pfx_len, const char *arg)
        return path;
 }
 
+/*
+ * Verify a filename that we got as an argument for a pathspec
+ * entry. Note that a filename that begins with "-" never verifies
+ * as true, because even if such a filename were to exist, we want
+ * it to be preceded by the "--" marker (or we want the user to
+ * use a format like "./-filename")
+ */
+void verify_filename(const char *prefix, const char *arg)
+{
+       const char *name;
+       struct stat st;
+
+       if (*arg == '-')
+               die("bad flag '%s' used after filename", arg);
+       name = prefix ? prefix_filename(prefix, strlen(prefix), arg) : arg;
+       if (!lstat(name, &st))
+               return;
+       if (errno == ENOENT)
+               die("ambiguous argument '%s': unknown revision or filename\n"
+                   "Use '--' to separate filenames from revisions", arg);
+       die("'%s': %s", arg, strerror(errno));
+}
+
 const char **get_pathspec(const char *prefix, const char **pathspec)
 {
        const char *entry = *pathspec;

diff --git a/t/t0000-basic.sh b/t/t0000-basic.sh
index c69706f..cf33989 100755 (executable)
--- a/t/t0000-basic.sh
+++ b/t/t0000-basic.sh
@@ -226,4 +226,32 @@ test_expect_success \
     'no diff after checkout and git-update-index --refresh.' \
     'git-diff-files >current && cmp -s current /dev/null'
 
+################################################################
+P=087704a96baf1c2d1c869a8b084481e121c88b5b
+test_expect_success \
+    'git-commit-tree records the correct tree in a commit.' \
+    'commit0=$(echo NO | git-commit-tree $P) &&
+     tree=$(git show --pretty=raw $commit0 |
+        sed -n -e "s/^tree //p" -e "/^author /q") &&
+     test "z$tree" = "z$P"'
+
+test_expect_success \
+    'git-commit-tree records the correct parent in a commit.' \
+    'commit1=$(echo NO | git-commit-tree $P -p $commit0) &&
+     parent=$(git show --pretty=raw $commit1 |
+        sed -n -e "s/^parent //p" -e "/^author /q") &&
+     test "z$commit0" = "z$parent"'
+
+test_expect_success \
+    'git-commit-tree omits duplicated parent in a commit.' \
+    'commit2=$(echo NO | git-commit-tree $P -p $commit0 -p $commit0) &&
+     parent=$(git show --pretty=raw $commit2 |
+        sed -n -e "s/^parent //p" -e "/^author /q" |
+        sort -u) &&
+     test "z$commit0" = "z$parent" &&
+     numparent=$(git show --pretty=raw $commit2 |
+        sed -n -e "s/^parent //p" -e "/^author /q" |
+        wc -l) &&
+     test $numparent = 1'
+
 test_done