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-rw-r--r--setup.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/setup.c b/setup.c
index d7d8e3efbc..ce87900ce3 100644
--- a/setup.c
+++ b/setup.c
@@ -382,7 +382,7 @@ const char *read_gitfile_gently(const char *path)
const char *slash;
struct stat st;
int fd;
- size_t len;
+ ssize_t len;
if (stat(path, &st))
return NULL;
@@ -432,6 +432,7 @@ static const char *setup_explicit_git_dir(const char *gitdirenv,
const char *work_tree_env = getenv(GIT_WORK_TREE_ENVIRONMENT);
const char *worktree;
char *gitfile;
+ int offset;
if (PATH_MAX - 40 < strlen(gitdirenv))
die("'$%s' too big", GIT_DIR_ENVIRONMENT);
@@ -497,15 +498,15 @@ static const char *setup_explicit_git_dir(const char *gitdirenv,
return NULL;
}
- if (!prefixcmp(cwd, worktree) &&
- cwd[strlen(worktree)] == '/') { /* cwd inside worktree */
+ offset = dir_inside_of(cwd, worktree);
+ if (offset >= 0) { /* cwd inside worktree? */
set_git_dir(real_path(gitdirenv));
if (chdir(worktree))
die_errno("Could not chdir to '%s'", worktree);
cwd[len++] = '/';
cwd[len] = '\0';
free(gitfile);
- return cwd + strlen(worktree) + 1;
+ return cwd + offset;
}
/* cwd outside worktree */