X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=path.c;h=7a35a26a1697480f0f43244132d8267deb301651;hb=58eda02257a89df6e05f504bdf87e578d90f3b5e;hp=b7c24a2aacf87ffea6bd6380dbff44e5d317b240;hpb=e919cb302e75141c2565106bed2f0b6cb8047570;p=git.git

diff --git a/path.c b/path.c
index b7c24a2aa..7a35a26a1 100644
--- a/path.c
+++ b/path.c
@@ -291,6 +291,42 @@ int adjust_shared_perm(const char *path)
 	return 0;
 }
 
+static const char *get_pwd_cwd(void)
+{
+	static char cwd[PATH_MAX + 1];
+	char *pwd;
+	struct stat cwd_stat, pwd_stat;
+	if (getcwd(cwd, PATH_MAX) == NULL)
+		return NULL;
+	pwd = getenv("PWD");
+	if (pwd && strcmp(pwd, cwd)) {
+		stat(cwd, &cwd_stat);
+		if (!stat(pwd, &pwd_stat) &&
+		    pwd_stat.st_dev == cwd_stat.st_dev &&
+		    pwd_stat.st_ino == cwd_stat.st_ino) {
+			strlcpy(cwd, pwd, PATH_MAX);
+		}
+	}
+	return cwd;
+}
+
+const char *make_nonrelative_path(const char *path)
+{
+	static char buf[PATH_MAX + 1];
+
+	if (is_absolute_path(path)) {
+		if (strlcpy(buf, path, PATH_MAX) >= PATH_MAX)
+			die ("Too long path: %.*s", 60, path);
+	} else {
+		const char *cwd = get_pwd_cwd();
+		if (!cwd)
+			die("Cannot determine the current working directory");
+		if (snprintf(buf, PATH_MAX, "%s/%s", cwd, path) >= PATH_MAX)
+			die ("Too long path: %.*s", 60, path);
+	}
+	return buf;
+}
+
 /* We allow "recursive" symbolic links. Only within reason, though. */
 #define MAXDEPTH 5