From 4a2c753f4cc6698a2d1073f57c07230b103e4d3d Mon Sep 17 00:00:00 2001
From: Alexandru Negrila <alex@arntech.ro>
Date: Fri, 29 Apr 2022 10:45:32 +0300
Subject: [PATCH] Create tempdir if it does not exist. Otherwise it will
 generate an error. (credits:
 https://github.com/troglobit/libite/blob/master/src/makepath.c#L40)

---
 bootloader/main.c | 21 +++++++++++++++++++++
 bootloader/util.h |  2 +-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/bootloader/main.c b/bootloader/main.c
index 10d5fc9..9c1309a 100644
--- a/bootloader/main.c
+++ b/bootloader/main.c
@@ -11,6 +11,8 @@
 #include <fcntl.h>
 #include <elf.h>
 #include <sys/wait.h>
+#include <sys/stat.h>
+#include <libgen.h>
 #include "xz.h"
 #include "error.h"
 #include "mmap.h"
@@ -205,10 +207,29 @@ patch_app(const char *prog_path)
     free(interp_path);
 }
 
+int
+mkpath(const char *dir, mode_t mode)
+{
+	struct stat sb;
+
+	if (!dir) {
+		errno = EINVAL;
+		return -1;
+	}
+
+	if (!stat(dir, &sb))
+		return 0;
+
+	mkpath(dirname(strdupa(dir)), mode);
+
+	return mkdir(dir, mode);
+}
+
 static char *
 create_tmpdir(void)
 {
     const char *tmproot = getenv(TMPDIR) ?: "/tmp";
+	mkpath(tmproot, 0755);
     char *template = path_join(tmproot, "staticx-XXXXXX");
     char *tmpdir = mkdtemp(template);
     if (!tmpdir)
diff --git a/bootloader/util.h b/bootloader/util.h
index 903ee65..423f367 100644
--- a/bootloader/util.h
+++ b/bootloader/util.h
@@ -2,5 +2,5 @@
 #define UTIL_H
 
 int remove_tree(const char *pathname);
-
+int     mkpath     (const char *dir, mode_t mode);
 #endif /* UTIL_H */