From 4bc78835e8fbf320bdae976708e64bab55f9be1a Mon Sep 17 00:00:00 2001 From: Charles Pigott Date: Sat, 15 Feb 2020 12:30:16 +0000 Subject: Fix #6399: Create parent directories if they don't already exist --- src/fileio.cpp | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'src/fileio.cpp') diff --git a/src/fileio.cpp b/src/fileio.cpp index dc3813bca..5797c592b 100644 --- a/src/fileio.cpp +++ b/src/fileio.cpp @@ -527,10 +527,24 @@ FILE *FioFOpenFile(const char *filename, const char *mode, Subdirectory subdir, /** * Create a directory with the given name + * If the parent directory does not exist, it will try to create that as well. * @param name the new name of the directory */ void FioCreateDirectory(const char *name) { + char dirname[MAX_PATH]; + strecpy(dirname, name, lastof(dirname)); + char *p = strrchr(dirname, PATHSEPCHAR); + if (p != nullptr) { + *p = '\0'; + DIR *dir = ttd_opendir(dirname); + if (dir == nullptr) { + FioCreateDirectory(dirname); // Try creating the parent directory, if we couldn't open it + } else { + closedir(dir); + } + } + /* Ignore directory creation errors; they'll surface later on, and most * of the time they are 'directory already exists' errors anyhow. */ #if defined(_WIN32) -- cgit v1.2.3-54-g00ecf