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Fix #6399: Create parent directories if they don't already exist

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Charles Pigott 2020-02-15 12:30:16 +00:00 committed by Niels Martin Hansen
parent 5c19668fdb
commit 4bc78835e8
1 changed files with 14 additions and 0 deletions
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14
src/fileio.cpp
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@ -527,10 +527,24 @@ FILE *FioFOpenFile(const char *filename, const char *mode, Subdirectory subdir,
/** /**
* Create a directory with the given name * 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 * @param name the new name of the directory
*/ */
void FioCreateDirectory(const char *name) 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 /* Ignore directory creation errors; they'll surface later on, and most
* of the time they are 'directory already exists' errors anyhow. */ * of the time they are 'directory already exists' errors anyhow. */
#if defined(_WIN32) #if defined(_WIN32)