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[project @ 2006-01-04 22:59:49 by rjw]

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Reduce directory creation overhead slightly. Ensure directories are actually created.

svn path=/import/netsurf/; revision=1982
This commit is contained in:
Richard Wilson 2006-01-04 22:59:49 +00:00
parent a1c3e05e0a
commit 5ae56e6850
1 changed files with 25 additions and 2 deletions
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27
riscos/filename.c
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@ -174,6 +174,7 @@ static struct directory *ro_filename_create_directory(const char *prefix) {
int index;
struct directory *old_dir, *new_dir, *prev_dir = NULL;
char dir_prefix[16];
os_error *error;
/* get the lowest unique prefix, or use the provided one */
if (!prefix) {
@ -219,6 +220,23 @@ static struct directory *ro_filename_create_directory(const char *prefix) {
prev_dir->next = new_dir;
}
/* if the previous directory has the same parent then we can simply
* create the child. */
if ((prev_dir) && (!strncmp(prev_dir->prefix, new_dir->prefix, 6))) {
new_dir->prefix[8] = '\0';
sprintf(ro_filename_directory, "%s.%s",
CACHE_FILENAME_PREFIX, new_dir->prefix);
new_dir->prefix[8] = '.';
error = xosfile_create_dir(ro_filename_directory, 0);
/* the user has probably deleted the parent directory whilst
* we are running if there is an error, so we don't report this
* yet and try to create the structure normally. */
if (!error)
return new_dir;
LOG(("xosfile_create_dir: 0x%x: %s",
error->errnum, error->errmess));
}
/* create the directory structure */
sprintf(ro_filename_directory, "%s.", CACHE_FILENAME_PREFIX);
last_1 = ro_filename_directory + strlen(CACHE_FILENAME_PREFIX) + 1;
@ -227,9 +245,14 @@ static struct directory *ro_filename_create_directory(const char *prefix) {
*last_1++ = *last_2++;
while (*last_2 && *last_2 != '.')
*last_1++ = *last_2++;
if (*last_2) {
if (*last_2) {
last_1[0] = '\0';
xosfile_create_dir(ro_filename_directory, 0);
error = xosfile_create_dir(ro_filename_directory, 0);
if (error) {
LOG(("xosfile_create_dir: 0x%x: %s",
error->errnum, error->errmess));
return NULL;
}
}
}
return new_dir;