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Fix busy loop in TLS case

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Sergey Lyubka committed 2022-03-14 11:16:41 +00:00
1 parent 3ffb6c046e
commit 02cabcc0ec
5 files changed
+30 -39
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src/fs_fat.c
+4 -10
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@@ -12,7 +12,7 @@ static int mg_days_from_epoch(int y, int m, int d) {
return era * 146097 + doe - 719468;
}
static time_t mg_timegm(struct tm const *t) {
static time_t mg_timegm(const struct tm *t) {
int year = t->tm_year + 1900;
int month = t->tm_mon; // 0-11
if (month > 11) {
@@ -70,7 +70,7 @@ static void ff_list(const char *dir, void (*fn)(const char *, void *),
static void *ff_open(const char *path, int flags) {
FIL f;
unsigned char mode = FA_READ;
if (flags & MG_FS_WRITE) mode |= FA_WRITE | FA_CREATE_ALWAYS | FA_OPEN_APPEND;
if (flags & MG_FS_WRITE) mode |= FA_WRITE | FA_OPEN_ALWAYS | FA_OPEN_APPEND;
if (f_open(&f, path, mode) == 0) {
FIL *fp = calloc(1, sizeof(*fp));
*fp = f;
@@ -100,14 +100,8 @@ static size_t ff_read(void *fp, void *buf, size_t len) {
}
static size_t ff_write(void *fp, const void *buf, size_t len) {
unsigned n, sum = 0, bs = MG_FATFS_BSIZE;
while ((size_t) sum < len &&
f_write((FIL *) fp, (char *) buf + sum,
sum + bs > len ? len - sum : bs, &n) == FR_OK &&
n > 0) {
sum += n;
}
return sum;
unsigned n = 0;
return f_write((FIL *) fp, (char *) buf, len, &n) == FR_OK ? n : 0;
}
static size_t ff_seek(void *fp, size_t offset) {