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kernel: writes to /dev/null should return number of bytes written

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This commit is contained in:
K. Lange 2023-04-26 23:16:16 +09:00
parent 6827c5d506
commit 54d6d21ca5
1 changed files with 3 additions and 3 deletions
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6
kernel/vfs/zero.c
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@ -19,7 +19,7 @@ static ssize_t read_null(fs_node_t *node, off_t offset, size_t size, uint8_t *bu
}
static ssize_t write_null(fs_node_t *node, off_t offset, size_t size, uint8_t *buffer) {
return 0;
return size;
}
static void open_null(fs_node_t * node, unsigned int flags) {
@ -32,11 +32,11 @@ static void close_null(fs_node_t * node) {
static ssize_t read_zero(fs_node_t *node, off_t offset, size_t size, uint8_t *buffer) {
memset(buffer, 0x00, size);
return 1;
return size;
}
static ssize_t write_zero(fs_node_t *node, off_t offset, size_t size, uint8_t *buffer) {
return 0;
return size;
}
static void open_zero(fs_node_t * node, unsigned int flags) {