Commit 185f9c1c authored by Damien George's avatar Damien George
Browse files

py: Fix lexerunix, where not all data may be read from a file.

Addresses issue #526.
parent 0c8fcb9c
...@@ -22,11 +22,12 @@ typedef struct _mp_lexer_file_buf_t { ...@@ -22,11 +22,12 @@ typedef struct _mp_lexer_file_buf_t {
STATIC unichar file_buf_next_char(mp_lexer_file_buf_t *fb) { STATIC unichar file_buf_next_char(mp_lexer_file_buf_t *fb) {
if (fb->pos >= fb->len) { if (fb->pos >= fb->len) {
if (fb->len < sizeof(fb->buf)) { if (fb->len == 0) {
return MP_LEXER_CHAR_EOF; return MP_LEXER_CHAR_EOF;
} else { } else {
int n = read(fb->fd, fb->buf, sizeof(fb->buf)); int n = read(fb->fd, fb->buf, sizeof(fb->buf));
if (n <= 0) { if (n <= 0) {
fb->len = 0;
return MP_LEXER_CHAR_EOF; return MP_LEXER_CHAR_EOF;
} }
fb->len = n; fb->len = n;
......
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