diff options
Diffstat (limited to 'src/internal/shgetc.c')
| -rw-r--r-- | src/internal/shgetc.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/internal/shgetc.c b/src/internal/shgetc.c index e85d38ac..96f72b6a 100644 --- a/src/internal/shgetc.c +++ b/src/internal/shgetc.c @@ -4,7 +4,7 @@ void __shlim(FILE *f, off_t lim) { f->shlim = lim; f->shcnt = f->rend - f->rpos; - if (lim && f->rend - f->rpos > lim) + if (lim && f->shcnt > lim) f->shend = f->rpos + lim; else f->shend = f->rend; @@ -13,15 +13,14 @@ void __shlim(FILE *f, off_t lim) int __shgetc(FILE *f) { int c; - if (f->shlim && f->shcnt >= f->shlim) { + if (f->shlim && f->shcnt >= f->shlim || (c=__uflow(f)) < 0) { f->shend = 0; return EOF; } - c = __uflow(f); if (f->shlim && f->rend - f->rpos > f->shlim - f->shcnt - 1) f->shend = f->rpos + (f->shlim - f->shcnt - 1); else f->shend = f->rend; - if (f->rend) f->shcnt += f->rend - f->buf; + if (f->rend) f->shcnt += f->rend - f->rpos + 1; return c; } |