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When a size of 0 is passed to copyfd_size, dont do anything, it was

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reading untill eof which breaks tar
This commit is contained in:
Glenn L McGrath 2003-11-24 23:50:07 +00:00
parent f0515dad66
commit c3498f678a
1 changed files with 4 additions and 1 deletions
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5
libbb/copyfd.c
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@ -78,7 +78,10 @@ extern size_t bb_full_fd_action(int src_fd, int dst_fd, const size_t size, ssize
extern int bb_copyfd_size(int fd1, int fd2, const off_t size) extern int bb_copyfd_size(int fd1, int fd2, const off_t size)
{ {
return(bb_full_fd_action(fd1, fd2, size, bb_full_write)); if (size) {
return(bb_full_fd_action(fd1, fd2, size, bb_full_write));
}
return(0);
} }
extern int bb_copyfd_eof(int fd1, int fd2) extern int bb_copyfd_eof(int fd1, int fd2)