diff options
Diffstat (limited to 'archival/tar.c')
-rw-r--r-- | archival/tar.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/archival/tar.c b/archival/tar.c index cd89a75..d5fa954 100644 --- a/archival/tar.c +++ b/archival/tar.c @@ -331,6 +331,7 @@ static int writeFileToTarball(const char *fileName, struct stat *statbuf, { struct TarBallInfo *tbInfo = (struct TarBallInfo *) userData; const char *header_name; + int inputFileFd = -1; /* ** Check to see if we are dealing with a hard link. @@ -385,30 +386,32 @@ static int writeFileToTarball(const char *fileName, struct stat *statbuf, return SKIP; } - if (writeTarHeader(tbInfo, header_name, fileName, statbuf) == FALSE) { - return (FALSE); - } - - /* Now, if the file is a regular file, copy it out to the tarball */ - if ((tbInfo->hlInfo == NULL) - && (S_ISREG(statbuf->st_mode))) { - int inputFileFd; - ssize_t readSize = 0; + /* Is this a regular file? */ + if ((tbInfo->hlInfo == NULL) && (S_ISREG(statbuf->st_mode))) { /* open the file we want to archive, and make sure all is well */ if ((inputFileFd = open(fileName, O_RDONLY)) < 0) { bb_perror_msg("%s: Cannot open", fileName); return (FALSE); } + } + + /* Add an entry to the tarball */ + if (writeTarHeader(tbInfo, header_name, fileName, statbuf) == FALSE) { + return (FALSE); + } + + /* If it was a regular file, write out the body */ + if (inputFileFd >= 0 ) { + ssize_t readSize = 0; /* write the file to the archive */ readSize = bb_copyfd_eof(inputFileFd, tbInfo->tarFd); + close(inputFileFd); /* Pad the file up to the tar block size */ for (; (readSize % TAR_BLOCK_SIZE) != 0; readSize++) write(tbInfo->tarFd, "\0", 1); - - close(inputFileFd); } return (TRUE); |