ba49651de
Glenn L McGrath
2003-11-20
Subject
Check there are files to add the archive before removing a specified tar file.
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Commit Diff GitHub →
archival/tar.c+4 -5
| @@ -462,11 +462,6 @@ static inline int writeTarFile(const int tar_fd, const int verboseFlag, | |
| tbInfo.hlInfoHead = NULL; | |
| - | /* Make sure there is at least one file to tar up. */ |
| - | if (include == NULL) { |
| - | bb_error_msg_and_die("Cowardly refusing to create an empty archive"); |
| - | } |
| - | |
| fchmod(tar_fd, 0644); | |
| tbInfo.tarFd = tar_fd; | |
| tbInfo.verboseFlag = verboseFlag; | |
| @@ -748,6 +743,10 @@ int tar_main(int argc, char **argv) | |
| #ifdef CONFIG_FEATURE_TAR_CREATE | |
| if (ctx_flag == CTX_CREATE) { | |
| + | /* Make sure there is at least one file to tar up. */ |
| + | if (tar_handle->accept == NULL) { |
| + | bb_error_msg_and_die("Cowardly refusing to create an empty archive"); |
| + | } |
| tar_stream = stdout; | |
| flags = O_WRONLY | O_CREAT | O_EXCL; | |
| unlink(tar_filename); | |