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Things like 'tar -c /tmp/*' and 'tar -cO /tmp/*' where the output

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filename was not explicitly specified were segfaulting.
 -Erik
This commit is contained in:
Eric Andersen 2001-12-18 00:57:55 +00:00
parent 730f826f25
commit f3f9062ecf
1 changed files with 5 additions and 1 deletions
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6
archival/tar.c
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@ -459,7 +459,7 @@ static int writeTarFile(const char* tarName, int verboseFlag, char **argv,
error_msg_and_die("Cowardly refusing to create an empty archive");
/* Open the tar file for writing. */
if (!strcmp(tarName, "-"))
if (tarName == NULL || !strcmp(tarName, "-"))
tbInfo.tarFd = fileno(stdout);
else
tbInfo.tarFd = open (tarName, O_WRONLY | O_CREAT | O_TRUNC, 0644);
@ -694,6 +694,10 @@ int tar_main(int argc, char **argv)
optind++;
}
if (src_filename == NULL) {
extract_function |= extract_to_stdout;
}
if (extract_function & (extract_list | extract_all_to_fs)) {
if (dst_prefix == NULL) {
dst_prefix = xstrdup("./");