a04cc47f1
Denis Vlasenko
2008-06-25
Subject
b[un]zip2, g[un]zip: unlink destination if -f is given. Closes 3854
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Architecture & Compiler Flags
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Build Log
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Commit Diff GitHub →
archival/bbunzip.c+6 -0
| @@ -73,6 +73,12 @@ int bbunpack(char **argv, | |
| bb_error_msg("%s: unknown suffix - ignored", filename); | |
| goto err; | |
| } | |
| + | |
| + | /* -f: overwrite existing output files */ |
| + | if (option_mask32 & OPT_FORCE) { |
| + | unlink(new_name); |
| + | } |
| + | |
| /* O_EXCL: "real" bunzip2 doesn't overwrite files */ | |
| /* GNU gunzip does not bail out, but goes to next file */ | |
| if (open_to_or_warn(STDOUT_FILENO, new_name, O_WRONLY | O_CREAT | O_EXCL, | |