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Diffstat (limited to '')
| -rw-r--r-- | src/xz/args.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/src/xz/args.c b/src/xz/args.c index 97b22448..8d5d33c2 100644 --- a/src/xz/args.c +++ b/src/xz/args.c @@ -465,19 +465,23 @@ args_parse(args_info *args, int argc, char **argv) // NOTE: It's possible that name[0] is now '\0' if argv[0] // is weird, but it doesn't matter here. - // If the command name contains "lz", - // it implies --format=lzma. - if (strstr(name, "lz") != NULL) + // Look for full command names instead of substrings like + // "un", "cat", and "lz" to reduce possibility of false + // positives when the programs have been renamed. + if (strstr(name, "xzcat") != NULL) { + opt_mode = MODE_DECOMPRESS; + opt_stdout = true; + } else if (strstr(name, "unxz") != NULL) { + opt_mode = MODE_DECOMPRESS; + } else if (strstr(name, "lzcat") != NULL) { opt_format = FORMAT_LZMA; - - // Operation mode - if (strstr(name, "cat") != NULL) { - // Imply --decompress --stdout opt_mode = MODE_DECOMPRESS; opt_stdout = true; - } else if (strstr(name, "un") != NULL) { - // Imply --decompress + } else if (strstr(name, "unlzma") != NULL) { + opt_format = FORMAT_LZMA; opt_mode = MODE_DECOMPRESS; + } else if (strstr(name, "lzma") != NULL) { + opt_format = FORMAT_LZMA; } } |