30 lines
762 B
Diff
30 lines
762 B
Diff
From d50db4931d75ed1c8100f6a933175deb5976a196 Mon Sep 17 00:00:00 2001
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From: Ethan Sommer <e5ten.arch@gmail.com>
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Date: Thu, 14 May 2020 12:02:51 -0400
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Subject: [PATCH] tar: if first argument doesn't have a leading dash, prepend
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one
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this allows tar to be called in the common form "tar <key>" instead of only
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allowing "tar -<key>"
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---
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tar.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/tar.c b/tar.c
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index 603e544..759402e 100644
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--- a/tar.c
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+++ b/tar.c
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@@ -520,6 +520,12 @@ main(int argc, char *argv[])
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char *file = NULL, *dir = ".", mode = '\0';
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int fd;
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+ if (argc >= 2 && argv[1][0] != '-') {
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+ char *argv1 = emalloc(strlen(argv[1] + 2));
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+ sprintf(argv1, "-%s", argv[1]);
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+ argv[1] = argv1;
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+ }
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+
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ARGBEGIN {
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case 'x':
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case 'c':
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