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tex: fail when overwriting files unless with a bang - neatvi - [fork] simple vi… |
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git clone git://src.adamsgaard.dk/neatvi |
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--- |
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commit 2e55bac697aba82a162cd461a6112c82c7eaf871 |
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parent d2e6b8054daf567c687f0cb4b526b4a6f439d7d5 |
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Author: Ali Gholami Rudi <[email protected]> |
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Date: Mon, 6 Jun 2016 23:43:47 +0430 |
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ex: fail when overwriting files unless with a bang |
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Diffstat: |
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M ex.c | 8 ++++++-- |
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1 file changed, 6 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/ex.c b/ex.c |
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t@@ -472,12 +472,16 @@ static int ec_write(char *ec) |
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if (!strchr(cmd, '!') && bufs[0].path && |
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!strcmp(bufs[0].path, path) && |
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mtime(bufs[0].path) > bufs[0].mtime) { |
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- ex_show("write failed\n"); |
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+ ex_show("write failed: file changed\n"); |
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+ return 1; |
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+ } |
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+ if (!strchr(cmd, '!') && arg[0] && mtime(arg) >= 0) { |
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+ ex_show("write failed: file exists\n"); |
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return 1; |
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} |
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fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
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if (fd < 0) { |
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- ex_show("write failed\n"); |
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+ ex_show("write failed: cannot create file\n"); |
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return 1; |
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} |
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if (lbuf_wr(xb, fd, beg, end)) { |
