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tex: zero-length matches and EOL - neatvi - [fork] simple vi-type editor with U… |
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git clone git://src.adamsgaard.dk/neatvi |
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README |
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--- |
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commit d820629569cdd2fcf7db0a9844e06963c02d5ff6 |
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parent fb4a84a4c678277646bd1873f1d75abd6b527ab7 |
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Author: Ali Gholami Rudi <[email protected]> |
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Date: Fri, 23 Feb 2018 08:59:05 +0330 |
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ex: zero-length matches and EOL |
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Diffstat: |
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M ex.c | 6 +++--- |
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1 file changed, 3 insertions(+), 3 deletions(-) |
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--- |
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diff --git a/ex.c b/ex.c |
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t@@ -719,10 +719,10 @@ static int ec_substitute(char *ec) |
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sbuf_mem(r, ln, offs[0]); |
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replace(r, rep, ln, offs); |
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ln += offs[1]; |
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- if (offs[1] <= 0) |
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- sbuf_chr(r, (unsigned char) *ln++); |
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- if (!strchr(s, 'g')) |
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+ if (!*ln || !strchr(s, 'g')) |
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break; |
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+ if (offs[1] <= 0) /* zero-length match */ |
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+ sbuf_chr(r, (unsigned char) *ln++); |
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} |
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sbuf_str(r, ln); |
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lbuf_edit(xb, sbuf_buf(r), i, i + 1); |
