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80 lines
2.4 KiB
80 lines
2.4 KiB
From ff424639fe863cbd6963add1a79b97290c1606c6 Mon Sep 17 00:00:00 2001 |
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From: rpm-build <rpm-build> |
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Date: Fri, 3 Feb 2017 12:26:53 +0100 |
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Subject: [PATCH] fold.c: preserve new-lines in mutlibyte text |
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--- |
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src/fold.c | 49 ++++++++++++++++++++++++------------------------- |
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1 file changed, 24 insertions(+), 25 deletions(-) |
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diff --git a/src/fold.c b/src/fold.c |
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index d23edd5..8c232a7 100644 |
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--- a/src/fold.c |
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+++ b/src/fold.c |
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@@ -342,39 +342,38 @@ fold_multibyte_text (FILE *istream, size_t width, int *saved_errno) |
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} |
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rescan: |
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- if (operating_mode == byte_mode) /* byte mode */ |
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+ if (convfail) |
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+ increment = 1; |
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+ else if (wc == L'\n') |
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+ { |
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+ /* preserve newline */ |
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+ fwrite (line_out, sizeof(char), offset_out, stdout); |
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+ START_NEW_LINE; |
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+ continue; |
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+ } |
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+ else if (operating_mode == byte_mode) /* byte mode */ |
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increment = mblength; |
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else if (operating_mode == character_mode) /* character mode */ |
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increment = 1; |
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- else /* column mode */ |
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+ else /* column mode */ |
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{ |
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- if (convfail) |
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- increment = 1; |
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- else |
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+ switch (wc) |
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{ |
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- switch (wc) |
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- { |
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- case L'\n': |
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- fwrite (line_out, sizeof(char), offset_out, stdout); |
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- START_NEW_LINE; |
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- continue; |
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+ case L'\b': |
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+ increment = (column > 0) ? -1 : 0; |
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+ break; |
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- case L'\b': |
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- increment = (column > 0) ? -1 : 0; |
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- break; |
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+ case L'\r': |
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+ increment = -1 * column; |
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+ break; |
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- case L'\r': |
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- increment = -1 * column; |
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- break; |
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+ case L'\t': |
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+ increment = 8 - column % 8; |
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+ break; |
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- case L'\t': |
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- increment = 8 - column % 8; |
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- break; |
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- |
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- default: |
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- increment = wcwidth (wc); |
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- increment = (increment < 0) ? 0 : increment; |
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- } |
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+ default: |
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+ increment = wcwidth (wc); |
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+ increment = (increment < 0) ? 0 : increment; |
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} |
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} |
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-- |
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2.7.4 |
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