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youtube/gopher: add simple soft line-wrapping - frontends - front-ends for some… |
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--- |
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commit 4dcebc72f5a00e9b94a8e2338fb0127662933fa3 |
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parent bf8c35a7535d6791e618edc08a055822cba4e304 |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Tue, 28 Feb 2023 20:38:01 +0100 |
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youtube/gopher: add simple soft line-wrapping |
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Disable hard line-wrapping and keep it simple for now. |
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Diffstat: |
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M youtube/gopher.c | 10 +++++++--- |
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1 file changed, 7 insertions(+), 3 deletions(-) |
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--- |
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diff --git a/youtube/gopher.c b/youtube/gopher.c |
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@@ -157,7 +157,8 @@ render_video(struct video_response *r) |
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{ |
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char buf[256]; |
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const char *s, *e; |
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- int i; |
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+ /* softwrap: try to wrap on word boundary, otherwise hardwrap */ |
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+ int i, sw = 72, hw = 9999; |
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if (pledge("stdio", NULL) == -1) |
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exit(1); |
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@@ -221,7 +222,8 @@ render_video(struct video_response *r) |
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for (s = e = r->shortdescription; ; e++) { |
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if (!i) |
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putchar('i'); |
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- if (*e == '\n' || *e == '\0') { |
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+ if (*e == '\n' || *e == '\0' || |
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+ i > hw || (i > sw && (*e == ' ' || *e == '\t'))) { |
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i = 0; |
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gophertext(stdout, s, e - s); |
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printf("\t%s\t%s\t%s\r\n", "", host, port); |
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@@ -229,7 +231,9 @@ render_video(struct video_response *r) |
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break; |
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s = e + 1; |
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} else { |
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- i = 1; |
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+ /* start of rune, wrongly assume 1 rune is 1 c… |
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+ if (!((unsigned char)*e & 0x80)) |
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+ i++; |
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} |
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} |
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} |
