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annotate runtime/tools/blink.c @ 22901:6934d2bdee9b

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Added tag v8.2.1997 for changeset 2c1520981e6338e42ac929c60b7f90f4aaa6ba10
author Bram Moolenaar <Bram@vim.org>
date Mon, 16 Nov 2020 21:00:04 +0100
parents 64035abb986b
children
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1 /*
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2 * An extremely simple program to make the cursor blink in an xterm.
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3 * This is useful when the cursor is hard to spot in a highlighted file.
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4 * Start in the background: "blink&" Stop by killing it.
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5 * Bram Moolenaar 980109 (based on an idea from John Lange).
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6 */
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7
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8 #include <stdio.h>
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64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 7856
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9 #include <unistd.h>
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10
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226ed297307f commit https://github.com/vim/vim/commit/d14e00ea67afbaa8cb4a7e6b1eb306da6a2d5adb
Christian Brabandt <cb@256bit.org>
parents: 7
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11 int
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12 main(void)
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13 {
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14 while (1)
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15 {
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16 printf("\e[?25h");
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17 fflush(stdout);
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18 usleep(400000); /* on time */
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19 printf("\e[?25l");
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20 fflush(stdout);
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21 usleep(250000); /* off time */
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22 }
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23 return 0;
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24 }