#ifndef NEWSBOAT_FSLOCK_H_
#define NEWSBOAT_FSLOCK_H_

#include <string>
#include <sys/types.h>

namespace newsboat {

class FsLock {
public:
	FsLock() = default;
	~FsLock();

	bool try_lock(const std::string& lock_file, pid_t& pid);

private:
	std::string lock_filepath;
	int fd = -1;
	bool locked = false;
};

} // namespace newsboat

#endif /* NEWSBOAT_FSLOCK_H_ */
span='2'><a href='/'><img src='/cgit.png' alt='cgit logo'/></a></td>
<td class='main'><a href='/'>index</a> : <a href='/ansg191/newsboat/'>newsboat</a></td><td class='form'><form method='get'>
<select name='h' onchange='this.form.submit();'>
<option value='dennis/bugfix/2912-ci-coveralls'>dennis/bugfix/2912-ci-coveralls</option>
<option value='feature/2326-filepath'>feature/2326-filepath</option>
<option value='feature/bump-catch'>feature/bump-catch</option>
<option value='master'>master</option>
<option value='minoru/feature/1344-utf8string'>minoru/feature/1344-utf8string</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Unnamed repository; edit this file 'description' to name the repository.</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/ansg191/newsboat/?h=r2.1'>summary</a><a href='/ansg191/newsboat/refs/?h=r2.1'>refs</a><a class='active' href='/ansg191/newsboat/log/txt2h.pl?h=r2.1&amp;follow=1'>log</a><a href='/ansg191/newsboat/tree/txt2h.pl?h=r2.1'>tree</a><a href='/ansg191/newsboat/commit/txt2h.pl?h=r2.1&amp;follow=1'>commit</a><a href='/ansg191/newsboat/diff/txt2h.pl?h=r2.1&amp;follow=1'>diff</a></td><td class='form'><form class='right' method='get' action='/ansg191/newsboat/log/txt2h.pl'>
<input type='hidden' name='h' value='r2.1'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/ansg191/newsboat/log/?h=r2.1&amp;follow=1'>root</a>/<a href='/ansg191/newsboat/log/txt2h.pl?h=r2.1&amp;follow=1'>txt2h.pl</a> (<a href='/ansg191/newsboat/log/txt2h.pl?h=r2.1'>unfollow</a>)</div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/ansg191/newsboat/log/txt2h.pl?h=r2.1&amp;showmsg=1&amp;follow=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td><span title='2009-12-08 10:24:15 +0100'>2009-12-08</span></td><td><a href='/ansg191/newsboat/commit/CHANGES?h=r2.1&amp;id=cdb274613554efa00c31af0eea1bb0ad5d6c31af&amp;follow=1'>ok, this is going to be the release date. finally.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-10-22 23:55:40 +0200'>2009-10-22</span></td><td><a href='/ansg191/newsboat/commit/test/test.cpp?h=r2.1&amp;id=877f67a93ffacfb0cc7256f7b255e0bb54362216&amp;follow=1'>tag soup pull parser: added support for spaces in attributes.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>2</td><td><span class='deletions'>-13</span>/<span class='insertions'>+49</span></td></tr>
<tr><td><span title='2009-09-28 10:37:13 +0200'>2009-09-28</span></td><td><a href='/ansg191/newsboat/commit/CHANGES?h=r2.1&amp;id=58abaa50b1c1556a6e31084a82df5bbdbd68db8b&amp;follow=1'>set release date for newsbeuter 2.1.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-09-09 13:28:51 +0200'>2009-09-09</span></td><td><a href='/ansg191/newsboat/commit/src/controller.cpp?h=r2.1&amp;id=9eef59750f1ffbae15fbd13c5005ce7b275f2865&amp;follow=1'>don't overwrite URL configuration when importing OPML files.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-08-30 17:28:13 +0200'>2009-08-30</span></td><td><a href='/ansg191/newsboat/commit/test/testbed/enclosure.xml?h=r2.1&amp;id=2913b402be66d0cfff58cb66323dbdd6da0d125b&amp;follow=1'>only enqueue enclosure with valid HTTP URLs (fixes #159).</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>5</td><td><span class='deletions'>-2</span>/<span class='insertions'>+22</span></td></tr>
<tr><td><span title='2009-08-30 17:02:23 +0200'>2009-08-30</span></td><td><a href='/ansg191/newsboat/commit/rss/rsspp.h?h=r2.1&amp;id=e94af93a4037c6bf0589ad4376ff63fd446ef4b7&amp;follow=1'>support for RSS 0.94.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>3</td><td><span class='deletions'>-1</span>/<span class='insertions'>+4</span></td></tr>
<tr><td><span title='2009-08-26 09:39:02 +0200'>2009-08-26</span></td><td><a href='/ansg191/newsboat/commit/src/utils.cpp?h=r2.1&amp;id=b0dafa45707896f85ff3e406672f7eb120b0b755&amp;follow=1'>integrated tweaks to make newsbeuter build on GNU/kFreeBSD (fixes Debian issu...</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>2</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2009-08-25 15:49:05 +0200'>2009-08-25</span></td><td><a href='/ansg191/newsboat/commit/doc/xhtml/newsbeuter.html?h=r2.1&amp;id=1cb7759cf94cb880c9d086688bb15c5df9030958&amp;follow=1'>generated files for newsbeuter 2.1.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>4</td><td><span class='deletions'>-1</span>/<span class='insertions'>+2983</span></td></tr>
<tr><td><span title='2009-08-25 12:28:26 +0200'>2009-08-25</span></td><td><a href='/ansg191/newsboat/commit/src/itemlist_formaction.cpp?h=r2.1&amp;id=09830cc7d824e18541ee95130b331136c2fc4c59&amp;follow=1'>fixed crash.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-08-06 14:09:13 +0200'>2009-08-06</span></td><td><a href='/ansg191/newsboat/commit/src/view.cpp?h=r2.1&amp;id=51056800ce5d89fe988e17d48d5021950591db6d&amp;follow=1'>stability fix (threads and references don't mix too well, it seems)</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>4</td><td><span class='deletions'>-12</span>/<span class='insertions'>+6</span></td></tr>
<tr><td><span title='2009-08-04 13:57:35 +0200'>2009-08-04</span></td><td><a href='/ansg191/newsboat/commit/src/utils.cpp?h=r2.1&amp;id=3c1ea127c553ba28904aa15816a2d9bd115ed9dd&amp;follow=1'>utils:: strwidth() returned npos, if a char in the string is non-printable (s...</a></td><td><img src='//www.gravatar.com/avatar/b4181bbc88c92a38346b031a3b00b097?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Stefan Erben
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+4</span></td></tr>
<tr><td><span title='2009-08-02 19:33:02 +0200'>2009-08-02</span></td><td><a href='/ansg191/newsboat/commit/src/view.cpp?h=r2.1&amp;id=1dff5fe5a929f746275ac1ccade5a57728643762&amp;follow=1'>added lock.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2009-08-02 18:19:51 +0200'>2009-08-02</span></td><td><a href='/ansg191/newsboat/commit/src/view.cpp?h=r2.1&amp;id=ab3fcd28f54dab28b1f258c3fbaec3ee11594f58&amp;follow=1'>simplify feedlist updating.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-8</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2009-07-13 11:56:04 +0200'>2009-07-13</span></td><td><a href='/ansg191/newsboat/commit/rss/parser.cpp?h=r2.1&amp;id=034bf0445413c8187dce98143a3a821d94455cc9&amp;follow=1'>added rss version "2" as workaround for broken feeds.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-07-08 12:39:46 +0200'>2009-07-08</span></td><td><a href='/ansg191/newsboat/commit/src/rss_parser.cpp?h=r2.1&amp;id=088f8be0c4834ddc6e9afb70484429286cba3612&amp;follow=1'>applied patch from issue #151.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2009-07-01 15:31:13 +0200'>2009-07-01</span></td><td><a href='/ansg191/newsboat/commit/TODO?h=r2.1&amp;id=287761301f9f0b8c9487d3bce4d4ac84e58abdc9&amp;follow=1'>update TODO list.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-07-01 15:30:56 +0200'>2009-07-01</span></td><td><a href='/ansg191/newsboat/commit/src/cache.cpp?h=r2.1&amp;id=9cdaed077b61cea666d39fa7632f79037becd88a&amp;follow=1'>transaction code update.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-5</span>/<span class='insertions'>+5</span></td></tr>
<tr><td><span title='2009-07-01 11:15:49 +0200'>2009-07-01</span></td><td><a href='/ansg191/newsboat/commit/contrib/slashdot.rb?h=r2.1&amp;id=603143aca1ef30cf5772036585f083cb200d41f9&amp;follow=1'>update to heise script; added slashdot script (by Stefan Erben).</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>2</td><td><span class='deletions'>-5</span>/<span class='insertions'>+143</span></td></tr>
<tr><td><span title='2009-06-23 07:12:55 +0200'>2009-06-23</span></td><td><a href='/ansg191/newsboat/commit/test/test.cpp?h=r2.1&amp;id=e840c8d2f07ad5c33eed322ec892907a6e00667b&amp;follow=1'>reactivated unit test.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-6</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2009-06-23 07:06:35 +0200'>2009-06-23</span></td><td><a href='/ansg191/newsboat/commit/TODO?h=r2.1&amp;id=e2f01fc0aa7c9e4d2bf62049408da03f9cd9b5af&amp;follow=1'>updated TODO  list.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-3</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2009-06-23 06:50:04 +0200'>2009-06-23</span></td><td><a href='/ansg191/newsboat/commit/src/mutex.cpp?h=r2.1&amp;id=c03db174c17dbb68e422532a3e6812a50ebbb608&amp;follow=1'>write out log information in case pthread_mutex_lock fails.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-06-23 06:47:43 +0200'>2009-06-23</span></td><td><a href='/ansg191/newsboat/commit/src/view.cpp?h=r2.1&amp;id=95b586d8060c67169497d38d1a765ee67f1ee06b&amp;follow=1'>apply colors to help view.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-06-23 06:39:39 +0200'>2009-06-23</span></td><td><a href='/ansg191/newsboat/commit/src/view.cpp?h=r2.1&amp;id=5ed791e230808f343d6e0ad17474b1e098bc2f5f&amp;follow=1'>removed unnecessary (?) lock.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+0</span></td></tr>
<tr><td><span title='2009-06-19 22:39:32 +0200'>2009-06-19</span></td><td><a href='/ansg191/newsboat/commit/config.sh?h=r2.1&amp;id=9245ec19a295b2e4459fa587b5f7b7866cc1921d&amp;follow=1'>updated config.sh script to display all unfulfilled dependencies before failing.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+15</span></td></tr>
<tr><td><span title='2009-06-19 22:20:51 +0200'>2009-06-19</span></td><td><a href='/ansg191/newsboat/commit/rss/rss_09x_parser.cpp?h=r2.1&amp;id=efa19ce2c4b7ec46a67f4163934a7ee620f7f814&amp;follow=1'>fixed issue #149.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2009-06-19 22:16:21 +0200'>2009-06-19</span></td><td><a href='/ansg191/newsboat/commit/src/utils.cpp?h=r2.1&amp;id=39378dcb9c851925d9f8f2696057cabcbe994f50&amp;follow=1'>fixed overeager censorship of "special" URLs that leads to messed-up URLs in ...</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>3</td><td><span class='deletions'>-2</span>/<span class='insertions'>+10</span></td></tr>
<tr><td><span title='2009-06-19 22:10:15 +0200'>2009-06-19</span></td><td><a href='/ansg191/newsboat/commit/doc/newsbeuter.txt?h=r2.1&amp;id=2456f59e6e2cfcd5890387a4ce7cbf6877faf210&amp;follow=1'>updated required STFL version.</a></td><td><img src='//www.gravatar.com/avatar/1264ecf85bfb1a66b30a6563a4e03777?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> Andreas Krennmair
</td><td>2</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>