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feat(backlight): Add enable-scroll (#1957)

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* backlight: enable changing via scroll

* squash! feedback

* Update src/modules/backlight.cpp

Co-Authored-By: Jérôme BOULMIER <jerome.boulmier@outlook.fr>

Co-authored-by: Jérôme BOULMIER <jerome.boulmier@outlook.fr>
This commit is contained in:
Gus Caplan
2020-01-15 07:32:17 -08:00
committed by Patrick Ziegler
parent 0dbcb28a2c
commit 068bf5a311
4 changed files with 89 additions and 14 deletions
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18
src/utils/file.cpp
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@ -1,6 +1,9 @@
#include "utils/file.hpp"
#include <fcntl.h>
#include <glob.h>
#include <sys/stat.h>
#include <cstdio>
#include <cstdlib>
#include <fstream>
@ -8,7 +11,6 @@
#include "errors.hpp"
#include "utils/env.hpp"
#include "utils/file.hpp"
#include "utils/string.hpp"
POLYBAR_NS
@ -202,6 +204,16 @@ namespace file_util {
}
}
/**
* Writes the contents of the given file
*/
void write_contents(const string& filename, const string& contents) {
std::ofstream out(filename, std::ofstream::out);
if (!(out << contents)) {
throw std::system_error(errno, std::system_category(), "failed to write to " + filename);
}
}
/**
* Checks if the given file is a named pipe
*/
@ -246,7 +258,7 @@ namespace file_util {
bool is_absolute = path.size() > 0 && path.at(0) == '/';
vector<string> p_exploded = string_util::split(path, '/');
for (auto& section : p_exploded) {
switch(section[0]) {
switch (section[0]) {
case '$':
section = env_util::get(section.substr(1));
break;
@ -262,6 +274,6 @@ namespace file_util {
}
return ret;
}
}
} // namespace file_util
POLYBAR_NS_END