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core: move to Hyprutils::OS::CProcess for spawning processes (#575)

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* core: move to Hyprutils::OS::CProcess for spawning processes

* nix: flake update
This commit is contained in:
Maximilian Seidler 2024-12-08 15:42:16 +00:00 committed by GitHub
parent cc7ffe73e7
commit 8010b81e7b
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GPG key ID: B5690EEEBB952194
5 changed files with 27 additions and 82 deletions
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2
CMakeLists.txt
View file

@ -56,7 +56,7 @@ pkg_check_modules(
pangocairo
libdrm
gbm
hyprutils>=0.2.3
hyprutils>=0.2.6
sdbus-c++>=2.0.0
hyprgraphics)

18
flake.lock
View file

@ -13,11 +13,11 @@
]
},
"locked": {
"lastModified": 1732808127,
"narHash": "sha256-jwqYmLVfvoLPu8UScEzZgdbbiNU3ioYcrsthjEEnGqI=",
"lastModified": 1733248371,
"narHash": "sha256-FFLJzFTyNhS7tBEEECx0B8Ye/bpmxhFVEKlECgMLc6c=",
"owner": "hyprwm",
"repo": "hyprgraphics",
"rev": "4d927a52be7e15e0846456f2aa1b0ad76b5bf059",
"rev": "cc95e5babc6065bc3ab4cd195429a9900836ef13",
"type": "github"
},
"original": {
@ -62,11 +62,11 @@
]
},
"locked": {
"lastModified": 1727300645,
"narHash": "sha256-OvAtVLaSRPnbXzOwlR1fVqCXR7i+ICRX3aPMCdIiv+c=",
"lastModified": 1733502241,
"narHash": "sha256-KAUNC4Dgq8WQjYov5auBw/usaHixhacvb7cRDd0AG/k=",
"owner": "hyprwm",
"repo": "hyprutils",
"rev": "3f5293432b6dc6a99f26aca2eba3876d2660665c",
"rev": "104117aed6dd68561be38b50f218190aa47f2cd8",
"type": "github"
},
"original": {
@ -77,11 +77,11 @@
},
"nixpkgs": {
"locked": {
"lastModified": 1728492678,
"narHash": "sha256-9UTxR8eukdg+XZeHgxW5hQA9fIKHsKCdOIUycTryeVw=",
"lastModified": 1733392399,
"narHash": "sha256-kEsTJTUQfQFIJOcLYFt/RvNxIK653ZkTBIs4DG+cBns=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "5633bcff0c6162b9e4b5f1264264611e950c8ec7",
"rev": "d0797a04b81caeae77bcff10a9dde78bc17f5661",
"type": "github"
},
"original": {

76
src/core/hyprlock.cpp
View file

@ -19,6 +19,9 @@
#include <fstream>
#include <algorithm>
#include <sdbus-c++/sdbus-c++.h>
#include <hyprutils/os/Process.hpp>
using namespace Hyprutils::OS;
CHyprlock::CHyprlock(const std::string& wlDisplay, const bool immediate, const bool immediateRender, const bool noFadeIn) {
m_sWaylandState.display = wl_display_connect(wlDisplay.empty() ? nullptr : wlDisplay.c_str());
@ -1105,74 +1108,17 @@ void CHyprlock::enqueueForceUpdateTimers() {
addTimer(std::chrono::milliseconds(1), [](std::shared_ptr<CTimer> self, void* data) { forceUpdateTimers(); }, nullptr, false);
}
void CHyprlock::spawnAsync(const std::string& args) {
Debug::log(LOG, "Executing (async) {}", args);
int socket[2];
if (pipe(socket) != 0)
Debug::log(LOG, "Unable to create pipe for fork");
pid_t child, grandchild;
child = fork();
if (child < 0) {
close(socket[0]);
close(socket[1]);
Debug::log(LOG, "Fail to create the first fork");
return;
}
if (child == 0) {
// run in child
sigset_t set;
sigemptyset(&set);
sigprocmask(SIG_SETMASK, &set, NULL);
grandchild = fork();
if (grandchild == 0) {
// run in grandchild
close(socket[0]);
close(socket[1]);
execl("/bin/sh", "/bin/sh", "-c", args.c_str(), nullptr);
// exit grandchild
_exit(0);
}
close(socket[0]);
write(socket[1], &grandchild, sizeof(grandchild));
close(socket[1]);
// exit child
_exit(0);
}
// run in parent
close(socket[1]);
read(socket[0], &grandchild, sizeof(grandchild));
close(socket[0]);
// clear child and leave child to init
waitpid(child, NULL, 0);
if (child < 0) {
Debug::log(LOG, "Failed to create the second fork");
return;
}
Debug::log(LOG, "Process Created with pid {}", grandchild);
}
std::string CHyprlock::spawnSync(const std::string& cmd) {
std::array<char, 128> buffer;
std::string result;
const std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd.c_str(), "r"), pclose);
if (!pipe)
CProcess proc("/bin/sh", {"-c", cmd});
if (!proc.runSync()) {
Debug::log(ERR, "Failed to run \"{}\"", cmd);
return "";
while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
result += buffer.data();
}
return result;
if (!proc.stdErr().empty())
Debug::log(ERR, "Shell command \"{}\" STDERR:\n{}", cmd, proc.stdErr());
return proc.stdOut();
}
zwlr_screencopy_manager_v1* CHyprlock::getScreencopy() {

1
src/core/hyprlock.hpp
View file

@ -52,7 +52,6 @@ class CHyprlock {
void attemptRestoreOnDeath();
void spawnAsync(const std::string& cmd);
std::string spawnSync(const std::string& cmd);
void onKey(uint32_t key, bool down);

12
src/renderer/AsyncResourceGatherer.cpp
View file

@ -221,11 +221,11 @@ void CAsyncResourceGatherer::renderText(const SPreloadRequest& rq) {
const bool ISCMD = rq.props.contains("cmd") ? std::any_cast<bool>(rq.props.at("cmd")) : false;
static auto* const TRIM = (Hyprlang::INT* const*)g_pConfigManager->getValuePtr("general:text_trim");
std::string TEXT = ISCMD ? g_pHyprlock->spawnSync(rq.asset) : rq.asset;
std::string text = ISCMD ? g_pHyprlock->spawnSync(rq.asset) : rq.asset;
if (**TRIM) {
TEXT.erase(0, TEXT.find_first_not_of(" \n\r\t"));
TEXT.erase(TEXT.find_last_not_of(" \n\r\t") + 1);
text.erase(0, text.find_first_not_of(" \n\r\t"));
text.erase(text.find_last_not_of(" \n\r\t") + 1);
}
auto CAIROSURFACE = makeShared<CCairoSurface>(cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 1920, 1080 /* dummy value */));
@ -253,12 +253,12 @@ void CAsyncResourceGatherer::renderText(const SPreloadRequest& rq) {
PangoAttrList* attrList = nullptr;
GError* gError = nullptr;
char* buf = nullptr;
if (pango_parse_markup(TEXT.c_str(), -1, 0, &attrList, &buf, nullptr, &gError))
if (pango_parse_markup(text.c_str(), -1, 0, &attrList, &buf, nullptr, &gError))
pango_layout_set_text(layout, buf, -1);
else {
Debug::log(ERR, "Pango markup parsing for {} failed: {}", TEXT, gError->message);
Debug::log(ERR, "Pango markup parsing for {} failed: {}", text, gError->message);
g_error_free(gError);
pango_layout_set_text(layout, TEXT.c_str(), -1);
pango_layout_set_text(layout, text.c_str(), -1);
}
if (!attrList)