Update to 3.7.2
Fix IPC on OpenBSD (broken because it used /proc)
Add OpenBSD support to module/memory

Index: Makefile
===================================================================
RCS file: /cvs/ports/x11/polybar/Makefile,v
diff -u -p -u -p -r1.32 Makefile
--- Makefile	6 May 2024 12:24:17 -0000	1.32
+++ Makefile	2 Dec 2024 12:54:41 -0000
@@ -1,8 +1,7 @@
 COMMENT =	fast and easy-to-use status bar
-V =		3.7.1
+V =		3.7.2
 DISTNAME =	polybar-$V
 CATEGORIES =	x11
-REVISION =	0
 
 HOMEPAGE =	https://polybar.github.io/
 MAINTAINER =	Jasper Lievisse Adriaanse <jasper@openbsd.org>
Index: distinfo
===================================================================
RCS file: /cvs/ports/x11/polybar/distinfo,v
diff -u -p -u -p -r1.11 distinfo
--- distinfo	8 Dec 2023 12:07:21 -0000	1.11
+++ distinfo	2 Dec 2024 12:54:41 -0000
@@ -1,2 +1,2 @@
-SHA256 (polybar-3.7.1.tar.gz) = XeatOFugncRTpOXscFR0mkiCtbIaYsF65Av3yQYT/w8=
-SIZE (polybar-3.7.1.tar.gz) = 495162
+SHA256 (polybar-3.7.2.tar.gz) = 4v6svQLnyUuu1/ULE7y/MH2V3wMlw+yuRDKJultWryk=
+SIZE (polybar-3.7.2.tar.gz) = 494383
Index: patches/patch-src_modules_memory_cpp
===================================================================
RCS file: patches/patch-src_modules_memory_cpp
diff -N patches/patch-src_modules_memory_cpp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-src_modules_memory_cpp	2 Dec 2024 12:54:41 -0000
@@ -0,0 +1,92 @@
+Index: src/modules/memory.cpp
+--- src/modules/memory.cpp.orig
++++ src/modules/memory.cpp
+@@ -2,6 +2,14 @@
+ #include <iomanip>
+ #include <istream>
+ 
++#ifdef __OpenBSD__
++#include <sys/param.h>
++#include <sys/types.h>
++#include <sys/sysctl.h>
++#include <sys/swap.h>
++#include <unistd.h>
++#endif
++
+ #include "drawtypes/label.hpp"
+ #include "drawtypes/progressbar.hpp"
+ #include "drawtypes/ramp.hpp"
+@@ -63,6 +71,64 @@ namespace modules {
+     unsigned long long kb_swap_total{0ULL};
+     unsigned long long kb_swap_free{0ULL};
+ 
++#ifdef __OpenBSD__
++    size_t size;
++    struct uvmexp uvmexp;
++    struct swapent *swdev = NULL;
++    int nswap, i;
++    int physmem_mib[] = {CTL_HW, HW_PHYSMEM64};
++    int uvmexp_mib[] = {CTL_VM, VM_UVMEXP};
++    int pagesize = sysconf(_SC_PAGESIZE);
++
++    size = sizeof(kb_total);
++    if (sysctl(physmem_mib, 2, &kb_total, &size, NULL, 0) < 0) {
++        m_log.err("Failed to read memory values (what: sysctl %s)", strerror(errno));
++        goto no_update;
++    }
++
++    kb_total = kb_total / 1024;
++
++    size = sizeof(uvmexp);
++    if (sysctl(uvmexp_mib, 2, &uvmexp, &size, NULL, 0) < 0) {
++        m_log.err("Failed to read memory values (what: sysctl %s)", strerror(errno));
++        goto no_update;
++    }
++
++    kb_avail = (long long) uvmexp.free * pagesize / 1024;
++
++    if ((nswap = swapctl(SWAP_NSWAP, 0, 0)) == 0) {
++        // no swap !
++        goto no_update;
++    }
++
++    if ((swdev = (struct swapent *)calloc(nswap, sizeof(*swdev))) == NULL) {
++        m_log.err("Failed to read memory values (what: calloc %s)", strerror(errno));
++        goto no_update;
++    }
++
++    if (swapctl(SWAP_STATS, swdev, nswap) == -1) {
++        m_log.err("Failed to read memory values (what: swapctl %s)", strerror(errno));
++        free(swdev);
++        goto no_update;
++    }
++
++    kb_swap_total = kb_swap_free = 0;
++    for (i = 0; i < nswap; i++) {
++        if (swdev[i].se_flags & SWF_ENABLE) {
++            kb_swap_free += (swdev[i].se_nblks - swdev[i].se_inuse);
++            kb_swap_total += swdev[i].se_nblks;
++        }
++    }
++
++    free(swdev);
++
++    kb_swap_total = kb_swap_total * DEV_BSIZE / 1024;
++    kb_swap_free = kb_swap_free * DEV_BSIZE / 1024;
++
++no_update:
++
++#else
++
+     try {
+       std::ifstream meminfo(PATH_MEMORY_INFO);
+       std::map<std::string, unsigned long long int> parsed;
+@@ -95,6 +161,8 @@ namespace modules {
+     } catch (const std::exception& err) {
+       m_log.err("Failed to read memory values (what: %s)", err.what());
+     }
++
++#endif
+ 
+     m_perc_memfree = math_util::percentage(kb_avail, kb_total);
+     m_perc_memused = 100 - m_perc_memfree;
Index: patches/patch-src_polybar-msg_cpp
===================================================================
RCS file: patches/patch-src_polybar-msg_cpp
diff -N patches/patch-src_polybar-msg_cpp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-src_polybar-msg_cpp	2 Dec 2024 12:54:41 -0000
@@ -0,0 +1,56 @@
+Index: src/polybar-msg.cpp
+--- src/polybar-msg.cpp.orig
++++ src/polybar-msg.cpp
+@@ -1,6 +1,11 @@
+ #include <fcntl.h>
+ #include <unistd.h>
+ 
++#ifdef __OpenBSD__
++#include <sys/types.h>
++#include <sys/sysctl.h>
++#endif
++
+ #include <algorithm>
+ #include <cassert>
+ #include <cstdlib>
+@@ -53,6 +58,22 @@ bool validate_type(const string& type) {
+   return (type == "action" || type == "cmd" || type == "hook");
+ }
+ 
++static bool process_exists(int pid) {
++#ifdef __OpenBSD__
++  struct kinfo_proc kp;
++  size_t len = sizeof(kp);
++  int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, pid, (int)len, 1};
++
++  if (sysctl(mib, std::size(mib), &kp, &len, NULL, 0) == -1) {
++      return false; // Assume the PID does not exist
++  }
++
++  return (len > 0);
++#else
++  return file_util::exists("/proc/" + to_string(pid));
++#endif
++}
++
+ static vector<string> get_sockets() {
+   auto sockets = file_util::glob(ipc::get_glob_socket_path());
+ 
+@@ -63,7 +84,7 @@ static vector<string> get_sockets() {
+       return true;
+     }
+ 
+-    if (!file_util::exists("/proc/" + to_string(pid))) {
++    if (!process_exists(pid)) {
+       remove_socket(path);
+       return true;
+     }
+@@ -194,7 +215,7 @@ int run(int argc, char** argv) {
+   if (args.size() >= 2 && args[0].compare(0, 2, "-p") == 0) {
+     auto& pid_string = args[1];
+     socket_path = ipc::get_socket_path(pid_string);
+-    if (!file_util::exists("/proc/" + pid_string)) {
++    if (!process_exists(std::stoi(pid_string))) {
+       error("No process with pid " + pid_string);
+     } else if (!file_util::exists(socket_path)) {
+       error("No channel available for pid " + pid_string);