From e6085ea35f0b2579a1df40ee4e24d02e47ee85bc Mon Sep 17 00:00:00 2001 From: Jan Beich Date: Mon, 29 Jun 2020 22:39:31 +0000 Subject: [PATCH 1/2] common: add sysconf() fallback src/common/memory_detect.cpp:15:10: fatal error: 'sys/sysinfo.h' file not found #include ^~~~~~~~~~~~~~~ --- src/common/memory_detect.cpp | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/src/common/memory_detect.cpp b/src/common/memory_detect.cpp index 3fdc309a2..e981b9a2a 100644 --- a/src/common/memory_detect.cpp +++ b/src/common/memory_detect.cpp @@ -9,10 +9,12 @@ // clang-format on #else #include -#ifdef __APPLE__ +#if defined(__APPLE__) || defined(__FreeBSD__) #include -#else +#elif defined(__linux__) #include +#else +#include #endif #endif @@ -42,11 +44,22 @@ static MemoryInfo Detect() { sysctlbyname("vm.swapusage", &vmusage, &sizeof_vmusage, NULL, 0); mem_info.TotalPhysicalMemory = ramsize; mem_info.TotalSwapMemory = vmusage.xsu_total; -#else +#elif defined(__FreeBSD__) + u_long physmem, swap_total; + std::size_t sizeof_u_long = sizeof(u_long); + // sysctlbyname(const char *, void *, size_t *, const void *, size_t); + sysctlbyname("hw.physmem", &physmem, &sizeof_u_long, NULL, 0); + sysctlbyname("vm.swap_total", &swap_total, &sizeof_u_long, NULL, 0); + mem_info.TotalPhysicalMemory = physmem; + mem_info.TotalSwapMemory = swap_total; +#elif defined(__linux__) struct sysinfo meminfo; sysinfo(&meminfo); mem_info.TotalPhysicalMemory = meminfo.totalram; mem_info.TotalSwapMemory = meminfo.totalswap; +#else + mem_info.TotalPhysicalMemory = sysconf(_SC_PHYS_PAGES) * sysconf(_SC_PAGE_SIZE); + mem_info.TotalSwapMemory = 0; #endif return mem_info; From 3b1683a152610b2da161ba3084e2dd5942127303 Mon Sep 17 00:00:00 2001 From: Jan Beich Date: Tue, 30 Jun 2020 22:55:47 +0000 Subject: [PATCH 2/2] common: switch to nullptr for sysctl's empty new value --- src/common/memory_detect.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/common/memory_detect.cpp b/src/common/memory_detect.cpp index e981b9a2a..8cff6ec37 100644 --- a/src/common/memory_detect.cpp +++ b/src/common/memory_detect.cpp @@ -40,16 +40,16 @@ static MemoryInfo Detect() { // hw and vm are defined in sysctl.h // https://github.com/apple/darwin-xnu/blob/master/bsd/sys/sysctl.h#L471 // sysctlbyname(const char *, void *, size_t *, void *, size_t); - sysctlbyname("hw.memsize", &ramsize, &sizeof_ramsize, NULL, 0); - sysctlbyname("vm.swapusage", &vmusage, &sizeof_vmusage, NULL, 0); + sysctlbyname("hw.memsize", &ramsize, &sizeof_ramsize, nullptr, 0); + sysctlbyname("vm.swapusage", &vmusage, &sizeof_vmusage, nullptr, 0); mem_info.TotalPhysicalMemory = ramsize; mem_info.TotalSwapMemory = vmusage.xsu_total; #elif defined(__FreeBSD__) u_long physmem, swap_total; std::size_t sizeof_u_long = sizeof(u_long); // sysctlbyname(const char *, void *, size_t *, const void *, size_t); - sysctlbyname("hw.physmem", &physmem, &sizeof_u_long, NULL, 0); - sysctlbyname("vm.swap_total", &swap_total, &sizeof_u_long, NULL, 0); + sysctlbyname("hw.physmem", &physmem, &sizeof_u_long, nullptr, 0); + sysctlbyname("vm.swap_total", &swap_total, &sizeof_u_long, nullptr, 0); mem_info.TotalPhysicalMemory = physmem; mem_info.TotalSwapMemory = swap_total; #elif defined(__linux__)