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(Android) get_mem_free - different implementation for Android

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twinaphex 2019-09-26 20:07:39 +02:00
parent 1b8093513d
commit 1da7baa49d
1 changed files with 26 additions and 0 deletions
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26
frontend/drivers/platform_unix.c
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@ -2051,9 +2051,35 @@ static uint64_t frontend_unix_get_mem_total(void)
static uint64_t frontend_unix_get_mem_free(void) static uint64_t frontend_unix_get_mem_free(void)
{ {
#ifdef ANDROID
char line[256];
uint64_t total = 0;
uint64_t freemem = 0;
uint64_t buffers = 0;
uint64_t cached = 0;
FILE* data = fopen("/proc/meminfo", "r");
if (!data)
return 0;
while (fgets(line, sizeof(line), data))
{
if (sscanf(line, "MemTotal: " STRING_REP_USIZE " kB", (size_t*)&total) == 1)
total *= 1024;
if (sscanf(line, "MemFree: " STRING_REP_USIZE " kB", (size_t*)&freemem) == 1)
freemem *= 1024;
if (sscanf(line, "Buffers: " STRING_REP_USIZE " kB", (size_t*)&buffers) == 1)
buffers *= 1024;
if (sscanf(line, "Cached: " STRING_REP_USIZE " kB", (size_t*)&cached) == 1)
cached *= 1024;
}
fclose(data);
return freemem - buffers - cached;
#else
unsigned long long ps = sysconf(_SC_PAGESIZE); unsigned long long ps = sysconf(_SC_PAGESIZE);
unsigned long long pn = sysconf(_SC_AVPHYS_PAGES); unsigned long long pn = sysconf(_SC_AVPHYS_PAGES);
return ps * pn; return ps * pn;
#endif
} }
/*#include <valgrind/valgrind.h>*/ /*#include <valgrind/valgrind.h>*/