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CPU (Linux): detect multi cpu models by lscpu

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Supports asahi linux
This commit is contained in:
Carter Li
2023-12-26 11:20:40 +08:00
parent e672e40f8b
commit dd3b3f22ba
1 changed files with 44 additions and 3 deletions
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src/detection/cpu/cpu_linux.c
+44 -3
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@@ -8,6 +8,7 @@
#include <sys/sysinfo.h>
#include <stdlib.h>
#include <unistd.h>
#include <ctype.h>
#ifdef __ANDROID__
#include "common/settings.h"
@@ -171,10 +172,50 @@ const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
if (cpu->name.length == 0)
{
FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
if (!ffProcessAppendStdOut(&buffer, (char *const[]) { "lscpu", NULL }))
if (ffProcessAppendStdOut(&buffer, (char *const[]) { "lscpu", NULL }) == NULL)
{
ffParsePropLines(buffer.chars, "Model name:", &cpu->name);
if (ffStrbufEqualS(&cpu->name, "-")) ffStrbufClear(&cpu->name);
char* pstart = buffer.chars;
while ((pstart = strstr(pstart, "Model name:")))
{
pstart += strlen("Model name:");
while (isspace(*pstart)) ++pstart;
if (*pstart == '\0')
break;
if (cpu->name.length > 0)
ffStrbufAppendS(&cpu->name, " + ");
char* pend = strchr(pstart, '\n');
if (pend != NULL)
ffStrbufAppendNS(&cpu->name, (uint32_t) (pend - pstart), pstart);
else
{
ffStrbufAppendS(&cpu->name, pstart);
break;
}
pstart = pend + 1;
}
if (cpu->vendor.length == 0)
{
pstart = strstr(buffer.chars, "Vendor ID:");
if (pstart)
{
pstart += strlen("Vendor ID:");
while (isspace(*pstart)) ++pstart;
if (*pstart)
{
char* pend = strchr(pstart, '\n');
if (pend != NULL)
ffStrbufAppendNS(&cpu->vendor, (uint32_t) (pend - pstart), pstart);
else
{
ffStrbufAppendS(&cpu->vendor, pstart);
}
}
}
}
}
}
#endif