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(performance_android.c) Cleanup

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This commit is contained in:
twinaphex 2015-09-05 15:38:33 +02:00
parent 7f4ddc6775
commit c762ea024e
1 changed files with 11 additions and 10 deletions
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21
performance/performance_android.c
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@ -100,9 +100,8 @@ static INLINE void cpu_x86_cpuid(int func, int values[4])
static int
cpu_read_file(const char* pathname, char* buffer, size_t buffsize)
{
int fd, len;
fd = open(pathname, O_RDONLY);
int len;
int fd = open(pathname, O_RDONLY);
if (fd < 0)
return -1;
@ -124,21 +123,23 @@ cpu_read_file(const char* pathname, char* buffer, size_t buffsize)
static char*
extract_cpuinfo_field(char* buffer, int buflen, const char* field)
{
int len;
const char *q;
int fieldlen = strlen(field);
char* bufend = buffer + buflen;
char* result = NULL;
int len;
const char *p, *q;
/* Look for first field occurence, and ensures it starts the line.
*/
p = buffer;
const char *p = buffer;
bufend = buffer + buflen;
for (;;)
{
p = memmem(p, bufend-p, field, fieldlen);
if (p == NULL)
goto EXIT;
goto end;
if (p == buffer || p[-1] == '\n')
break;
@ -150,7 +151,7 @@ extract_cpuinfo_field(char* buffer, int buflen, const char* field)
p += fieldlen;
p = memchr(p, ':', bufend-p);
if (p == NULL || p[1] != ' ')
goto EXIT;
goto end;
/* Find the end of the line */
p += 2;
@ -162,12 +163,12 @@ extract_cpuinfo_field(char* buffer, int buflen, const char* field)
len = q-p;
result = malloc(len+1);
if (result == NULL)
goto EXIT;
goto end;
memcpy(result, p, len);
result[len] = '\0';
EXIT:
end:
return result;
}