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increase delayed output buffer to 32k

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This commit is contained in:
daan 2019-10-17 12:14:15 -07:00
parent 6e94950de3
commit 454bc67338
1 changed files with 10 additions and 8 deletions
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18
src/options.c
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@ -144,21 +144,23 @@ static void mi_out_stderr(const char* msg) {
// function we also buffer output that happens earlier. When
// an output function is registered it is called immediately with
// the output up to that point.
#define MAX_OUT_BUF (8*1024)
static char out_buf[MAX_OUT_BUF+1];
#ifndef MI_MAX_DELAY_OUTPUT
#define MI_MAX_DELAY_OUTPUT (32*1024)
#endif
static char out_buf[MI_MAX_DELAY_OUTPUT+1];
static _Atomic(uintptr_t) out_len;
static void mi_out_buf(const char* msg) {
if (msg==NULL) return;
if (mi_atomic_read_relaxed(&out_len)>=MAX_OUT_BUF) return;
if (mi_atomic_read_relaxed(&out_len)>=MI_MAX_DELAY_OUTPUT) return;
size_t n = strlen(msg);
if (n==0) return;
// claim space
uintptr_t start = mi_atomic_addu(&out_len, n);
if (start >= MAX_OUT_BUF) return;
if (start >= MI_MAX_DELAY_OUTPUT) return;
// check bound
if (start+n >= MAX_OUT_BUF) {
n = MAX_OUT_BUF-start-1;
if (start+n >= MI_MAX_DELAY_OUTPUT) {
n = MI_MAX_DELAY_OUTPUT-start-1;
}
memcpy(&out_buf[start], msg, n);
}
@ -166,9 +168,9 @@ static void mi_out_buf(const char* msg) {
static void mi_out_buf_flush(mi_output_fun* out) {
if (out==NULL) return;
// claim all (no more output will be added after this point)
size_t count = mi_atomic_addu(&out_len, MAX_OUT_BUF);
size_t count = mi_atomic_addu(&out_len, MI_MAX_DELAY_OUTPUT);
// and output the current contents
if (count>MAX_OUT_BUF) count = MAX_OUT_BUF;
if (count>MI_MAX_DELAY_OUTPUT) count = MI_MAX_DELAY_OUTPUT;
out_buf[count] = 0;
out(out_buf);
}