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Fix MODE=tinylinux build

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Justine Tunney 2024-07-06 01:39:15 -07:00
parent 8c645fa1ee
commit 6be030cd7c
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GPG key ID: BE714B4575D6E328
8 changed files with 77 additions and 98 deletions
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47
libc/stdio/fflush_unlocked.c
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@ -16,58 +16,11 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/cxxabi.h"
#include "libc/errno.h"
#include "libc/intrin/pushpop.internal.h"
#include "libc/macros.internal.h"
#include "libc/mem/arraylist.internal.h"
#include "libc/mem/mem.h"
#include "libc/runtime/runtime.h"
#include "libc/stdio/fflush.internal.h"
#include "libc/stdio/internal.h"
#include "libc/stdio/stdio.h"
#include "libc/sysv/consts/o.h"
#include "libc/thread/thread.h"
void(__fflush_lock)(void) {
pthread_mutex_lock(&__fflush_lock_obj);
}
void(__fflush_unlock)(void) {
pthread_mutex_unlock(&__fflush_lock_obj);
}
static void __stdio_fork_prepare(void) {
FILE *f;
__fflush_lock();
for (int i = 0; i < __fflush.handles.i; ++i)
if ((f = __fflush.handles.p[i]))
pthread_mutex_lock(&f->lock);
}
static void __stdio_fork_parent(void) {
FILE *f;
for (int i = __fflush.handles.i; i--;)
if ((f = __fflush.handles.p[i]))
pthread_mutex_unlock(&f->lock);
__fflush_unlock();
}
static void __stdio_fork_child(void) {
FILE *f;
for (int i = __fflush.handles.i; i--;) {
if ((f = __fflush.handles.p[i])) {
bzero(&f->lock, sizeof(f->lock));
f->lock._word = PTHREAD_MUTEX_RECURSIVE;
}
}
pthread_mutex_init(&__fflush_lock_obj, 0);
}
__attribute__((__constructor__(60))) static textstartup void stdioinit(void) {
pthread_atfork(__stdio_fork_prepare, __stdio_fork_parent, __stdio_fork_child);
}
/**
* Blocks until data from stream buffer is written out.