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Make improvements

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- Improved async signal safety of read() particularly for longjmp()
- Started adding cancel cleanup handlers for locks / etc on Windows
- Make /dev/tty work better particularly for uses like `foo | less`
- Eagerly read console input into a linked list, so poll can signal
- Fix some libc definitional bugs, which configure scripts detected
This commit is contained in:
Justine Tunney 2023-09-21 07:30:39 -07:00
parent d6c2830850
commit 0c5dd7b342
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GPG key ID: BE714B4575D6E328
85 changed files with 1062 additions and 671 deletions
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12
libc/runtime/syslib.internal.h
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@ -12,7 +12,7 @@ COSMOPOLITAN_C_START_
*/
#define SYSLIB_MAGIC ('s' | 'l' << 8 | 'i' << 16 | 'b' << 24)
#define SYSLIB_VERSION 3
#define SYSLIB_VERSION 4
typedef uint64_t dispatch_time_t;
typedef uint64_t dispatch_semaphore_t;
@ -49,6 +49,16 @@ struct Syslib {
int (*__pthread_attr_destroy)(void *);
int (*__pthread_attr_setstacksize)(void *, size_t);
int (*__pthread_attr_setguardsize)(void *, size_t);
/* v4 (2023-09-19) */
void (*__exit)(int);
long (*__close)(int);
long (*__munmap)(void *, size_t);
long (*__openat)(int, const void *, int, int);
long (*__write)(int, const void *, size_t);
long (*__read)(int, void *, size_t);
long (*__sigaction)(int, const void *, void *);
long (*__pselect)(int, void *, void *, void *, const void *, const void *);
long (*__mprotect)(void *, size_t, int);
};
extern struct Syslib *__syslib;