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Rewrite recursive mutex code

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Justine Tunney 2022-09-10 09:14:40 -07:00
parent bae7367774
commit cfcf5918bc
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GPG key ID: BE714B4575D6E328
27 changed files with 164 additions and 257 deletions
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26
libc/intrin/kprintf.greg.c
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@ -181,19 +181,22 @@ privileged static void klog(const char *b, size_t n) {
: "=a"(rax), "=D"(rdi), "=S"(rsi), "=d"(rdx)
: "0"(__NR_write), "1"(2), "2"(b), "3"(n)
: "rcx", "r8", "r9", "r10", "r11", "memory", "cc");
if (rax < 0) {
notpossible;
}
}
}
privileged static size_t kformat(char *b, size_t n, const char *fmt,
va_list va) {
int si;
int si, y;
wint_t t, u;
const char *abet;
signed char type;
const char *s, *f;
unsigned long long x;
unsigned i, j, m, rem, sign, hash, cols, prec;
char c, *p, *e, pdot, zero, flip, dang, base, quot, uppr, z[128];
char c, *p, *e, pdot, zero, flip, dang, base, quot, uppr, ansi, z[128];
if (kistextpointer(b) || kisdangerous(b)) n = 0;
if (!kistextpointer(fmt)) fmt = "!!WONTFMT";
p = b;
@ -314,6 +317,16 @@ privileged static size_t kformat(char *b, size_t n, const char *fmt,
} else {
x = __get_tls_privileged()->tib_tid;
}
if (!__nocolor && p + 7 <= e) {
*p++ = '\e';
*p++ = '[';
*p++ = '1';
*p++ = ';';
*p++ = '3';
*p++ = '0' + x % 8;
*p++ = 'm';
ansi = true;
}
} else {
x = 666;
}
@ -690,6 +703,15 @@ privileged static size_t kformat(char *b, size_t n, const char *fmt,
}
break;
}
if (ansi) {
if (p + 4 <= e) {
*p++ = '\e';
*p++ = '[';
*p++ = '0';
*p++ = 'm';
}
ansi = false;
}
break;
}
}