andre/cosmopolitan
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Make more improvements

Browse Source 
This change includes many bug fixes, for the NT polyfills, strings,
memory, boot, and math libraries which were discovered by adding more
tools for recreational programming, such as PC emulation. Lemon has also
been vendored because it works so well at parsing languages.
This commit is contained in:
Justine Tunney
2020-09-28 01:13:56 -07:00
parent 416fd86676
commit 23d333c090
201 changed files with 14558 additions and 3082 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
libc/log/backtrace3.c
View File

@ -31,6 +31,16 @@
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
/**
* Prints stack frames with symbols.
*
* PrintBacktraceUsingSymbols(stdout, NULL, getsymboltable());
*
* @param f is output stream
* @param bp is rbp which can be NULL to detect automatically
* @param st is open symbol table for current executable
* @return -1 w/ errno if error happened
*/
int PrintBacktraceUsingSymbols(FILE *f, const struct StackFrame *bp,
struct SymbolTable *st) {
size_t gi;
@ -41,6 +51,7 @@ int PrintBacktraceUsingSymbols(FILE *f, const struct StackFrame *bp,
const struct Symbol *symbol;
const struct StackFrame *frame;
if (!st) return -1;
if (!bp) bp = __builtin_frame_address(0);
garbage = weaken(g_garbage);
gi = garbage ? garbage->i : 0;
for (frame = bp; frame; frame = frame->next) {

72
libc/log/cancolor.c
View File

@ -33,27 +33,6 @@
#include "libc/str/str.h"
#include "libc/sysv/consts/fileno.h"
static struct CanColor {
bool once;
bool result;
struct OldNtConsole {
unsigned codepage;
unsigned mode;
int64_t handle;
} oldin, oldout;
} g_cancolor;
static textwindows void restorecmdexe(void) {
if (g_cancolor.oldin.handle) {
SetConsoleCP(g_cancolor.oldin.codepage);
SetConsoleMode(g_cancolor.oldin.handle, g_cancolor.oldin.mode);
}
if (g_cancolor.oldout.handle) {
SetConsoleOutputCP(g_cancolor.oldout.codepage);
SetConsoleMode(g_cancolor.oldout.handle, g_cancolor.oldout.mode);
}
}
/**
* Returns true if ANSI terminal colors are appropriate.
*
@ -75,47 +54,20 @@ static textwindows void restorecmdexe(void) {
* It's that easy fam.
*/
bool cancolor(void) {
int64_t handle;
static bool once;
static bool result;
const char *term;
if (g_cancolor.once) return g_cancolor.result;
g_cancolor.once = true;
if (IsWindows()) {
if ((int)weakaddr("v_ntsubsystem") == kNtImageSubsystemWindowsCui &&
NtGetVersion() >= kNtVersionWindows10) {
atexit(restorecmdexe);
if (GetFileType((handle = g_fds.p[STDIN_FILENO].handle)) ==
kNtFileTypeChar) {
g_cancolor.result = true;
g_cancolor.oldin.handle = handle;
g_cancolor.oldin.codepage = GetConsoleCP();
SetConsoleCP(kNtCpUtf8);
GetConsoleMode(handle, &g_cancolor.oldin.mode);
SetConsoleMode(handle, g_cancolor.oldin.mode | kNtEnableProcessedInput |
kNtEnableVirtualTerminalInput);
}
if (GetFileType((handle = g_fds.p[STDOUT_FILENO].handle)) ==
kNtFileTypeChar ||
GetFileType((handle = g_fds.p[STDERR_FILENO].handle)) ==
kNtFileTypeChar) {
g_cancolor.result = true;
g_cancolor.oldout.handle = handle;
g_cancolor.oldout.codepage = GetConsoleOutputCP();
SetConsoleOutputCP(kNtCpUtf8);
GetConsoleMode(handle, &g_cancolor.oldout.mode);
SetConsoleMode(handle, g_cancolor.oldout.mode |
kNtEnableProcessedOutput |
kNtEnableVirtualTerminalProcessing);
if (!once) {
if (!result) {
if ((term = getenv("TERM"))) {
/* anything but emacs basically */
result = strcmp(term, "dumb") != 0;
} else {
/* TODO(jart): Why does Mac bash login shell exec nuke TERM? */
result = IsXnu();
}
}
once = true;
}
if (!g_cancolor.result) {
if ((term = getenv("TERM"))) {
/* anything but emacs basically */
g_cancolor.result = strcmp(term, "dumb") != 0;
} else {
/* TODO(jart): Why does Mac bash login shell exec nuke TERM? */
g_cancolor.result = IsXnu();
}
}
return g_cancolor.result;
return result;
}