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Use unsigned leb128 for magnums

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This commit is contained in:
Justine Tunney 2021-02-24 04:00:38 -08:00
parent edd9297eba
commit cdc54ea1fd
931 changed files with 1989 additions and 1983 deletions
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2
libc/runtime/fork-nt.c
View file

@ -141,7 +141,7 @@ textwindows int sys_fork_nt(void) {
startinfo.hStdOutput = g_fds.p[1].handle;
startinfo.hStdError = g_fds.p[2].handle;
GetModuleFileNameA(0, exe, ARRAYLEN(exe));
if (ntspawn(exe, g_argv, environ, forkvar, &kNtIsInheritable, NULL, true,
if (ntspawn(exe, __argv, environ, forkvar, &kNtIsInheritable, NULL, true,
0, NULL, &startinfo, &procinfo) != -1) {
CloseHandle(reader);
CloseHandle(procinfo.hThread);

13
libc/runtime/g_argc.S
View file

@ -17,14 +17,15 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/macros.h"
.source __FILE__
#include "libc/notice.inc"
.initbss 300,_init_g_argc
g_argc: .quad 0
.endobj g_argc,globl,hidden
.initbss 300,_init___argc
/ Global variable holding _start(argc) parameter.
__argc: .quad 0
.endobj __argc,globl
.previous
.init.start 300,_init_g_argc
.init.start 300,_init___argc
mov %r12,%rax
stosq
.init.end 300,_init_g_argc
.init.end 300,_init___argc

6
libc/runtime/runtime.h
View file

@ -8,10 +8,10 @@ COSMOPOLITAN_C_START_
typedef long jmp_buf[8] forcealign(CACHELINE);
extern int g_argc; /* CRT */
extern char **g_argv; /* CRT */
extern int __argc; /* CRT */
extern char **__argv; /* CRT */
extern char **environ; /* CRT */
extern unsigned long *g_auxv; /* CRT */
extern unsigned long *__auxv; /* CRT */
extern char *program_invocation_name; /* RII */
extern char *program_invocation_short_name; /* RII */
extern uint64_t g_syscount; /* RII */

27
libc/runtime/winmain.greg.c
View file

@ -41,8 +41,12 @@
#include "libc/runtime/memtrack.h"
#include "libc/runtime/runtime.h"
#include "libc/sock/internal.h"
#include "libc/sysv/consts/map.h"
#include "libc/sysv/consts/prot.h"
#define MAP_ANONYMOUS 32
#define MAP_PRIVATE 2
#define PROT_EXEC 4
#define PROT_READ 1
#define PROT_WRITE 2
/*
* TODO: Why can't we allocate addresses above 4GB on Windows 7 x64?
@ -51,7 +55,8 @@
struct WinArgs {
char *argv[4096];
char *envp[4096];
char *envp[4092];
intptr_t auxv[2][2];
char argblock[ARG_MAX];
char envblock[ARG_MAX];
};
@ -100,7 +105,6 @@ static noasan textwindows wontreturn void WinMainNew(void) {
size_t size;
int i, count;
uint64_t addr;
long auxv[1][2];
struct WinArgs *wa;
const char16_t *env16;
extern char os asm("__hostos");
@ -120,18 +124,23 @@ static noasan textwindows wontreturn void WinMainNew(void) {
_mmi.p[0].flags = MAP_PRIVATE | MAP_ANONYMOUS;
_mmi.i = pushpop(1L);
wa = (struct WinArgs *)(addr + size - sizeof(struct WinArgs));
count = GetDosArgv(GetCommandLine(), wa->argblock, ARG_MAX, wa->argv, 4096);
count = GetDosArgv(GetCommandLine(), wa->argblock, ARRAYLEN(wa->argblock),
wa->argv, ARRAYLEN(wa->argv));
for (i = 0; wa->argv[0][i]; ++i) {
if (wa->argv[0][i] == '\\') {
wa->argv[0][i] = '/';
}
}
env16 = GetEnvironmentStrings();
GetDosEnviron(env16, wa->envblock, ARG_MAX, wa->envp, 4096);
GetDosEnviron(env16, wa->envblock, ARRAYLEN(wa->envblock), wa->envp,
ARRAYLEN(wa->envp));
FreeEnvironmentStrings(env16);
auxv[0][0] = pushpop(0L);
auxv[0][1] = pushpop(0L);
_jmpstack((char *)addr + STACKSIZE, cosmo, count, wa->argv, wa->envp, auxv);
wa->auxv[1][0] = pushpop(0L);
wa->auxv[1][1] = pushpop(0L);
wa->auxv[0][0] = (intptr_t)wa->argv[0];
wa->auxv[0][1] = pushpop(31L);
_jmpstack((char *)addr + STACKSIZE, cosmo, count, wa->argv, wa->envp,
wa->auxv);
}
/**