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syscall fix variable decl

This commit is contained in:
Mathieu Maret 2021-11-08 22:31:57 +01:00
parent 9376fc2df9
commit 9e528320cf
1 changed files with 10 additions and 7 deletions
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17
core/syscall.c
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@ -1,36 +1,39 @@
#include "syscall.h"
#include "keyboard.h" #include "keyboard.h"
#include "klibc.h" #include "klibc.h"
#include "stdarg.h" #include "stdarg.h"
#include "syscall.h"
#include "thread.h" #include "thread.h"
int syscallExecute(int syscallId, const struct cpu_state *userCtx){ int syscallExecute(int syscallId, const struct cpu_state *userCtx)
{
int ret; int ret;
switch (syscallId) { switch (syscallId) {
case SYSCALL_ID_EXIT: case SYSCALL_ID_EXIT: {
uint status; uint status;
ret = syscallGet1arg(userCtx, &status); ret = syscallGet1arg(userCtx, &status);
if(ret != 0) if (ret != 0)
break; break;
threadExit(); threadExit();
assert(0); assert(0);
break; break;
}
case SYSCALL_ID_YOLO: case SYSCALL_ID_YOLO:
ret = printf("YOLO FROM USERSPACE\n"); ret = printf("YOLO FROM USERSPACE\n");
break; break;
case SYSCALL_ID_PUTC: case SYSCALL_ID_PUTC: {
unsigned int c; unsigned int c;
ret = syscallGet1arg(userCtx, &c); ret = syscallGet1arg(userCtx, &c);
putc(c); putc(c);
break; break;
}
case SYSCALL_ID_READ: case SYSCALL_ID_READ:
ret = keyboardRead(); ret = keyboardRead();
break; break;
default: default:
printf("Unknon syscall id %d\n", syscallId); printf("Unknon syscall id %d\n", syscallId);
ret = -ENOENT; ret = -ENOENT;
} }
return ret; return ret;
} }