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[libc][syscalls]将在libc初始化之前调用printf的行为下调为警告级别

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Meco Man
2021-09-27 07:49:25 -04:00
parent 37d4abb822
commit 0a799653df
4 changed files with 12 additions and 12 deletions
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components/libc/compilers/armlibc/syscalls.c
+4 -4
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@@ -152,8 +152,8 @@ int _sys_read(FILEHANDLE fh, unsigned char *buf, unsigned len, int mode)
#ifdef RT_USING_POSIX
if (libc_stdio_get_console() < 0)
{
LOG_E("invoke standard output before initializing libc");
return -1;
LOG_W("Do not invoke standard output before initializing libc");
return 0;
}
size = read(STDIN_FILENO, buf, len);
return len - size;
@@ -197,8 +197,8 @@ int _sys_write(FILEHANDLE fh, const unsigned char *buf, unsigned len, int mode)
#ifdef RT_USING_POSIX
if (libc_stdio_get_console() < 0)
{
LOG_E("invoke standard input before initializing libc");
return -1;
LOG_W("Do not invoke standard input before initializing libc");
return 0;
}
size = write(STDOUT_FILENO, buf, len);
return len - size;