diff options
Diffstat (limited to 'components/libc')
| -rw-r--r-- | components/libc/armlibc/stubs.c | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/components/libc/armlibc/stubs.c b/components/libc/armlibc/stubs.c index d219b3430a..1c79ce2861 100644 --- a/components/libc/armlibc/stubs.c +++ b/components/libc/armlibc/stubs.c @@ -48,6 +48,7 @@ FILEHANDLE _sys_open(const char *name, int openmode) { #ifdef RT_USING_DFS int fd; + int mode = O_RDONLY; #endif /* Register standard Input Output devices. */ @@ -61,8 +62,33 @@ FILEHANDLE _sys_open(const char *name, int openmode) #ifndef RT_USING_DFS return -1; #else - /* TODO: adjust open file mode */ - fd = open(name, openmode, 0); + /* Correct openmode from fopen to open */ + if (openmode & OPEN_PLUS) + { + if (openmode & OPEN_W) + { + mode |= (O_RDWR | O_TRUNC | O_CREAT); + } + else if (openmode & OPEN_A) + { + mode |= (O_RDWR | O_APPEND | O_CREAT); + } + else + mode |= O_RDWR; + } + else + { + if (openmode & OPEN_W) + { + mode |= (O_WRONLY | O_TRUNC | O_CREAT); + } + else if (openmode & OPEN_A) + { + mode |= (O_WRONLY | O_APPEND | O_CREAT); + } + } + + fd = open(name, mode, 0); if(fd < 0) return -1; else @@ -196,7 +222,10 @@ char *_sys_command_string(char *cmd, int len) void _ttywrch(int ch) { - /* TODO */ + char c; + + c = (char)ch; + rt_kprintf(&c); } void _sys_exit(int return_code) |