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[libc] Fix the O_CREAT issue.

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libc_stdio_set_console/newlib uses fopen to open console device, which
has O_CREAT flag and cause fault.
This commit is contained in:
BernardXiong 2018-02-11 13:57:51 +08:00
parent 011eb615bc
commit 780c09e3e4
2 changed files with 4 additions and 4 deletions
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4
components/dfs/filesystems/devfs/devfs.c
View File

@ -19,6 +19,7 @@
* *
* Change Logs: * Change Logs:
* Date Author Notes * Date Author Notes
* 2018-02-11 Bernard Ignore O_CREAT flag in open.
*/ */
#include <rtthread.h> #include <rtthread.h>
@ -137,9 +138,6 @@ int dfs_device_fs_open(struct dfs_fd *file)
rt_err_t result; rt_err_t result;
rt_device_t device; rt_device_t device;
if (file->flags & O_CREAT)
return -EINVAL;
/* open root directory */ /* open root directory */
if ((file->path[0] == '/') && (file->path[1] == '\0') && if ((file->path[0] == '/') && (file->path[1] == '\0') &&
(file->flags & O_DIRECTORY)) (file->flags & O_DIRECTORY))

4
components/libc/compilers/newlib/stdio.c
View File

@ -81,7 +81,9 @@ int libc_stdio_set_console(const char* device_name, int mode)
_GLOBAL_REENT->__sdidinit = 1; _GLOBAL_REENT->__sdidinit = 1;
} }
return fileno(std_console); if (std_console) return fileno(std_console);
return -1;
} }
int libc_stdio_get_console(void) { int libc_stdio_get_console(void) {