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libc/stdio: Add FLAG_KEEP to avoid the duplication of (O_BINARY | O_EXCL)

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2022-06-02 14:26:49 +08:00 committed by Petro Karashchenko
parent 49834c9151
commit d8aa41de7b
1 changed files with 5 additions and 3 deletions
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8
libs/libc/stdio/lib_fopen.c
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@ -49,6 +49,8 @@
#define MODE_NONE 0 /* No access mode determined */ #define MODE_NONE 0 /* No access mode determined */
#define MODE_MASK (MODE_R | MODE_W | MODE_A) #define MODE_MASK (MODE_R | MODE_W | MODE_A)
#define FLAG_KEEP (O_BINARY | O_EXCL)
/**************************************************************************** /****************************************************************************
* Public Functions * Public Functions
****************************************************************************/ ****************************************************************************/
@ -204,7 +206,7 @@ int lib_mode2oflags(FAR const char *mode)
{ {
/* Retain any binary and exclusive mode selections */ /* Retain any binary and exclusive mode selections */
oflags &= (O_BINARY | O_EXCL); oflags &= FLAG_KEEP;
/* Open for read/write access */ /* Open for read/write access */
@ -216,7 +218,7 @@ int lib_mode2oflags(FAR const char *mode)
{ {
/* Retain any binary and exclusive mode selections */ /* Retain any binary and exclusive mode selections */
oflags &= (O_BINARY | O_EXCL); oflags &= FLAG_KEEP;
/* Open for write read/access, truncating any existing /* Open for write read/access, truncating any existing
* file. * file.
@ -230,7 +232,7 @@ int lib_mode2oflags(FAR const char *mode)
{ {
/* Retain any binary and exclusive mode selections */ /* Retain any binary and exclusive mode selections */
oflags &= (O_BINARY | O_EXCL); oflags &= FLAG_KEEP;
/* Read from the beginning of the file; write to the /* Read from the beginning of the file; write to the
* end, * end,