In Windows guests this may make a difference. Since the original patch (commit c689b4f1) sought to be pedantic and to consider theoretical corner cases of portability, we should fix it up where it failed to come through in that pursuit.
Suggested-by: Eric Blake <ebl...@redhat.com> Reviewed-by: Eric Blake <ebl...@redhat.com> Signed-off-by: Laszlo Ersek <ler...@redhat.com> --- qga/commands-posix.c | 22 ++++++++++++++++------ 1 files changed, 16 insertions(+), 6 deletions(-) diff --git a/qga/commands-posix.c b/qga/commands-posix.c index 04c6951..2eec712 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -242,17 +242,27 @@ static GuestFileHandle *guest_file_handle_find(int64_t id, Error **err) typedef const char * const ccpc; +#ifndef O_BINARY +#define O_BINARY 0 +#endif + /* http://pubs.opengroup.org/onlinepubs/9699919799/functions/fopen.html */ static const struct { ccpc *forms; int oflag_base; } guest_file_open_modes[] = { - { (ccpc[]){ "r", "rb", NULL }, O_RDONLY }, - { (ccpc[]){ "w", "wb", NULL }, O_WRONLY | O_CREAT | O_TRUNC }, - { (ccpc[]){ "a", "ab", NULL }, O_WRONLY | O_CREAT | O_APPEND }, - { (ccpc[]){ "r+", "rb+", "r+b", NULL }, O_RDWR }, - { (ccpc[]){ "w+", "wb+", "w+b", NULL }, O_RDWR | O_CREAT | O_TRUNC }, - { (ccpc[]){ "a+", "ab+", "a+b", NULL }, O_RDWR | O_CREAT | O_APPEND } + { (ccpc[]){ "r", NULL }, O_RDONLY }, + { (ccpc[]){ "rb", NULL }, O_RDONLY | O_BINARY }, + { (ccpc[]){ "w", NULL }, O_WRONLY | O_CREAT | O_TRUNC }, + { (ccpc[]){ "wb", NULL }, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY }, + { (ccpc[]){ "a", NULL }, O_WRONLY | O_CREAT | O_APPEND }, + { (ccpc[]){ "ab", NULL }, O_WRONLY | O_CREAT | O_APPEND | O_BINARY }, + { (ccpc[]){ "r+", NULL }, O_RDWR }, + { (ccpc[]){ "rb+", "r+b", NULL }, O_RDWR | O_BINARY }, + { (ccpc[]){ "w+", NULL }, O_RDWR | O_CREAT | O_TRUNC }, + { (ccpc[]){ "wb+", "w+b", NULL }, O_RDWR | O_CREAT | O_TRUNC | O_BINARY }, + { (ccpc[]){ "a+", NULL }, O_RDWR | O_CREAT | O_APPEND }, + { (ccpc[]){ "ab+", "a+b", NULL }, O_RDWR | O_CREAT | O_APPEND | O_BINARY } }; static int -- 1.7.1
