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authorWerner Koch <[email protected]>2017-10-04 16:03:54 +0000
committerWerner Koch <[email protected]>2017-10-04 16:03:54 +0000
commit4632adf403611b50be2b4e852a4607070935d0e5 (patch)
treeb576f31962affbdb3d53106deeba629a61024ebf /src/posix-io.c
parentcore: Restore get_max_fds optimization on Linux (diff)
downloadgpgme-4632adf403611b50be2b4e852a4607070935d0e5.tar.gz
gpgme-4632adf403611b50be2b4e852a4607070935d0e5.zip
core: Allow disabling the use of SYS_getdents for Linux.
* configure.ac (USE_LINUX_GETDENTS): New ac_define. Add option --disable-linux-getdents. * src/posix-io.c: Make use of USE_LINUX_GETDENTS. Signed-off-by: Werner Koch <[email protected]>
Diffstat (limited to 'src/posix-io.c')
-rw-r--r--src/posix-io.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/posix-io.c b/src/posix-io.c
index 42677138..9b7b181d 100644
--- a/src/posix-io.c
+++ b/src/posix-io.c
@@ -47,11 +47,11 @@
#include <ctype.h>
#include <sys/resource.h>
-#if __linux__
+#ifdef USE_LINUX_GETDENTS
# include <sys/syscall.h>
# include <sys/types.h>
# include <dirent.h>
-#endif /*__linux__ */
+#endif /*USE_LINUX_GETDENTS*/
#include "util.h"
@@ -60,6 +60,7 @@
#include "ath.h"
#include "debug.h"
+
void
_gpgme_io_subsystem_init (void)
@@ -280,7 +281,7 @@ _gpgme_io_set_nonblocking (int fd)
}
-#ifdef __linux__
+#ifdef USE_LINUX_GETDENTS
/* This is not declared in public headers; getdents(2) says that we must
* define it ourselves. */
struct linux_dirent
@@ -292,7 +293,8 @@ struct linux_dirent
};
# define DIR_BUF_SIZE 1024
-#endif /* __linux__ */
+#endif /*USE_LINUX_GETDENTS*/
+
static long int
get_max_fds (void)
@@ -310,7 +312,7 @@ get_max_fds (void)
* fork and exec in a multi-threaded process because opendir uses
* malloc and thus a mutex which may deadlock with a malloc in another
* thread. However, the underlying getdents system call is safe. */
-#ifdef __linux__
+#ifdef USE_LINUX_GETDENTS
{
int dir_fd;
char dir_buf[DIR_BUF_SIZE];
@@ -356,7 +358,7 @@ get_max_fds (void)
source = "/proc";
}
}
-#endif /* __linux__ */
+#endif /*USE_LINUX_GETDENTS*/
#ifdef RLIMIT_NOFILE
if (fds == -1)