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Avoid code duplication using os_create_anonymous_file() from libdecor.

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This commit is contained in:
ManoloFLTK 2022-04-21 07:38:51 +02:00
parent 24885b3810
commit 9367bb5108
3 changed files with 7 additions and 16 deletions
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3
libdecor/build/Makefile
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@ -16,7 +16,8 @@
include ../../makeinclude
CFLAGS_DECOR = -I. -I../.. -I../../src -I../src -fPIC -D_GNU_SOURCE -DUSE_SYSTEM_LIBDECOR=0
CFLAGS_DECOR = -I. -I../.. -I../../src -I../src -fPIC -D_GNU_SOURCE \
-DUSE_SYSTEM_LIBDECOR=0 -DHAVE_MEMFD_CREATE -DHAVE_MKOSTEMP -DHAVE_POSIX_FALLOCATE
OBJECTS = fl_libdecor.o libdecor-cairo-blur.o fl_libdecor-plugins.o \
../../src/xdg-decoration-protocol.o ../../src/xdg-shell-protocol.o \
../../src/text-input-protocol.o cursor-settings.o os-compatibility.o

2
src/CMakeLists.txt
View File

@ -468,7 +468,7 @@ if (OPTION_USE_WAYLAND)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DUSE_SYSTEM_LIBDECOR")
else()
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -I${CMAKE_CURRENT_SOURCE_DIR}/../libdecor/src -DLIBDECOR_PLUGIN_API_VERSION=1 -DLIBDECOR_PLUGIN_DIR=\\\"/usr/local/lib\\\" ")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_SYSTEM_LIBDECOR=0")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_SYSTEM_LIBDECOR=0 -DHAVE_MEMFD_CREATE -DHAVE_MKOSTEMP -DHAVE_POSIX_FALLOCATE")
endif (OPTION_USE_SYSTEM_LIBDECOR)
if (GTK_FOUND)

18
src/drivers/Wayland/Fl_Wayland_Graphics_Driver.cxx
View File

@ -32,23 +32,13 @@
extern unsigned fl_cmap[256]; // defined in fl_color.cxx
extern "C" {
int os_create_anonymous_file(off_t);
}
static int create_anonymous_file(int size, char **pshared)
{
int ret;
int fd = memfd_create("FLTK-for-Wayland", MFD_CLOEXEC | MFD_ALLOW_SEALING);
if (fd < 0) {
Fl::fatal("memfd_create failed: %s\n", strerror(errno));
}
fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK);
do {
ret = posix_fallocate(fd, 0, size);
} while (ret == EINTR);
if (ret != 0) {
close(fd);
errno = ret;
Fl::fatal("creating anonymous file of size %d failed: %s\n", size, strerror(errno));
}
int fd = os_create_anonymous_file(size);
*pshared = (char*)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (*pshared == MAP_FAILED) {
close(fd);