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Kernel: Remove SYS_OPEN

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This can be done with SYS_OPENAT with fd set to AT_FDCWD
This commit is contained in:
Bananymous
2024-09-17 16:16:47 +03:00
parent 7177da7d62
commit 708a720d9d
6 changed files with 27 additions and 44 deletions
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4
userspace/programs/DynamicLoader/main.cpp
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@@ -557,7 +557,7 @@ static void handle_dynamic(LoadedElf& elf)
if (auto ret = syscall(SYS_REALPATH, path_buffer, realpath); ret < 0)
print_error_and_exit("realpath", ret);
int library_fd = syscall(SYS_OPEN, realpath, O_RDONLY);
int library_fd = syscall(SYS_OPENAT, AT_FDCWD, realpath, O_RDONLY);
if (library_fd < 0)
print_error_and_exit("could not open library", library_fd);
@@ -882,7 +882,7 @@ int _entry(int argc, char** argv, char** envp, int fd)
argc--;
argv++;
fd = syscall(SYS_OPEN, argv[0], O_RDONLY);
fd = syscall(SYS_OPENAT, AT_FDCWD, argv[0], O_RDONLY);
if (fd < 0)
print_error_and_exit("could not open program", fd);
}

2
userspace/programs/DynamicLoader/utils.cpp
View File

@@ -68,7 +68,7 @@ static int s_random_fd;
void init_random()
{
s_random_fd = syscall(SYS_OPEN, "/dev/random", O_RDONLY);
s_random_fd = syscall(SYS_OPENAT, AT_FDCWD, "/dev/random", O_RDONLY);
if (s_random_fd < 0)
print_error_and_exit("could not open /dev/random", s_random_fd);
}