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Kernel+LibC+LibCore: Implement symlinkat(2)
Co-Authored-By: Daniel Bertalan <dani@danielbertalan.dev>
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5c1d5ed51d
commit
9850a69cd1
5 changed files with 11 additions and 2 deletions
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@ -672,12 +672,18 @@ int unlinkat(int dirfd, char const* pathname, int flags)
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/symlink.html
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int symlink(char const* target, char const* linkpath)
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{
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return symlinkat(target, AT_FDCWD, linkpath);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/symlinkat.html
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int symlinkat(char const* target, int newdirfd, char const* linkpath)
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{
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if (!target || !linkpath) {
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errno = EFAULT;
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return -1;
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}
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Syscall::SC_symlink_params params { { target, strlen(target) }, { linkpath, strlen(linkpath) } };
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Syscall::SC_symlink_params params { { target, strlen(target) }, { linkpath, strlen(linkpath) }, newdirfd };
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int rc = syscall(SC_symlink, ¶ms);
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__RETURN_WITH_ERRNO(rc, rc, -1);
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}
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@ -95,6 +95,7 @@ int link(char const* oldpath, char const* newpath);
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int unlink(char const* pathname);
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int unlinkat(int dirfd, char const* pathname, int flags);
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int symlink(char const* target, char const* linkpath);
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int symlinkat(char const* target, int newdirfd, char const* linkpath);
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int rmdir(char const* pathname);
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int dup(int old_fd);
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int dup2(int old_fd, int new_fd);
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