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Mon, 12 May 2025 13:40:40 GMT (envelope-from git) Date: Mon, 12 May 2025 13:40:40 GMT Message-Id: <202505121340.54CDeeUg076876@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Ed Maste Subject: git: 909aa6781340 - main - flua: add posix.unistd.dup2() List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: emaste X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 909aa6781340f8c0b4ae01c6366bf1556ee2d1be Auto-Submitted: auto-generated The branch main has been updated by emaste: URL: https://cgit.FreeBSD.org/src/commit/?id=909aa6781340f8c0b4ae01c6366bf1556ee2d1be commit 909aa6781340f8c0b4ae01c6366bf1556ee2d1be Author: Isaac Freund AuthorDate: 2025-05-05 09:03:37 +0000 Commit: Ed Maste CommitDate: 2025-05-12 13:40:09 +0000 flua: add posix.unistd.dup2() Reviewed by: emaste Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D50176 --- libexec/flua/modules/lposix.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/libexec/flua/modules/lposix.c b/libexec/flua/modules/lposix.c index d69f1aa546c1..a706adf2c353 100644 --- a/libexec/flua/modules/lposix.c +++ b/libexec/flua/modules/lposix.c @@ -165,6 +165,39 @@ err: } +static int +lua_dup2(lua_State *L) +{ + int error, oldd, newd; + + enforce_max_args(L, 2); + + oldd = luaL_checkinteger(L, 1); + if (oldd < 0) { + error = EBADF; + goto err; + } + + newd = luaL_checkinteger(L, 2); + if (newd < 0) { + error = EBADF; + goto err; + } + + error = dup2(oldd, newd); + if (error >= 0) { + lua_pushinteger(L, error); + return (1); + } + + error = errno; +err: + lua_pushnil(L); + lua_pushstring(L, strerror(error)); + lua_pushinteger(L, error); + return (3); +} + static int lua_fnmatch(lua_State *L) { @@ -479,6 +512,7 @@ static const struct luaL_Reg unistdlib[] = { REG_SIMPLE(_exit), REG_SIMPLE(chown), REG_DEF(close, lua_pclose), + REG_SIMPLE(dup2), REG_SIMPLE(fork), REG_SIMPLE(getpid), REG_SIMPLE(pipe),