First commit

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 45 insertions, 0 deletions

diff --git a/libexec_add_output_document.c b/libexec_add_output_document.c
new file mode 100644
index 0000000..9eb1f8d
--- /dev/null
+++ b/libexec_add_output_document.c
@@ -0,0 +1,45 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+int
+libexec_add_output_document(struct libexec_command *cmd, int fd, struct libexec_document *doc, int flags)
+{
+	int fd_flags, fl_flags, fds[2];
+
+	if (!cmd || fd < 0 || !doc) {
+		errno = EINVAL;
+		return -1;
+	}
+
+	fd_flags = (flags & O_CLOEXEC);
+	fl_flags = (flags ^ fd_flags);
+	if (fd_flags)
+		fd_flags = FD_CLOEXEC;
+
+	if (pipe(fds))
+		return -1;
+	if (fd_flags && fcntl(fds[0], F_SETFD, fd_flags))
+		goto fail;
+	if (fl_flags && fcntl(fds[0], F_SETFL, fl_flags))
+		goto fail;
+
+	doc->fd = fds[0];
+
+	if (libexec_dup(cmd, fd, fds[1]))
+		goto fail;
+	cmd->plumings[cmd->nplumings - 1].type = LIBEXEC_PLUMING_PIPE;
+
+	return 0;
+
+fail:
+	close(fds[0]);
+	close(fds[1]);
+	return -1;
+}
+
+
+#else
+LIBEXEC_CONST__ int main(void) {return 0;} /* TODO test */
+#endif