third_party/ulib/musl/src/process/posix_spawn_file_actions_addopen.c

#include "fdop.h"
#include <errno.h>
#include <spawn.h>
#include <stdlib.h>
#include <string.h>

int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t* restrict fa, int fd,
                                     const char* restrict path, int flags, mode_t mode) {
    struct fdop* op = malloc(sizeof *op + strlen(path) + 1);
    if (!op)
        return ENOMEM;
    op->cmd = FDOP_OPEN;
    op->fd = fd;
    op->oflag = flags;
    op->mode = mode;
    strcpy(op->path, path);
    if ((op->next = fa->__actions))
        op->next->prev = op;
    op->prev = 0;
    fa->__actions = op;
    return 0;
}