doc: add Meson coding style to contributors guide

[dpdk.git] / lib / librte_eal / windows / eal.c

diff --git a/lib/librte_eal/windows/eal.c b/lib/librte_eal/windows/eal.c
index 68a1fd1..28c787c 100644 (file)
--- a/lib/librte_eal/windows/eal.c
+++ b/lib/librte_eal/windows/eal.c
@@ -2,6 +2,8 @@
  * Copyright(c) 2019 Intel Corporation
  */
 
+#include <stdarg.h>
+
 #include <fcntl.h>
 #include <io.h>
 #include <share.h>
@@ -150,6 +152,10 @@ eal_parse_args(int argc, char **argv)
                        return -1;
                }
 
+               /* eal_log_level_parse() already handled this option */
+               if (opt == OPT_LOG_LEVEL_NUM)
+                       continue;
+
                ret = eal_parse_common_option(opt, optarg, internal_conf);
                /* common parser is not happy */
                if (ret < 0) {
@@ -412,6 +418,34 @@ rte_eal_init(int argc, char **argv)
        return fctret;
 }
 
+/* Don't use MinGW asprintf() to have identical code with all toolchains. */
+int
+eal_asprintf(char **buffer, const char *format, ...)
+{
+       int size, ret;
+       va_list arg;
+
+       va_start(arg, format);
+       size = vsnprintf(NULL, 0, format, arg);
+       va_end(arg);
+       if (size < 0)
+               return -1;
+       size++;
+
+       *buffer = malloc(size);
+       if (*buffer == NULL)
+               return -1;
+
+       va_start(arg, format);
+       ret = vsnprintf(*buffer, size, format, arg);
+       va_end(arg);
+       if (ret != size - 1) {
+               free(*buffer);
+               return -1;
+       }
+       return ret;
+}
+
 int
 rte_vfio_container_dma_map(__rte_unused int container_fd,
                        __rte_unused uint64_t vaddr,