docs: add style rule regarding initialization

Specifically, specify that each initialization should be done on a
separate line.

2 files changed, 8 insertions, 4 deletions

diff --git a/src/nvim/os/input.c b/src/nvim/os/input.c
index e096749ce3..5b759e9d1e 100644
--- a/src/nvim/os/input.c
+++ b/src/nvim/os/input.c
@@ -415,7 +415,8 @@ static unsigned handle_mouse_event(const char **ptr, uint8_t *buf, unsigned bufs
 size_t input_enqueue_mouse(int code, uint8_t modifier, int grid, int row, int col)
 {
   modifier |= check_multiclick(code, grid, row, col);
-  uint8_t buf[7], *p = buf;
+  uint8_t buf[7];
+  uint8_t *p = buf;
   if (modifier) {
     p[0] = K_SPECIAL;
     p[1] = KS_MODIFIER;
diff --git a/src/nvim/os/shell.c b/src/nvim/os/shell.c
index a0401f3a24..26e3171c5b 100644
--- a/src/nvim/os/shell.c
+++ b/src/nvim/os/shell.c
@@ -671,7 +671,8 @@ char *shell_argv_to_str(char **const argv)
 int os_call_shell(char *cmd, ShellOpts opts, char *extra_args)
 {
   DynamicBuffer input = DYNAMIC_BUFFER_INIT;
-  char *output = NULL, **output_ptr = NULL;
+  char *output = NULL;
+  char **output_ptr = NULL;
   int current_state = State;
   bool forward_output = true;
 
@@ -1123,7 +1124,8 @@ static void out_data_ring(char *output, size_t size)
 static void out_data_append_to_screen(char *output, size_t *count, bool eof)
   FUNC_ATTR_NONNULL_ALL
 {
-  char *p = output, *end = output + *count;
+  char *p = output;
+  char *end = output + *count;
   while (p < end) {
     if (*p == '\n' || *p == '\r' || *p == TAB || *p == BELL) {
       msg_putchar_attr((uint8_t)(*p), 0);
@@ -1236,7 +1238,8 @@ static size_t word_length(const char *str)
 /// before we finish writing.
 static void read_input(DynamicBuffer *buf)
 {
-  size_t written = 0, len = 0;
+  size_t written = 0;
+  size_t len = 0;
   linenr_T lnum = curbuf->b_op_start.lnum;
   char *lp = ml_get(lnum);