refactor: remove redundant const char * casts

1 files changed, 10 insertions, 12 deletions

diff --git a/src/nvim/runtime.c b/src/nvim/runtime.c
index 5d1c104dc5..c02e12ae61 100644
--- a/src/nvim/runtime.c
+++ b/src/nvim/runtime.c
@@ -910,7 +910,7 @@ static int add_pack_dir_to_rtp(char *fname, bool is_pack)
   }
   const char *insp = NULL;
   const char *after_insp = NULL;
-  for (const char *entry = (const char *)p_rtp; *entry != NUL;) {
+  for (const char *entry = p_rtp; *entry != NUL;) {
     const char *cur_entry = entry;
 
     copy_option_part((char **)&entry, buf, MAXPATHL, ",");
@@ -945,7 +945,7 @@ static int add_pack_dir_to_rtp(char *fname, bool is_pack)
 
   if (insp == NULL) {
     // Both "fname" and "after" not found, append at the end.
-    insp = (const char *)p_rtp + strlen(p_rtp);
+    insp = p_rtp + strlen(p_rtp);
   }
 
   // check if rtp/pack/name/start/name/after exists
@@ -966,7 +966,7 @@ static int add_pack_dir_to_rtp(char *fname, bool is_pack)
 
   // We now have 'rtp' parts: {keep}{keep_after}{rest}.
   // Create new_rtp, first: {keep},{fname}
-  size_t keep = (size_t)(insp - (const char *)p_rtp);
+  size_t keep = (size_t)(insp - p_rtp);
   memmove(new_rtp, p_rtp, keep);
   size_t new_rtp_len = keep;
   if (*insp == NUL) {
@@ -979,7 +979,7 @@ static int add_pack_dir_to_rtp(char *fname, bool is_pack)
   }
 
   if (afterlen > 0 && after_insp != NULL) {
-    size_t keep_after = (size_t)(after_insp - (const char *)p_rtp);
+    size_t keep_after = (size_t)(after_insp - p_rtp);
 
     // Add to new_rtp: {keep},{fname}{keep_after},{afterdir}
     memmove(new_rtp + new_rtp_len, p_rtp + keep, keep_after - keep);
@@ -1061,7 +1061,7 @@ static void add_pack_plugin(bool opt, char *fname, void *cookie)
     char *buf = xmalloc(MAXPATHL);
     bool found = false;
 
-    const char *p = (const char *)p_rtp;
+    const char *p = p_rtp;
     while (*p != NUL) {
       copy_option_part((char **)&p, buf, MAXPATHL, ",");
       if (path_fnamecmp(buf, fname) == 0) {
@@ -1925,12 +1925,10 @@ static void cmd_source_buffer(const exarg_T *const eap)
     .offset = 0,
   };
   if (curbuf->b_fname
-      && path_with_extension((const char *)curbuf->b_fname, "lua")) {
-    nlua_source_using_linegetter(get_str_line, (void *)&cookie,
-                                 ":source (no file)");
+      && path_with_extension(curbuf->b_fname, "lua")) {
+    nlua_source_using_linegetter(get_str_line, (void *)&cookie, ":source (no file)");
   } else {
-    source_using_linegetter((void *)&cookie, get_str_line,
-                            ":source (no file)");
+    source_using_linegetter((void *)&cookie, get_str_line, ":source (no file)");
   }
   ga_clear(&ga);
 }
@@ -2134,12 +2132,12 @@ int do_source(char *fname, int check_other, int is_vimrc, int *ret_sid)
 
   cookie.conv.vc_type = CONV_NONE;              // no conversion
 
-  if (path_with_extension((const char *)fname_exp, "lua")) {
+  if (path_with_extension(fname_exp, "lua")) {
     const sctx_T current_sctx_backup = current_sctx;
     current_sctx.sc_sid = SID_LUA;
     current_sctx.sc_lnum = 0;
     // Source the file as lua
-    nlua_exec_file((const char *)fname_exp);
+    nlua_exec_file(fname_exp);
     current_sctx = current_sctx_backup;
   } else {
     // Read the first line so we can check for a UTF-8 BOM.