removed get_user_name() and replaced calls with mch_get_user_name()

src/hardcopy.c

@@ -31,6 +31,7 @@
 #include "syntax.h"
 #include "term.h"
 #include "ui.h"
+#include "os/os.h"
 
 /*
  * To implement printing on a platform, the following functions must be
@@ -2500,8 +2501,9 @@ int mch_print_begin(prt_settings_T *psettings)
    */
   prt_dsc_start();
   prt_dsc_textline("Title", (char *)psettings->jobname);
-  if (!get_user_name((char_u *)buffer, 256))
+  if (mch_get_user_name(buffer, 256) == FAIL) {
     STRCPY(buffer, "Unknown");
+  }
   prt_dsc_textline("For", buffer);
   prt_dsc_textline("Creator", VIM_VERSION_LONG);
   /* Note: to ensure Clean8bit I don't think we can use LC_TIME */

src/memline.c

@@ -343,7 +343,7 @@ int ml_open(buf_T *buf)
     b0p->b0_dirty = buf->b_changed ? B0_DIRTY : 0;
     b0p->b0_flags = get_fileformat(buf) + 1;
     set_b0_fname(b0p, buf);
-    (void)get_user_name(b0p->b0_uname, B0_UNAME_SIZE);
+    (void)mch_get_user_name((char *)b0p->b0_uname, B0_UNAME_SIZE);
     b0p->b0_uname[B0_UNAME_SIZE - 1] = NUL;
     mch_get_host_name(b0p->b0_hname, B0_HNAME_SIZE);
     b0p->b0_hname[B0_HNAME_SIZE - 1] = NUL;
@@ -833,8 +833,7 @@ static void set_b0_fname(ZERO_BL *b0p, buf_T *buf)
   if (buf->b_ffname == NULL)
     b0p->b0_fname[0] = NUL;
   else {
-    size_t flen, ulen;
-    char_u uname[B0_UNAME_SIZE];
+    char uname[B0_UNAME_SIZE];
 
     /*
      * For a file under the home directory of the current user, we try to
@@ -846,13 +845,14 @@ static void set_b0_fname(ZERO_BL *b0p, buf_T *buf)
     home_replace(NULL, buf->b_ffname, b0p->b0_fname,
         B0_FNAME_SIZE_CRYPT, TRUE);
     if (b0p->b0_fname[0] == '~') {
-      flen = STRLEN(b0p->b0_fname);
       /* If there is no user name or it is too long, don't use "~/" */
-      if (get_user_name(uname, B0_UNAME_SIZE) == FAIL
-          || (ulen = STRLEN(uname)) + flen > B0_FNAME_SIZE_CRYPT - 1)
+      int retval = mch_get_user_name(uname, B0_UNAME_SIZE);
+      size_t ulen = STRLEN(uname);
+      size_t flen = STRLEN(b0p->b0_fname);
+      if (retval == FAIL || ulen + flen > B0_FNAME_SIZE_CRYPT - 1) {
         vim_strncpy(b0p->b0_fname, buf->b_ffname,
             B0_FNAME_SIZE_CRYPT - 1);
-      else {
+      } else {
         mch_memmove(b0p->b0_fname + ulen + 1, b0p->b0_fname + 1, flen);
         mch_memmove(b0p->b0_fname + 1, uname, ulen);
       }

src/misc2.c

@@ -47,8 +47,6 @@
 #include "window.h"
 #include "os/os.h"
 
-static char_u   *username = NULL; /* cached result of mch_get_user_name() */
-
 static int coladvance2(pos_T *pos, int addspaces, int finetune,
                        colnr_T wcol);
 
@@ -935,7 +933,6 @@ void free_all_mem(void)          {
   clear_sb_text();            /* free any scrollback text */
 
   /* Free some global vars. */
-  vim_free(username);
   vim_free(last_cmdline);
   vim_free(new_last_cmdline);
   set_keep_msg(NULL, 0);
@@ -1876,24 +1873,6 @@ int vim_chdir(char_u *new_dir)
   return r;
 }
 
-/*
- * Get user name from machine-specific function.
- * Returns the user name in "buf[len]".
- * Some systems are quite slow in obtaining the user name (Windows NT), thus
- * cache the result.
- * Returns OK or FAIL.
- */
-int get_user_name(char_u *buf, int len)
-{
-  if (username == NULL) {
-    if (mch_get_user_name((char *)buf, len) == FAIL)
-      return FAIL;
-    username = vim_strsave(buf);
-  } else
-    vim_strncpy(buf, username, len - 1);
-  return OK;
-}
-
 #ifndef HAVE_QSORT
 /*
  * Our own qsort(), for systems that don't have it.

src/misc2.h

@@ -66,7 +66,6 @@ int same_directory(char_u *f1, char_u *f2);
 int vim_chdirfile(char_u *fname);
 int illegal_slash(char *name);
 int vim_chdir(char_u *new_dir);
-int get_user_name(char_u *buf, int len);
 void sort_strings(char_u **files, int count);
 int pathcmp(const char *p, const char *q, int maxlen);
 int filewritable(char_u *fname);