WIP LSP client

This contains the start of an LSP client.
Nothing (except starting the LSP server) works
at the moment and the feature is disabled by default.

1 files changed, 7 insertions, 62 deletions

diff --git a/src/dged/path.h b/src/dged/path.h
index 8ea9977..6168e42 100644
--- a/src/dged/path.h
+++ b/src/dged/path.h
@@ -1,65 +1,10 @@
-#include <limits.h>
-#include <stdlib.h>
-#include <string.h>
+#ifndef _PATH_H
+#define _PATH_H
 
-static char *expanduser(const char *path) {
-  // replace tilde
-  char *res = NULL;
-  char *tilde_pos = strchr(path, '~');
-  if (tilde_pos != NULL) {
-    char *home = getenv("HOME");
-    if (home != NULL) {
-      // allocate a new string based with the new len
-      size_t home_len = strlen(home);
-      size_t path_len = strlen(path);
-      size_t total_len = path_len + home_len;
-      res = malloc(total_len);
-      size_t initial_len = tilde_pos - path;
-      strncpy(res, path, initial_len);
+char *expanduser(const char *path);
+char *to_abspath(const char *path);
+const char *join_path_with_delim(const char *p1, const char *p2,
+                                 const char delim);
+const char *join_path(const char *p1, const char *p2);
 
-      strncpy(res + initial_len, home, home_len);
-
-      size_t rest_len = path_len - initial_len - 1;
-      strncpy(res + initial_len + home_len, path + initial_len + 1, rest_len);
-      res[total_len - 1] = '\0';
-    }
-  }
-
-  return res != NULL ? res : strdup(path);
-}
-
-static char *to_abspath(const char *path) {
-  char *exp = expanduser(path);
-  char *p = realpath(path, NULL);
-  if (p != NULL) {
-    free(exp);
-    return p;
-  } else {
-    return exp;
-  }
-}
-
-static const char *join_path_with_delim(const char *p1, const char *p2,
-                                        const char delim) {
-  size_t len1 = strlen(p1);
-  size_t len2 = strlen(p2);
-
-  char *path = malloc(len1 + len2 + 2);
-  uint32_t idx = 0;
-  memcpy(&path[idx], p1, len1);
-  idx += len1;
-  path[idx++] = '/';
-  memcpy(&path[idx], p2, len2);
-  idx += len2;
-  path[idx++] = '\0';
-
-  return path;
-}
-
-static const char *join_path(const char *p1, const char *p2) {
-#ifdef __unix__
-  return join_path_with_delim(p1, p2, '/');
-#elif defined(_WIN32) || defined(WIN32)
-  return join_path_with_delim(p1, p2, '\\');
 #endif
-}