- readme. todo

- update pwd
- update SHLVL
- basename pwd in prompt
  - updating pwd

1 files changed, 11 insertions, 2 deletions

diff --git a/src/lsh_builtins.c b/src/lsh_builtins.c
index 33b1b88..81fc2b5 100644
--- a/src/lsh_builtins.c
+++ b/src/lsh_builtins.c
@@ -44,9 +44,18 @@ int lsh_cd(char **args)
     if (args[1] == NULL) {
         fprintf(stderr, "lsh: expected argument to \"cd\"\n");
     } else {
-        if (chdir(args[1]) != 0) {
+        int err = chdir(args[1]);
+        if (err != 0) {
             perror("lsh");
         }
+        char *cwd=(char*)malloc(sizeof(char)*4096);
+        if (!cwd) {
+            fprintf(stderr, "lsh: allocation error\n");
+            exit(EXIT_FAILURE);
+        }
+        getcwd(cwd,sizeof(char*)*4096);
+        setenv("PWD",cwd,1);
+        free(cwd);
     }
     return 1;
 }
@@ -54,7 +63,7 @@ int lsh_cd(char **args)
 int lsh_help(char **args)
 {
     int i;
-    printf("Stephen Brennan's LSH\n");
+    printf("FOX SHELL\n");
     printf("Type program names and arguments, and hit enter.\n");
     printf("The following are built in:\n");