accumlines now handles multiline

1 files changed, 21 insertions, 6 deletions

diff --git a/badroff.c b/badroff.c
index e73dd99..5324aae 100644
--- a/badroff.c
+++ b/badroff.c
@@ -133,18 +133,33 @@ void multbreak(sb* buffer, size_t start,
         }
     }
 }
+char* breakstr(char* str, size_t* len){
+    char* loc = memchr(str, '\n', *len);
+    if (!loc) return NULL; //essentially truncates "abc\nabc" to "abc\n"
+    *len -= loc-str;
+    *loc = 0; // should always be \n$
+    return loc+1;
+}
 llnode* accumlines(size_t* ct){ // returns tail of linked list
     llnode *head, *tail; head = tail = appendll(NULL, NULL);
     (*ct) = 0;
-    while (true){
-        tail->next = appendll(tail, line());
-        if (endgroup) break;
-        (*ct)++;
-        tail = tail->next;
+    while (!endgroup){
+        char* ln = line();
+        size_t len = strlen(ln);
+        char* next;
+        while ( (next = breakstr(ln, &len))){
+            printf("line %s\n",ln);
+            tail->next = appendll(tail, ln);
+            tail = tail->next;
+            (*ct)++;
+            printf("added\n");
+            ln = next;
+        };
+        printf("loop\n");
     }
-    free(tail->next->str); free(tail->next); //.ELS cmd
     tail->next = head->next; // loop linked list
     free(head);
+    printf("here\n");
     endgroup = false; // prevents false positive on next run
     return tail;
 }