ulib uprintf to pipe not termdev, ulib Add stringbuffer and linearlist, tb Capture subshell output

ulib/linearlist.h

@@ -0,0 +1,30 @@
+#ifndef ULIB_LINEARLIST_H_
+#define ULIB_LINEARLIST_H_
+
+#include <stddef.h>
+#include <umalloc/umalloc.h>
+
+#define LINLIST_APPEND(lst, d) \
+  do { \
+    if ((lst)->data == NULL) { \
+      (lst)->capacity = 1; \
+      (lst)->data = umalloc(sizeof(*(lst)->data) * (lst)->capacity); \
+    } else { \
+      if ((lst)->count == (lst)->capacity) { \
+        (lst)->capacity *= 2; \
+        (lst)->data = urealloc((lst)->data, sizeof(*(lst)->data) * (lst)->capacity); \
+      } \
+    } \
+    (lst)->data[(lst)->count++] = (d); \
+  } while(0)
+
+#define LINLIST_FREE(lst) \
+  do { \
+    if ((lst)->data != NULL) { \
+      ufree((lst)->data); \
+      (lst)->data = NULL; \
+    } \
+    (lst)->count = 0; \
+  } while(0)
+
+#endif // ULIB_LINEARLIST_H_