feature(main): init

feature(main): init

feature(main): init

feature(main): init

1 files changed, 53 insertions, 0 deletions

diff --git a/source/base/base_string.h b/source/base/base_string.h
new file mode 100644
index 0000000..29ccf1e
--- /dev/null
+++ b/source/base/base_string.h
@@ -0,0 +1,53 @@
+#ifndef BASE_STRING_H
+#define BASE_STRING_H
+
+#define PushString(arena, count) (string8){ .data = (PushArrayZero(arena, u8, (count))), .size = (count) } 
+#define StringCast(data, size) (string8){(u8 *)(data), (u64)(size) } 
+#define StringPCast(data, size) (string8 *){(u8 *)(data), (u64)(size) } 
+
+#define StringFmt "%.*s"
+#define ULongFmt  "%lu"
+#define ULLongFmt "%llu"
+
+typedef struct string8 string8;
+struct string8
+{
+    u8  *data;
+    u64  size;
+};
+
+internal b8
+string8_cmp(string8 a, string8 b)
+{
+    if (a.size != b.size) return 0;
+    return (b8)(memcmp(a.data, b.data, a.size) == 0);
+}
+
+internal u64
+string8_to_u64(u8 *buf, umm len)
+{
+    u64 value = 0;
+    for (umm i = 0; i < len; ++i)
+    {
+        u8 c = buf[i];
+        if (c < '0' || c > '9') break;
+        value = value * 10 + (c - '0');
+    }
+    return value;
+}
+
+internal void
+string8_append_char(string8 *buf, u8 c)
+{
+    buf->data[buf->size] = c;
+    buf->size += 1;
+}
+
+read_only global_variable
+string8 nil_string =
+{
+    .data = NULL,
+    .size = 0,
+};
+
+#endif /* BASE_STRING_H */