From e88dbc79302eeba614488c9c5cbc6b00fe66df4e Mon Sep 17 00:00:00 2001
From: George Abbott <george@gabbott.dev>
Date: Mon, 25 Dec 2023 19:38:14 +0000
Subject: Added initial code
---
strarr.h | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
create mode 100644 strarr.h
(limited to 'strarr.h')
diff --git a/strarr.h b/strarr.h
new file mode 100644
index 0000000..69ae4a4
--- /dev/null
+++ b/strarr.h
@@ -0,0 +1,64 @@
+#ifndef STRARR_H
+#define STRARR_H
+#include <stddef.h>
+#include <string.h>
+#include <stdlib.h>
+
+
+typedef struct strarr {
+ char *data; /* the underlying data */
+ size_t len; /* the amount of string entries */
+ size_t used; /* the total bytes used of the capacity for the strings, incl NULL */
+ size_t cap; /* the total bytes allocated to the buffer, incl NULL */
+} strarr;
+
+void
+strarr_init_empty(strarr *sa, size_t cap)
+{
+ sa->len = 0;
+ sa->used = 0;
+ sa->cap = cap;
+ sa->data = (char*) malloc(cap);
+}
+
+void
+strarr_init_from_str_split(strarr *sa, const char *str, char del)
+{
+ size_t len = strlen(str);
+ char* data = (char*) malloc(len + 1); /* include the NULL terminator */
+ sa->data = data;
+ sa->cap = len + 1;
+ memcpy(sa->data, str, len);
+
+ /* There are at minimum one entries. */
+ sa->len = 1;
+
+ /* Swap all `del` for '\0'. */
+ for (size_t i = 0; i < sa->cap; ++i) {
+ if (sa->data[i] == del) {
+ sa->data[i] = '\0';
+ sa->len++;
+ }
+ }
+
+
+
+}
+
+
+/* Copy string into strarr, appending it in the process. */
+void
+strarr_app(strarr *sa, char *str)
+{
+ size_t len = strlen(str);
+ strcpy(&sa->data[sa->used], str);
+
+ sa->len++;
+ sa->used += len;
+ sa->cap += len;
+
+}
+
+
+
+#endif
--
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