From: Johnny Richard <johnny@johnnyrichard.com>
To: ~johnnyrichard/olang-devel@lists.sr.ht
Cc: Johnny Richard <johnny@johnnyrichard.com>
Subject: [PATCH olang 1/2] utils: create string_view data structure
Date: Mon, 19 Feb 2024 02:15:38 +0100 [thread overview]
Message-ID: <20240219011835.14769-2-johnny@johnnyrichard.com> (raw)
In-Reply-To: <20240219011835.14769-1-johnny@johnnyrichard.com>
Signed-off-by: Johnny Richard <johnny@johnnyrichard.com>
---
src/string_view.c | 35 +++++++++++++++++++++++++++++++++++
src/string_view.h | 34 ++++++++++++++++++++++++++++++++++
2 files changed, 69 insertions(+)
create mode 100644 src/string_view.c
create mode 100644 src/string_view.h
diff --git a/src/string_view.c b/src/string_view.c
new file mode 100644
index 0000000..122eaa2
--- /dev/null
+++ b/src/string_view.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2024 olang maintainers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+#include "string_view.h"
+
+#include <stdbool.h>
+#include <string.h>
+
+bool
+string_view_eq_to_cstr(string_view_t str, char *cstr)
+{
+ size_t cstr_len = strlen(cstr);
+ if (str.size != cstr_len) {
+ return false;
+ }
+
+ size_t i = 0;
+ while (i < cstr_len && str.chars[i] == cstr[i]) {
+ i++;
+ }
+ return i == cstr_len;
+}
diff --git a/src/string_view.h b/src/string_view.h
new file mode 100644
index 0000000..367ef6b
--- /dev/null
+++ b/src/string_view.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2024 olang maintainers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+#ifndef STRING_VIEW_T
+#define STRING_VIEW_T
+
+#include <stdbool.h>
+#include <stddef.h>
+
+typedef struct string_view
+{
+ char *chars;
+ size_t size;
+
+} string_view_t;
+
+// TODO: missing unit test
+bool
+string_view_eq_to_cstr(string_view_t str, char *cstr);
+
+#endif /* STRING_VIEW_T */
--
2.43.2
next prev parent reply other threads:[~2024-02-19 0:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-19 1:15 [PATCH olang 0/2] Create --dump-tokens on compiler cli Johnny Richard
2024-02-19 1:15 ` Johnny Richard [this message]
2024-02-19 1:15 ` [PATCH olang 2/2] lexer: create --dump-tokens cli command Johnny Richard
2024-02-19 0:20 ` [olang/patches/.build.yml] build failed builds.sr.ht
2024-02-19 1:28 ` [PATCH olang 0/2] Create --dump-tokens on compiler cli Johnny Richard
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