From 050d32ae204b64f7098b12c77cdb92a33ebc7562 Mon Sep 17 00:00:00 2001
From: "Rafael G. Martins" <rafael@rafaelmartins.eng.br>
Date: Fri, 29 May 2020 01:23:04 +0200
Subject: blogc: added filelist parser
---
src/blogc/filelist-parser.c | 69 +++++++++++++++++++++++++++++++++++++++++++++
src/blogc/filelist-parser.h | 16 +++++++++++
2 files changed, 85 insertions(+)
create mode 100644 src/blogc/filelist-parser.c
create mode 100644 src/blogc/filelist-parser.h
(limited to 'src')
diff --git a/src/blogc/filelist-parser.c b/src/blogc/filelist-parser.c
new file mode 100644
index 0000000..ac9c50a
--- /dev/null
+++ b/src/blogc/filelist-parser.c
@@ -0,0 +1,69 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#include "../common/utils.h"
+
+
+typedef enum {
+ LINE_START = 1,
+ LINE,
+} blogc_filelist_parser_state_t;
+
+
+bc_slist_t*
+blogc_filelist_parse(const char *src, size_t src_len)
+{
+ size_t current = 0;
+ size_t start = 0;
+ bc_slist_t *rv = NULL;
+ bc_string_t *line = bc_string_new();
+ blogc_filelist_parser_state_t state = LINE_START;
+
+ while (current < src_len) {
+ char c = src[current];
+ bool is_last = current == src_len - 1;
+
+ switch (state) {
+
+ case LINE_START:
+ if (c == '#') {
+ while (current < src_len) {
+ if (src[current] == '\r' || src[current] == '\n')
+ break;
+ current++;
+ }
+ break;
+ }
+ if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
+ break;
+ start = current;
+ state = LINE;
+ continue;
+
+ case LINE:
+ if (c == '\r' || c == '\n' || is_last) {
+ if (is_last && c != '\r' && c != '\n')
+ bc_string_append_c(line, c);
+ rv = bc_slist_append(rv, bc_str_strip(line->str));
+ bc_string_free(line, false);
+ line = bc_string_new();
+ state = LINE_START;
+ break;
+ }
+ bc_string_append_c(line, c);
+ break;
+
+ }
+
+ current++;
+ }
+
+ bc_string_free(line, true);
+
+ return rv;
+}
diff --git a/src/blogc/filelist-parser.h b/src/blogc/filelist-parser.h
new file mode 100644
index 0000000..5c65ee0
--- /dev/null
+++ b/src/blogc/filelist-parser.h
@@ -0,0 +1,16 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#ifndef _FILELIST_PARSER_H
+#define _FILELIST_PARSER_H
+
+#include "../common/utils.h"
+
+bc_slist_t* blogc_filelist_parse(const char *src, size_t src_len);
+
+#endif /* _FILELIST_PARSER_H */
--
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