Initial commit.

1 files changed, 86 insertions, 0 deletions

diff --git a/src/common.h b/src/common.h
new file mode 100644
index 0000000..8c6f43f
--- /dev/null
+++ b/src/common.h
@@ -0,0 +1,86 @@
+/*
+Copyright (C) 2016  Paweł Redman
+
+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, write to the Free Software Foundation,
+Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
+*/
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdarg.h>
+#include "elist.h"
+
+#ifdef DEBUG
+#define debug(fmt, ...) fprintf(stderr, "%s: " fmt, __func__, ##__VA_ARGS__)
+#else
+#define debug(fmt, ...)
+#endif
+
+#define PROGRAM_NAME "mapcat"
+#define PROGRAM_VERSION "0.1.0"
+
+// common.c
+
+typedef struct {
+	char *data;
+	size_t size, alloc;
+} vstr_t;
+
+void vstr_init(vstr_t *vstr);
+void vstr_free(vstr_t *vstr);
+void vstr_clear(vstr_t *vstr);
+int vstr_putc(vstr_t *vstr, char ch);
+int vstr_cmp(vstr_t *vstr, const char *str);
+char *vstr_strdup(vstr_t *vstr);
+void vstr_termz(vstr_t *vstr);
+float vstr_atof(vstr_t *vstr);
+
+// lexer.c
+
+#define LEXER_BUFFER 1024
+
+typedef struct {
+	int error;
+	const char *path;
+	FILE *fp;
+	bool eof;
+
+	vstr_t *token;
+	char buf[LEXER_BUFFER];
+	char *buf_c, *buf_e;
+
+	size_t cc, lc, Cc; // character, line, and column counters
+	char last;
+
+	bool in_token;
+	bool in_quote;
+	bool in_comment;
+} lexer_state_t;
+
+int lexer_open(lexer_state_t *ls, const char *path, vstr_t *token);
+int lexer_get_token(lexer_state_t *ls);
+int lexer_assert(lexer_state_t *ls, const char *match, const char *desc);
+int lexer_assert_or_eof(lexer_state_t *ls, const char *match, const char *desc);
+void lexer_perror(lexer_state_t *ls, const char *fmt, ...);
+void lexer_perror_eg(lexer_state_t *ls, const char *expected);
+int lexer_get_floats(lexer_state_t *ls, float *out, size_t count);
+
+// mapcat.c
+
+int mapcat_load(const char *path);
+int mapcat_save(const char *path);
+void mapcat_free(void);