s/xbm_read_file()/grab_file/()

src/common/grab-file.c

@@ -0,0 +1,31 @@
+/*
+ * Read file into memory
+ *
+ * Copyright Johan Malm 2020
+ */
+
+#define _POSIX_C_SOURCE 200809L
+#include "common/grab-file.h"
+#include "common/buf.h"
+
+#include <stdio.h>
+
+char *grab_file(const char *filename)
+{
+	char *line = NULL;
+	size_t len = 0;
+	FILE *stream = fopen(filename, "r");
+	if (!stream)
+		return NULL;
+	struct buf buffer;
+	buf_init(&buffer);
+	while ((getline(&line, &len, stream) != -1)) {
+		char *p = strrchr(line, '\n');
+		if (p)
+			*p = '\0';
+		buf_add(&buffer, line);
+	}
+	free(line);
+	fclose(stream);
+	return (buffer.buf);
+}