1 files changed, 55 insertions, 0 deletions
diff --git a/src/printf.h b/src/printf.h
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index 0000000..2bff087
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+++ b/src/printf.h
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+// Copyright © Tavian Barnes <tavianator@tavianator.com>
+// SPDX-License-Identifier: 0BSD
+
+/**
+ * Implementation of -printf/-fprintf.
+ */
+
+#ifndef BFS_PRINTF_H
+#define BFS_PRINTF_H
+
+#include "color.h"
+
+struct BFTW;
+struct bfs_ctx;
+struct bfs_expr;
+
+/**
+ * A printf command, the result of parsing a single format string.
+ */
+struct bfs_printf;
+
+/**
+ * Parse a -printf format string.
+ *
+ * @param ctx
+ *         The bfs context.
+ * @param expr
+ *         The expression to fill in.
+ * @param format
+ *         The format string to parse.
+ * @return
+ *         0 on success, -1 on failure.
+ */
+int bfs_printf_parse(const struct bfs_ctx *ctx, struct bfs_expr *expr, const char *format);
+
+/**
+ * Evaluate a parsed format string.
+ *
+ * @param cfile
+ *         The CFILE to print to.
+ * @param format
+ *         The parsed printf format.
+ * @param ftwbuf
+ *         The bftw() data for the current file.
+ * @return
+ *         0 on success, -1 on failure.
+ */
+int bfs_printf(CFILE *cfile, const struct bfs_printf *format, const struct BFTW *ftwbuf);
+
+/**
+ * Free a parsed format string.
+ */
+void bfs_printf_free(struct bfs_printf *format);
+
+#endif // BFS_PRINTF_H