X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flibpspp%2Fgetl.h;h=3142d3870622ad0af62aa7ab6c8724a43cea70ae;hb=bc02bc027697df3207f827de722c26d8cc87e824;hp=27faee6445818e1ca29f68e71a74daae4789c39f;hpb=8381768f3394a907c621cb9acbb77b83f5cd4875;p=pspp diff --git a/src/libpspp/getl.h b/src/libpspp/getl.h index 27faee6445..3142d38706 100644 --- a/src/libpspp/getl.h +++ b/src/libpspp/getl.h @@ -1,6 +1,5 @@ /* PSPP - computes sample statistics. Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc. - Written by Ben Pfaff . This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as @@ -23,12 +22,12 @@ #include #include -struct string; +struct string; struct getl_source; /* Syntax rules that apply to a given source line. */ -enum getl_syntax +enum getl_syntax { /* Each line that begins in column 1 starts a new command. A `+' or `-' in column 1 is ignored to allow visual @@ -41,14 +40,14 @@ enum getl_syntax GETL_INTERACTIVE }; -/* An abstract base class for objects which act as line buffers for the +/* An abstract base class for objects which act as line buffers for the PSPP. Ie anything which might contain content for the lexer */ -struct getl_interface +struct getl_interface { /* Returns true if the interface is interactive, that is, if it prompts a human user. This property is independent of the syntax mode returned by the read member function. */ - bool (*interactive) (const struct getl_interface *); + bool (*interactive) (const struct getl_interface *); /* Read a line the intended syntax mode from the interface. Returns true if succesful, false on failure or at end of @@ -71,24 +70,25 @@ struct getl_interface int (*location) (const struct getl_interface *); }; -void getl_initialize (void); -void getl_uninitialize (void); +struct source_stream; -void getl_clear_include_path (void); -void getl_add_include_dir (const char *); -const char * getl_include_path (void); +struct source_stream * create_source_stream (const char *); +void destroy_source_stream (struct source_stream *); -void getl_abort_noninteractive (void); -bool getl_is_interactive (void); +void getl_clear_include_path (struct source_stream *); +void getl_add_include_dir (struct source_stream *, const char *); +const char * getl_include_path (const struct source_stream *); -bool getl_read_line (bool *interactive); +void getl_abort_noninteractive (struct source_stream *); +bool getl_is_interactive (const struct source_stream *); -bool do_read_line (struct string *line, enum getl_syntax *syntax); +bool getl_read_line (struct source_stream *, struct string *, + enum getl_syntax *); -void getl_append_source (struct getl_interface *s) ; -void getl_include_source (struct getl_interface *s) ; +void getl_append_source (struct source_stream *, struct getl_interface *s) ; +void getl_include_source (struct source_stream *, struct getl_interface *s) ; -const char * getl_source_name (void); -int getl_source_location (void); +const char * getl_source_name (const struct source_stream *); +int getl_source_location (const struct source_stream *); #endif /* line-buffer.h */