diff options
Diffstat (limited to 'teco.h')
| -rw-r--r-- | teco.h | 16 |
1 files changed, 12 insertions, 4 deletions
@@ -410,6 +410,11 @@ void do_preamble_checks(void); void do_return_checks(void); +#define MAGIC_HEADER() \ + int __magic +#define MAGIC_UPDATE(X, VAL) \ + do (X)->__magic = (VAL); while (0) + #define PREAMBLE() \ do_preamble_checks(); @@ -421,6 +426,9 @@ void do_return_checks(void); do_return_checks(); \ return(val); #else +#define MAGIC_HEADER() +#define MAGIC_UPDATE(X, VAL) \ + do {} while (0) #define PREAMBLE() #define RETURN #define RETURN_VAL() @@ -453,7 +461,7 @@ void do_return_checks(void); } struct buff_header { - int buf_magic; + MAGIC_HEADER(); unsigned int buf_hash; char *name; int buffer_number; @@ -470,7 +478,7 @@ void do_return_checks(void); }; struct buff_line { - int lin_magic; + MAGIC_HEADER(); size_t buffer_size; size_t byte_count; char *buffer; @@ -480,7 +488,7 @@ void do_return_checks(void); }; struct format_line { - int fmt_magic; + MAGIC_HEADER(); struct buff_header *fmt_owning_buffer; struct buff_line *fmt_buffer_line; size_t fmt_buffer_size; @@ -500,7 +508,7 @@ void do_return_checks(void); }; struct screen_line { - int scr_magic; + MAGIC_HEADER(); short *buffer; struct format_line *companion; int sequence; |