libString.h (1456B)
1 #ifndef _LIBSTRING_H_ 2 #define _LIBSTRING_H_ 1 3 #if defined(__cplusplus) 4 extern "C" { 5 #endif 6 7 /* 8 #pragma src "/sys/src/libString" 9 #pragma lib "libString.a" 10 */ 11 AUTOLIB(String) 12 13 /* extensible Strings */ 14 typedef struct String { 15 Lock lk; 16 char *base; /* base of String */ 17 char *end; /* end of allocated space+1 */ 18 char *ptr; /* ptr into String */ 19 short ref; 20 uchar fixed; 21 } String; 22 23 #define s_clone(s) s_copy((s)->base) 24 #define s_to_c(s) ((s)->base) 25 #define s_len(s) ((s)->ptr-(s)->base) 26 27 extern String* s_append(String*, char*); 28 extern String* s_array(char*, int); 29 extern String* s_copy(char*); 30 extern void s_free(String*); 31 extern String* s_incref(String*); 32 extern String* s_memappend(String*, char*, int); 33 extern String* s_nappend(String*, char*, int); 34 extern String* s_new(void); 35 extern String* s_newalloc(int); 36 extern String* s_parse(String*, String*); 37 extern String* s_reset(String*); 38 extern String* s_restart(String*); 39 extern void s_terminate(String*); 40 extern void s_tolower(String*); 41 extern void s_putc(String*, int); 42 extern String* s_unique(String*); 43 extern String* s_grow(String*, int); 44 45 #ifdef BGETC 46 extern int s_read(Biobuf*, String*, int); 47 extern char *s_read_line(Biobuf*, String*); 48 extern char *s_getline(Biobuf*, String*); 49 typedef struct Sinstack Sinstack; 50 extern char *s_rdinstack(Sinstack*, String*); 51 extern Sinstack *s_allocinstack(char*); 52 extern void s_freeinstack(Sinstack*); 53 #endif /* BGETC */ 54 #if defined(__cplusplus) 55 } 56 #endif 57 #endif