55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#pragma src "/sys/src/lib/String"
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#pragma lib "libString.a"
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/* extensible Strings */
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typedef struct String {
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Lock;
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char *base; /* base of String */
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char *end; /* end of allocated space+1 */
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char *ptr; /* ptr into String */
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short ref;
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unsigned char fixed;
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} String;
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#define s_clone(s) s_copy((s)->base)
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#define s_to_c(s) ((s)->base)
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#define s_len(s) ((s)->ptr-(s)->base)
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extern String* s_append(String*, char*);
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extern String* s_array(char*, int);
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extern String* s_copy(char*);
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extern void s_free(String*);
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extern String* s_incref(String*);
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extern String* s_memappend(String*, char*, int);
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extern String* s_nappend(String*, char*, int);
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extern String* s_new(void);
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extern String* s_newalloc(int);
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extern String* s_parse(String*, String*);
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extern String* s_reset(String*);
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extern String* s_restart(String*);
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extern void s_terminate(String*);
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extern void s_tolower(String*);
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extern void s_putc(String*, int);
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extern String* s_unique(String*);
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extern String* s_grow(String*, int);
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#ifdef BGETC
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extern int s_read(Biobuf*, String*, int);
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extern char *s_read_line(Biobuf*, String*);
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extern char *s_getline(Biobuf*, String*);
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typedef struct Sinstack Sinstack;
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#pragma incomplete Sinstack
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extern char *s_rdinstack(Sinstack*, String*);
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extern Sinstack *s_allocinstack(char*);
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extern void s_freeinstack(Sinstack*);
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#endif /* BGETC */
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