diff options
Diffstat (limited to 'str.h')
| -rw-r--r-- | str.h | 27 |
1 files changed, 23 insertions, 4 deletions
@@ -1,4 +1,4 @@ -/* $NetBSD: str.h,v 1.9 2021/05/30 21:16:54 rillig Exp $ */ +/* $NetBSD: str.h,v 1.12 2021/12/12 13:43:47 rillig Exp $ */ /* Copyright (c) 2021 Roland Illig <rillig@NetBSD.org> @@ -60,7 +60,6 @@ typedef struct LazyBuf { size_t len; size_t cap; const char *expected; - void *freeIt; } LazyBuf; /* The result of splitting a string into words. */ @@ -182,6 +181,14 @@ Substring_Equals(Substring sub, const char *str) memcmp(sub.start, str, len) == 0; } +MAKE_INLINE bool +Substring_Eq(Substring sub, Substring str) +{ + size_t len = Substring_Length(sub); + return len == Substring_Length(str) && + memcmp(sub.start, str.start, len) == 0; +} + MAKE_STATIC Substring Substring_Sub(Substring sub, size_t start, size_t end) { @@ -266,13 +273,12 @@ LazyBuf_Init(LazyBuf *buf, const char *expected) buf->len = 0; buf->cap = 0; buf->expected = expected; - buf->freeIt = NULL; } MAKE_INLINE void LazyBuf_Done(LazyBuf *buf) { - free(buf->freeIt); + free(buf->data); } MAKE_STATIC void @@ -329,6 +335,11 @@ LazyBuf_Get(const LazyBuf *buf) return Substring_Init(start, start + buf->len); } +/* + * Returns the content of the buffer as a newly allocated string. + * + * See LazyBuf_Get to avoid unnecessary memory allocations. + */ MAKE_STATIC FStr LazyBuf_DoneGet(LazyBuf *buf) { @@ -353,6 +364,14 @@ Words_Free(Words w) SubstringWords Substring_Words(const char *, bool); MAKE_INLINE void +SubstringWords_Init(SubstringWords *w) +{ + w->words = NULL; + w->len = 0; + w->freeIt = NULL; +} + +MAKE_INLINE void SubstringWords_Free(SubstringWords w) { free(w.words); |