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体验新版 GitCode,发现更多精彩内容 >>
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cf72af77
编写于
5月 31, 2014
作者:
S
Sean Barrett
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电子邮件补丁
差异文件
header guards, fix faux-null-ptr constant, tweak docs
上级
666596ed
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1
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1 changed file
with
13 addition
and
7 deletion
+13
-7
stretchy_buffer.h
stretchy_buffer.h
+13
-7
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stretchy_buffer.h
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cf72af77
...
...
@@ -16,12 +16,14 @@
// - the length of the "in-use" part of the array
// - the current size of the allocated array
//
// I find it to be super-convenient in C, but it lacks many of the
// abilities of vector<>: there is no range checking, the object
// address isn't stable (see next section for details), the set
// of methods available is small (although the file stb.h has
// another implementation of stretchy buffers called 'stb_arr'
// which provides more methods, e.g. for insertion and deletion).
// I find it to be single most useful non-built-in-structure when
// programming in C (hash tables a close second), but to be clear
// it lacks many of the capabilities of C++ vector<>: there is no
// range checking, the object address isn't stable (see next section
// for details), the set of methods available is small (although
// the file stb.h has another implementation of stretchy buffers
// called 'stb_arr' which provides more methods, e.g. for insertion
// and deletion).
//
// How to use:
//
...
...
@@ -98,6 +100,9 @@
// the main trick is in realizing in the first place that it's
// possible to do this in a generic, type-safe way in C.
#ifndef STB_STRETCHY_BUFFER_H_INCLUDED
#define STB_STRETCHY_BUFFER_H_INCLUDED
#ifndef NO_STRETCHY_BUFFER_SHORT_NAMES
#define sb_free stb_sb_free
#define sb_push stb_sb_push
...
...
@@ -137,6 +142,7 @@ static void * stb__sbgrowf(void *arr, int increment, int itemsize)
#ifdef STRETCHY_BUFFER_OUT_OF_MEMORY
STRETCHY_BUFFER_OUT_OF_MEMORY
;
#endif
return
(
void
*
)
8
;
// try to force a NULL pointer exception later
return
(
void
*
)
(
2
*
sizeof
(
int
))
;
// try to force a NULL pointer exception later
}
}
#endif // STB_STRETCHY_BUFFER_H_INCLUDED
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