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author | Kevin Ryde <user42@zip.com.au> | 2005-06-22 23:49:40 +0000 |
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committer | Kevin Ryde <user42@zip.com.au> | 2005-06-22 23:49:40 +0000 |
commit | 8c3fa3e53a9a3cb175238ad86048c0abb085c22b (patch) | |
tree | b37e9fc7c6a7058c97d1ef5fc253d6feb8b4fed8 /doc/ref/libguile-concepts.texi | |
parent | 1cf1bb9513823aa7b9a669b42016a1767b4a8290 (diff) | |
download | guile-8c3fa3e53a9a3cb175238ad86048c0abb085c22b.tar.gz |
Spelling errors reported by hyperdivision.
Diffstat (limited to 'doc/ref/libguile-concepts.texi')
-rw-r--r-- | doc/ref/libguile-concepts.texi | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/doc/ref/libguile-concepts.texi b/doc/ref/libguile-concepts.texi index c2e3b3767..dca61058f 100644 --- a/doc/ref/libguile-concepts.texi +++ b/doc/ref/libguile-concepts.texi @@ -89,7 +89,7 @@ Scheme terms). You need to use @code{scm_is_eq} for this. The one exception is that you can directly assign a @code{SCM} value to a @code{SCM} variable by using the C @code{=} operator. -The following (contrieved) example shows how to do it right. It +The following (contrived) example shows how to do it right. It implements a function of two arguments (@var{a} and @var{flag}) that returns @var{a}+1 if @var{flag} is true, else it returns @var{a} unchanged. @@ -193,7 +193,7 @@ periodically free all blocks that have been allocated but are not used by any active Scheme values. This activity is called @dfn{garbage collection}. -It is easy for Guile to remember all blocks of memory that is has +It is easy for Guile to remember all blocks of memory that it has allocated for use by Scheme values, but you need to help it with finding all Scheme values that are in use by C code. @@ -217,7 +217,7 @@ collector. This works because the collector scans the stack for potential references to @code{SCM} objects and considers all referenced objects to be alive. The scanning considers each and every word of the stack, regardless of what it is actually used for, and then decides -whether it could possible be a reference to a @code{SCM} object. Thus, +whether it could possibly be a reference to a @code{SCM} object. Thus, the scanning is guaranteed to find all actual references, but it might also find words that only accidentally look like references. These `false positives' might keep @code{SCM} objects alive that would @@ -281,7 +281,7 @@ implemented by a function that calls itself, that is, by recursion. This approach is theoretically very powerful since it is easier to reason formally about recursion than about gotos. In C, using -recursion exclusively would not be practical, tho, since it would eat +recursion exclusively would not be practical, though, since it would eat up the stack very quickly. In Scheme, however, it is practical: function calls that appear in a @dfn{tail position} do not use any additional stack space (@pxref{Tail Calls}). @@ -291,7 +291,7 @@ calling function does. The value returned by the called function is immediately returned from the calling function. In the following example, the call to @code{bar-1} is in a tail position, while the call to @code{bar-2} is not. (The call to @code{1-} in @code{foo-2} -is in a tail position, tho.) +is in a tail position, though.) @lisp (define (foo-1 x) @@ -384,7 +384,7 @@ prefer to use the @dfn{frames} concept that is more natural for C code, (@pxref{Frames}). Instead of coping with non-local control flow, you can also prevent it -by errecting a @emph{continuation barrier}, @xref{Continuation +by erecting a @emph{continuation barrier}, @xref{Continuation Barriers}. The function @code{scm_c_with_continuation_barrier}, for example, is guaranteed to return exactly once. @@ -541,7 +541,7 @@ fresh object that no other thread can possibly know about until it is returned from @code{my_list_to_vector}.) Of course the behavior of @code{my_list_to_vector} is suboptimal when -@var{list} does indeed gets asynchronously lengthened or shortened in +@var{list} does indeed get asynchronously lengthened or shortened in another thread. But it is robust: it will always return a valid vector. That vector might be shorter than expected, or its last elements might be unspecified, but it is a valid vector and if a program wants to rule |