diff options
Diffstat (limited to 'txr.1')
| -rw-r--r-- | txr.1 | 25 |
1 files changed, 18 insertions, 7 deletions
@@ -56143,15 +56143,18 @@ in order to extract the return value of foreign function calls, and by the FFI callback mechanism to extract the arguments coming into a callback. -.coNP Function @ carray-vec +.coNP Functions @ carray-vec and @ carray-list .synb .mets (carray-vec < vec < type <> [ null-term-p ]) +.mets (carray-list < list < type <> [ null-term-p ]) .syne .desc The .code carray-vec -function allocates storage for the representation of a foreign array, and -returns a +and +.code carray-list +functions allocate storage for the representation of a foreign array, and +return a .code carray object which holds a pointer to that storage. @@ -56162,9 +56165,11 @@ is retained as the .code carray object's element type. -Prior to returning, the function +Prior to returning, the functions initializes the foreign array by converting the elements of .meta vec +or, respectively, +.meta list into elements of the foreign array. The conversion is performed using the put semantics of .metn type , @@ -56174,6 +56179,8 @@ The length of the returned .code carray is determined from the length of .meta vec +or +.meta list and from the value of the Boolean argument .metn null-term-p . @@ -56183,8 +56190,10 @@ is .codn nil , then the length of the .code carray -is the same as that of -.metn vec . +is the same as that of the input +.meta vec +or +.metn list . A true value of .meta null-term-p @@ -56192,7 +56201,9 @@ indicates null termination. This causes the length of the .code carray to be one greater than that of -.metn vec , +.meta vec +or +.metn list , and the extra element allocated to the foreign array is filled with zero bytes. .coNP Function @ carray-blank |