[pure-lang-svn] SF.net SVN: pure-lang:[516] pure/trunk/pure.1.in

[<ag...@us...>]

Revision: 516
          http://pure-lang.svn.sourceforge.net/pure-lang/?rev=516&view=rev
Author:   agraef
Date:     2008-08-16 23:34:50 +0000 (Sat, 16 Aug 2008)

Log Message:
-----------
Update documentation.

Modified Paths:
--------------
    pure/trunk/pure.1.in

Modified: pure/trunk/pure.1.in
===================================================================
--- pure/trunk/pure.1.in	2008-08-16 23:13:37 UTC (rev 515)
+++ pure/trunk/pure.1.in	2008-08-16 23:34:50 UTC (rev 516)
@@ -677,7 +677,7 @@
 list and pair constructors `:' and `,' and the constant symbols `[]' and `()'
 denoting the empty list and tuple, respectively.
 .TP
-.B Using clause: using \fIname\fR ...;
+.B Using clause: using \fIname\fR, ...;
 Causes each given script to be included, at the position of the
 .B using
 clause, but only if the script was not included already. Note that the
@@ -728,9 +728,8 @@
 .PP
 Note that the
 .B using
-clause also has an alternative form which works differently and allows dynamic
-libraries to be loaded, this will be discussed in the C INTERFACE section
-below.
+clause also has an alternative form which allows dynamic libraries to be
+loaded, this will be discussed in the C INTERFACE section below.
 .SH EXCEPTION HANDLING
 Pure also offers a useful exception handling facility. To raise an exception,
 you just invoke the built-in function
@@ -854,6 +853,14 @@
 0.29552020666134
 .fi
 .sp
+Multiple prototypes can be given in one
+.B extern
+declaration, separating them with commas:
+.sp
+.nf
+\fBextern\fP double sin(double), double cos(double), double tan(double);
+.fi
+.sp
 For clarity, the parameter types can also be annotated with parameter names,
 e.g.:
 .sp
@@ -877,12 +884,12 @@
 .PP
 A variety of C integer types (char, short, int, long) are provided which are
 converted from/to the available Pure integer types in a straightforward
-way. One important thing to note here is that the the `long' type
+way. One important thing to note here is that the `long' type
 .I always
 denotes 64 bit integers, even if the corresponding C type is actually 32 bit
-(as it usually is on most contemporary systems). All integer parameter types
-take both Pure ints and bigints as arguments; truncation or sign extension is
-performed as needed, so that the C interface behaves as if the argument was
+(as it usually is on most contemporary systems). All integer parameters take
+both Pure ints and bigints as actual arguments; truncation or sign extension
+is performed as needed, so that the C interface behaves as if the argument was
 ``cast'' to the C target type. Returned integers use the smallest Pure type
 capable of holding the result (i.e., int for the C char, short and int types,
 bigint for long a.k.a. 64 bit integers).


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