Doc about crypt functions.

* doc/posix-functions/crypt.texi: Mention need for _GNU_SOURCE on glibc
systems.
* doc/posix-functions/encrypt.texi: Likewise.
* doc/posix-functions/setkey.texi: Likewise.

diff --git a/ChangeLog b/ChangeLog
index aa3b895..7d3a85a 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2011-09-08  Reuben Thomas  <rrt@sc3d.org>
+            Bruno Haible  <bruno@clisp.org>
+
+       Doc about crypt functions.
+       * doc/posix-functions/crypt.texi: Mention need for _GNU_SOURCE on glibc
+       systems.
+       * doc/posix-functions/encrypt.texi: Likewise.
+       * doc/posix-functions/setkey.texi: Likewise.
+
 2011-09-08  Simon Josefsson  <simon@josefsson.org>
 
        * lib/gc.h: Fix copyright header.

diff --git a/doc/posix-functions/crypt.texi b/doc/posix-functions/crypt.texi
index b7f1927..24e6380 100644 (file)
--- a/doc/posix-functions/crypt.texi
+++ b/doc/posix-functions/crypt.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 FreeBSD 6.0, NetBSD 5.0, Cygwin, mingw.
+@item
+This function is not declared in @code{<unistd.h>}
+(without @code{-D_GNU_SOURCE}) on some platforms:
+glibc 2.11.
 @end itemize

diff --git a/doc/posix-functions/encrypt.texi b/doc/posix-functions/encrypt.texi
index 225f27e..d43cc3a 100644 (file)
--- a/doc/posix-functions/encrypt.texi
+++ b/doc/posix-functions/encrypt.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 NetBSD 5.0, Minix 3.1.8, Cygwin, mingw, BeOS.
+@item
+This function is not declared in @code{<unistd.h>}
+(without @code{-D_GNU_SOURCE}) on some platforms:
+glibc 2.11.
 @end itemize

diff --git a/doc/posix-functions/setkey.texi b/doc/posix-functions/setkey.texi
index d624fe8..3c525b0 100644 (file)
--- a/doc/posix-functions/setkey.texi
+++ b/doc/posix-functions/setkey.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 NetBSD 5.0, Minix 3.1.8, Cygwin, mingw, BeOS.
+@item
+This function is not declared in @code{<stdlib.h>}
+(without @code{-D_GNU_SOURCE}) on some platforms:
+glibc 2.11.
 @end itemize