perl 5.003_07: dev/null

Date: Wed, 9 Oct 1996 22:29:44 -0400 (EDT)
From: Ilya Zakharevich <ilya@math.ohio-state.edu>

sys/un.h is not very useful without Merlin toolkit.
updates for fork()ing.

Date: Wed, 9 Oct 1996 22:29:44 -0400 (EDT)
From: Ilya Zakharevich <ilya@math.ohio-state.edu>

added.

1 files changed, 106 insertions, 0 deletions

diff --git a/os2/Changes b/os2/Changes
new file mode 100644
index 0000000000..9a9524f161
--- /dev/null
+++ b/os2/Changes
@@ -0,0 +1,106 @@
+after 5.003_05:
+	PERLLIB_PREFIX was not active if it matches an element of @INC
+		as a whole.
+	Do not need PERL_SBRK if crtdll-revision is >= 50.
+	Use -Zsmall-conv if crtdll-revision is >= 50 (in static perl!).
+:7: warning: #warning <dirent.h> requires <sys/types.h>
+	We compile miniperl static. It cannot fork, thus there may be
+		problems with pipes (since HAS_FORK is in
+		place). Pipes are required by makemaker.
+	We compile perl___.exe A.OUT and dynamic. It should be able to
+		fork.
+	If we can fork, we my_popen by popen unless "-|". Thus we
+		write a cooky "-1" into the pid array to indicate
+		this.
+	Apparently we can fork, and we can load dynamic extensions
+		now, though probably not simultaneously.
+	*DB tests corrected for OS/2 one-user stat[2].
+	/bin/sh is intercepted and replaced by SH_PATH.
+	Note that having '\\' in the command line of one-arg `system'
+		would trigger call via shell.
+	Segfault with system {'ls'} 'blah'; corrected.
+	Documentation of OS/2-different features added to main PODs.
+	New buitins in Cwd::
+
+		Cwd::current_drive
+		Cwd::sys_chdir		- leaves drive as it is.
+		Cwd::change_drive
+		Cwd::sys_is_absolute	- has drive letter and is_rooted
+		Cwd::sys_is_rooted	- has leading [/\\] (maybe
+					  after a drive)
+		Cwd::sys_is_relative	- changes with current dir
+		Cwd::sys_cwd		- Interface to cwd from EMX.
+		Cwd::sys_abspath(name, dir)	
+					- Really really odious
+					  function. Returns absolute
+					  name of file which would 
+					  have 'name' if CWD were 'dir'.
+					Dir defaults to the current dir.
+		Cwd::extLibpath [type]	- Get/set current value of extended
+		Cwd::extLibpath_set	- library search path.
+			path [type]
+					The optional last argument redirects
+					   to END-path if true,
+					   default is to search BEGIN-path.
+		(Note that some of these may be moved to different
+		  libraries - eventually).
+	Executables: 
+		perl - can fork, can dynalink (but not simultaneously)
+		perl_ - can fork, cannot dynalink
+		perl__ - same as perl___, but PM.
+		perl___ - cannot fork, can dynalink.
+	The build of the first one - perl - is rather convoluted, and
+	  requires a build of miniperl_.
+after 5.003_05:
+	PERLLIB_PREFIX was not active if it matches an element of @INC
+		as a whole.
+	Do not need PERL_SBRK if crtdll-revision is >= 50.
+	Use -Zsmall-conv if crtdll-revision is >= 50 (in static perl!).
+:7: warning: #warning <dirent.h> requires <sys/types.h>
+	We compile miniperl static. It cannot fork, thus there may be
+		problems with pipes (since HAS_FORK is in
+		place). Pipes are required by makemaker.
+	We compile perl___.exe A.OUT and dynamic. It should be able to
+		fork.
+	If we can fork, we my_popen by popen unless "-|". Thus we
+		write a cooky "-1" into the pid array to indicate
+		this.
+	Apparently we can fork, and we can load dynamic extensions
+		now, though probably not simultaneously.
+	*DB tests corrected for OS/2 one-user stat[2].
+	/bin/sh is intercepted and replaced by SH_PATH.
+	Note that having '\\' in the command line of one-arg `system'
+		would trigger call via shell.
+	Segfault with system {'ls'} 'blah'; corrected.
+	Documentation of OS/2-different features added to main PODs.
+	New buitins in Cwd::
+
+		Cwd::current_drive
+		Cwd::sys_chdir		- leaves drive as it is.
+		Cwd::change_drive
+		Cwd::sys_is_absolute	- has drive letter and is_rooted
+		Cwd::sys_is_rooted	- has leading [/\\] (maybe
+					  after a drive)
+		Cwd::sys_is_relative	- changes with current dir
+		Cwd::sys_cwd		- Interface to cwd from EMX.
+		Cwd::sys_abspath(name, dir)	
+					- Really really odious
+					  function. Returns absolute
+					  name of file which would 
+					  have 'name' if CWD were 'dir'.
+					Dir defaults to the current dir.
+		Cwd::extLibpath [type]	- Get/set current value of extended
+		Cwd::extLibpath_set	- library search path.
+			path [type]
+					The optional last argument redirects
+					   to END-path if true,
+					   default is to search BEGIN-path.
+		(Note that some of these may be moved to different
+		  libraries - eventually).
+	Executables: 
+		perl - can fork, can dynalink (but not simultaneously)
+		perl_ - can fork, cannot dynalink
+		perl__ - same as perl___, but PM.
+		perl___ - cannot fork, can dynalink.
+	The build of the first one - perl - is rather convoluted, and
+	  requires a build of miniperl_.