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authorManoj Srivastava <srivasta@debian.org>2016-01-12 22:52:19 -0800
committerManoj Srivastava <srivasta@debian.org>2016-01-12 22:52:19 -0800
commitb6522e6981f04e1ca972204cea280ed27d8924a2 (patch)
treefdd677eefa3aed99f658c178f94719e781439de9
parentff52cc133ccaff7df1b92de5f005b2d574734941 (diff)
parente6df8b40bcec77dd84e583c2cfb0152e8666210f (diff)
Merge branch 'upstream'
-rwxr-xr-xConfigure45
-rw-r--r--MANIFEST16
-rw-r--r--jmake/files/Jmake.rules41
-rw-r--r--jmake/files/Jmake.tmpl8
-rw-r--r--mcon/U/Options.U15
-rw-r--r--mcon/U/d_bfd_lib.U5
-rw-r--r--mcon/U/d_bsearch.U39
-rw-r--r--mcon/U/d_cbrt.U4
-rw-r--r--mcon/U/d_clearenv.U38
-rw-r--r--mcon/U/d_dirent_d_namlen.U42
-rw-r--r--mcon/U/d_dirent_d_type.U11
-rw-r--r--mcon/U/d_dirfd.U42
-rw-r--r--mcon/U/d_fchdir.U40
-rw-r--r--mcon/U/d_fdopendir.U42
-rw-r--r--mcon/U/d_fstatat.U43
-rw-r--r--mcon/U/d_getprogname.U40
-rw-r--r--mcon/U/d_getpwnam.U38
-rw-r--r--mcon/U/d_getpwuid.U38
-rw-r--r--mcon/U/d_openat.U38
-rw-r--r--mcon/U/d_pipe.U4
-rw-r--r--mcon/U/d_pipe2.U46
-rw-r--r--mcon/U/d_proginvocname.U40
-rw-r--r--mcon/U/d_setenv.U38
-rw-r--r--mcon/U/d_setprogname.U40
-rw-r--r--mcon/U/d_unsetenv.U38
25 files changed, 753 insertions, 38 deletions
diff --git a/Configure b/Configure
index f27fe64..40a347d 100755
--- a/Configure
+++ b/Configure
@@ -14,11 +14,11 @@
# Note: this Configure script was generated automatically. Rather than
# working with this copy of Configure, you may wish to get metaconfig.
# The dist package (which contains metaconfig) is available via SVN:
-# svn co https://svn.sourceforge.net/svnroot/dist/trunk/dist
+# svn co https://svn.code.sf.net/p/dist/code/trunk/dist
-# $Id: Head.U 41 2010-11-28 00:21:26Z rmanfredi $
+# $Id: Head.U 167 2013-05-08 17:58:00Z rmanfredi $
#
-# Generated on Tue Feb 7 19:02:16 RST 2012 [metaconfig 3.5-123]
+# Generated on Sat Nov 14 16:05:58 CET 2015 [metaconfig 3.5-197]
cat >c1$$ <<EOF
ARGGGHHHH!!!!!
@@ -283,6 +283,7 @@ ldflags=''
lkflags=''
locincpth=''
optimize=''
+pthread=''
cf_email=''
cf_by=''
cf_time=''
@@ -721,7 +722,7 @@ while test $# -gt 0; do
esac
shift
;;
- -V) echo "$me generated by metaconfig 3.5-123." >&2
+ -V) echo "$me generated by metaconfig 3.5-197." >&2
exit 0;;
--) break;;
-*) echo "$me: unknown option $1" >&2; shift; error=true;;
@@ -787,8 +788,13 @@ case "$silent" in
true) exec 1>/dev/null;;
esac
-: run the defines and the undefines, if any, but leave the file out there...
touch optdef.sh
+if grep -q '\\' optdef.sh >/dev/null 2>&1; then
+ echo "Configure does not support \\ in -D or -U arguments" >&2
+ exit 1
+fi
+
+: run the defines and the undefines, if any, but leave the file out there...
. ./optdef.sh
: create the posthint manipulation script and leave the file out there...
touch posthint.sh
@@ -1620,6 +1626,7 @@ EOSC
: determine whether symbolic links are supported
echo " "
$rm -f blurfl sym
+$touch blurfl
if $ln -s blurfl sym > /dev/null 2>&1 && $test -f sym; then
echo "Symbolic links are supported." >&4
lns="$ln -s"
@@ -2136,6 +2143,7 @@ esac
saved_osname="$osname"
saved_osvers="$osvers"
+saved_libswanted="$libswanted"
tmp_n="$n"
tmp_c="$c"
tmp_sh="$sh"
@@ -2196,6 +2204,12 @@ osvers="$saved_osvers"
n="$tmp_n"
c="$tmp_c"
+case "$libswanted" in
+"$saved_libswanted") ;;
+*) libs='';;
+esac
+libswanted="$saved_libswanted"
+
. ./checkcc
case "$targetarch" in
'') ;;
@@ -3314,9 +3328,19 @@ your organization...
EOM
cont=x
while test "$cont"; do
+ case "$MAILDOMAIN" in
+ '')
+ if $test -s /etc/mailname; then
+ maildomain=`$cat /etc/mailname`
+ else
+ maildomain="$myhostname$mydomain"
+ fi
+ ;;
+ *) maildomain="$MAILDOMAIN";;
+ esac
case "$cf_email" in
- '') dflt="$cf_by@$myhostname$mydomain";;
- *) dflt="$cf_email";;
+ '') dflt="$cf_by@$maildomain";;
+ *) dflt="$cf_email";;
esac
rp='What is your e-mail address?'
. ./myread
@@ -3675,6 +3699,7 @@ case "$optimize" in
'none') optimize=" ";;
esac
+
dflt=''
: We will not override a previous value, but we might want to
: augment a hint file
@@ -3868,7 +3893,7 @@ rmlist="$rmlist pdp11"
: coherency check
echo " "
echo "Checking your choice of C compiler and flags for coherency..." >&4
-set X $cc $optimize $ccflags $ldflags -o try try.c
+set X $cc $optimize $pthread $ccflags $ldflags -o try try.c
shift
$cat >try.msg <<EOM
I've tried to compile and run a simple program with:
@@ -4544,6 +4569,7 @@ prefix='$prefix'
prefixexp='$prefixexp'
privlib='$privlib'
privlibexp='$privlibexp'
+pthread='$pthread'
revision='$revision'
rm='$rm'
rmail='$rmail'
@@ -4626,8 +4652,7 @@ fi
: Finish up by extracting the .SH files
case "$alldone" in
exit)
- $rm -rf UU
- echo "Extraction done."
+ echo "Stopping at your request, leaving temporary files around."
exit 0
;;
cont)
diff --git a/MANIFEST b/MANIFEST
index d3d2050..6df8abd 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -173,6 +173,7 @@ mcon/U/d_bfd_lib.U Is the BFD library available?
mcon/U/d_bindtxtcode.U Do we have bind_textdomain_codeset()?
mcon/U/d_brokstat.U Check whether stat() macros are broken
mcon/U/d_bsdjmp.U Do we have BSD _setjmp() and _longjmp()?
+mcon/U/d_bsearch.U Do we have bsearch()?
mcon/U/d_built_bswap32.U Is __builtin_bswap32() available?
mcon/U/d_built_bswap64.U Is __builtin_bswap64() available?
mcon/U/d_built_clz.U Is __builtin_clz() available?
@@ -189,6 +190,7 @@ mcon/U/d_chown.U Do we have chown()?
mcon/U/d_chroot.U Do we have chroot()?
mcon/U/d_chsize.U Size of a char
mcon/U/d_ckeypad.U Do we have the curses keypad()?
+mcon/U/d_clearenv.U Do we have clearenv()?
mcon/U/d_clock_getres.U Do we have clock_getres()?
mcon/U/d_clock_gettime.U Do we have clock_gettime()?
mcon/U/d_closedir.U Do we have closedir()?
@@ -204,7 +206,9 @@ mcon/U/d_debugging.U Conditionally defines -DDEBUGGING
mcon/U/d_deflate.U Do we have zlib's deflate()?
mcon/U/d_devpoll.U Can we use /dev/poll?
mcon/U/d_difftime.U Do we have difftime()?
+mcon/U/d_dirent_d_namlen.U Does struct dirent has a member d_namlen?
mcon/U/d_dirent_d_type.U Does struct dirent has a member d_type?
+mcon/U/d_dirfd.U Do we have dirfd()?
mcon/U/d_dladdr.U Do we have dladdr()?
mcon/U/d_dlerror.U Do we have dlerror()?
mcon/U/d_dliterphdr.U Do we have dl_iterate_phdr()?
@@ -218,11 +222,13 @@ mcon/U/d_epoll.U Can we use epoll_xxx() routines?
mcon/U/d_etext_symbol.U Whether linker defines the "etext" symbol
mcon/U/d_euc2jis.U Do we have euc2jis()?
mcon/U/d_fast_assert.U Can we use fast assertions?
+mcon/U/d_fchdir.U Do we have fchdir()?
mcon/U/d_fchmod.U Do we have fchmod()?
mcon/U/d_fchown.U Do we have fchown()?
mcon/U/d_fcntl.U Do we have fcntl()?
mcon/U/d_fd_set.U Do we have the fd set manipulation macros?
mcon/U/d_fdatasync.U Do we have fdatasync()?
+mcon/U/d_fdopendir.U Do we have fdopendir()?
mcon/U/d_ffs.U Do we have ffs()?
mcon/U/d_fgetpos.U Do we have fgetpos()?
mcon/U/d_flexfnam.U Long filenames?
@@ -230,6 +236,7 @@ mcon/U/d_flock.U Do we have flock()?
mcon/U/d_fmod.U Do we have fmod()?
mcon/U/d_fork.U Do we have fork()?
mcon/U/d_fsetpos.U Do we have fsetpos()?
+mcon/U/d_fstatat.U Do we have fstatat()?
mcon/U/d_fsync.U Do we have fsync()?
mcon/U/d_ftime.U Do we have ftime()?
mcon/U/d_ftrncate.U Do we have ftruncate()?
@@ -253,7 +260,10 @@ mcon/U/d_getpgrp.U Do we have getpgrp()?
mcon/U/d_getpgrp2.U Do we have getpgrp2()? (DG/UX)
mcon/U/d_getppid.U Do we have getppid()?
mcon/U/d_getprior.U Do we have getpriority()?
+mcon/U/d_getprogname.U Do we have getprogname()?
mcon/U/d_getpwent.U How is passwd info gotten?
+mcon/U/d_getpwnam.U Do we have getpwnam()?
+mcon/U/d_getpwuid.U Do we have getpwuid()?
mcon/U/d_getrlimit.U Do we have getrlimit()?
mcon/U/d_gettext.U Checks whether gettext() is available
mcon/U/d_gettext.U Do we have gettext()?
@@ -320,12 +330,14 @@ mcon/U/d_nls.U Do we support NLS?
mcon/U/d_nolnbuf.U Is stdout line buffered?
mcon/U/d_normsig.U signal() vs sigset()
mcon/U/d_open3.U Do we have the 3 arguments form for open()?
+mcon/U/d_openat.U Do we have openat()?
mcon/U/d_passwd.U Do we have passwd()?
mcon/U/d_pathconf.U Do we have pathconf()?
mcon/U/d_pause.U Do we have pause()?
mcon/U/d_perror.U Do we have perror()?
mcon/U/d_pidcheck.U Is kill(pid, 0) allowed for PID checks?
mcon/U/d_pipe.U Do we have pipe()?
+mcon/U/d_pipe2.U Do we have pipe2()?
mcon/U/d_poll.U Do we have poll()?
mcon/U/d_popen.U Do we have popen()?
mcon/U/d_portable.U How portable do we want to be?
@@ -333,6 +345,7 @@ mcon/U/d_posix_fadvise.U Do we have posix_fadvise()?
mcon/U/d_posix_memalign.U Do we have posix_memalign()?
mcon/U/d_pread.U Do we have pread()?
mcon/U/d_preadv.U Do we have preadv()?
+mcon/U/d_proginvocname.U Do we have program_invocation_name variables?
mcon/U/d_psignal.U Do we have psignal()?
mcon/U/d_ptattr_setstack.U Do we have pthread_attr_setstack()?
mcon/U/d_pwrite.U Do we have pwrite()?
@@ -366,6 +379,7 @@ mcon/U/d_semop.U Do we have semop()?
mcon/U/d_sendfile.U Do we have sendfile()?
mcon/U/d_sendmsg.U Do we have sendmsg()?
mcon/U/d_setegid.U Do we have setegid()?
+mcon/U/d_setenv.U Do we have setenv()?
mcon/U/d_seteuid.U Do we have seteuid()?
mcon/U/d_setgrps.U Do we have setgroups()?
mcon/U/d_setlnbuf.U Do we have setlinebuf()?
@@ -375,6 +389,7 @@ mcon/U/d_setpgrp.U Do we have setpgrp()?
mcon/U/d_setpgrp2.U Do we have setpgrp2()? (DG/UX)
mcon/U/d_setprior.U Do we have setpriority()?
mcon/U/d_setproctitle.U Do we have setproctitle()?
+mcon/U/d_setprogname.U Do we have setprogname()?
mcon/U/d_setregid.U Do we have setregid()?
mcon/U/d_setreuid.U Do we have setreuid()?
mcon/U/d_setrgid.U Do we have setrgid()?
@@ -446,6 +461,7 @@ mcon/U/d_uctx_mctx.U Do we have a uc_mcontext field in struct ucontext?
mcon/U/d_uctx_mctx_gregs.U Do we have uc_mcontext.gregs[] in struct ucontext?
mcon/U/d_ulimit.U Do we have ulimit()?
mcon/U/d_umask.U Do we have umask()?
+mcon/U/d_unsetenv.U Do we have unsetenv()?
mcon/U/d_usendir.U Use our own ndir routines?
mcon/U/d_usleep.U Do we have usleep()?
mcon/U/d_uwait.U Is there a 'union wait' declaration around here?
diff --git a/jmake/files/Jmake.rules b/jmake/files/Jmake.rules
index 0b0c02d..f02bd9b 100644
--- a/jmake/files/Jmake.rules
+++ b/jmake/files/Jmake.rules
@@ -1,12 +1,12 @@
;########################################################################
;# Jmake rules for building libraries, programs, scripts, and data files
-;# $Id: Jmake.rules 174 2014-04-05 08:19:48Z rmanfredi $
+;# $Id: Jmake.rules 195 2015-04-27 21:30:17Z rmanfredi $
/*
* MACHINE-INDEPENDENT RULES -- DO NOT MODIFY
*/
-/* $Id: Jmake.rules 174 2014-04-05 08:19:48Z rmanfredi $
+/* $Id: Jmake.rules 195 2015-04-27 21:30:17Z rmanfredi $
*
* Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
*
@@ -282,7 +282,7 @@ local_deinstall.man:: @@\
* Generate rules to install the indicated library.
*/
#define InstallLibrary(libname,dest) @!\
-local_install:: lib^^libname.a @@\
+local_install local_install-strip:: lib^^libname.a @@\
_MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -m 644 lib^^libname.a $(INSTALL_PREFIX)^^^dest @@\
$(RANLIB) dest/lib^^libname.a @@\
@@ -297,7 +297,7 @@ local_deinstall:: @@\
* Generate rules to install the shared library.
*/
#define InstallSharedLibrary(libname,rev,dest) @!\
-local_install:: lib^^libname.so.rev @@\
+local_install local_install-strip:: lib^^libname.so.rev @@\
_MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -m 444 lib^^libname.so.rev $(INSTALL_PREFIX)^^^dest @!\
@!\
@@ -310,7 +310,7 @@ local_deinstall:: @@\
* Generate rules to install the shared library data
*/
#define InstallSharedLibraryData(libname,rev,dest) @!\
-local_install:: lib^^libname.sa.rev @@\
+local_install local_install-strip:: lib^^libname.sa.rev @@\
_MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -m 444 lib^^libname.sa.rev $(INSTALL_PREFIX)^^^dest @!\
@!\
@@ -324,7 +324,7 @@ local_deinstall:: @@\
* for the purposes of aliasing.
*/
#define InstallLibraryAlias(libname,alias,dest) @!\
-local_install:: lib^^libname.a @@\
+local_install local_install-strip:: lib^^libname.a @@\
$(RM) lib^^alias.a @@\
-(cd dest; $(LN) lib^^libname.a lib^^alias.a) @!\
@!\
@@ -376,7 +376,7 @@ InstallManPageLong(file,dest,file)
* install flags.
*/
#define InstallNonExec(file,dest) @!\
-local_install:: file @@\
+local_install local_install-strip:: file @@\
_MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -m 444 file $(INSTALL_PREFIX)^^^dest @!\
@!\
@@ -388,10 +388,16 @@ local_deinstall:: @@\
* InstallProgramWithFlags:
* Generate rules to install an executable program using given
* install flags.
+ * By default, program is not stripped, but the install-strip target
+ * will force stripping.
*/
#define InstallProgramWithFlags(program,dest,flags) @!\
local_install:: program @@\
_MakeInstallDirIgnore(dest) \ @@\
+ $(INSTALL) -c -m 555 flags program^^^$(_EXE) $(INSTALL_PREFIX)^^^dest @!\
+ @!\
+local_install-strip:: program @@\
+ _MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -s -m 555 flags program^^^$(_EXE) $(INSTALL_PREFIX)^^^dest @!\
@!\
local_deinstall:: @@\
@@ -401,10 +407,10 @@ local_deinstall:: @@\
/*
* InstallProgramNoStripWithFlags:
* Generate rules to install an executable program using given
- * install flags.
+ * install flags. The program is never stripped.
*/
#define InstallProgramNoStripWithFlags(program,dest,flags) @!\
-local_install:: program @@\
+local_install local_install-strip:: program @@\
_MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -m 555 flags program^^^$(_EXE) $(INSTALL_PREFIX)^^^dest @!\
@!\
@@ -416,6 +422,8 @@ local_deinstall:: @@\
* InstallProgram:
* Generate rules to install an executable program using any special
* install flags set in $(INSTALLFLAGS).
+ * By default, program is not stripped, but the install-strip target
+ * will force stripping.
*/
#define InstallProgram(program,dest) @!\
InstallProgramWithFlags(program,dest,^^)
@@ -437,7 +445,7 @@ InstallProgramNoStripWithFlags(program,dest,^^)
* install flags.
*/
#define InstallScriptWithFlags(script,dest,flags) @!\
-local_install:: script @@\
+local_install local_install-strip:: script @@\
_MakeInstallDirIgnore(dest) \ @@\
$(INSTALL) -c -m 555 flags script $(INSTALL_PREFIX)^^^dest @!\
@!\
@@ -461,7 +469,7 @@ InstallScriptWithFlags(script,dest,^^)
*/
#define InstallScripts() @!\
|once _InstallScripts_ @!\
-local_install:: $(SCRIPTS) $(LSCRIPTS) @@\
+local_install local_install-strip:: $(SCRIPTS) $(LSCRIPTS) @@\
_MakeInstallDirIgnore($(SCRIPTDIR)) \ @@\
for file in $(SCRIPTS) $(LSCRIPTS); do \ @@\
(set -x; \ @@\
@@ -644,6 +652,10 @@ local_clobber:: local_realclean @!\
%SUBDIRS:install:: local_install @@\
@exit 0 @!\
@!\
+?SUBDIRS:install-strip:: local_install-strip sub_install-strip @!\
+%SUBDIRS:install-strip:: local_install-strip @@\
+ @exit 0 @!\
+ @!\
?SUBDIRS:install.man:: maybe_install.man sub_install.man @!\
%SUBDIRS:install.man:: maybe_install.man @!\
?SUBDIRS:deinstall:: sub_deinstall local_deinstall @!\
@@ -1194,7 +1206,7 @@ subdirs: @@\
@case '${MFLAGS}' in *[ik]*) set +e;; *) set -e;; esac; \ @@\
for i in dirs ;\ @@\
do \ @@\
- (cd $$i ; echo $(VERB) "in $(DIR)$$i..."; \ @@\
+ (cd $$i ; echo "$(VERB) in $(DIR)$$i..."; \ @@\
$(MAKE) $(MFLAGS) $(FLAGS) $(TARGET)) || exit 1; \ @@\
done
@@ -1292,7 +1304,8 @@ DependDirs($(SUBDIRS))
* files.
*/
#define InstallSubdirs() \
-NamedSubTargetSubdirs(install,"Installing",^^) @!\
+NamedSubTargetSubdirs(install,"Installing",^^) @!\
+NamedSubTargetSubdirs(install-strip,"Installing (strip)",^^) @!\
NamedDepthTargetSubdirs(deinstall,"Deinstalling",^^)
@@ -1425,7 +1438,7 @@ step:: @@\
* time (removed by deinstall).
*/
#define MakeInstallDirectories(dirs) @!\
-local_install:: @@\
+local_install local_install-strip:: @@\
_MakeInstallDirs(dirs) @!\
@!\
local_deinstall:: @@\
diff --git a/jmake/files/Jmake.tmpl b/jmake/files/Jmake.tmpl
index a06d405..7765fba 100644
--- a/jmake/files/Jmake.tmpl
+++ b/jmake/files/Jmake.tmpl
@@ -1,7 +1,7 @@
/*
* Generic jmake template
*
- * $Id: Jmake.tmpl 156 2012-12-19 16:44:39Z rmanfredi $
+ * $Id: Jmake.tmpl 183 2015-04-12 09:48:11Z rmanfredi $
*
* Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
*
@@ -27,7 +27,7 @@
*/
: Makefile.SH generated from Jmake.tmpl and Jmakefile <TAG>
-: $Id: Jmake.tmpl 156 2012-12-19 16:44:39Z rmanfredi $
+: $Id: Jmake.tmpl 183 2015-04-12 09:48:11Z rmanfredi $
/*************************************************************************
* *
@@ -217,6 +217,7 @@ MakeSubdirs()
* in this directory.
*/
local_install::
+local_install-strip::
local_deinstall::
local_install.man::
local_deinstall.man::
@@ -229,6 +230,9 @@ local_deinstall.man::
local_install::
@echo "install in $(CURRENT) done."
+local_install-strip::
+ @echo "install (strip) in $(CURRENT) done."
+
local_deinstall::
@echo "deinstall in $(CURRENT) done."
diff --git a/mcon/U/Options.U b/mcon/U/Options.U
index c9b5632..6dbf001 100644
--- a/mcon/U/Options.U
+++ b/mcon/U/Options.U
@@ -1,4 +1,4 @@
-?RCS: $Id: Options.U 167 2013-05-08 17:58:00Z rmanfredi $
+?RCS: $Id: Options.U 191 2015-04-19 10:04:17Z rmanfredi $
?RCS:
?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
?RCS:
@@ -354,8 +354,19 @@ case "$silent" in
true) exec 1>/dev/null;;
esac
-: run the defines and the undefines, if any, but leave the file out there...
+?X: Patch from H.Merijn Brand -- 2015-04-19
+?X: The reasoning behind this change is that optdef.sh gets sourced and the
+?X: arguments, like prefix, are passed around in different quotation styles
+?X: and subshells all around, and the (unescaped) backslash will not be
+?X: pertained in the final config.sh
+?X: Note that -q is POSIX but to be sure, we also silence all output --RAM
touch optdef.sh
+if grep -q '\\' optdef.sh >/dev/null 2>&1; then
+ echo "Configure does not support \\ in -D or -U arguments" >&2
+ exit 1
+fi
+
+: run the defines and the undefines, if any, but leave the file out there...
. ./optdef.sh
: create the posthint manipulation script and leave the file out there...
?X: this file will be perused by Oldconfig.U
diff --git a/mcon/U/d_bfd_lib.U b/mcon/U/d_bfd_lib.U
index cf21c45..a58d1c1 100644
--- a/mcon/U/d_bfd_lib.U
+++ b/mcon/U/d_bfd_lib.U
@@ -42,7 +42,10 @@ int main(void)
}
EOC
cyn="whether the BFD library is available"
+?X: Modern BFD library versions no longer require -lintl and -liberty but do
+?X: require -ldl, on Linux at least. -- RAM, 2014-07-22
set d_bfd_lib '-lbfd -lintl -liberty' '-lbfd -liberty' '-lbfd -liberty -lz' \
- '-lbfd -lintl -liberty -lz' '-lbfd -lz' '-lbfd -lintl -lz'
+ '-lbfd -lintl -liberty -lz' '-lbfd -lz' '-lbfd -lintl -lz' \
+ '-lbfd -lz -ldl'
eval $trylink
diff --git a/mcon/U/d_bsearch.U b/mcon/U/d_bsearch.U
new file mode 100644
index 0000000..17ac23a
--- /dev/null
+++ b/mcon/U/d_bsearch.U
@@ -0,0 +1,39 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_bsearch: Trylink cat
+?MAKE: -pick add $@ %<
+?S:d_bsearch:
+?S: This variable conditionally defines the HAS_BSEARCH symbol, which
+?S: indicates to the C program that it can use the bsearch() routine
+?S: to perform a binary search on a sorted array.
+?S:.
+?C:HAS_BSEARCH:
+?C: This symbol, if defined, indicates that the bsearch() routine
+?C: is available to perform a binary search on a sorted array.
+?C:.
+?H:#$d_bsearch HAS_BSEARCH /**/
+?H:.
+?LINT:set d_bsearch
+: see if there is a bsearch
+$cat >try.c <<EOC
+#include <stdlib.h>
+int mycmp(const void *a, const void *b)
+{
+ return (char *) a - (char *) b;
+}
+int main(int argc, char **argv)
+{
+ return NULL == bsearch("foo", argv, argc, sizeof argv[0], mycmp);
+}
+EOC
+cyn=bsearch
+set d_bsearch
+eval $trylink
+
diff --git a/mcon/U/d_cbrt.U b/mcon/U/d_cbrt.U
index 66014e2..c04a7c8 100644
--- a/mcon/U/d_cbrt.U
+++ b/mcon/U/d_cbrt.U
@@ -1,4 +1,4 @@
-?RCS: $Id: d_cbrt.U 167 2013-05-08 17:58:00Z rmanfredi $
+?RCS: $Id: d_cbrt.U 182 2014-11-23 16:40:05Z rmanfredi $
?RCS:
?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
?RCS:
@@ -15,7 +15,7 @@
?MAKE:d_cbrt: Trylink cat
?MAKE: -pick add $@ %<
?S:d_cbrt:
-?S: This variable conditionally defines the CBRT symbol, which
+?S: This variable conditionally defines the HAS_CBRT symbol, which
?S: indicates to the C program that the cbrt() (cube root) function
?S: is available.
?S:.
diff --git a/mcon/U/d_clearenv.U b/mcon/U/d_clearenv.U
new file mode 100644
index 0000000..d8e892f
--- /dev/null
+++ b/mcon/U/d_clearenv.U
@@ -0,0 +1,38 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_clearenv: Trylink cat i_stdlib
+?MAKE: -pick add $@ %<
+?S:d_clearenv:
+?S: This variable conditionally defines the HAS_CLEARENV
+?S: symbol, which indicates to the C program that clearenv()
+?S: is available to clear the environment.
+?S:.
+?C:HAS_CLEARENV:
+?C: This symbol is defined when clearenv() is there to clear the
+?C: environment.
+?C:.
+?H:#$d_clearenv HAS_CLEARENV
+?H:.
+?LINT: set d_clearenv
+: do we have clearenv?
+$cat >try.c <<EOC
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main(void)
+{
+ return clearenv();
+}
+EOC
+cyn=clearenv
+set d_clearenv
+eval $trylink
+
diff --git a/mcon/U/d_dirent_d_namlen.U b/mcon/U/d_dirent_d_namlen.U
new file mode 100644
index 0000000..00fdfb2
--- /dev/null
+++ b/mcon/U/d_dirent_d_namlen.U
@@ -0,0 +1,42 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_dirent_d_namlen: Trylink cat i_dirent
+?MAKE: -pick add $@ %<
+?S:d_dirent_d_namlen:
+?S: This variable conditionally defines the HAS_DIRENT_D_NAMLEN symbol,
+?S: which indicates to the C program that struct dirent has an
+?S: integer member d_namlen. Better check for HAS_DIRENT_D_NAMLEN than
+?S: DIRNAMLEN since the latter has a weaker test not involving compilation.
+?S:.
+?C:HAS_DIRENT_D_NAMLEN:
+?C: This symbol, if defined, indicates that struct dirent has an
+?C: integer member d_namlen to hold the actual string length of d_name.
+?C:.
+?H:#$d_dirent_d_namlen HAS_DIRENT_D_NAMLEN /**/
+?H:.
+?LINT:set d_dirent_d_namlen
+: check whether struct dirent has a member d_namlen.
+$cat >try.c <<EOC
+#include <sys/types.h>
+#$i_dirent I_DIRENT
+#ifdef I_DIRENT
+#include <dirent.h>
+#endif
+int main(void)
+{
+ static struct dirent dir_entry;
+ dir_entry.d_namlen |= 1;
+ return 0;
+}
+EOC
+cyn="whether struct dirent has a d_namlen member"
+set d_dirent_d_namlen
+eval $trylink
+
diff --git a/mcon/U/d_dirent_d_type.U b/mcon/U/d_dirent_d_type.U
index 6334118..3ee08cc 100644
--- a/mcon/U/d_dirent_d_type.U
+++ b/mcon/U/d_dirent_d_type.U
@@ -1,4 +1,4 @@
-?RCS: $Id: d_dirent_d_type.U 167 2013-05-08 17:58:00Z rmanfredi $
+?RCS: $Id: d_dirent_d_type.U 185 2015-04-17 07:20:44Z rmanfredi $
?RCS:
?RCS: Copyright (c) 2006, Christian Biere
?RCS:
@@ -13,11 +13,13 @@
?S:d_dirent_d_type:
?S: This variable conditionally defines the HAS_DIRENT_D_TYPE symbol,
?S: which indicates to the C program that struct dirent has an
-?S: integer member d_type.
+?S: integer member d_type.
?S:.
?C:HAS_DIRENT_D_TYPE:
?C: This symbol, if defined, indicates that struct dirent has an
-?C: integer member d_type.
+?C: integer member d_type. Note that DT_WHT is BSD-specific and may
+?C: not be available. If DT_UNKNOWN is returned, the filesystem does
+?C: not fill d_type even though it is present in the dir entry.
?C:.
?H:#$d_dirent_d_type HAS_DIRENT_D_TYPE /**/
?H:.
@@ -40,8 +42,7 @@ int main(void)
| DT_BLK
| DT_REG
| DT_LNK
- | DT_SOCK
- | DT_WHT;
+ | DT_SOCK;
return 0;
}
EOC
diff --git a/mcon/U/d_dirfd.U b/mcon/U/d_dirfd.U
new file mode 100644
index 0000000..269b2d4
--- /dev/null
+++ b/mcon/U/d_dirfd.U
@@ -0,0 +1,42 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_dirfd: Trylink cat i_dirent
+?MAKE: -pick add $@ %<
+?S:d_dirfd:
+?S: This variable conditionally defines HAS_DIRFD when dirfd() is
+?S: available to get the underlying file descriptor from opendir().
+?S:.
+?C:HAS_DIRFD:
+?C: This symbol, if defined, indicates that the dirfd() routine is
+?C: available to get the underlying file descriptor from a DIR *
+?C: opened by opendir().
+?C:.
+?H:#$d_dirfd HAS_DIRFD /**/
+?H:.
+?LINT:set d_dirfd
+: see if dirfd exists
+$cat >try.c <<EOC
+#include <sys/types.h>
+#$i_dirent I_DIRENT
+#ifdef I_DIRENT
+#include <dirent.h>
+#endif
+int main(void)
+{
+ static DIR *dir;
+ static int ret;
+ ret = dirfd(dir);
+ return ret ? 0 : 1;
+}
+EOC
+cyn=dirfd
+set d_dirfd
+eval $trylink
+
diff --git a/mcon/U/d_fchdir.U b/mcon/U/d_fchdir.U
new file mode 100644
index 0000000..2ed47e2
--- /dev/null
+++ b/mcon/U/d_fchdir.U
@@ -0,0 +1,40 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_fchdir: Trylink cat i_unistd
+?MAKE: -pick add $@ %<
+?S:d_fchdir:
+?S: This variable conditionally defines HAS_FCHDIR if fchdir() is
+?S: available to change the directory to that of an opened directory.
+?S:.
+?C:HAS_FCHDIR:
+?C: This symbol, if defined, indicates that the fchdir routine is
+?C: available to change the working directory to that of the opened
+?C: directory whose file descriptor is given.
+?C:.
+?H:#$d_fchdir HAS_FCHDIR /**/
+?H:.
+?LINT:set d_fchdir
+: see if fchdir exists
+$cat >try.c <<EOC
+#$i_unistd I_UNISTD
+#ifdef I_UNISTD
+#include <unistd.h>
+#endif
+int main(void)
+{
+ static int fd, ret;
+ ret |= fchdir(fd);
+ return ret ? 0 : 1;
+}
+EOC
+cyn=fchdir
+set d_fchdir
+eval $trylink
+
diff --git a/mcon/U/d_fdopendir.U b/mcon/U/d_fdopendir.U
new file mode 100644
index 0000000..02a0ddc
--- /dev/null
+++ b/mcon/U/d_fdopendir.U
@@ -0,0 +1,42 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_fdopendir: Trylink cat i_dirent
+?MAKE: -pick add $@ %<
+?S:d_fdopendir:
+?S: This variable conditionally defines HAS_FDOPENDIR if fdopendir() is
+?S: available to open a directory using an opened file descriptor already
+?S: referring to that directory.
+?S:.
+?C:HAS_FDOPENDIR:
+?C: This symbol, if defined, indicates that the fdopendir() routine is
+?C: available to open directories using an opened file descriptor already
+?C: referring to that directory.
+?C:.
+?H:#$d_fdopendir HAS_FDOPENDIR /**/
+?H:.
+?LINT:set d_fdopendir
+: see if fdopendir exists
+$cat >try.c <<EOC
+#$i_dirent I_DIRENT
+#include <sys/types.h>
+#ifdef I_DIRENT
+#include <dirent.h>
+#endif
+int main(void)
+{
+ static DIR *d;
+ d = fdopendir(0);
+ return (DIR *) 0 == d;
+}
+EOC
+cyn=fdopendir
+set d_fdopendir
+eval $trylink
+
diff --git a/mcon/U/d_fstatat.U b/mcon/U/d_fstatat.U
new file mode 100644
index 0000000..55412f7
--- /dev/null
+++ b/mcon/U/d_fstatat.U
@@ -0,0 +1,43 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_fstatat: Trylink cat i_sysstat
+?MAKE: -pick add $@ %<
+?S:d_fstatat:
+?S: This variable conditionally defines HAS_FSTATAT if fstatat() is
+?S: available to do file stats with a relative path interepreted in
+?S: the context of an opened directory.
+?S:.
+?C:HAS_FSTATAT:
+?C: This symbol, if defined, indicates that the fstatat() routine is
+?C: available to do file stats with a relative path interepreted in
+?C: the context of an opened directory.
+?C:.
+?H:#$d_fstatat HAS_FSTATAT /**/
+?H:.
+?LINT:set d_fstatat
+: see if fstatat exists
+$cat >try.c <<EOC
+#$i_sysstat I_SYS_STAT
+#include <fcntl.h> /* AT_* constants */
+#ifdef I_SYS_STAT
+#include <sys/stat.h>
+#endif
+int main(void)
+{
+ static int ret;
+ struct stat sb;
+ ret |= fstatat(AT_FDCWD, "path", &sb, 0);
+ return ret ? 0 : 1;
+}
+EOC
+cyn=fstatat
+set d_fstatat
+eval $trylink
+
diff --git a/mcon/U/d_getprogname.U b/mcon/U/d_getprogname.U
new file mode 100644
index 0000000..a5a6175
--- /dev/null
+++ b/mcon/U/d_getprogname.U
@@ -0,0 +1,40 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_getprogname: Trylink cat i_stdlib
+?MAKE: -pick add $@ %<
+?S:d_getprogname:
+?S: This variable conditionally defines the HAS_GETPROGNAME
+?S: symbol, which indicates to the C program that getprogname()
+?S: is available to get the program name.
+?S:.
+?C:HAS_GETPROGNAME:
+?C: This symbol is defined when getprogname() is there to get the
+?C: program name.
+?C:.
+?H:#$d_getprogname HAS_GETPROGNAME
+?H:.
+?LINT: set d_getprogname
+: can we use getprogname?
+$cat >try.c <<EOC
+#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main(void)
+{
+ printf("%s\n", getprogname());
+ return 0;
+}
+EOC
+cyn=getprogname
+set d_getprogname
+eval $trylink
+
diff --git a/mcon/U/d_getpwnam.U b/mcon/U/d_getpwnam.U
new file mode 100644
index 0000000..74d117a
--- /dev/null
+++ b/mcon/U/d_getpwnam.U
@@ -0,0 +1,38 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_getpwnam: Trylink cat
+?MAKE: -pick add $@ %<
+?S:d_getpwnam:
+?S: This variable conditionally defines the HAS_GETPWNAM symbol, which
+?S: indicates to the C program that it can use the getpwnam() routine
+?S: to get the /etc/passwd structure entries for given user name.
+?S:.
+?C:HAS_GETPWNAM:
+?C: This symbol, if defined, indicates that the getpwnam() routine
+?C: is available to get the /etc/passwd structure entries for given
+?C: user name.
+?C:.
+?H:#$d_getpwnam HAS_GETPWNAM /**/
+?H:.
+?LINT:set d_getpwnam
+: see if there is a getpwnam
+$cat >try.c <<EOC
+#include <pwd.h>
+int main(void)
+{
+ struct passwd pw;
+ pw = *getpwnam("foo");
+ return pw.pw_name ? 0 : 1;
+}
+EOC
+cyn=getpwnam
+set d_getpwnam
+eval $trylink
+
diff --git a/mcon/U/d_getpwuid.U b/mcon/U/d_getpwuid.U
new file mode 100644
index 0000000..8c49ea3
--- /dev/null
+++ b/mcon/U/d_getpwuid.U
@@ -0,0 +1,38 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_getpwuid: Trylink cat
+?MAKE: -pick add $@ %<
+?S:d_getpwuid:
+?S: This variable conditionally defines the HAS_GETPWUID symbol, which
+?S: indicates to the C program that it can use the getpwuid() routine
+?S: to get the /etc/passwd structure entries for given user ID.
+?S:.
+?C:HAS_GETPWUID:
+?C: This symbol, if defined, indicates that the getpwuid() routine
+?C: is available to get the /etc/passwd structure entries for given
+?C: user ID.
+?C:.
+?H:#$d_getpwuid HAS_GETPWUID /**/
+?H:.
+?LINT:set d_getpwuid
+: see if there is a getpwuid
+$cat >try.c <<EOC
+#include <pwd.h>
+int main(void)
+{
+ struct passwd pw;
+ pw = *getpwuid(0);
+ return pw.pw_name ? 0 : 1;
+}
+EOC
+cyn=getpwuid
+set d_getpwuid
+eval $trylink
+
diff --git a/mcon/U/d_openat.U b/mcon/U/d_openat.U
new file mode 100644
index 0000000..8565ee5
--- /dev/null
+++ b/mcon/U/d_openat.U
@@ -0,0 +1,38 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_openat: Trylink cat
+?MAKE: -pick add $@ %<
+?S:d_openat:
+?S: This variable conditionally defines HAS_OPENAT if openat() is
+?S: available to open files with a relative path interepreted in
+?S: the context of an opened directory.
+?S:.
+?C:HAS_OPENAT:
+?C: This symbol, if defined, indicates that the openat() routine is
+?C: available to open files with a relative path interepreted in
+?C: the context of an opened directory.
+?C:.
+?H:#$d_openat HAS_OPENAT /**/
+?H:.
+?LINT:set d_openat
+: see if openat exists
+$cat >try.c <<EOC
+#include <fcntl.h> /* AT_* constants */
+int main(void)
+{
+ static int ret;
+ ret |= openat(AT_FDCWD, "path", /* flags */ 0, /* mode */ 0);
+ return ret ? 0 : 1;
+}
+EOC
+cyn=openat
+set d_openat
+eval $trylink
+
diff --git a/mcon/U/d_pipe.U b/mcon/U/d_pipe.U
index a0cd165..19952c6 100644
--- a/mcon/U/d_pipe.U
+++ b/mcon/U/d_pipe.U
@@ -1,4 +1,4 @@
-?RCS: $Id: d_pipe.U 167 2013-05-08 17:58:00Z rmanfredi $
+?RCS: $Id: d_pipe.U 196 2015-11-01 14:35:37Z rmanfredi $
?RCS:
?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
?RCS:
@@ -21,7 +21,7 @@
?S: indicates to the C program that the pipe() routine is available
?S: to create an inter-process channel.
?S:.
-?C:HAS_PIPE :
+?C:HAS_PIPE:
?C: This symbol, if defined, indicates that the pipe routine is
?C: available to create an inter-process channel.
?C:.
diff --git a/mcon/U/d_pipe2.U b/mcon/U/d_pipe2.U
new file mode 100644
index 0000000..df03115
--- /dev/null
+++ b/mcon/U/d_pipe2.U
@@ -0,0 +1,46 @@
+?RCS:
+?RCS: Copyright (c) 2015, Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_pipe2: Trylink cat i_unistd i_sysfile
+?MAKE: -pick add $@ %<
+?S:d_pipe2:
+?S: This variable conditionally defines the HAS_PIPE2 symbol, which
+?S: indicates to the C program that the pipe2() routine is available
+?S: to create an inter-process channel with some flags.
+?S:.
+?C:HAS_PIPE2:
+?C: This symbol, if defined, indicates that the pipe routine is
+?C: available to create an inter-process channel with O_CLOEXEC or
+?C: O_NONBLOCK flags.
+?C:.
+?H:#$d_pipe2 HAS_PIPE2 /**/
+?H:.
+?LINT:set d_pipe2
+: see if pipe2 exists
+$cat >try.c <<EOC
+#$i_unistd I_UNISTD
+#$i_sysfile I_SYS_FILE
+#ifdef I_UNISTD
+#include <unistd.h>
+#endif
+#ifdef I_SYS_FILE
+#include <sys/file.h> /* For O_* constants */
+#endif
+#include <fcntl.h> /* For O_* constants */
+int main(void)
+{
+ static int fds[2], ret;
+ ret |= pipe2(fds, O_CLOEXEC | O_NONBLOCK);
+ return ret ? 0 : 1;
+}
+EOC
+cyn=pipe2
+set d_pipe2
+eval $trylink
+
diff --git a/mcon/U/d_proginvocname.U b/mcon/U/d_proginvocname.U
new file mode 100644
index 0000000..1ebd177
--- /dev/null
+++ b/mcon/U/d_proginvocname.U
@@ -0,0 +1,40 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_proginvocname: Trylink cat
+?MAKE: -pick add $@ %<
+?S:d_proginvocname:
+?S: This variable conditionally defines the HAS_PROGRAM_INVOCATION_NAME
+?S: symbol, which indicates to the C program that the two variables
+?S: program_invocation_name and program_invocation_short_name are set
+?S: at startup time.
+?S:.
+?C:HAS_PROGRAM_INVOCATION_NAME:
+?C: This symbol is defined when the C startup sets the two variables
+?C: program_invocation_name and program_invocation_short_name. To get
+?C: these definitions, <errno.h> must be included with __USE_GNU defined.
+?C:.
+?H:#$d_proginvocname HAS_PROGRAM_INVOCATION_NAME
+?H:.
+?LINT: set d_proginvocname
+: do we have the program_invocation_name variable?
+$cat >try.c <<EOC
+#include <stdio.h>
+#define __USE_GNU
+#include <errno.h>
+int main(void)
+{
+ printf("%s\n%s\n", program_invocation_name, program_invocation_short_name);
+ return 0;
+}
+EOC
+cyn="whether C startup sets program_invocation_name"
+set d_proginvocname
+eval $trylink
+
diff --git a/mcon/U/d_setenv.U b/mcon/U/d_setenv.U
new file mode 100644
index 0000000..9fcfd52
--- /dev/null
+++ b/mcon/U/d_setenv.U
@@ -0,0 +1,38 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_setenv: Trylink cat i_stdlib
+?MAKE: -pick add $@ %<
+?S:d_setenv:
+?S: This variable conditionally defines the HAS_SETENV
+?S: symbol, which indicates to the C program that setenv()
+?S: is available to change or add an environment variable.
+?S:.
+?C:HAS_SETENV:
+?C: This symbol is defined when setenv() is available to change or
+?C: add an environment variable.
+?C:.
+?H:#$d_setenv HAS_SETENV
+?H:.
+?LINT: set d_setenv
+: do we have setenv?
+$cat >try.c <<EOC
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main(void)
+{
+ return setenv("foo", "bar", 1);
+}
+EOC
+cyn=setenv
+set d_setenv
+eval $trylink
+
diff --git a/mcon/U/d_setprogname.U b/mcon/U/d_setprogname.U
new file mode 100644
index 0000000..0e53fdb
--- /dev/null
+++ b/mcon/U/d_setprogname.U
@@ -0,0 +1,40 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_setprogname: Trylink cat i_stdlib
+?MAKE: -pick add $@ %<
+?S:d_setprogname:
+?S: This variable conditionally defines the HAS_SETPROGNAME
+?S: symbol, which indicates to the C program that setprogname()
+?S: is available to set the program name.
+?S:.
+?C:HAS_SETPROGNAME:
+?C: This symbol is defined when setprogname() is there to set the
+?C: program name.
+?C:.
+?H:#$d_setprogname HAS_SETPROGNAME
+?H:.
+?LINT: set d_setprogname
+: can we use setprogname?
+$cat >try.c <<EOC
+#include <sys/types.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main(void)
+{
+ setprogname("test");
+ return 0;
+}
+EOC
+cyn=setprogname
+set d_setprogname
+eval $trylink
+
diff --git a/mcon/U/d_unsetenv.U b/mcon/U/d_unsetenv.U
new file mode 100644
index 0000000..8fcd511
--- /dev/null
+++ b/mcon/U/d_unsetenv.U
@@ -0,0 +1,38 @@
+?RCS:
+?RCS: Copyright (c) 2015 Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic License; a copy of which may be found at the root
+?RCS: of the source tree for dist 4.0.
+?RCS:
+?MAKE:d_unsetenv: Trylink cat i_stdlib
+?MAKE: -pick add $@ %<
+?S:d_unsetenv:
+?S: This variable conditionally defines the HAS_UNSETENV
+?S: symbol, which indicates to the C program that unsetenv()
+?S: is available to delete an environment variable.
+?S:.
+?C:HAS_UNSETENV:
+?C: This symbol is defined when unsetenv() is available to delete
+?C: an environment variable.
+?C:.
+?H:#$d_unsetenv HAS_UNSETENV
+?H:.
+?LINT: set d_unsetenv
+: do we have unsetenv?
+$cat >try.c <<EOC
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main(void)
+{
+ return unsetenv("foo");
+}
+EOC
+cyn=unsetenv
+set d_unsetenv
+eval $trylink
+