glibc/sysdeps/unix/make-syscalls.sh
Ulrich Drepper 795fbc9aa1 update from main archive 970212
1997-02-13 02:32  Ulrich Drepper  <drepper@cygnus.com>

	* time/time.h (__nanosleep): Define only when struct timespec is
	also available.
	Reported by Ross Alexander <rossa@stimpy.cs.auckland.ac.nz>.

1997-02-12 21:34  a sun  <asun@zoology.washington.edu>

	* sysdeps/unix/sysv/linux/netinet/udp.h: New file.
	* sysdeps/unix/sysv/linux/Dist: Add netinet/udp.h.

1997-02-12 21:16  Ulrich Drepper  <drepper@cygnus.com>

	* resolv/nss_dns/dns-host.c (_nss_dns_gethostbyname_r): Follow patch
	of 1997-02-09 in resolv/gethnamaddr.c.

1997-02-11 18:52  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* libio/_G_config.h (_G_wint_t): New.

1997-02-09 11:31  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* resolv/gethnamaddr.c (gethostbyname2): Change sizeof (buf)
	to sizeof (buf.buf) while calling res_search ().

1997-02-03 20:01  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* nis/rpcsvc/yp_prot.h (ypresp_key_val): Change key to keydat,
	val to keydat, stat to status.

1997-02-12 20:45  Andreas Jaeger  <jaeger@informatik.uni-kl.de>

	* time/tzfile.c (__tzfile_read): Fix problem with SUID programs.

1997-02-12 19:55  Ulrich Drepper  <drepper@cygnus.com>

	* db/btree/bt_split.c (bt_psplit): Apply official patches #2 and #4
	by Keith Bostic.

1997-02-11 14:49  Andreas Jaeger  <jaeger@informatik.uni-kl.de>

	* stdlib/atoll.c: Undefined atoll, not atol.

1997-02-08 09:36  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/Makefile ($(common-objpfx)sysd-syscalls): Remove
	unused arguments of shell script.

	* Makeconfig (all-object-suffixes): New variable.
	* Makerules ($(+sysdir_pfx)sysd-rules, +make-deps): Use it instead
	of $(object-suffixes).
	* sysdeps/unix/make-syscalls.sh: Likewise.  Fix comment.
1997-02-13 05:10:35 +00:00

78 lines
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#! /bin/sh
# Usage: make-syscalls.sh ../sysdeps/unix/common
# Expects $sysdirs in environment.
thisdir=$1; shift
# Get the list of system calls for this directory.
calls=`sed 's/#.*$//
/^[ ]*$/d' $thisdir/syscalls.list`
# Check each sysdep dir with higher priority than this one,
# and remove from $calls all the functions found in other dirs.
for dir in $sysdirs; do
# Punt when we reach the directory defining these syscalls.
test $dir = $thisdir && break
# Remove each syscall that is implemented by a file in $dir.
# If a syscall specified a "caller", then only compile that syscall
# if the caller function is also implemented in this directory.
calls=`echo "$calls" | while read file caller rest; do
test -f $dir/$file.c && continue
test -f $dir/$file.S && continue
test -f $dir/$file.s && continue
if test x$caller != x-; then
test -f $dir/$caller.c && continue
test -f $dir/$caller.S && continue
test -f $dir/$caller.s && continue
fi
echo $file $caller $rest
done`
done
# Any calls left?
test -n "$calls" || exit 0
files=
# Emit rules to compile the syscalls remaining in $calls.
echo "$calls" | while read file caller syscall nargs strong weak; do
# Figure out if $syscall is defined with a number in syscall.h.
$asm_CPP - << EOF | grep "^@@@ .*$syscall" >/dev/null && continue
#include <sysdep.h>
@@@ SYS_ify ($syscall)
EOF
# Make sure only the first syscall rule is used, if multiple dirs
# define the same syscall.
echo "ifeq (,\$(filter $file,\$(unix-syscalls)))"
# Accumulate the list of syscall files for this directory.
echo "unix-syscalls += $file"
test x$caller = x- || echo "unix-extra-syscalls += $file"
# Emit a compilation rule for this syscall.
echo "\
\$(foreach o,\$(all-object-suffixes),\$(objpfx)$file\$o): \\
\$(common-objpfx)s-proto.d
(echo '#include <sysdep.h>'; \\
echo 'PSEUDO ($strong, $syscall, $nargs)'; \\
echo ' ret'; \\
echo 'PSEUDO_END($strong)'; \\"
# Append any weak aliases defined for this syscall function.
for name in $weak; do
echo " echo 'weak_alias ($strong, $name)'; \\"
done
# And finally, pipe this all into the compiler.
echo ' ) | $(COMPILE.S) -x assembler-with-cpp -o $@ -'
echo endif
done