mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-29 14:01:20 +00:00
1897bc3f93
* sysdeps/gnu/errlist.awk: Define _sys_errlist_internal and _sys_nerr_internal with INTVARDEF2. * include/libc-symbols.h (INTVARDEF2): New macro. * include/stdio.h (_sys_errlist_internal): Declare as hidden. (_sys_nerr_internal): Library. * sysdeps/posix/signal.c (_sigintr): Define as hidden. * sysdeps/posix/sigintr.c (_sigintr): Declare as hidden.
112 lines
3.5 KiB
Awk
112 lines
3.5 KiB
Awk
# Copyright (C) 1991-1999, 2002 Free Software Foundation, Inc.
|
|
# This file is part of the GNU C Library.
|
|
|
|
# The GNU C Library is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU Lesser General Public
|
|
# License as published by the Free Software Foundation; either
|
|
# version 2.1 of the License, or (at your option) any later version.
|
|
|
|
# The GNU C Library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
# Lesser General Public License for more details.
|
|
|
|
# You should have received a copy of the GNU Lesser General Public
|
|
# License along with the GNU C Library; if not, write to the Free
|
|
# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
# 02111-1307 USA.
|
|
|
|
# errno.texi contains lines like:
|
|
# @comment errno.h
|
|
# @comment POSIX.1: Function not implemented
|
|
# @deftypevr Macro int ENOSYS
|
|
# @comment errno 78
|
|
# Descriptive paragraph...
|
|
# @end deftypevr
|
|
|
|
BEGIN {
|
|
|
|
# Here we list the E* names that might be duplicate names for the
|
|
# same integer value on some systems. This causes the code below
|
|
# to generate ``#if defined (ALIAS) && ALIAS != ORIGINAL'' in the code,
|
|
# so the output does not presume that these are in fact aliases.
|
|
# We list here all the known potential cases on any system,
|
|
# so that the C source we produce will do the right thing based
|
|
# on the actual #define'd values it's compiled with.
|
|
alias["EWOULDBLOCK"]= "EAGAIN";
|
|
alias["EDEADLOCK"] = "EDEADLK";
|
|
alias["ENOTSUP"] = "EOPNOTSUPP";
|
|
|
|
print "/* This file is generated from errno.texi by errlist.awk. */"
|
|
print "";
|
|
print "#include <errno.h>";
|
|
print "#include <libintl.h>";
|
|
print "";
|
|
print "#ifndef SYS_ERRLIST";
|
|
print "# define SYS_ERRLIST _sys_errlist";
|
|
print "# define SYS_ERRLIST_ALIAS sys_errlist";
|
|
print "#endif";
|
|
print "#ifndef SYS_NERR";
|
|
print "# define SYS_NERR _sys_nerr";
|
|
print "# define SYS_NERR_ALIAS sys_nerr";
|
|
print "#endif";
|
|
print "#ifndef ERR_REMAP";
|
|
print "# define ERR_REMAP(n) n";
|
|
print "#endif";
|
|
print "";
|
|
print "const char *const SYS_ERRLIST[] =";
|
|
print " {";
|
|
print " [0] = N_(\"Success\"),"
|
|
}
|
|
$1 == "@comment" && $2 == "errno.h" { errnoh=1; next }
|
|
errnoh == 1 && $1 == "@comment" \
|
|
{
|
|
++errnoh;
|
|
etext = $3;
|
|
for (i = 4; i <= NF; ++i)
|
|
etext = etext " " $i;
|
|
next;
|
|
}
|
|
errnoh == 2 && $1 == "@deftypevr" && $2 == "Macro" && $3 == "int" \
|
|
{
|
|
e = $4; errnoh++; next;
|
|
}
|
|
errnoh == 3 && $1 == "@comment" && $2 == "errno" \
|
|
{
|
|
errno = $3 + 0;
|
|
if (alias[e])
|
|
printf "#if defined (%s) && %s != %s\n", e, e, alias[e];
|
|
else
|
|
printf "#ifdef %s\n", e;
|
|
errnoh = 4;
|
|
desc="";
|
|
next;
|
|
}
|
|
errnoh == 4 && $1 == "@end" && $2 == "deftypevr" \
|
|
{
|
|
printf "/*%s */\n", desc;
|
|
printf " [ERR_REMAP (%s)] = N_(\"%s\"),\n", e, etext;
|
|
print "#endif";
|
|
errnoh = 0;
|
|
next;
|
|
}
|
|
errnoh == 4 \
|
|
{
|
|
# This magic tag in C comments gets them copied into libc.pot.
|
|
desc = desc "\nTRANS " $0; next
|
|
}
|
|
{ errnoh=0 }
|
|
END {
|
|
print " };";
|
|
print "";
|
|
print "const int SYS_NERR = sizeof SYS_ERRLIST / sizeof SYS_ERRLIST [0];";
|
|
print "#ifdef SYS_ERRLIST_ALIAS";
|
|
print "weak_alias (_sys_errlist, SYS_ERRLIST_ALIAS)";
|
|
print "#endif";
|
|
print "#ifdef SYS_NERR_ALIAS";
|
|
print "weak_alias (_sys_nerr, SYS_NERR_ALIAS)";
|
|
print "#endif";
|
|
print "INTVARDEF2(SYS_ERRLIST, _sys_errlist)";
|
|
print "INTVARDEF2(SYS_NERR, _sys_nerr)";
|
|
}
|