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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /sysdeps/mach/hurd/errlist.awk
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initial import
Diffstat (limited to 'sysdeps/mach/hurd/errlist.awk')
-rw-r--r--sysdeps/mach/hurd/errlist.awk77
1 files changed, 77 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/errlist.awk b/sysdeps/mach/hurd/errlist.awk
new file mode 100644
index 0000000000..a06ec88af7
--- /dev/null
+++ b/sysdeps/mach/hurd/errlist.awk
@@ -0,0 +1,77 @@
+# Copyright (C) 1991, 1992, 1993, 1994, 1995 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 Library General Public License
+# as published by the Free Software Foundation; either version 2 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
+# Library General Public License for more details.
+
+# You should have received a copy of the GNU Library General Public
+# License along with the GNU C Library; see the file COPYING.LIB.  If
+# not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+# Cambridge, MA 02139, USA.
+
+# errno.texinfo contains lines like:
+# @comment errno.h
+# @comment POSIX.1: Function not implemented
+# @deftypevr Macro int ENOSYS
+# @comment errno 78
+
+BEGIN {
+    print "/* This file is generated from errno.texi by errlist.awk.  */"
+    print "";
+    print "#ifndef HAVE_GNU_LD"
+    print "#define _sys_nerr sys_nerr"
+    print "#define _sys_errlist sys_errlist"
+    print "#endif"
+    print ""
+    print "const char *_sys_errlist[] =";
+    print "  {";
+    maxerrno = 0;
+    print "    \"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;
+    msgs[errno] = etext;
+    names[errno] = e;
+    if (errno > maxerrno) maxerrno = errno;
+    next;
+  }
+{ errnoh=0 }
+END {
+  for (i = 1; i <= maxerrno; ++i)
+    {
+      if (names[i] == "")
+	print "    \"Reserved error " i "\",";
+      else
+	printf "%-40s/* %d = %s */\n", "    \"" msgs[i] "\",", i, names[i];
+    }
+  print "  };";
+  print "";
+  print "#include <errno.h>";
+  printf "#if _HURD_ERRNOS != %d\n", maxerrno+1;
+  print "#error errlist/errnos generation bug";
+  print "#endif"
+  printf "const int _sys_nerr = %d;\n", maxerrno+1;
+  print "weak_alias (_sys_errlist, sys_errlist)"
+  print "weak_alias (_sys_nerr, sys_nerr)"
+  }