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Diffstat (limited to 'libotr/libgpg-error-1.42/src/mkerrcodes2.awk')
| -rw-r--r-- | libotr/libgpg-error-1.42/src/mkerrcodes2.awk | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/libotr/libgpg-error-1.42/src/mkerrcodes2.awk b/libotr/libgpg-error-1.42/src/mkerrcodes2.awk new file mode 100644 index 0000000..188f7a4 --- /dev/null +++ b/libotr/libgpg-error-1.42/src/mkerrcodes2.awk @@ -0,0 +1,134 @@ +# mkstrtable.awk +# Copyright (C) 2003 g10 Code GmbH +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program 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 +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. +# +# As a special exception, g10 Code GmbH gives unlimited permission to +# copy, distribute and modify the C source files that are the output +# of mkerrcodes2.awk. You need not follow the terms of the GNU General +# Public License when using or distributing such scripts, even though +# portions of the text of mkerrcodes2.awk appear in them. The GNU +# General Public License (GPL) does govern all other use of the material +# that constitutes the mkerrcodes2.awk program. +# +# Certain portions of the mkerrcodes2.awk source text are designed to be +# copied (in certain cases, depending on the input) into the output of +# mkerrcodes2.awk. We call these the "data" portions. The rest of the +# mkerrcodes2.awk source text consists of comments plus executable code +# that decides which of the data portions to output in any given case. +# We call these comments and executable code the "non-data" portions. +# mkstrtable.h never copies any of the non-data portions into its output. +# +# This special exception to the GPL applies to versions of mkerrcodes2.awk +# released by g10 Code GmbH. When you make and distribute a modified version +# of mkerrcodes2.awk, you may extend this special exception to the GPL to +# apply to your modified version as well, *unless* your modified version +# has the potential to copy into its output some of the text that was the +# non-data portion of the version that you started with. (In other words, +# unless your change moves or copies text from the non-data portions to the +# data portions.) If your modification has such potential, you must delete +# any notice of this special exception to the GPL from your modified version. + +# This script outputs a source file that does define the following +# symbols: +# +# static const char msgstr[]; +# A string containing all messages in the list. +# +# static const int msgidx[]; +# A list of index numbers, one for each message, that points to the +# beginning of the string in msgstr. +# +# msgidxof (code); +# A macro that maps code numbers to idx numbers. If a DEFAULT MESSAGE +# is provided (see below), its index will be returned for unknown codes. +# Otherwise -1 is returned for codes that do not appear in the list. +# You can lookup the message with code CODE with: +# msgstr + msgidx[msgidxof (code)]. +# +# The input file has the following format: +# CODE1 MESSAGE1 (Code number, <tab>, message string) +# CODE2 MESSAGE2 (Code number, <tab>, message string) +# ... +# CODEn MESSAGEn (Code number, <tab>, message string) +# DEFAULT MESSAGE (<tab>, fall-back message string) +# +# Comments (starting with # and ending at the end of the line) are removed, +# as is trailing whitespace. The last line is optional; if no DEFAULT +# MESSAGE is given, msgidxof will return the number -1 for unknown +# index numbers. + +BEGIN { +# msg holds the number of messages. + msg = 0; + print "/* Output of mkerrcodes2.awk. DO NOT EDIT. */"; + print ""; + header = 1; +} + +/^#/ { next; } + +header { + if ($1 ~ /^[0123456789]+$/) + { + print "static const int err_code_from_index[] = {"; + header = 0; + } + else + print; +} + +!header { + sub (/#.+/, ""); + sub (/[ ]+$/, ""); # Strip trailing space and tab characters. + + if (/^$/) + next; + +# Print the string msgstr line by line. We delay output by one line to be able +# to treat the last line differently (see END). + print " " $2 ","; + +# Remember the error value and index of each error code. + code[msg] = $1; + pos[msg] = $2; + msg++; +} +END { + print "};"; + print ""; + print "#define errno_to_idx(code) (0 ? -1 \\"; + +# Gather the ranges. + skip = code[0]; + start = code[0]; + stop = code[0]; + for (i = 1; i < msg; i++) + { + if (code[i] == stop + 1) + stop++; + else + { + print " : ((code >= " start ") && (code <= " stop ")) ? (code - " \ + skip ") \\"; + skip += code[i] - stop - 1; + start = code[i]; + stop = code[i]; + } + } + print " : ((code >= " start ") && (code <= " stop ")) ? (code - " \ + skip ") \\"; + print " : -1)"; +} |