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[+ AutoGen5 Template -*- Mode: C -*-
h=%s-temp.h
c=%s-temp.c +][+
`stamp=\`sed 's,.*stamp: *",,;s,".*,,' <<\_EOF_
Time-stamp: "2018-08-08 17:59:09 bkorb"
_EOF_
\` ` +][+
;; This file is part of AutoOpts, a companion to AutoGen.
;; AutoOpts is free software.
;; AutoOpts is Copyright (C) 1992-2018 by Bruce Korb - all rights reserved
;;
;; AutoOpts is available under any one of two licenses. The license
;; in use must be one of these two and the choice is under the control
;; of the user of the license.
;;
;; The GNU Lesser General Public License, version 3 or later
;; See the files "COPYING.lgplv3" and "COPYING.gplv3"
;;
;; The Modified Berkeley Software Distribution License
;; See the file "COPYING.mbsd"
;;
;; These files have the following sha256 sums:
;;
;; 8584710e9b04216a394078dc156b781d0b47e1729104d666658aecef8ee32e95 COPYING.gplv3
;; 4379e7444a0e2ce2b12dd6f5a52a27a4d02d39d247901d3285c88cf0d37f477b COPYING.lgplv3
;; 13aa749a5b0a454917a944ed8fffc530b784f5ead522b1aacaf4ec8aa55a6239 COPYING.mbsd
(if (not (exist? "settable"))
(error "'settable' must be specified globally for getopt_long\n"))
(if (not (exist? "no-libopts"))
(error "'no-libopts' must be specified globally to use getopt\n"))
(define prog-name (string->c-name! (get "prog-name")))
(define PROG-NAME (string-upcase prog-name))
(out-move (string-append "getopt-" prog-name "." (suffix)))
(dne " * " "/* " ) +]
*[+
IF (exist? "copyright") +]
*
[+
CASE copyright.type +][+
== "" +] * licensing type not specified.[+
= note +][+ (prefix " * " (get "copyright.text")) +][+
* +][+
(license-description (get "copyright.type") prog-name " * "
(get "copyright.owner")) +][+
ESAC +][+
ENDIF +]
*
* Last template edit: [+ `echo $stamp` +]
*/[+
CASE (suffix) +][+
== h +][+
(define header-file (out-name))
(out-push-new) \+]
{
agopts=
aocfg=`echo ${AGexe} | sed 's@/[^/]*$@@'`/autoopts-config
test -x "${aocfg}" || aocfg=`which autoopts-config`
tarfile=`${aocfg} libsrc`
if test -n "${AG_Tracing}"
then
AG_Dep_File=`dirname "${AG_Tracing}"`/ao-[+ (base-name) +].dep
agopts="${agopts}-MF${AG_Dep_File} -MT${AG_Dep_File%.dep}.targ"
fi
cmd="${AGexe} -b[+(base-name)+] ${agopts} -Toptions.tpl [+(def-file)+]"
$cmd || die "COMMAND FAIL: $cmd"
def_hdr=[+ (base-name) +].h
sed 's@<autoopts/options.h>@"[+ (. header-file)
+]"@' $def_hdr > XXX-$$
mv -f XXX-$$ $def_hdr
hdrfile=`gunzip -c $tarfile | tar tf - | fgrep /autoopts/options.h`
gunzip -c $tarfile | tar xf - $hdrfile
exec 3< $hdrfile
untardir=`echo $hdrfile | sed 's@/.*@@'`
} >&2
while :
do
IFS= read -r -u3 line || die "no header guard in $hdrfile"
case "$line" in
*AUTOOPTS_OPTIONS_H_GUARD ) break ;;
esac
done
echo
echo "$line"
IFS= read -r -u3 line || die "short $hdrfile"
case "$line" in
'#define AUTOOPTS_OPTIONS_H_GUARD'* ) : ;;
*) die "invalid header guard in $hdrfile" ;;
esac
echo "$line"
echo '#include "[+
(if (exist? "config-header")
(get "config-header")
(error "getopt template requires a \"config-header\" attribute")
) +]"'
while :
do
IFS= read -r -u3 line || die "no CPLUSPLUS_CLOSER in $hdrfile"
case "$line" in
*'Versions where in various fields first appear'* ) break ;;
esac
echo "$line"
done
cat <<- _EOF_
* option loop function
*/
#ifdef __cplusplus
#define CPLUSPLUS_OPENER extern "C" {
CPLUSPLUS_OPENER
#define CPLUSPLUS_CLOSER }
#else
#define CPLUSPLUS_CLOSER
#endif
extern int process_[+(. prog-name)+]_opts(int argc, char ** argv);
extern void optionPrintVersion(tOptions * opts, tOptDesc * od);
extern void optionUsage(tOptions * opts, int exit_code);
CPLUSPLUS_CLOSER
_EOF_
sed '1,/^CPLUSPLUS_CLOSER/d' <&3
exec 3<&-
rm -rf $untardir
[+ (shell (out-pop #t)) +]
[+ == c +]
#include "[+ (. header-file) +]"
#include <sys/types.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <[+ (if (exist? "long-opts") "getopt" "unistd") +].h>
#include "[+ (base-name) +].h"
#ifndef DIRCH
# if defined(_WIN32) && !defined(__CYGWIN__)
# define DIRCH '\\'
# else
# define DIRCH '/'
# endif
#endif[+
IF (exist? "long-opts") +]
/*
* getopt_long option descriptor
*/
static struct option a_long_opts[] = {[+
FOR flag +][+
(sprintf
"\n { %-20s %d, NULL, VALUE_OPT_%s },"
(string-append (c-string (get "name")) ",")
(if (exist? "arg-type") 1 0)
(string-upcase (string->c-name! (get "name")))
) +][+
ENDFOR flag
+]
{ "help", 0, NULL, VALUE_OPT_HELP },[+
IF (exist? "version") +]
{ "version", 0, NULL, VALUE_OPT_VERSION },[+
ENDIF +]
{ NULL, 0, NULL, 0 }
};
[+ ENDIF +]
/*
* Option flag character list
*/
static char z_opts[] = "[+ # close quote for emacs " +][+
FOR flag +][+
CASE value +][+
~ [!-~] +][+ value +][+
CASE arg-type +][+
=* str +]:[+
== "" +][+
* +][+ (error (sprintf
"error in %s opt: The only allowed arg type is 'string'\n"
(get "name") )) +][+
ESAC +][+
ESAC +][+
ENDFOR flag +][+
IF (not (exist? "help-value")) +]?[+
ELSE +][+
CASE help-value +][+
== "" +][+
== '"' +]\"[+
* +][+ help-value +][+
ESAC +][+
ENDIF +][+
IF (exist? "version") +][+
IF (not (exist? "version-value")) +]v[+
ELSE +][+
CASE version-value +][+
== "" +][+
== '"' +]\"[+
* +][+ version-value +][+
ESAC +][+
ENDIF +][+
ENDIF +][+
(define help-opt
(if (exist? "long-opts") "--help"
(if (not (exist? "flag.value")) "help"
(if (exist? "help-value") (string-append "-" (get "help-value"))
"-?" ))) )
;; open quote for emacs " +]";
/*
* AutoOpts library replacement routines:
*/
noreturn void
optionUsage (tOptions * pOptions, int status)
{
if (status != 0)
fprintf (stderr, _("Try `%s [+(. help-opt)+]' for more information.\n"),
[+ (. prog-name) +]Options.pzProgName);
else
{
fputs (_([+
INVOKE emit-usage-string usage-type = short +]), stdout);
}
exit (status);
}
noreturn void
optionPrintVersion (tOptions * pOptions, tOptDesc * pOptDesc)
{
char const * pz_by =
_("[+ # " +][+
(sprintf "%s%s %s" prog-name
(if (exist? "prog-group")
(sprintf " (%s)" (get "prog-group"))
"" )
(get "version") ) +]\n\
Written by [+(join ", " (stack "copyright.author"))+].\n\n\
Copyright (C) [+ copyright.date +] [+ copyright.owner +]\n[+
CASE copyright.type +][+
*~ [l]*gpl +]\
This is free software; see the source for copying conditions. There is NO\n\
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.[+
ESAC +][+ # " +]\n");
fputs (pz_by, stdout);
exit (EXIT_SUCCESS);
}
/*
* If an option appears more often than is allowed, ...
*/
static void
usage_too_many (tOptDesc* pOptDesc)
{
char const * pz =
_("[+(. prog-name)
+] error: the '%s' option appears more than %d times\n");
fprintf (stderr, pz, pOptDesc->pz_Name, pOptDesc->optMaxCt);
USAGE(EXIT_FAILURE);
}
[+
IF (exist? "flag.min")
+]
/*
* There is at least one option that must appear.
*/
static void
usage_too_few (tOptDesc* pOptDesc)
{
char const * pz =
_("[+(. prog-name)
+] error: the '%s' option must appear %d times\n");
fprintf (stderr, pz, pOptDesc->pz_Name, pOptDesc->optMinCt);
USAGE(EXIT_FAILURE);
}
[+
ENDIF
+][+
IF (exist? "flag.flags-cant")
+]
/*
* There is at least one pair of options that may not appear together
* on the command line.
*/
static void
usage_cannot (char const* pz_what, char const* pz_cant)
{
char const * pz =
_("[+(. prog-name)
+] error: the `%s' option conflicts with the `%s' option.\n");
fprintf (stderr, pz, pz_what, pz_cant);
USAGE(EXIT_FAILURE);
}
[+
ENDIF
+][+
IF (exist? "flag.flags-must")
+]
/*
* There is at least one pair of options that are required to appear
* together on the command line.
*/
static void
usage_must (char const* pz_what, char const* pz_must)
{
char const * pz =
_("[+(. prog-name)
+] error: the `%s' option requires the `%s' option.\n");
fprintf (stderr, pz, pz_what, pz_must);
USAGE(EXIT_FAILURE);
}
[+
ENDIF
+]
/*
* Process the options for the "[+(. prog-name)+]" program.
* This function was generated to use the getopt[+
(if (exist? "long-opts") "_long(3GNU)" "(3posix)") +] function.
* There are [+ (+ (count "flag") (if (exist? "version") 2 1))
+] options for this program,
* including "help (usage)"[+
IF (exist? "version") +] and "version"[+ ENDIF +].
*/
int
process_[+(. prog-name)+]_opts (int argc, char** argv)
{
{
char * pz_prog = strrchr (argv[0], DIRCH);
/*
* This violates the const-ness of the pzProgName field.
* The const-ness is to prevent accidents. This is not accidental.
*/
char ** pp = VOIDP(&([+ (. prog-name) +]Options.pzProgName));
if (pz_prog != NULL)
pz_prog++;
else
pz_prog = argv[0];
*pp = pz_prog;
}
for (;;) {
switch ([+
IF (exist? "long-opts")
+]getopt_long (argc, argv, z_opts, a_long_opts, NULL)[+
ELSE +]getopt (argc, argv, z_opts)[+
ENDIF +]) {
case -1: goto leave_processing;
case 0: break;[+
FOR flag +][+
(define OPT-NAME (string-upcase! (string->c-name! (get "name"))))
+]
case VALUE_OPT_[+ (. OPT-NAME) +]:[+
IF (not (exist? "max")) +]
if (HAVE_OPT([+(. OPT-NAME)+]))
usage_too_many (&DESC([+(. OPT-NAME) +]));[+
ELIF (not (= (get "max") "nolimit")) +]
if (DESC([+(. OPT-NAME)+]).optOccCt++ >= DESC([+(. OPT-NAME)+]).optMaxCt)
usage_too_many (&DESC([+(. OPT-NAME) +]));[+
ENDIF
+]
SET_OPT_[+(. OPT-NAME)+][+ (if (exist? "arg-type") "(optarg)") +];
break;[+
ENDFOR +]
case VALUE_OPT_HELP:
USAGE(EXIT_SUCCESS);
/* NOTREACHED */
[+ IF (exist? "version") +]
case VALUE_OPT_VERSION:
optionPrintVersion (&[+ (. prog-name) +]Options, &DESC(VERSION));
/* NOTREACHED */
[+ ENDIF +]
default:
USAGE(EXIT_FAILURE);
}
} leave_processing:;
[+
FOR flag +][+
IF
(set! OPT-NAME (string-upcase! (string->c-name! (get "name"))))
(define check-have-opt (or (exist? "flags-cant") (exist? "flags-must")))
check-have-opt
+]
if (HAVE_OPT([+ (. OPT-NAME) +])) {[+
FOR flags-cant +]
if (HAVE_OPT([+ (string-upcase! (string->c-name! (get "flags-cant"))) +]))
usage_cannot (DESC([+ (. OPT-NAME) +]).pz_Name, DESC([+
(string-upcase! (string->c-name! (get "flags-cant"))) +]).pz_Name);[+
ENDFOR cant +][+
FOR flags-must +]
if (! HAVE_OPT([+(string-upcase! (string->c-name! (get "flags-must")))+]))
usage_must (DESC([+ (. OPT-NAME) +]).pz_Name, DESC([+
(string-upcase! (string->c-name! (get "flags-must"))) +]).pz_Name);[+
ENDFOR must +][+
IF (exist? "min") +][+
IF (> (string->number (get "min" "0")) 1) +]
if (DESC([+(. OPT-NAME)+]).optOccCt < DESC([+(. OPT-NAME)+]).optMinCt)
usage_too_few (&DESC([+(. OPT-NAME) +]));[+
ENDIF +][+
ENDIF +]
}
[+
ENDIF
+][+
IF (exist? "min") +][+
IF (. check-have-opt)
+] else[+
ELSE
+]
if ([+ #
We have a minimum count, but we have not checked for option existence
yet because there are no option interdependencies. We must therefore
now check to see if the option has appeared the required number of
times. In the absence of a max count, our limit must be one and we
only check for presence. If a max count exists, then we will also
have kept the occurrence count. Check that against the limit. +][+
IF (not (exist? "max"))
+]! HAVE_OPT([+ (. OPT-NAME) +])[+
ELSE max ct exists
+]DESC([+(. OPT-NAME)+]).optOccCt < DESC([+(. OPT-NAME)+]).optMinCt[+
ENDIF +])[+
ENDIF +]
usage_too_few (&DESC([+(. OPT-NAME) +]));
[+
ENDIF +][+
ENDFOR +]
return 0;
}
[+ ESAC +][+
DEFINE emit-usage-string +][+
(out-push-new) +][+
INCLUDE "usage.tlib" +][+
(out-suspend "use-text")
(out-push-new) \+]
sed -e '/version information/s/ -v \[arg\]/ -v /' \
-e '/: illegal option --/d' \
-e 's/ --version\[=arg\]/ --version /' <<_EOF_
[+ (out-resume "use-text") (out-pop #t) +]
_EOF_[+
(kr-string (string-append (shell (out-pop #t)) "\n" )
)
+][+
ENDDEF
# end of getopt.tpl \+]