mirror of
https://github.com/CPunch/Cosmo.git
synced 2024-11-21 06:50:05 +00:00
fixed MSVC support
This commit is contained in:
parent
2d0e63f706
commit
d27d94975e
1
.gitignore
vendored
1
.gitignore
vendored
@ -1,4 +1,5 @@
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*.o
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bin
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build
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.vscode
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CMakeFiles
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@ -3,12 +3,13 @@ project(cosmo VERSION 0.1.0 LANGUAGES C)
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set(CMAKE_C_STANDARD 99)
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set(CMAKE_C_STANDARD_REQUIRED True)
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set(CMAKE_DISABLE_SOURCE_CHANGES ON CACHE BOOL "Prevent writing files to CMAKE_SOURCE_DIR under configure")
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY bin)
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set (CMAKE_C_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -g -Wall")
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set (CMAKE_LINKER_FLAGS_DEBUG "${CMAKE_LINKER_FLAGS_DEBUG} -fsanitize=address")
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set (CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -Wall")
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IF (NOT WIN32)
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set (CMAKE_C_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -g")
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set (CMAKE_LINKER_FLAGS_DEBUG "${CMAKE_LINKER_FLAGS_DEBUG} -fsanitize=address")
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set (CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -Wall")
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ENDIF()
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set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT cosmo)
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@ -17,6 +18,10 @@ include(FetchContent)
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file(GLOB sources CONFIGURE_DEPENDS ${PROJECT_SOURCE_DIR}/src/*.c)
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add_executable(${PROJECT_NAME} main.c)
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target_sources(${PROJECT_NAME} PRIVATE ${sources})
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target_link_libraries(${PROJECT_NAME} m)
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IF (NOT WIN32)
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target_link_libraries(${PROJECT_NAME} m)
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ENDIF()
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target_include_directories(${PROJECT_NAME} PUBLIC ${PROJECT_SOURCE_DIR}/src)
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target_compile_features(${PROJECT_NAME} PRIVATE c_std_99)
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7
main.c
7
main.c
@ -10,8 +10,11 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <getopt.h>
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#ifdef _WIN32
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# include "util/getopt.h"
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#else
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# include <getopt.h>
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#endif
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static bool _ACTIVE = false;
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59
src/_time.h
Normal file
59
src/_time.h
Normal file
@ -0,0 +1,59 @@
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#ifndef COSMO_TIME_H
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#define COSMO_TIME_H
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#ifdef _WIN32
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#include <windows.h>
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#include <time.h>
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#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
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#define DELTA_EPOCH_IN_MICROSECS 116444736000000000Ui64
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#else
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#define DELTA_EPOCH_IN_MICROSECS 116444736000000000ULL
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#endif
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struct timezone
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{
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int tz_minuteswest; /* minutes W of Greenwich */
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int tz_dsttime; /* type of dst correction */
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};
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int gettimeofday(struct timeval *tv, struct timezone *tz)
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{
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FILETIME ft;
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unsigned __int64 tmpres = 0;
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static int tzflag;
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if (NULL != tv)
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{
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GetSystemTimeAsFileTime(&ft);
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tmpres |= ft.dwHighDateTime;
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tmpres <<= 32;
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tmpres |= ft.dwLowDateTime;
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/*converting file time to unix epoch*/
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tmpres /= 10; /*convert into microseconds*/
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tmpres -= DELTA_EPOCH_IN_MICROSECS;
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tv->tv_sec = (long)(tmpres / 1000000UL);
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tv->tv_usec = (long)(tmpres % 1000000UL);
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}
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if (NULL != tz)
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{
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if (!tzflag)
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{
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_tzset();
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tzflag++;
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}
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tz->tz_minuteswest = _timezone / 60;
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tz->tz_dsttime = _daylight;
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}
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return 0;
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}
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#else
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#include <sys/time.h>
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#endif
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#endif
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@ -6,7 +6,7 @@
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#include "cvm.h"
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#include <math.h>
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#include <sys/time.h>
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#include "_time.h"
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// ================================================================ [BASELIB]
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@ -423,7 +423,7 @@ int cosmoB_sFind(CState *state, int nargs, CValue *args)
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}
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// success! push the index
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cosmoV_pushNumber(state, indx - str->str);
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cosmoV_pushNumber(state, (cosmo_Number)(indx - str->str));
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} else if (nargs == 3) {
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if (!IS_STRING(args[0]) || !IS_STRING(args[1]) || !IS_NUMBER(args[2])) {
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cosmoV_typeError(state, "string.find()", "<string>, <string>, <number>", "%s, %s, %s",
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@ -445,7 +445,7 @@ int cosmoB_sFind(CState *state, int nargs, CValue *args)
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}
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// success! push the index
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cosmoV_pushNumber(state, indx - str->str);
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cosmoV_pushNumber(state, (cosmo_Number)(indx - str->str));
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} else {
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cosmoV_error(state, "string.find() expected 2 or 3 arguments, got %d!", nargs);
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return 0;
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@ -557,7 +557,7 @@ int cosmoB_sLen(CState *state, int nargs, CValue *args)
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return 0;
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}
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cosmoV_pushNumber(state, strlen(cosmoV_readCString(args[0])));
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cosmoV_pushNumber(state, (cosmo_Number)strlen(cosmoV_readCString(args[0])));
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return 1;
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}
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@ -8,7 +8,6 @@
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#include <stdarg.h>
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#include <string.h>
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#include <unistd.h>
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// we don't actually hash the whole string :eyes:
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uint32_t hashString(const char *str, size_t sz)
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653
util/getopt.h
Normal file
653
util/getopt.h
Normal file
@ -0,0 +1,653 @@
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#ifndef __GETOPT_H__
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/**
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* DISCLAIMER
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* This file is part of the mingw-w64 runtime package.
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*
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* The mingw-w64 runtime package and its code is distributed in the hope that it
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* will be useful but WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESSED OR
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* IMPLIED ARE HEREBY DISCLAIMED. This includes but is not limited to
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* warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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/*
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* Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F39502-99-1-0512.
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*/
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Dieter Baron and Thomas Klausner.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
|
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* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
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* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma warning(disable:4996)
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#define __GETOPT_H__
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/* All the headers include this file. */
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#include <crtdefs.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <windows.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define REPLACE_GETOPT /* use this getopt as the system getopt(3) */
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#ifdef REPLACE_GETOPT
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int opterr = 1; /* if error message should be printed */
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int optind = 1; /* index into parent argv vector */
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int optopt = '?'; /* character checked for validity */
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#undef optreset /* see getopt.h */
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#define optreset __mingw_optreset
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int optreset; /* reset getopt */
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char *optarg; /* argument associated with option */
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#endif
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//extern int optind; /* index of first non-option in argv */
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//extern int optopt; /* single option character, as parsed */
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||||
//extern int opterr; /* flag to enable built-in diagnostics... */
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// /* (user may set to zero, to suppress) */
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//
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//extern char *optarg; /* pointer to argument of current option */
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#define PRINT_ERROR ((opterr) && (*options != ':'))
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#define FLAG_PERMUTE 0x01 /* permute non-options to the end of argv */
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#define FLAG_ALLARGS 0x02 /* treat non-options as args to option "-1" */
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#define FLAG_LONGONLY 0x04 /* operate as getopt_long_only */
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/* return values */
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#define BADCH (int)'?'
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#define BADARG ((*options == ':') ? (int)':' : (int)'?')
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#define INORDER (int)1
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#ifndef __CYGWIN__
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#define __progname __argv[0]
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#else
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extern char __declspec(dllimport) *__progname;
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#endif
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#ifdef __CYGWIN__
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static char EMSG[] = "";
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#else
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#define EMSG ""
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#endif
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static int getopt_internal(int, char * const *, const char *,
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const struct option *, int *, int);
|
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static int parse_long_options(char * const *, const char *,
|
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const struct option *, int *, int);
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static int gcd(int, int);
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static void permute_args(int, int, int, char * const *);
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static char *place = EMSG; /* option letter processing */
|
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|
||||
/* XXX: set optreset to 1 rather than these two */
|
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static int nonopt_start = -1; /* first non option argument (for permute) */
|
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static int nonopt_end = -1; /* first option after non options (for permute) */
|
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|
||||
/* Error messages */
|
||||
static const char recargchar[] = "option requires an argument -- %c";
|
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static const char recargstring[] = "option requires an argument -- %s";
|
||||
static const char ambig[] = "ambiguous option -- %.*s";
|
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static const char noarg[] = "option doesn't take an argument -- %.*s";
|
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static const char illoptchar[] = "unknown option -- %c";
|
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static const char illoptstring[] = "unknown option -- %s";
|
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|
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static void
|
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_vwarnx(const char *fmt,va_list ap)
|
||||
{
|
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(void)fprintf(stderr,"%s: ",__progname);
|
||||
if (fmt != NULL)
|
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(void)vfprintf(stderr,fmt,ap);
|
||||
(void)fprintf(stderr,"\n");
|
||||
}
|
||||
|
||||
static void
|
||||
warnx(const char *fmt,...)
|
||||
{
|
||||
va_list ap;
|
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va_start(ap,fmt);
|
||||
_vwarnx(fmt,ap);
|
||||
va_end(ap);
|
||||
}
|
||||
|
||||
/*
|
||||
* Compute the greatest common divisor of a and b.
|
||||
*/
|
||||
static int
|
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gcd(int a, int b)
|
||||
{
|
||||
int c;
|
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|
||||
c = a % b;
|
||||
while (c != 0) {
|
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a = b;
|
||||
b = c;
|
||||
c = a % b;
|
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}
|
||||
|
||||
return (b);
|
||||
}
|
||||
|
||||
/*
|
||||
* Exchange the block from nonopt_start to nonopt_end with the block
|
||||
* from nonopt_end to opt_end (keeping the same order of arguments
|
||||
* in each block).
|
||||
*/
|
||||
static void
|
||||
permute_args(int panonopt_start, int panonopt_end, int opt_end,
|
||||
char * const *nargv)
|
||||
{
|
||||
int cstart, cyclelen, i, j, ncycle, nnonopts, nopts, pos;
|
||||
char *swap;
|
||||
|
||||
/*
|
||||
* compute lengths of blocks and number and size of cycles
|
||||
*/
|
||||
nnonopts = panonopt_end - panonopt_start;
|
||||
nopts = opt_end - panonopt_end;
|
||||
ncycle = gcd(nnonopts, nopts);
|
||||
cyclelen = (opt_end - panonopt_start) / ncycle;
|
||||
|
||||
for (i = 0; i < ncycle; i++) {
|
||||
cstart = panonopt_end+i;
|
||||
pos = cstart;
|
||||
for (j = 0; j < cyclelen; j++) {
|
||||
if (pos >= panonopt_end)
|
||||
pos -= nnonopts;
|
||||
else
|
||||
pos += nopts;
|
||||
swap = nargv[pos];
|
||||
/* LINTED const cast */
|
||||
((char **) nargv)[pos] = nargv[cstart];
|
||||
/* LINTED const cast */
|
||||
((char **)nargv)[cstart] = swap;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef REPLACE_GETOPT
|
||||
/*
|
||||
* getopt --
|
||||
* Parse argc/argv argument vector.
|
||||
*
|
||||
* [eventually this will replace the BSD getopt]
|
||||
*/
|
||||
int
|
||||
getopt(int nargc, char * const *nargv, const char *options)
|
||||
{
|
||||
|
||||
/*
|
||||
* We don't pass FLAG_PERMUTE to getopt_internal() since
|
||||
* the BSD getopt(3) (unlike GNU) has never done this.
|
||||
*
|
||||
* Furthermore, since many privileged programs call getopt()
|
||||
* before dropping privileges it makes sense to keep things
|
||||
* as simple (and bug-free) as possible.
|
||||
*/
|
||||
return (getopt_internal(nargc, nargv, options, NULL, NULL, 0));
|
||||
}
|
||||
#endif /* REPLACE_GETOPT */
|
||||
|
||||
//extern int getopt(int nargc, char * const *nargv, const char *options);
|
||||
|
||||
#ifdef _BSD_SOURCE
|
||||
/*
|
||||
* BSD adds the non-standard `optreset' feature, for reinitialisation
|
||||
* of `getopt' parsing. We support this feature, for applications which
|
||||
* proclaim their BSD heritage, before including this header; however,
|
||||
* to maintain portability, developers are advised to avoid it.
|
||||
*/
|
||||
# define optreset __mingw_optreset
|
||||
extern int optreset;
|
||||
#endif
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
/*
|
||||
* POSIX requires the `getopt' API to be specified in `unistd.h';
|
||||
* thus, `unistd.h' includes this header. However, we do not want
|
||||
* to expose the `getopt_long' or `getopt_long_only' APIs, when
|
||||
* included in this manner. Thus, close the standard __GETOPT_H__
|
||||
* declarations block, and open an additional __GETOPT_LONG_H__
|
||||
* specific block, only when *not* __UNISTD_H_SOURCED__, in which
|
||||
* to declare the extended API.
|
||||
*/
|
||||
#endif /* !defined(__GETOPT_H__) */
|
||||
|
||||
#if !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__)
|
||||
#define __GETOPT_LONG_H__
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
struct option /* specification for a long form option... */
|
||||
{
|
||||
const char *name; /* option name, without leading hyphens */
|
||||
int has_arg; /* does it take an argument? */
|
||||
int *flag; /* where to save its status, or NULL */
|
||||
int val; /* its associated status value */
|
||||
};
|
||||
|
||||
enum /* permitted values for its `has_arg' field... */
|
||||
{
|
||||
no_argument = 0, /* option never takes an argument */
|
||||
required_argument, /* option always requires an argument */
|
||||
optional_argument /* option may take an argument */
|
||||
};
|
||||
|
||||
/*
|
||||
* parse_long_options --
|
||||
* Parse long options in argc/argv argument vector.
|
||||
* Returns -1 if short_too is set and the option does not match long_options.
|
||||
*/
|
||||
static int
|
||||
parse_long_options(char * const *nargv, const char *options,
|
||||
const struct option *long_options, int *idx, int short_too)
|
||||
{
|
||||
char *current_argv, *has_equal;
|
||||
size_t current_argv_len;
|
||||
int i, ambiguous, match;
|
||||
|
||||
#define IDENTICAL_INTERPRETATION(_x, _y) \
|
||||
(long_options[(_x)].has_arg == long_options[(_y)].has_arg && \
|
||||
long_options[(_x)].flag == long_options[(_y)].flag && \
|
||||
long_options[(_x)].val == long_options[(_y)].val)
|
||||
|
||||
current_argv = place;
|
||||
match = -1;
|
||||
ambiguous = 0;
|
||||
|
||||
optind++;
|
||||
|
||||
if ((has_equal = strchr(current_argv, '=')) != NULL) {
|
||||
/* argument found (--option=arg) */
|
||||
current_argv_len = has_equal - current_argv;
|
||||
has_equal++;
|
||||
} else
|
||||
current_argv_len = strlen(current_argv);
|
||||
|
||||
for (i = 0; long_options[i].name; i++) {
|
||||
/* find matching long option */
|
||||
if (strncmp(current_argv, long_options[i].name,
|
||||
current_argv_len))
|
||||
continue;
|
||||
|
||||
if (strlen(long_options[i].name) == current_argv_len) {
|
||||
/* exact match */
|
||||
match = i;
|
||||
ambiguous = 0;
|
||||
break;
|
||||
}
|
||||
/*
|
||||
* If this is a known short option, don't allow
|
||||
* a partial match of a single character.
|
||||
*/
|
||||
if (short_too && current_argv_len == 1)
|
||||
continue;
|
||||
|
||||
if (match == -1) /* partial match */
|
||||
match = i;
|
||||
else if (!IDENTICAL_INTERPRETATION(i, match))
|
||||
ambiguous = 1;
|
||||
}
|
||||
if (ambiguous) {
|
||||
/* ambiguous abbreviation */
|
||||
if (PRINT_ERROR)
|
||||
warnx(ambig, (int)current_argv_len,
|
||||
current_argv);
|
||||
optopt = 0;
|
||||
return (BADCH);
|
||||
}
|
||||
if (match != -1) { /* option found */
|
||||
if (long_options[match].has_arg == no_argument
|
||||
&& has_equal) {
|
||||
if (PRINT_ERROR)
|
||||
warnx(noarg, (int)current_argv_len,
|
||||
current_argv);
|
||||
/*
|
||||
* XXX: GNU sets optopt to val regardless of flag
|
||||
*/
|
||||
if (long_options[match].flag == NULL)
|
||||
optopt = long_options[match].val;
|
||||
else
|
||||
optopt = 0;
|
||||
return (BADARG);
|
||||
}
|
||||
if (long_options[match].has_arg == required_argument ||
|
||||
long_options[match].has_arg == optional_argument) {
|
||||
if (has_equal)
|
||||
optarg = has_equal;
|
||||
else if (long_options[match].has_arg ==
|
||||
required_argument) {
|
||||
/*
|
||||
* optional argument doesn't use next nargv
|
||||
*/
|
||||
optarg = nargv[optind++];
|
||||
}
|
||||
}
|
||||
if ((long_options[match].has_arg == required_argument)
|
||||
&& (optarg == NULL)) {
|
||||
/*
|
||||
* Missing argument; leading ':' indicates no error
|
||||
* should be generated.
|
||||
*/
|
||||
if (PRINT_ERROR)
|
||||
warnx(recargstring,
|
||||
current_argv);
|
||||
/*
|
||||
* XXX: GNU sets optopt to val regardless of flag
|
||||
*/
|
||||
if (long_options[match].flag == NULL)
|
||||
optopt = long_options[match].val;
|
||||
else
|
||||
optopt = 0;
|
||||
--optind;
|
||||
return (BADARG);
|
||||
}
|
||||
} else { /* unknown option */
|
||||
if (short_too) {
|
||||
--optind;
|
||||
return (-1);
|
||||
}
|
||||
if (PRINT_ERROR)
|
||||
warnx(illoptstring, current_argv);
|
||||
optopt = 0;
|
||||
return (BADCH);
|
||||
}
|
||||
if (idx)
|
||||
*idx = match;
|
||||
if (long_options[match].flag) {
|
||||
*long_options[match].flag = long_options[match].val;
|
||||
return (0);
|
||||
} else
|
||||
return (long_options[match].val);
|
||||
#undef IDENTICAL_INTERPRETATION
|
||||
}
|
||||
|
||||
/*
|
||||
* getopt_internal --
|
||||
* Parse argc/argv argument vector. Called by user level routines.
|
||||
*/
|
||||
static int
|
||||
getopt_internal(int nargc, char * const *nargv, const char *options,
|
||||
const struct option *long_options, int *idx, int flags)
|
||||
{
|
||||
char *oli; /* option letter list index */
|
||||
int optchar, short_too;
|
||||
static int posixly_correct = -1;
|
||||
|
||||
if (options == NULL)
|
||||
return (-1);
|
||||
|
||||
/*
|
||||
* XXX Some GNU programs (like cvs) set optind to 0 instead of
|
||||
* XXX using optreset. Work around this braindamage.
|
||||
*/
|
||||
if (optind == 0)
|
||||
optind = optreset = 1;
|
||||
|
||||
/*
|
||||
* Disable GNU extensions if POSIXLY_CORRECT is set or options
|
||||
* string begins with a '+'.
|
||||
*
|
||||
* CV, 2009-12-14: Check POSIXLY_CORRECT anew if optind == 0 or
|
||||
* optreset != 0 for GNU compatibility.
|
||||
*/
|
||||
if (posixly_correct == -1 || optreset != 0)
|
||||
posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
|
||||
if (*options == '-')
|
||||
flags |= FLAG_ALLARGS;
|
||||
else if (posixly_correct || *options == '+')
|
||||
flags &= ~FLAG_PERMUTE;
|
||||
if (*options == '+' || *options == '-')
|
||||
options++;
|
||||
|
||||
optarg = NULL;
|
||||
if (optreset)
|
||||
nonopt_start = nonopt_end = -1;
|
||||
start:
|
||||
if (optreset || !*place) { /* update scanning pointer */
|
||||
optreset = 0;
|
||||
if (optind >= nargc) { /* end of argument vector */
|
||||
place = EMSG;
|
||||
if (nonopt_end != -1) {
|
||||
/* do permutation, if we have to */
|
||||
permute_args(nonopt_start, nonopt_end,
|
||||
optind, nargv);
|
||||
optind -= nonopt_end - nonopt_start;
|
||||
}
|
||||
else if (nonopt_start != -1) {
|
||||
/*
|
||||
* If we skipped non-options, set optind
|
||||
* to the first of them.
|
||||
*/
|
||||
optind = nonopt_start;
|
||||
}
|
||||
nonopt_start = nonopt_end = -1;
|
||||
return (-1);
|
||||
}
|
||||
if (*(place = nargv[optind]) != '-' ||
|
||||
(place[1] == '\0' && strchr(options, '-') == NULL)) {
|
||||
place = EMSG; /* found non-option */
|
||||
if (flags & FLAG_ALLARGS) {
|
||||
/*
|
||||
* GNU extension:
|
||||
* return non-option as argument to option 1
|
||||
*/
|
||||
optarg = nargv[optind++];
|
||||
return (INORDER);
|
||||
}
|
||||
if (!(flags & FLAG_PERMUTE)) {
|
||||
/*
|
||||
* If no permutation wanted, stop parsing
|
||||
* at first non-option.
|
||||
*/
|
||||
return (-1);
|
||||
}
|
||||
/* do permutation */
|
||||
if (nonopt_start == -1)
|
||||
nonopt_start = optind;
|
||||
else if (nonopt_end != -1) {
|
||||
permute_args(nonopt_start, nonopt_end,
|
||||
optind, nargv);
|
||||
nonopt_start = optind -
|
||||
(nonopt_end - nonopt_start);
|
||||
nonopt_end = -1;
|
||||
}
|
||||
optind++;
|
||||
/* process next argument */
|
||||
goto start;
|
||||
}
|
||||
if (nonopt_start != -1 && nonopt_end == -1)
|
||||
nonopt_end = optind;
|
||||
|
||||
/*
|
||||
* If we have "-" do nothing, if "--" we are done.
|
||||
*/
|
||||
if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
|
||||
optind++;
|
||||
place = EMSG;
|
||||
/*
|
||||
* We found an option (--), so if we skipped
|
||||
* non-options, we have to permute.
|
||||
*/
|
||||
if (nonopt_end != -1) {
|
||||
permute_args(nonopt_start, nonopt_end,
|
||||
optind, nargv);
|
||||
optind -= nonopt_end - nonopt_start;
|
||||
}
|
||||
nonopt_start = nonopt_end = -1;
|
||||
return (-1);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Check long options if:
|
||||
* 1) we were passed some
|
||||
* 2) the arg is not just "-"
|
||||
* 3) either the arg starts with -- we are getopt_long_only()
|
||||
*/
|
||||
if (long_options != NULL && place != nargv[optind] &&
|
||||
(*place == '-' || (flags & FLAG_LONGONLY))) {
|
||||
short_too = 0;
|
||||
if (*place == '-')
|
||||
place++; /* --foo long option */
|
||||
else if (*place != ':' && strchr(options, *place) != NULL)
|
||||
short_too = 1; /* could be short option too */
|
||||
|
||||
optchar = parse_long_options(nargv, options, long_options,
|
||||
idx, short_too);
|
||||
if (optchar != -1) {
|
||||
place = EMSG;
|
||||
return (optchar);
|
||||
}
|
||||
}
|
||||
|
||||
if ((optchar = (int)*place++) == (int)':' ||
|
||||
(optchar == (int)'-' && *place != '\0') ||
|
||||
(oli = (char*)strchr(options, optchar)) == NULL) {
|
||||
/*
|
||||
* If the user specified "-" and '-' isn't listed in
|
||||
* options, return -1 (non-option) as per POSIX.
|
||||
* Otherwise, it is an unknown option character (or ':').
|
||||
*/
|
||||
if (optchar == (int)'-' && *place == '\0')
|
||||
return (-1);
|
||||
if (!*place)
|
||||
++optind;
|
||||
if (PRINT_ERROR)
|
||||
warnx(illoptchar, optchar);
|
||||
optopt = optchar;
|
||||
return (BADCH);
|
||||
}
|
||||
if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
|
||||
/* -W long-option */
|
||||
if (*place) /* no space */
|
||||
/* NOTHING */;
|
||||
else if (++optind >= nargc) { /* no arg */
|
||||
place = EMSG;
|
||||
if (PRINT_ERROR)
|
||||
warnx(recargchar, optchar);
|
||||
optopt = optchar;
|
||||
return (BADARG);
|
||||
} else /* white space */
|
||||
place = nargv[optind];
|
||||
optchar = parse_long_options(nargv, options, long_options,
|
||||
idx, 0);
|
||||
place = EMSG;
|
||||
return (optchar);
|
||||
}
|
||||
if (*++oli != ':') { /* doesn't take argument */
|
||||
if (!*place)
|
||||
++optind;
|
||||
} else { /* takes (optional) argument */
|
||||
optarg = NULL;
|
||||
if (*place) /* no white space */
|
||||
optarg = place;
|
||||
else if (oli[1] != ':') { /* arg not optional */
|
||||
if (++optind >= nargc) { /* no arg */
|
||||
place = EMSG;
|
||||
if (PRINT_ERROR)
|
||||
warnx(recargchar, optchar);
|
||||
optopt = optchar;
|
||||
return (BADARG);
|
||||
} else
|
||||
optarg = nargv[optind];
|
||||
}
|
||||
place = EMSG;
|
||||
++optind;
|
||||
}
|
||||
/* dump back option letter */
|
||||
return (optchar);
|
||||
}
|
||||
|
||||
/*
|
||||
* getopt_long --
|
||||
* Parse argc/argv argument vector.
|
||||
*/
|
||||
int
|
||||
getopt_long(int nargc, char * const *nargv, const char *options,
|
||||
const struct option *long_options, int *idx)
|
||||
{
|
||||
|
||||
return (getopt_internal(nargc, nargv, options, long_options, idx,
|
||||
FLAG_PERMUTE));
|
||||
}
|
||||
|
||||
/*
|
||||
* getopt_long_only --
|
||||
* Parse argc/argv argument vector.
|
||||
*/
|
||||
int
|
||||
getopt_long_only(int nargc, char * const *nargv, const char *options,
|
||||
const struct option *long_options, int *idx)
|
||||
{
|
||||
|
||||
return (getopt_internal(nargc, nargv, options, long_options, idx,
|
||||
FLAG_PERMUTE|FLAG_LONGONLY));
|
||||
}
|
||||
|
||||
//extern int getopt_long(int nargc, char * const *nargv, const char *options,
|
||||
// const struct option *long_options, int *idx);
|
||||
//extern int getopt_long_only(int nargc, char * const *nargv, const char *options,
|
||||
// const struct option *long_options, int *idx);
|
||||
/*
|
||||
* Previous MinGW implementation had...
|
||||
*/
|
||||
#ifndef HAVE_DECL_GETOPT
|
||||
/*
|
||||
* ...for the long form API only; keep this for compatibility.
|
||||
*/
|
||||
# define HAVE_DECL_GETOPT 1
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__) */
|
||||
Loading…
Reference in New Issue
Block a user