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MSVC compatibility

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1. MSVC compatibility
2. CONFIG_VERSION (too common/generic) replaced by QUICKJS_VERSION due to clashes with other libraries that use CONFIG_VERSION too
This commit is contained in:
Andrew 2020-10-11 17:26:47 -07:00
parent 7c312df422
commit 4298c1a726
16 changed files with 4127 additions and 27 deletions
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9
.gitignore vendored Normal file
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@ -0,0 +1,9 @@
# OS generated files
## Mac OS X
.DS_Store
.Trashes
.Spotlight-V100
# # Windows
Thumbs.db
.bin
.build

26
cutils.c
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@ -29,6 +29,30 @@
#include "cutils.h"
#ifdef _MSC_VER
// From: https://stackoverflow.com/a/26085827
int gettimeofday(struct timeval * tp, struct timezone * tzp)
{
static const uint64_t EPOCH = ((uint64_t)116444736000000000ULL);
SYSTEMTIME system_time;
FILETIME file_time;
uint64_t time;
GetSystemTime(&system_time);
SystemTimeToFileTime(&system_time, &file_time);
time = ((uint64_t)file_time.dwLowDateTime);
time += ((uint64_t)file_time.dwHighDateTime) << 32;
tp->tv_sec = (long)((time - EPOCH) / 10000000L);
tp->tv_usec = (long)(system_time.wMilliseconds * 1000);
return 0;
}
#endif
void pstrcpy(char *buf, int buf_size, const char *str)
{
int c;
@ -297,7 +321,7 @@ int unicode_from_utf8(const uint8_t *p, int max_len, const uint8_t **pp)
return -1;
c = (c << 6) | (b & 0x3f);
}
if (c < utf8_min_code[l - 1])
if (c < (int)utf8_min_code[l - 1])
return -1;
*pp = p;
return c;

97
cutils.h
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@ -28,14 +28,32 @@
#include <stdlib.h>
#include <inttypes.h>
#ifdef _MSC_VER
#include <windows.h>
#include <intrin.h>
#else
#include <sys/time.h>
#endif
/* set if CPU is big endian */
#undef WORDS_BIGENDIAN
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#define force_inline inline __attribute__((always_inline))
#define no_inline __attribute__((noinline))
#define __maybe_unused __attribute__((unused))
#ifndef __has_attribute
#define likely(x) (x)
#define unlikely(x) (x)
#define force_inline __forceinline
#define no_inline __declspec(noinline)
#define __maybe_unused
#define __attribute__(x)
#define __attribute(x)
typedef size_t ssize_t;
#else
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#define force_inline inline __attribute__((always_inline))
#define no_inline __attribute__((noinline))
#define __maybe_unused __attribute__((unused))
#endif
#define xglue(x, y) x ## y
#define glue(x, y) xglue(x, y)
@ -114,27 +132,91 @@ static inline int64_t min_int64(int64_t a, int64_t b)
/* WARNING: undefined if a = 0 */
static inline int clz32(unsigned int a)
{
#ifdef _MSC_VER
unsigned long idx;
_BitScanReverse(&idx, a);
return 31 ^ idx;
#else
return __builtin_clz(a);
#endif
}
/* WARNING: undefined if a = 0 */
static inline int clz64(uint64_t a)
{
return __builtin_clzll(a);
#ifdef _MSC_VER
unsigned long where;
// BitScanReverse scans from MSB to LSB for first set bit.
// Returns 0 if no set bit is found.
#if INTPTR_MAX >= INT64_MAX // 64-bit
if (_BitScanReverse64(&where, a))
return (int)(63 - where);
#else
// Scan the high 32 bits.
if (_BitScanReverse(&where, (uint32_t)(a >> 32)))
return (int)(63 - (where + 32)); // Create a bit offset from the MSB.
// Scan the low 32 bits.
if (_BitScanReverse(&where, (uint32_t)(a)))
return (int)(63 - where);
#endif
return 64; // Undefined Behavior.
#else
return __builtin_clzll(a);
#endif
}
/* WARNING: undefined if a = 0 */
static inline int ctz32(unsigned int a)
{
#ifdef _MSC_VER
unsigned long idx;
_BitScanForward(&idx, a);
return 31 ^ idx;
#else
return __builtin_ctz(a);
#endif
}
/* WARNING: undefined if a = 0 */
static inline int ctz64(uint64_t a)
{
return __builtin_ctzll(a);
#ifdef _MSC_VER
unsigned long where;
// Search from LSB to MSB for first set bit.
// Returns zero if no set bit is found.
#if INTPTR_MAX >= INT64_MAX // 64-bit
if (_BitScanForward64(&where, a))
return (int)(where);
#else
// Win32 doesn't have _BitScanForward64 so emulate it with two 32 bit calls.
// Scan the Low Word.
if (_BitScanForward(&where, (uint32_t)(a)))
return (int)(where);
// Scan the High Word.
if (_BitScanForward(&where, (uint32_t)(a >> 32)))
return (int)(where + 32); // Create a bit offset from the LSB.
#endif
return 64;
#else
return __builtin_ctzll(a);
#endif
}
#ifdef _MSC_VER
#pragma pack(push, 1)
struct packed_u64 {
uint64_t v;
};
struct packed_u32 {
uint32_t v;
};
struct packed_u16 {
uint16_t v;
};
#pragma pack(pop)
#else
struct __attribute__((packed)) packed_u64 {
uint64_t v;
};
@ -146,6 +228,7 @@ struct __attribute__((packed)) packed_u32 {
struct __attribute__((packed)) packed_u16 {
uint16_t v;
};
#endif
static inline uint64_t get_u64(const uint8_t *tab)
{

2
libregexp.c
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@ -465,7 +465,7 @@ static int parse_digits(const uint8_t **pp, BOOL allow_overflow)
p++;
}
*pp = p;
return v;
return (int)v;
}
static int re_parse_expect(REParseState *s, const uint8_t **pp, int c)

107
premake5.lua Normal file
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@ -0,0 +1,107 @@
-----------------------------------------------------------------------------------------------------------------------
(function()
-- generate "quickjs-version.h" using VERSION file
local file = io.open("VERSION", "r")
local vers = file:read()
file:close()
vars = vers:gsub("%s+", "")
file = io.open("quickjs-version.h", "w+")
file:write("#define QUICKJS_VERSION \"" .. vers .. "\"\r\n")
file:close()
end)()
workspace "quickjs-msvc"
-- Premake output folder
location(path.join(".build", _ACTION))
platforms { "x86", "x64", "arm32", "arm64" }
-- Configuration settings
configurations { "Debug", "Release" }
filter "platforms:x86"
architecture "x86"
filter "platforms:x64"
architecture "x86_64"
filter "platforms:arm32"
architecture "ARM"
filter "platforms:arm64"
architecture "ARM64"
filter "system:windows"
removeplatforms { "arm32" }
-- Debug configuration
filter { "configurations:Debug" }
defines { "DEBUG" }
symbols "On"
optimize "Off"
-- Release configuration
filter { "configurations:Release" }
defines { "NDEBUG" }
optimize "Speed"
inlining "Auto"
filter { "language:not C#" }
defines { "_CRT_SECURE_NO_WARNINGS" }
buildoptions { "/std:c++latest" }
systemversion "latest"
filter { }
targetdir ".bin/%{cfg.longname}/"
exceptionhandling "Off"
rtti "Off"
--vectorextensions "AVX2"
-----------------------------------------------------------------------------------------------------------------------
project "quickjs"
language "C"
kind "StaticLib"
files {
"cutils.h",
"cutils.c",
"libregexp.c",
"libunicode.c",
"quickjs.c",
"quickjs-libc.c",
"libregexp.h",
"libregexp-opcode.h",
"libunicode.h",
"libunicode-table.h",
"list.h",
"quickjs.h",
"quickjs-atom.h",
"quickjs-libc.h",
"quickjs-opcode.h"
}
-----------------------------------------------------------------------------------------------------------------------
project "qjsc"
language "C"
kind "ConsoleApp"
links { "quickjs" }
files {
"qjsc.c"
}
-----------------------------------------------------------------------------------------------------------------------
project "qjs"
language "C"
kind "ConsoleApp"
links { "quickjs" }
dependson { "qjsc" }
files {
"qjs.c",
"repl.js",
"repl.c"
}
-- Compile repl.js and save bytecode into repl.c
prebuildcommands { "\"%{cfg.buildtarget.directory}/qjsc.exe\" -c -o \"../../repl.c\" -m \"../../repl.js\"" }

8
qjs.c
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@ -28,18 +28,20 @@
#include <inttypes.h>
#include <string.h>
#include <assert.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <time.h>
#if defined(__APPLE__)
#include <malloc/malloc.h>
#include <unistd.h>
#elif defined(__linux__)
#include <malloc.h>
#include <unistd.h>
#endif
#include "cutils.h"
#include "quickjs-libc.h"
#include "quickjs-version.h"
extern const uint8_t qjsc_repl[];
extern const uint32_t qjsc_repl_size;
@ -276,7 +278,7 @@ static const JSMallocFunctions trace_mf = {
void help(void)
{
printf("QuickJS version " CONFIG_VERSION "\n"
printf("QuickJS version " QUICKJS_VERSION "\n"
"usage: " PROG_NAME " [options] [file [args]]\n"
"-h --help list options\n"
"-e --eval EXPR evaluate EXPR\n"
@ -448,8 +450,10 @@ int main(int argc, char **argv)
}
}
#ifdef CONFIG_BIGNUM
if (load_jscalc)
bignum_ext = 1;
#endif
if (trace_memory) {
js_trace_malloc_init(&trace_data);

7
qjsc.c
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@ -27,14 +27,17 @@
#include <inttypes.h>
#include <string.h>
#include <assert.h>
#include <unistd.h>
#include <errno.h>
#if !defined(_WIN32)
#include <sys/wait.h>
#include <unistd.h>
#else
#include "win/getopt.h"
#endif
#include "cutils.h"
#include "quickjs-libc.h"
#include "quickjs-version.h"
typedef struct {
char *name;
@ -341,7 +344,7 @@ static const char main_c_template2[] =
void help(void)
{
printf("QuickJS Compiler version " CONFIG_VERSION "\n"
printf("QuickJS Compiler version " QUICKJS_VERSION "\n"
"usage: " PROG_NAME " [options] [files]\n"
"\n"
"options are:\n"

22
quickjs-libc.c
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@ -28,20 +28,30 @@
#include <inttypes.h>
#include <string.h>
#include <assert.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/time.h>
#include <time.h>
#include <signal.h>
#include <limits.h>
#include <sys/stat.h>
#include <dirent.h>
#if defined(_WIN32)
#include <windows.h>
#include <conio.h>
#include <utime.h>
#include <windows.h>
#include <conio.h>
#include <io.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/utime.h>
#include "win/dirent.h"
#ifndef PATH_MAX
#define PATH_MAX MAX_PATH
#endif
#define popen _popen
#define pclose _pclose
#else
#include <dirent.h>
#include <unistd.h>
#include <sys/time.h>
#include <dlfcn.h>
#include <termios.h>
#include <sys/ioctl.h>

1
quickjs-version.h Normal file
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@ -0,0 +1 @@
#define QUICKJS_VERSION "2020-09-06"

17
quickjs.c
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@ -28,14 +28,15 @@
#include <inttypes.h>
#include <string.h>
#include <assert.h>
#include <sys/time.h>
#include <time.h>
#include <fenv.h>
#include <math.h>
#if defined(__APPLE__)
#include <malloc/malloc.h>
#include <sys/time.h>
#elif defined(__linux__)
#include <malloc.h>
#include <sys/time.h>
#endif
#include "cutils.h"
@ -48,7 +49,7 @@
#define OPTIMIZE 1
#define SHORT_OPCODES 1
#if defined(EMSCRIPTEN)
#if defined(EMSCRIPTEN) || defined(_MSC_VER)
#define DIRECT_DISPATCH 0
#else
#define DIRECT_DISPATCH 1
@ -67,11 +68,11 @@
/* define to include Atomics.* operations which depend on the OS
threads */
#if !defined(EMSCRIPTEN)
#if !defined(EMSCRIPTEN) && !defined(_MSC_VER)
#define CONFIG_ATOMICS
#endif
#if !defined(EMSCRIPTEN)
#if !defined(EMSCRIPTEN) && !defined(_MSC_VER)
/* enable stack limitation */
#define CONFIG_STACK_CHECK
#endif
@ -6157,7 +6158,7 @@ void JS_DumpMemoryUsage(FILE *fp, const JSMemoryUsage *s, JSRuntime *rt)
#ifdef CONFIG_BIGNUM
"BigNum "
#endif
CONFIG_VERSION " version, %d-bit, malloc limit: %"PRId64"\n\n",
QUICKJS_VERSION " version, %d-bit, malloc limit: %"PRId64"\n\n",
(int)sizeof(void *) * 8, (int64_t)(ssize_t)s->malloc_limit);
#if 1
if (rt) {
@ -10164,7 +10165,11 @@ static JSValue js_atof(JSContext *ctx, const char *str, const char **pp,
} else
#endif
{
#ifdef _MSC_VER
double d = INFINITY;
#else
double d = 1.0 / 0.0;
#endif
if (is_neg)
d = -d;
val = JS_NewFloat64(ctx, d);
@ -41345,7 +41350,7 @@ static JSValue js_math_min_max(JSContext *ctx, JSValueConst this_val,
uint32_t tag;
if (unlikely(argc == 0)) {
return __JS_NewFloat64(ctx, is_max ? -1.0 / 0.0 : 1.0 / 0.0);
return __JS_NewFloat64(ctx, is_max ? -INFINITY : INFINITY);
}
tag = JS_VALUE_GET_TAG(argv[0]);

5
quickjs.h
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@ -27,6 +27,7 @@
#include <stdio.h>
#include <stdint.h>
#include "quickjs-version.h"
#ifdef __cplusplus
extern "C" {
@ -517,9 +518,9 @@ static js_force_inline JSValue JS_NewInt64(JSContext *ctx, int64_t val)
{
JSValue v;
if (val == (int32_t)val) {
v = JS_NewInt32(ctx, val);
v = JS_NewInt32(ctx, (int32_t)val);
} else {
v = __JS_NewFloat64(ctx, val);
v = __JS_NewFloat64(ctx, (double)val);
}
return v;
}

2026
repl.c Normal file
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File diff suppressed because it is too large Load Diff

1166
win/dirent.h Normal file
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File diff suppressed because it is too large Load Diff

653
win/getopt.h Normal file
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@ -0,0 +1,653 @@
#ifndef __GETOPT_H__
/**
* DISCLAIMER
* This file is part of the mingw-w64 runtime package.
*
* The mingw-w64 runtime package and its code is distributed in the hope that it
* will be useful but WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESSED OR
* IMPLIED ARE HEREBY DISCLAIMED. This includes but is not limited to
* warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
/*
* Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Sponsored in part by the Defense Advanced Research Projects
* Agency (DARPA) and Air Force Research Laboratory, Air Force
* Materiel Command, USAF, under agreement number F39502-99-1-0512.
*/
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Dieter Baron and Thomas Klausner.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* 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)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#pragma warning(disable:4996)
#define __GETOPT_H__
/* All the headers include this file. */
#include <crtdefs.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <windows.h>
#ifdef __cplusplus
extern "C" {
#endif
#define REPLACE_GETOPT /* use this getopt as the system getopt(3) */
#ifdef REPLACE_GETOPT
int opterr = 1; /* if error message should be printed */
int optind = 1; /* index into parent argv vector */
int optopt = '?'; /* character checked for validity */
#undef optreset /* see getopt.h */
#define optreset __mingw_optreset
int optreset; /* reset getopt */
char *optarg; /* argument associated with option */
#endif
//extern int optind; /* index of first non-option in argv */
//extern int optopt; /* single option character, as parsed */
//extern int opterr; /* flag to enable built-in diagnostics... */
// /* (user may set to zero, to suppress) */
//
//extern char *optarg; /* pointer to argument of current option */
#define PRINT_ERROR ((opterr) && (*options != ':'))
#define FLAG_PERMUTE 0x01 /* permute non-options to the end of argv */
#define FLAG_ALLARGS 0x02 /* treat non-options as args to option "-1" */
#define FLAG_LONGONLY 0x04 /* operate as getopt_long_only */
/* return values */
#define BADCH (int)'?'
#define BADARG ((*options == ':') ? (int)':' : (int)'?')
#define INORDER (int)1
#ifndef __CYGWIN__
#define __progname __argv[0]
#else
extern char __declspec(dllimport) *__progname;
#endif
#ifdef __CYGWIN__
static char EMSG[] = "";
#else
#define EMSG ""
#endif
static int getopt_internal(int, char * const *, const char *,
const struct option *, int *, int);
static int parse_long_options(char * const *, const char *,
const struct option *, int *, int);
static int gcd(int, int);
static void permute_args(int, int, int, char * const *);
static char *place = EMSG; /* option letter processing */
/* XXX: set optreset to 1 rather than these two */
static int nonopt_start = -1; /* first non option argument (for permute) */
static int nonopt_end = -1; /* first option after non options (for permute) */
/* Error messages */
static const char recargchar[] = "option requires an argument -- %c";
static const char recargstring[] = "option requires an argument -- %s";
static const char ambig[] = "ambiguous option -- %.*s";
static const char noarg[] = "option doesn't take an argument -- %.*s";
static const char illoptchar[] = "unknown option -- %c";
static const char illoptstring[] = "unknown option -- %s";
static void
_vwarnx(const char *fmt,va_list ap)
{
(void)fprintf(stderr,"%s: ",__progname);
if (fmt != NULL)
(void)vfprintf(stderr,fmt,ap);
(void)fprintf(stderr,"\n");
}
static void
warnx(const char *fmt,...)
{
va_list ap;
va_start(ap,fmt);
_vwarnx(fmt,ap);
va_end(ap);
}
/*
* Compute the greatest common divisor of a and b.
*/
static int
gcd(int a, int b)
{
int c;
c = a % b;
while (c != 0) {
a = b;
b = c;
c = a % b;
}
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__) */

4
win/premake-vs2017.bat Normal file
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cd ..
premake5 vs2017
cd .build
start vs2017\quickjs-msvc.sln

4
win/premake-vs2019.bat Normal file
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@ -0,0 +1,4 @@
cd ..
premake5 vs2019
cd .build
start vs2019\quickjs-msvc.sln