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qse/cmd/awk/awk.c

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/*
* $Id$
*
Copyright (c) 2006-2019 Chung, Hyung-Hwan. All rights reserved.
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 AUTHOR "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 AUTHOR 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.
*/
#include <qse/awk/stdawk.h>
#include <qse/cmn/sll.h>
#include <qse/cmn/mem.h>
#include <qse/cmn/chr.h>
#include <qse/cmn/opt.h>
#include <qse/cmn/path.h>
#include <qse/cmn/main.h>
#include <qse/cmn/mbwc.h>
#include <qse/cmn/xma.h>
#include <qse/cmn/fmt.h>
#include <qse/si/glob.h>
#include <qse/si/sio.h>
#include <qse/si/intr.h>
#include <string.h>
#include <signal.h>
#include <stdarg.h>
#include <stdlib.h>
#include <locale.h>
#define ENABLE_CALLBACK
#define ABORT(label) goto label
#if defined(_WIN32)
# include <winsock2.h>
# include <windows.h>
#elif defined(__OS2__)
# define INCL_ERRORS
# include <os2.h>
#elif defined(__DOS__)
# include <dos.h>
# include <tcp.h> /* watt-32 */
#else
# include <unistd.h>
# include <errno.h>
# if defined(QSE_ENABLE_LIBLTDL)
# include <ltdl.h>
# define USE_LTDL
# elif defined(HAVE_DLFCN_H)
# include <dlfcn.h>
# define USE_DLFCN
# else
# error UNSUPPORTED DYNAMIC LINKER
# endif
#endif
static qse_awk_rtx_t* app_rtx = QSE_NULL;
static int app_debug = 0;
typedef struct arg_t arg_t;
typedef struct xarg_t xarg_t;
struct xarg_t
{
qse_mmgr_t* mmgr;
qse_char_t** ptr;
qse_size_t size;
qse_size_t capa;
};
struct arg_t
{
int incl_conv;
qse_awk_parsestd_t* psin; /* input source streams */
qse_char_t* osf; /* output source file */
xarg_t icf; /* input console files */
qse_htb_t* gvm; /* global variable map */
qse_char_t* fs; /* field separator */
qse_char_t* call; /* function to call */
qse_cmgr_t* script_cmgr;
qse_cmgr_t* console_cmgr;
unsigned int modern: 1;
unsigned int classic: 1;
int opton;
int optoff;
qse_ulong_t memlimit;
#if defined(QSE_BUILD_DEBUG)
qse_ulong_t failmalloc;
#endif
};
struct gvmv_t
{
int idx;
qse_cstr_t str;
};
static void dprint (const qse_char_t* fmt, ...)
{
if (app_debug)
{
va_list ap;
va_start (ap, fmt);
qse_sio_putstrvf (QSE_STDERR, fmt, ap);
va_end (ap);
}
}
#if !defined(_WIN32) && !defined(__OS2__) && !defined(__DOS__) && defined(SIGPIPE)
static int setsignal (int sig, void(*handler)(int), int restart)
{
struct sigaction sa_int;
sa_int.sa_handler = handler;
sigemptyset (&sa_int.sa_mask);
sa_int.sa_flags = 0;
if (restart)
{
#if defined(SA_RESTART)
sa_int.sa_flags |= SA_RESTART;
#endif
}
else
{
#if defined(SA_INTERRUPT)
sa_int.sa_flags |= SA_INTERRUPT;
#endif
}
return sigaction (sig, &sa_int, NULL);
}
#endif
static void stop_run (void* arg)
{
#if !defined(_WIN32) && !defined(__OS2__) && !defined(__DOS__)
int e = errno;
#endif
qse_awk_rtx_halt (app_rtx);
#if !defined(_WIN32) && !defined(__OS2__) && !defined(__DOS__)
errno = e;
#endif
}
static void set_intr_run (void)
{
qse_set_intr_handler (stop_run, QSE_NULL);
#if !defined(_WIN32) && !defined(__OS2__) && !defined(__DOS__) && defined(SIGPIPE)
setsignal (SIGPIPE, SIG_IGN, 0);
#endif
}
static void unset_intr_run (void)
{
qse_clear_intr_handler ();
#if !defined(_WIN32) && !defined(__OS2__) && !defined(__DOS__) && defined(SIGPIPE)
setsignal (SIGPIPE, SIG_DFL, 0);
#endif
}
static qse_htb_walk_t print_awk_value (qse_htb_t* map, qse_htb_pair_t* pair, void* arg)
{
qse_awk_rtx_t* rtx = (qse_awk_rtx_t*)arg;
qse_char_t* str;
qse_size_t len;
qse_awk_errinf_t oerrinf;
qse_awk_rtx_geterrinf (rtx, &oerrinf);
str = qse_awk_rtx_valtostrdup(rtx, QSE_HTB_VPTR(pair), &len);
if (str == QSE_NULL)
{
if (qse_awk_rtx_geterrnum(rtx) == QSE_AWK_EVALTOSTR)
{
dprint (QSE_T("%.*s = [not printable]\n"),
(int)QSE_HTB_KLEN(pair), QSE_HTB_KPTR(pair));
qse_awk_rtx_seterrinf (rtx, &oerrinf);
}
else
{
dprint (QSE_T("***OUT OF MEMORY***\n"));
}
}
else
{
dprint (QSE_T("%.*s = %.*s\n"),
(int)QSE_HTB_KLEN(pair), QSE_HTB_KPTR(pair),
(int)len, str);
qse_awk_freemem (qse_awk_rtx_getawk(rtx), str);
}
return QSE_HTB_WALK_FORWARD;
}
struct set_global_ctx_t
{
qse_awk_rtx_t* rtx;
int fail;
};
static qse_htb_walk_t set_global (qse_htb_t* map, qse_htb_pair_t* pair, void* arg)
{
qse_awk_val_t* v;
struct set_global_ctx_t* ctx = (struct set_global_ctx_t*)arg;
struct gvmv_t* gvmv = (struct gvmv_t*)QSE_HTB_VPTR(pair);
v = qse_awk_rtx_makenstrvalwithcstr(ctx->rtx, &gvmv->str);
if (v == QSE_NULL)
{
ctx->fail = 1;
return QSE_HTB_WALK_STOP;
}
qse_awk_rtx_refupval (ctx->rtx, v);
qse_awk_rtx_setgbl (ctx->rtx, gvmv->idx, v);
qse_awk_rtx_refdownval (ctx->rtx, v);
return QSE_HTB_WALK_FORWARD;
}
static int apply_fs_and_gvm (qse_awk_rtx_t* rtx, struct arg_t* arg)
{
if (arg->fs)
{
qse_awk_val_t* fs;
/* compose a string value to use to set FS to */
fs = qse_awk_rtx_makestrvalwithstr (rtx, arg->fs);
if (fs == QSE_NULL) return -1;
/* change FS according to the command line argument */
qse_awk_rtx_refupval (rtx, fs);
qse_awk_rtx_setgbl (rtx, QSE_AWK_GBL_FS, fs);
qse_awk_rtx_refdownval (rtx, fs);
}
if (arg->gvm)
{
/* set the value of user-defined global variables
* to a runtime context */
struct set_global_ctx_t ctx;
ctx.fail = 0;
ctx.rtx = rtx;
qse_htb_walk (arg->gvm, set_global, &ctx);
if (ctx.fail) return -1;
}
return 0;
}
static void dprint_return (qse_awk_rtx_t* rtx, qse_awk_val_t* ret)
{
qse_size_t len;
qse_char_t* str;
if (qse_awk_rtx_isnilval (rtx, ret))
{
dprint (QSE_T("[RETURN] - ***nil***\n"));
}
else
{
str = qse_awk_rtx_valtostrdup (rtx, ret, &len);
if (str == QSE_NULL)
{
dprint (QSE_T("[RETURN] - ***OUT OF MEMORY***\n"));
}
else
{
dprint (QSE_T("[RETURN] - [%.*s]\n"), (int)len, str);
qse_awk_freemem (qse_awk_rtx_getawk(rtx), str);
}
}
dprint (QSE_T("[NAMED VARIABLES]\n"));
qse_htb_walk (qse_awk_rtx_getnvmap(rtx), print_awk_value, rtx);
dprint (QSE_T("[END NAMED VARIABLES]\n"));
}
#if defined(ENABLE_CALLBACK)
static void on_statement (qse_awk_rtx_t* rtx, qse_awk_nde_t* nde)
{
dprint (QSE_T("running %d at line %zu\n"), (int)nde->type, (qse_size_t)nde->loc.line);
}
#endif
static void print_version (void)
{
qse_sio_putstrf (QSE_STDOUT, QSE_T("QSEAWK %hs\n"), QSE_PACKAGE_VERSION);
qse_sio_putstrf (QSE_STDOUT, QSE_T("Copyright 2006-2014 Chung, Hyung-Hwan\n"));
}
static void print_error (const qse_char_t* fmt, ...)
{
va_list va;
qse_sio_putstr (QSE_STDERR, QSE_T("ERROR: "));
va_start (va, fmt);
qse_sio_putstrvf (QSE_STDERR, fmt, va);
va_end (va);
}
static void print_warning (const qse_char_t* fmt, ...)
{
va_list va;
qse_sio_putstr (QSE_STDERR, QSE_T("WARNING: "));
va_start (va, fmt);
qse_sio_putstrvf (QSE_STDERR, fmt, va);
va_end (va);
}
struct opttab_t
{
const qse_char_t* name;
int opt;
const qse_char_t* desc;
} opttab[] =
{
{ QSE_T("implicit"), QSE_AWK_IMPLICIT, QSE_T("allow undeclared variables") },
{ QSE_T("nextofile"), QSE_AWK_NEXTOFILE, QSE_T("enable nextofile & OFILENAME") },
{ QSE_T("rio"), QSE_AWK_RIO, QSE_T("enable builtin I/O including getline & print") },
{ QSE_T("rwpipe"), QSE_AWK_RWPIPE, QSE_T("allow a dual-directional pipe") },
{ QSE_T("newline"), QSE_AWK_NEWLINE, QSE_T("enable a newline to terminate a statement") },
{ QSE_T("striprecspc"), QSE_AWK_STRIPRECSPC, QSE_T("strip spaces in splitting a record") },
{ QSE_T("stripstrspc"), QSE_AWK_STRIPSTRSPC, QSE_T("strip spaces in string-to-number conversion") },
{ QSE_T("blankconcat"), QSE_AWK_BLANKCONCAT, QSE_T("enable concatenation by blanks") },
{ QSE_T("crlf"), QSE_AWK_CRLF, QSE_T("use CRLF for a newline") },
{ QSE_T("flexmap"), QSE_AWK_FLEXMAP, QSE_T("allow a map to be assigned or returned") },
{ QSE_T("pablock"), QSE_AWK_PABLOCK, QSE_T("enable pattern-action loop") },
{ QSE_T("rexbound"), QSE_AWK_REXBOUND, QSE_T("enable {n,m} in a regular expression") },
{ QSE_T("ncmponstr"), QSE_AWK_NCMPONSTR, QSE_T("perform numeric comparsion on numeric strings") },
{ QSE_T("strictnaming"), QSE_AWK_STRICTNAMING, QSE_T("enable the strict naming rule") },
{ QSE_T("tolerant"), QSE_AWK_TOLERANT, QSE_T("make more fault-tolerant") },
{ QSE_NULL, 0, QSE_NULL }
};
static void print_usage (qse_sio_t* out, const qse_char_t* argv0)
{
int j;
const qse_char_t* b = qse_basename (argv0);
qse_fprintf (out, QSE_T("USAGE: %s [options] -f sourcefile [ -- ] [datafile]*\n"), b);
qse_fprintf (out, QSE_T(" %s [options] [ -- ] sourcestring [datafile]*\n"), b);
qse_fprintf (out, QSE_T("Where options are:\n"));
qse_fprintf (out, QSE_T(" -h/--help print this message\n"));
qse_fprintf (out, QSE_T(" --version print version\n"));
qse_fprintf (out, QSE_T(" -D show extra information\n"));
qse_fprintf (out, QSE_T(" -c/--call name call a function instead of entering\n"));
qse_fprintf (out, QSE_T(" the pattern-action loop. [datafile]* is\n"));
qse_fprintf (out, QSE_T(" passed to the function as parameters\n"));
qse_fprintf (out, QSE_T(" -f/--file sourcefile set the source script file\n"));
qse_fprintf (out, QSE_T(" -d/--deparsed-file deparsedfile set the deparsing output file\n"));
qse_fprintf (out, QSE_T(" -F/--field-separator string set a field separator(FS)\n"));
qse_fprintf (out, QSE_T(" -v/--assign var=value add a global variable with a value\n"));
qse_fprintf (out, QSE_T(" -m/--memory-limit number limit the memory usage (bytes)\n"));
qse_fprintf (out, QSE_T(" -w expand datafile wildcards\n"));
#if defined(QSE_BUILD_DEBUG)
qse_fprintf (out, QSE_T(" -X number fail the number'th memory allocation\n"));
#endif
#if defined(QSE_CHAR_IS_WCHAR)
qse_fprintf (out, QSE_T(" --script-encoding string specify script file encoding name\n"));
qse_fprintf (out, QSE_T(" --console-encoding string specify console encoding name\n"));
#endif
qse_fprintf (out, QSE_T(" --modern run in the modern mode(default)\n"));
qse_fprintf (out, QSE_T(" --classic run in the classic mode\n"));
for (j = 0; opttab[j].name; j++)
{
qse_fprintf (out,
QSE_T(" --%-18s on/off %s\n"),
opttab[j].name, opttab[j].desc);
}
}
/* ---------------------------------------------------------------------- */
static int collect_into_xarg (const qse_cstr_t* path, void* ctx)
{
xarg_t* xarg = (xarg_t*)ctx;
if (xarg->size <= xarg->capa)
{
qse_char_t** tmp;
tmp = QSE_MMGR_REALLOC (
xarg->mmgr, xarg->ptr,
QSE_SIZEOF(*tmp) * (xarg->capa + 128 + 1));
if (tmp == QSE_NULL) return -1;
xarg->ptr = tmp;
xarg->capa += 128;
}
xarg->ptr[xarg->size] = qse_strdup (path->ptr, xarg->mmgr);
if (xarg->ptr[xarg->size] == QSE_NULL) return -1;
xarg->size++;
return 0;
}
static void purge_xarg (xarg_t* xarg)
{
if (xarg->ptr)
{
qse_size_t i;
for (i = 0; i < xarg->size; i++)
QSE_MMGR_FREE (xarg->mmgr, xarg->ptr[i]);
QSE_MMGR_FREE (xarg->mmgr, xarg->ptr);
xarg->size = 0;
xarg->capa = 0;
xarg->ptr = QSE_NULL;
}
}
static int expand_wildcard (int argc, qse_char_t* argv[], int glob, xarg_t* xarg)
{
int i;
qse_cstr_t tmp;
for (i = 0; i < argc; i++)
{
int x;
if (glob)
{
#if defined(_WIN32) || defined(__OS2__) || defined(__DOS__)
int glob_flags = QSE_GLOB_TOLERANT | QSE_GLOB_PERIOD | QSE_GLOB_NOESCAPE | QSE_GLOB_IGNORECASE;
#else
int glob_flags = QSE_GLOB_TOLERANT | QSE_GLOB_PERIOD;
#endif
x = qse_glob (
argv[i], collect_into_xarg, xarg,
glob_flags, xarg->mmgr, qse_getdflcmgr()
);
if (x <= -1) return -1;
}
else x = 0;
if (x == 0)
{
/* not expanded. just use it as is */
tmp.ptr = argv[i];
tmp.len = qse_strlen(argv[i]);
if (collect_into_xarg (&tmp, xarg) <= -1) return -1;
}
}
xarg->ptr[xarg->size] = QSE_NULL;
return 0;
}
/* ---------------------------------------------------------------------- */
static int comparg (int argc, qse_char_t* argv[], struct arg_t* arg)
{
static qse_opt_lng_t lng[] =
{
{ QSE_T(":implicit"), QSE_T('\0') },
{ QSE_T(":nextofile"), QSE_T('\0') },
{ QSE_T(":rio"), QSE_T('\0') },
{ QSE_T(":rwpipe"), QSE_T('\0') },
{ QSE_T(":newline"), QSE_T('\0') },
{ QSE_T(":striprecspc"), QSE_T('\0') },
{ QSE_T(":stripstrspc"), QSE_T('\0') },
{ QSE_T(":blankconcat"), QSE_T('\0') },
{ QSE_T(":crlf"), QSE_T('\0') },
{ QSE_T(":flexmap"), QSE_T('\0') },
{ QSE_T(":pablock"), QSE_T('\0') },
{ QSE_T(":rexbound"), QSE_T('\0') },
{ QSE_T(":ncmponstr"), QSE_T('\0') },
{ QSE_T(":strictnaming"), QSE_T('\0') },
{ QSE_T(":tolerant"), QSE_T('\0') },
{ QSE_T(":call"), QSE_T('c') },
{ QSE_T(":file"), QSE_T('f') },
{ QSE_T(":deparsed-file"), QSE_T('d') },
{ QSE_T(":field-separator"), QSE_T('F') },
{ QSE_T(":assign"), QSE_T('v') },
{ QSE_T(":memory-limit"), QSE_T('m') },
{ QSE_T(":script-encoding"), QSE_T('\0') },
{ QSE_T(":console-encoding"), QSE_T('\0') },
{ QSE_T("modern"), QSE_T('\0') },
{ QSE_T("classic"), QSE_T('\0') },
{ QSE_T("version"), QSE_T('\0') },
{ QSE_T("help"), QSE_T('h') },
{ QSE_NULL, QSE_T('\0') }
};
static qse_opt_t opt =
{
#if defined(QSE_BUILD_DEBUG)
QSE_T("hDc:f:d:F:v:m:wX:"),
#else
QSE_T("hDc:f:d:F:v:m:w"),
#endif
lng
};
qse_cint_t c;
qse_size_t i;
qse_size_t isfc = 16; /* the capacity of isf */
qse_size_t isfl = 0; /* number of input source files */
qse_awk_parsestd_t* isf = QSE_NULL; /* input source files */
qse_char_t* osf = QSE_NULL; /* output source file */
qse_htb_t* gvm = QSE_NULL; /* global variable map */
qse_char_t* fs = QSE_NULL; /* field separator */
qse_char_t* call = QSE_NULL; /* function to call */
int oops_ret = -1;
int do_glob = 0;
isf = QSE_MMGR_ALLOC (arg->icf.mmgr, QSE_SIZEOF(*isf) * isfc);
if (isf == QSE_NULL)
{
print_error (QSE_T("out of memory\n"));
goto oops;
}
gvm = qse_htb_open (
QSE_MMGR_GETDFL(), 0, 30, 70,
QSE_SIZEOF(qse_char_t), QSE_SIZEOF(struct gvmv_t)
);
if (gvm == QSE_NULL)
{
print_error (QSE_T("out of memory\n"));
goto oops;
}
qse_htb_setstyle (gvm,
qse_gethtbstyle(QSE_HTB_STYLE_INLINE_VALUE_COPIER)
);
while ((c = qse_getopt (argc, argv, &opt)) != QSE_CHAR_EOF)
{
switch (c)
{
case QSE_T('h'):
oops_ret = 0;
goto oops;
case QSE_T('D'):
{
app_debug = 1;
break;
}
case QSE_T('c'):
{
call = opt.arg;
break;
}
case QSE_T('f'):
{
if (isfl >= isfc - 1) /* -1 for last QSE_NULL */
{
qse_awk_parsestd_t* tmp;
tmp = QSE_MMGR_REALLOC (arg->icf.mmgr, isf, QSE_SIZEOF(*isf)*(isfc+16));
if (tmp == QSE_NULL)
{
print_error (QSE_T("out of memory\n"));
goto oops;
}
isf = tmp;
isfc = isfc + 16;
}
isf[isfl].type = QSE_AWK_PARSESTD_FILE;
isf[isfl].u.file.path = opt.arg;
isf[isfl].u.file.cmgr = QSE_NULL;
isfl++;
break;
}
case QSE_T('d'):
{
osf = opt.arg;
break;
}
case QSE_T('F'):
{
fs = opt.arg;
break;
}
case QSE_T('v'):
{
struct gvmv_t gvmv;
qse_char_t* eq;
eq = qse_strchr(opt.arg, QSE_T('='));
if (eq == QSE_NULL)
{
if (opt.lngopt)
print_error (QSE_T("no value for '%s' in '%s'\n"), opt.arg, opt.lngopt);
else
print_error (QSE_T("no value for '%s' in '%c'\n"), opt.arg, opt.opt);
goto oops;
}
*eq = QSE_T('\0');
gvmv.idx = -1;
gvmv.str.ptr = ++eq;
gvmv.str.len = qse_strlen(eq);
/* +1 for null-termination of the key in the table */
if (qse_htb_upsert (gvm, opt.arg, qse_strlen(opt.arg) + 1, &gvmv, 1) == QSE_NULL)
{
print_error (QSE_T("out of memory\n"));
goto oops;
}
break;
}
case QSE_T('m'):
{
arg->memlimit = qse_strtoulong (opt.arg, 10, QSE_NULL);
break;
}
case QSE_T('w'):
{
do_glob = 1;
break;
}
#if defined(QSE_BUILD_DEBUG)
case QSE_T('X'):
{
arg->failmalloc = qse_strtoulong (opt.arg, 10, QSE_NULL);
break;
}
#endif
case QSE_T('\0'):
{
/* a long option with no corresponding short option */
qse_size_t i;
if (qse_strcmp(opt.lngopt, QSE_T("version")) == 0)
{
print_version ();
oops_ret = 2;
goto oops;
}
else if (qse_strcmp(opt.lngopt, QSE_T("script-encoding")) == 0)
{
arg->script_cmgr = qse_findcmgr (opt.arg);
if (arg->script_cmgr == QSE_NULL)
{
print_error (QSE_T("unknown script encoding - %s\n"), opt.arg);
oops_ret = 3;
goto oops;
}
}
else if (qse_strcmp(opt.lngopt, QSE_T("console-encoding")) == 0)
{
arg->console_cmgr = qse_findcmgr (opt.arg);
if (arg->console_cmgr == QSE_NULL)
{
print_error (QSE_T("unknown console encoding - %s\n"), opt.arg);
oops_ret = 3;
goto oops;
}
}
else if (qse_strcmp(opt.lngopt, QSE_T("modern")) == 0)
{
arg->modern = 1;
}
else if (qse_strcmp(opt.lngopt, QSE_T("classic")) == 0)
{
arg->classic = 1;
}
else
{
for (i = 0; opttab[i].name; i++)
{
if (qse_strcmp (opt.lngopt, opttab[i].name) == 0)
{
if (qse_strcmp (opt.arg, QSE_T("off")) == 0)
arg->optoff |= opttab[i].opt;
else if (qse_strcmp (opt.arg, QSE_T("on")) == 0)
arg->opton |= opttab[i].opt;
else
{
print_error (QSE_T("invalid value '%s' for '%s' - use 'on' or 'off'\n"), opt.arg, opt.lngopt);
oops_ret = 3;
goto oops;
}
break;
}
}
}
break;
}
case QSE_T('?'):
{
if (opt.lngopt)
print_error (QSE_T("illegal option - '%s'\n"), opt.lngopt);
else
print_error (QSE_T("illegal option - '%c'\n"), opt.opt);
goto oops;
}
case QSE_T(':'):
{
if (opt.lngopt)
print_error (QSE_T("bad argument for '%s'\n"), opt.lngopt);
else
print_error (QSE_T("bad argument for '%c'\n"), opt.opt);
goto oops;
}
default:
goto oops;
}
}
if (isfl <= 0)
{
/* no -f specified */
if (opt.ind >= argc)
{
/* no source code specified */
goto oops;
}
/* the source code is the string, not from the file */
isf[isfl].type = QSE_AWK_PARSESTD_STR;
isf[isfl].u.str.ptr = argv[opt.ind++];
isf[isfl].u.str.len = qse_strlen(isf[isfl].u.str.ptr);
isfl++;
}
for (i = 0; i < isfl ; i++)
{
if (isf[i].type == QSE_AWK_PARSESTD_FILE)
isf[i].u.file.cmgr = arg->script_cmgr;
}
isf[isfl].type = QSE_AWK_PARSESTD_NULL;
arg->psin = isf;
if (opt.ind < argc)
{
/* the remaining arguments are input console file names */
if (expand_wildcard (argc - opt.ind, &argv[opt.ind], do_glob, &arg->icf) <= -1)
{
print_error (QSE_T("failed to expand wildcard\n"));
goto oops;
}
}
arg->osf = osf;
arg->gvm = gvm;
arg->fs = fs;
arg->call = call;
return 1;
oops:
if (gvm) qse_htb_close (gvm);
purge_xarg (&arg->icf);
if (isf)
{
if (arg->incl_conv) QSE_MMGR_FREE (arg->icf.mmgr, isf[0].u.str.ptr);
QSE_MMGR_FREE (arg->icf.mmgr, isf);
}
return oops_ret;
}
static void freearg (struct arg_t* arg)
{
if (arg->psin)
{
if (arg->incl_conv) QSE_MMGR_FREE (arg->icf.mmgr, arg->psin[0].u.str.ptr);
QSE_MMGR_FREE (arg->icf.mmgr, arg->psin);
}
/*if (arg->osf != QSE_NULL) free (arg->osf);*/
purge_xarg (&arg->icf);
if (arg->gvm != QSE_NULL) qse_htb_close (arg->gvm);
}
static void print_awkerr (qse_awk_t* awk)
{
const qse_awk_loc_t* loc = qse_awk_geterrloc (awk);
print_error (
QSE_T("CODE %d LINE %zu COLUMN %zu %s%s%s- %s\n"),
qse_awk_geterrnum(awk),
(qse_size_t)loc->line,
(qse_size_t)loc->colm,
((loc->file == QSE_NULL)? QSE_T(""): QSE_T("FILE ")),
((loc->file == QSE_NULL)? QSE_T(""): loc->file),
((loc->file == QSE_NULL)? QSE_T(""): QSE_T(" ")),
qse_awk_geterrmsg(awk)
);
}
static void print_rtxerr (qse_awk_rtx_t* rtx)
{
const qse_awk_loc_t* loc = qse_awk_rtx_geterrloc (rtx);
print_error (
QSE_T("CODE %d LINE %zu COLUMN %zu %s%s%s- %s\n"),
qse_awk_rtx_geterrnum(rtx),
(qse_size_t)loc->line,
(qse_size_t)loc->colm,
((loc->file == QSE_NULL)? QSE_T(""): QSE_T("FILE ")),
((loc->file == QSE_NULL)? QSE_T(""): loc->file),
((loc->file == QSE_NULL)? QSE_T(""): QSE_T(" ")),
qse_awk_rtx_geterrmsg(rtx)
);
}
struct add_global_ctx_t
{
qse_awk_t* awk;
int fail;
};
qse_htb_walk_t add_global (qse_htb_t* map, qse_htb_pair_t* pair, void* arg)
{
struct add_global_ctx_t* ctx = (struct add_global_ctx_t*)arg;
struct gvmv_t* gvmv = (struct gvmv_t*)QSE_HTB_VPTR(pair);
/* the key was inserted to the table with a null at the end
* and the key length was even incremetned for that.
* so i can pass the pointer without other adjustments. */
gvmv->idx = qse_awk_addgbl(ctx->awk, QSE_HTB_KPTR(pair));
if (gvmv->idx <= -1)
{
ctx->fail = 1;
return QSE_HTB_WALK_STOP;
}
return QSE_HTB_WALK_FORWARD;
}
static void* xma_alloc (qse_mmgr_t* mmgr, qse_size_t size)
{
return qse_xma_alloc (mmgr->ctx, size);
}
static void* xma_realloc (qse_mmgr_t* mmgr, void* ptr, qse_size_t size)
{
return qse_xma_realloc (mmgr->ctx, ptr, size);
}
static void xma_free (qse_mmgr_t* mmgr, void* ptr)
{
qse_xma_free (mmgr->ctx, ptr);
}
static qse_mmgr_t xma_mmgr =
{
xma_alloc,
xma_realloc,
xma_free,
QSE_NULL
};
#if defined(QSE_BUILD_DEBUG)
static qse_ulong_t debug_mmgr_count = 0;
static qse_ulong_t debug_mmgr_alloc_count = 0;
static qse_ulong_t debug_mmgr_realloc_count = 0;
static qse_ulong_t debug_mmgr_free_count = 0;
static void* debug_mmgr_alloc (qse_mmgr_t* mmgr, qse_size_t size)
{
void* ptr;
struct arg_t* arg = (struct arg_t*)mmgr->ctx;
debug_mmgr_count++;
if (debug_mmgr_count % arg->failmalloc == 0) return QSE_NULL;
ptr = malloc (size);
if (ptr) debug_mmgr_alloc_count++;
return ptr;
}
static void* debug_mmgr_realloc (qse_mmgr_t* mmgr, void* ptr, qse_size_t size)
{
void* rptr;
struct arg_t* arg = (struct arg_t*)mmgr->ctx;
debug_mmgr_count++;
if (debug_mmgr_count % arg->failmalloc == 0) return QSE_NULL;
rptr = realloc (ptr, size);
if (rptr)
{
if (ptr) debug_mmgr_realloc_count++;
else debug_mmgr_alloc_count++;
}
return rptr;
}
static void debug_mmgr_free (qse_mmgr_t* mmgr, void* ptr)
{
debug_mmgr_free_count++;
free (ptr);
}
static qse_mmgr_t debug_mmgr =
{
debug_mmgr_alloc,
debug_mmgr_realloc,
debug_mmgr_free,
QSE_NULL
};
#endif
static int awk_main (int argc, qse_char_t* argv[])
{
qse_awk_t* awk = QSE_NULL;
qse_awk_rtx_t* rtx = QSE_NULL;
qse_awk_val_t* retv;
int i;
struct arg_t arg;
struct add_global_ctx_t agctx;
int ret = -1;
#if defined(ENABLE_CALLBACK)
static qse_awk_rtx_ecb_t rtx_ecb =
{
QSE_FV(.close, QSE_NULL),
QSE_FV(.stmt, on_statement),
QSE_FV(.gblset, QSE_NULL)
};
#endif
/* TODO: change it to support multiple source files */
qse_awk_parsestd_t psout;
qse_mmgr_t* mmgr = QSE_MMGR_GETDFL();
qse_memset (&arg, 0, QSE_SIZEOF(arg));
arg.icf.mmgr = mmgr;
i = comparg (argc, argv, &arg);
if (i <= 0)
{
print_usage (((i == 0)? QSE_STDOUT: QSE_STDERR), argv[0]);
return i;
}
if (i == 2) return 0;
if (i == 3) return -1;
if (arg.osf)
{
psout.type = QSE_AWK_PARSESTD_FILE;
psout.u.file.path = arg.osf;
psout.u.file.cmgr = arg.script_cmgr;
}
#if defined(QSE_BUILD_DEBUG)
if (arg.failmalloc > 0)
{
debug_mmgr.ctx = &arg;
mmgr = &debug_mmgr;
}
else
#endif
if (arg.memlimit > 0)
{
xma_mmgr.ctx = qse_xma_open (QSE_MMGR_GETDFL(), 0, QSE_NULL, arg.memlimit);
if (xma_mmgr.ctx == QSE_NULL)
{
qse_printf (QSE_T("ERROR: cannot open memory heap\n"));
goto oops;
}
mmgr = &xma_mmgr;
}
awk = qse_awk_openstdwithmmgr (mmgr, 0, QSE_NULL);
/*awk = qse_awk_openstd (0);*/
if (awk == QSE_NULL)
{
qse_printf (QSE_T("ERROR: cannot open awk\n"));
goto oops;
}
if (arg.modern) i = QSE_AWK_MODERN;
else if (arg.classic) i = QSE_AWK_CLASSIC;
else qse_awk_getopt (awk, QSE_AWK_TRAIT, &i);
if (arg.opton) i |= arg.opton;
if (arg.optoff) i &= ~arg.optoff;
qse_awk_setopt (awk, QSE_AWK_TRAIT, &i);
/* TODO: get depth from command line */
{
qse_size_t tmp;
tmp = 50;
qse_awk_setopt (awk, QSE_AWK_DEPTH_BLOCK_PARSE, &tmp);
qse_awk_setopt (awk, QSE_AWK_DEPTH_EXPR_PARSE, &tmp);
tmp = 500;
qse_awk_setopt (awk, QSE_AWK_DEPTH_BLOCK_RUN, &tmp);
qse_awk_setopt (awk, QSE_AWK_DEPTH_EXPR_RUN, &tmp);
tmp = 64;
qse_awk_setopt (awk, QSE_AWK_DEPTH_INCLUDE, &tmp);
}
agctx.awk = awk;
agctx.fail = 0;
qse_htb_walk (arg.gvm, add_global, &agctx);
if (agctx.fail)
{
print_awkerr (awk);
goto oops;
}
if (qse_awk_parsestd(awk, arg.psin, ((arg.osf == QSE_NULL)? QSE_NULL: &psout)) <= -1)
{
print_awkerr (awk);
goto oops;
}
rtx = qse_awk_rtx_openstd (
awk, 0, QSE_T("qseawk"),
(arg.call? QSE_NULL: (const qse_char_t**)arg.icf.ptr), /* console input */
QSE_NULL, /* console output */
arg.console_cmgr
);
if (rtx == QSE_NULL)
{
print_awkerr (awk);
goto oops;
}
if (apply_fs_and_gvm (rtx, &arg) <= -1)
{
print_awkerr (awk);
goto oops;
}
app_rtx = rtx;
#if defined(ENABLE_CALLBACK)
qse_awk_rtx_pushecb (rtx, &rtx_ecb);
#endif
set_intr_run ();
retv = arg.call?
qse_awk_rtx_callwithstrs (rtx, arg.call, (const qse_char_t**)arg.icf.ptr, arg.icf.size):
qse_awk_rtx_loop (rtx);
unset_intr_run ();
if (retv)
{
qse_awk_int_t tmp;
qse_awk_rtx_refdownval (rtx, retv);
if (app_debug) dprint_return (rtx, retv);
ret = 0;
if (qse_awk_rtx_valtoint (rtx, retv, &tmp) >= 0) ret = tmp;
}
else
{
print_rtxerr (rtx);
goto oops;
}
oops:
if (rtx) qse_awk_rtx_close (rtx);
if (awk) qse_awk_close (awk);
if (xma_mmgr.ctx)
{
if (app_debug) qse_xma_dump (xma_mmgr.ctx, qse_fprintf, QSE_STDERR);
qse_xma_close (xma_mmgr.ctx);
}
freearg (&arg);
#if defined(QSE_BUILD_DEBUG)
if (arg.failmalloc > 0)
{
qse_fprintf (QSE_STDERR, QSE_T("\n"));
qse_fprintf (QSE_STDERR, QSE_T("-[MALLOC COUNTS]---------------------------------------\n"));
qse_fprintf (QSE_STDERR, QSE_T("ALLOC: %lu FREE: %lu: REALLOC: %lu\n"),
(unsigned long)debug_mmgr_alloc_count,
(unsigned long)debug_mmgr_free_count,
(unsigned long)debug_mmgr_realloc_count);
qse_fprintf (QSE_STDERR, QSE_T("-------------------------------------------------------\n"));
}
#endif
return ret;
}
struct mpi_t
{
void* h;
int (*i) (int argc, qse_achar_t* argv[]);
void (*f) (void);
};
typedef struct mpi_t mpi_t;
static void open_mpi (mpi_t* mpi, int argc, qse_achar_t* argv[])
{
#if defined(USE_LTDL)
lt_dladvise adv;
#endif
qse_memset (mpi, 0, QSE_SIZEOF(*mpi));
#if defined(USE_LTDL)
#if defined(QSE_ACHAR_IS_MCHAR)
if (qse_mbscmp(qse_mbsbasename(argv[0]), QSE_MT("qseawkmp")) != 0 &&
qse_mbscmp(qse_mbsbasename(argv[0]), QSE_MT("qseawkmpi")) != 0) return;
#else
if (qse_wcscmp(qse_wcsbasename(argv[0]), QSE_WT("qseawkmp")) != 0 &&
qse_wcscmp(qse_wcsbasename(argv[0]), QSE_WT("qseawkmpi")) != 0) return;
#endif
if (lt_dlinit () != 0) return;
if (lt_dladvise_init(&adv) != 0) goto oops;
/* If i don't set the global option, loading may end up with an error
* like this depending on your MPI library.
*
* symbol lookup error: /usr/lib/openmpi/lib/openmpi/mca_paffinity_linux.so: undefined symbol: mca_base_param_reg_int
*/
if (lt_dladvise_global(&adv) != 0 || lt_dladvise_ext(&adv) != 0)
{
lt_dladvise_destroy (&adv);
goto oops;
}
mpi->h = lt_dlopenadvise(DEFAULT_MODPREFIX "mpi" DEFAULT_MODPOSTFIX, adv);
lt_dladvise_destroy (&adv);
if (mpi->h)
{
mpi->i = lt_dlsym(mpi->h, "qse_awk_mod_mpi_init");
mpi->f = lt_dlsym(mpi->h, "qse_awk_mod_mpi_fini");
if (mpi->i == QSE_NULL ||
mpi->f == QSE_NULL ||
mpi->i(argc, argv) <= -1)
{
lt_dlclose (mpi->h);
mpi->h = QSE_NULL;
}
}
return;
oops:
lt_dlexit ();
#endif
}
static void close_mpi (mpi_t* mpi)
{
if (mpi->h)
{
#if defined(USE_LTDL)
mpi->f ();
lt_dlclose (mpi->h);
mpi->h = QSE_NULL;
lt_dlexit ();
#endif
}
}
int qse_main (int argc, qse_achar_t* argv[])
{
int ret;
mpi_t mpi;
#if defined(_WIN32)
char locale[100];
UINT codepage;
WSADATA wsadata;
#elif defined(__DOS__)
extern BOOL _watt_do_exit;
int sock_inited = 0;
#else
/* nothing special */
#endif
#if defined(_WIN32)
codepage = GetConsoleOutputCP();
if (codepage == CP_UTF8)
{
/*SetConsoleOUtputCP (CP_UTF8);*/
qse_setdflcmgrbyid (QSE_CMGR_UTF8);
}
else
{
/* .codepage */
qse_fmtuintmaxtombs (locale, QSE_COUNTOF(locale),
codepage, 10, -1, QSE_MT('\0'), QSE_MT("."));
setlocale (LC_ALL, locale);
/* qse_setdflcmgrbyid (QSE_CMGR_SLMB); */
}
#else
setlocale (LC_ALL, "");
/* qse_setdflcmgrbyid (QSE_CMGR_SLMB); */
#endif
qse_open_stdsios ();
#if defined(_WIN32)
if (WSAStartup (MAKEWORD(2,0), &wsadata) != 0)
{
print_error (QSE_T("Failed to start up winsock\n"));
ret = -1;
goto oops;
}
#elif defined(__DOS__)
/* TODO: add an option to skip watt-32 */
_watt_do_exit = 0; /* prevent sock_init from exiting upon failure */
if (sock_init() != 0)
print_warning (QSE_T("Failed to initialize watt-32\n"));
else sock_inited = 1;
#endif
open_mpi (&mpi, argc, argv);
ret = qse_run_main(argc, argv, awk_main);
close_mpi (&mpi);
#if defined(_WIN32)
WSACleanup ();
#elif defined(__DOS__)
if (sock_inited) sock_exit ();
#endif
oops:
qse_close_stdsios ();
return ret;
}
#if defined(FAKE_SOCKET)
socket () {}
listen () {}
accept () {}
recvfrom () {}
connect () {}
getsockopt () {}
recv () {}
setsockopt () {}
send () {}
bind () {}
shutdown () {}
void* memmove (void* x, void* y, size_t z) {}
#endif
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