733 lines
15 KiB
C
733 lines
15 KiB
C
/*
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* $Id: awk.c 469 2008-12-11 10:05:28Z baconevi $
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*/
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#include <ase/awk/awk.h>
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#include <ase/cmn/sll.h>
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#include <ase/cmn/mem.h>
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#include <ase/cmn/chr.h>
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#include <ase/cmn/opt.h>
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#include <ase/utl/stdio.h>
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#include <ase/utl/main.h>
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#include <string.h>
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#include <signal.h>
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#include <stdarg.h>
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#include <math.h>
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#include <stdlib.h>
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#define ABORT(label) goto label
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#if defined(_WIN32)
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#include <windows.h>
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#include <tchar.h>
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#include <process.h>
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#pragma warning (disable: 4996)
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#pragma warning (disable: 4296)
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#if defined(_MSC_VER) && defined(_DEBUG)
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#define _CRTDBG_MAP_ALLOC
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#include <crtdbg.h>
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#endif
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#else
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#include <unistd.h>
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#endif
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#define SRCIO_FILE 1
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#define SRCIO_STR 2
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typedef struct srcio_data_t
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{
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int type; /* file or string */
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union
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{
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struct
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{
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ase_char_t* ptr;
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ase_char_t* cur;
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} str;
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struct
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{
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ase_sll_t* sll;
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ase_sll_node_t* cur;
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FILE* handle;
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} file;
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} data;
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} srcio_data_t;
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typedef struct runio_data_t
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{
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ase_char_t** icf;
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ase_size_t icf_no;
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} runio_data_t;
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static void dprint (const ase_char_t* fmt, ...)
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{
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va_list ap;
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va_start (ap, fmt);
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ase_vfprintf (stderr, fmt, ap);
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va_end (ap);
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}
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/* custom memory management function */
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static void* custom_awk_malloc (void* custom, ase_size_t n)
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{
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#ifdef _WIN32
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return HeapAlloc ((HANDLE)custom, 0, n);
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#else
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return malloc (n);
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#endif
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}
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static void* custom_awk_realloc (void* custom, void* ptr, ase_size_t n)
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{
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#ifdef _WIN32
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/* HeapReAlloc behaves differently from realloc */
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return (ptr == NULL)?
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HeapAlloc ((HANDLE)custom, 0, n):
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HeapReAlloc ((HANDLE)custom, 0, ptr, n);
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#else
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return realloc (ptr, n);
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#endif
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}
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static void custom_awk_free (void* custom, void* ptr)
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{
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#ifdef _WIN32
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HeapFree ((HANDLE)custom, 0, ptr);
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#else
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free (ptr);
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#endif
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}
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/* custom miscellaneous functions */
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static ase_real_t custom_awk_pow (void* custom, ase_real_t x, ase_real_t y)
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{
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return pow (x, y);
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}
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static int custom_awk_sprintf (
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void* custom, ase_char_t* buf, ase_size_t size,
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const ase_char_t* fmt, ...)
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{
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int n;
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va_list ap;
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va_start (ap, fmt);
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n = ase_vsprintf (buf, size, fmt, ap);
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va_end (ap);
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return n;
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}
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ase_awk_t* app_awk = NULL;
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ase_awk_run_t* app_run = NULL;
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#ifdef _WIN32
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static BOOL WINAPI stop_run (DWORD ctrl_type)
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{
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if (ctrl_type == CTRL_C_EVENT ||
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ctrl_type == CTRL_CLOSE_EVENT)
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{
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ase_awk_stop (app_run);
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return TRUE;
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}
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return FALSE;
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}
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#else
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static void stop_run (int sig)
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{
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signal (SIGINT, SIG_IGN);
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ase_awk_stop (app_run);
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signal (SIGINT, stop_run);
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}
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#endif
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static void on_run_start (ase_awk_run_t* run, void* custom)
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{
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app_run = run;
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dprint (ASE_T("[AWK ABOUT TO START]\n"));
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}
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static ase_map_walk_t print_awk_value (
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ase_map_t* map, ase_map_pair_t* pair, void* arg)
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{
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ase_awk_run_t* run = (ase_awk_run_t*)arg;
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ase_char_t* str;
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ase_size_t len;
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str = ase_awk_valtostr (run, ASE_MAP_VPTR(pair), 0, ASE_NULL, &len);
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if (str == ASE_NULL)
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{
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dprint (ASE_T("***OUT OF MEMORY***\n"));
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}
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else
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{
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dprint (ASE_T("%.*s = %.*s\n"),
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(int)ASE_MAP_KLEN(pair), ASE_MAP_KPTR(pair),
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(int)len, str);
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ase_awk_free (ase_awk_getrunawk(run), str);
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}
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return ASE_MAP_WALK_FORWARD;
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}
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static void on_run_statement (
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ase_awk_run_t* run, ase_size_t line, void* custom)
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{
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/*dprint (L"running %d\n", (int)line);*/
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}
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static void on_run_return (
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ase_awk_run_t* run, ase_awk_val_t* ret, void* custom)
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{
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ase_size_t len;
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ase_char_t* str;
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str = ase_awk_valtostr (run, ret, 0, ASE_NULL, &len);
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if (str == ASE_NULL)
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{
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dprint (ASE_T("[RETURN] - ***OUT OF MEMORY***\n"));
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}
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else
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{
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dprint (ASE_T("[RETURN] - %.*s\n"), (int)len, str);
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ase_awk_free (ase_awk_getrunawk(run), str);
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}
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dprint (ASE_T("[NAMED VARIABLES]\n"));
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ase_map_walk (ase_awk_getrunnvmap(run), print_awk_value, run);
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dprint (ASE_T("[END NAMED VARIABLES]\n"));
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}
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static void on_run_end (ase_awk_run_t* run, int errnum, void* data)
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{
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if (errnum != ASE_AWK_ENOERR)
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{
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dprint (ASE_T("[AWK ENDED WITH AN ERROR]\n"));
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ase_printf (ASE_T("RUN ERROR: CODE [%d] LINE [%u] %s\n"),
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errnum,
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(unsigned int)ase_awk_getrunerrlin(run),
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ase_awk_getrunerrmsg(run));
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}
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else dprint (ASE_T("[AWK ENDED SUCCESSFULLY]\n"));
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app_run = NULL;
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}
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/* TODO: remove otab... */
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static struct
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{
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const ase_char_t* name;
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int opt;
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} otab[] =
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{
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{ ASE_T("implicit"), ASE_AWK_IMPLICIT },
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{ ASE_T("explicit"), ASE_AWK_EXPLICIT },
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{ ASE_T("bxor"), ASE_AWK_BXOR },
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{ ASE_T("shift"), ASE_AWK_SHIFT },
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{ ASE_T("idiv"), ASE_AWK_IDIV },
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{ ASE_T("extio"), ASE_AWK_EXTIO },
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{ ASE_T("newline"), ASE_AWK_NEWLINE },
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{ ASE_T("baseone"), ASE_AWK_BASEONE },
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{ ASE_T("stripspaces"), ASE_AWK_STRIPSPACES },
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{ ASE_T("nextofile"), ASE_AWK_NEXTOFILE },
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{ ASE_T("crfl"), ASE_AWK_CRLF },
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{ ASE_T("argstomain"), ASE_AWK_ARGSTOMAIN },
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{ ASE_T("reset"), ASE_AWK_RESET },
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{ ASE_T("maptovar"), ASE_AWK_MAPTOVAR },
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{ ASE_T("pablock"), ASE_AWK_PABLOCK }
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};
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static void print_usage (const ase_char_t* argv0)
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{
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int j;
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ase_printf (ASE_T("Usage: %s [options] -f sourcefile [ -- ] [datafile]*\n"), argv0);
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ase_printf (ASE_T(" %s [options] [ -- ] sourcestring [datafile]*\n"), argv0);
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ase_printf (ASE_T("Where options are:\n"));
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ase_printf (ASE_T(" -f sourcefile --file=sourcefile\n"));
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ase_printf (ASE_T(" -d deparsedfile --deparsed-file=deparsedfile\n"));
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ase_printf (ASE_T(" -F string --field-separator=string\n"));
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ase_printf (ASE_T("\nYou may specify the following options to change the behavior of the interpreter.\n"));
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for (j = 0; j < ASE_COUNTOF(otab); j++)
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{
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ase_printf (ASE_T(" -%-20s -no%-20s\n"), otab[j].name, otab[j].name);
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}
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}
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static int bfn_sleep (
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ase_awk_run_t* run, const ase_char_t* fnm, ase_size_t fnl)
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{
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ase_size_t nargs;
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ase_awk_val_t* a0;
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ase_long_t lv;
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ase_real_t rv;
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ase_awk_val_t* r;
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int n;
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nargs = ase_awk_getnargs (run);
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ASE_ASSERT (nargs == 1);
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a0 = ase_awk_getarg (run, 0);
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n = ase_awk_valtonum (run, a0, &lv, &rv);
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if (n == -1) return -1;
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if (n == 1) lv = (ase_long_t)rv;
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#ifdef _WIN32
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Sleep ((DWORD)(lv * 1000));
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n = 0;
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#else
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n = sleep (lv);
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#endif
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r = ase_awk_makeintval (run, n);
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if (r == ASE_NULL)
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{
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ase_awk_setrunerrnum (run, ASE_AWK_ENOMEM);
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return -1;
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}
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ase_awk_setretval (run, r);
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return 0;
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}
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static void out_of_memory (void)
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{
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ase_fprintf (ASE_STDERR, ASE_T("Error: out of memory\n"));
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}
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struct argout_t
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{
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ase_char_t* iss; /* input source string */
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ase_char_t** isf; /* input source files */
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ase_size_t isfl; /* the number of input source filse */
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ase_char_t* osf; /* output source file */
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ase_char_t** icf; /* input console files */
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ase_size_t icfl; /* the number of input console files */
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ase_map_t* vm; /* global variable map */
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};
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static int handle_args (int argc, ase_char_t* argv[], struct argout_t* ao)
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{
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static ase_opt_lng_t lng[] =
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{
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{ ASE_T("implicit"), 0 },
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{ ASE_T("explicit"), 0 },
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{ ASE_T("bxor"), 0 },
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{ ASE_T("shift"), 0 },
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{ ASE_T("idiv"), 0 },
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{ ASE_T("extio"), 0 },
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{ ASE_T("newline"), 0 },
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{ ASE_T("baseone"), 0 },
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{ ASE_T("stripspaces"), 0 },
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{ ASE_T("nextofile"), 0 },
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{ ASE_T("crlf"), 0 },
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{ ASE_T("argstomain"), 0 },
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{ ASE_T("reset"), 0 },
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{ ASE_T("maptovar"), 0 },
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{ ASE_T("pablock"), 0 },
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{ ASE_T(":main"), ASE_T('m') },
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{ ASE_T(":file"), ASE_T('f') },
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{ ASE_T(":field-separator"), ASE_T('F') },
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{ ASE_T(":deparsed-file"), ASE_T('d') },
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{ ASE_T(":assign"), ASE_T('v') },
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{ ASE_T("help"), ASE_T('h') }
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};
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static ase_opt_t opt =
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{
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ASE_T("hm:f:F:d:v:"),
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lng
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};
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ase_cint_t c;
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ase_size_t isfc = 16; /* the capacity of isf */
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ase_size_t isfl = 0; /* number of input source files */
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ase_size_t icfc = 0; /* the capacity of icf */
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ase_size_t icfl = 0; /* the number of input console files */
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ase_char_t** isf = ASE_NULL; /* input source files */
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ase_char_t* osf = ASE_NULL; /* output source file */
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ase_char_t** icf = ASE_NULL; /* input console files */
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ase_map_t* vm = ASE_NULL; /* global variable map */
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isf = (ase_char_t**) malloc (ASE_SIZEOF(*isf) * isfc);
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if (isf == ASE_NULL)
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{
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out_of_memory ();
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ABORT (on_error);
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}
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vm = ase_map_open (ASE_NULL, 0, 30, 70);
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if (vm == ASE_NULL)
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{
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out_of_memory ();
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ABORT (on_error);
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}
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ase_map_setcopier (vm, ASE_MAP_KEY, ASE_MAP_COPIER_INLINE);
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ase_map_setcopier (vm, ASE_MAP_VAL, ASE_MAP_COPIER_INLINE);
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ase_map_setscale (vm, ASE_MAP_KEY, ASE_SIZEOF(ase_char_t));
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ase_map_setscale (vm, ASE_MAP_VAL, ASE_SIZEOF(ase_char_t));
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while ((c = ase_getopt (argc, argv, &opt)) != ASE_CHAR_EOF)
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{
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switch (c)
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{
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case 0:
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ase_printf (ASE_T(">>> [%s] [%s]\n"), opt.lngopt, opt.arg);
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break;
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case ASE_T('h'):
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print_usage (argv[0]);
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if (isf != ASE_NULL) free (isf);
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if (vm != ASE_NULL) ase_map_close (vm);
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return 1;
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case ASE_T('f'):
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{
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if (isfl >= isfc)
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{
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ase_char_t** tmp;
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tmp = (ase_char_t**)realloc (isf, ASE_SIZEOF(*isf)*(isfc+16));
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if (tmp == ASE_NULL)
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{
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out_of_memory ();
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ABORT (on_error);
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}
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isf = tmp;
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isfc = isfc + 16;
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}
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isf[isfl++] = opt.arg;
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break;
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}
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case ASE_T('F'):
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{
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ase_printf (ASE_T("[field separator] = %s\n"), opt.arg);
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break;
|
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}
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|
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case ASE_T('d'):
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{
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osf = opt.arg;
|
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break;
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}
|
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|
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case ASE_T('v'):
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{
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ase_char_t* eq = ase_strchr(opt.arg, ASE_T('='));
|
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if (eq == ASE_NULL)
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{
|
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/* INVALID VALUE... */
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ABORT (on_error);
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}
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|
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*eq = ASE_T('\0');
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|
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if (ase_map_upsert (vm, opt.arg, ase_strlen(opt.arg)+1, eq, ase_strlen(eq)+1) == ASE_NULL)
|
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{
|
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out_of_memory ();
|
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ABORT (on_error);
|
|
}
|
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break;
|
|
}
|
|
|
|
case ASE_T('?'):
|
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{
|
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if (opt.lngopt)
|
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{
|
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ase_printf (ASE_T("Error: illegal option - %s\n"), opt.lngopt);
|
|
}
|
|
else
|
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{
|
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ase_printf (ASE_T("Error: illegal option - %c\n"), opt.opt);
|
|
}
|
|
|
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ABORT (on_error);
|
|
}
|
|
|
|
case ASE_T(':'):
|
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{
|
|
if (opt.lngopt)
|
|
{
|
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ase_printf (ASE_T("Error: bad argument for %s\n"), opt.lngopt);
|
|
}
|
|
else
|
|
{
|
|
ase_printf (ASE_T("Error: bad argument for %c\n"), opt.opt);
|
|
}
|
|
|
|
ABORT (on_error);
|
|
}
|
|
|
|
default:
|
|
ABORT (on_error);
|
|
}
|
|
}
|
|
|
|
|
|
if (isfl <= 0)
|
|
{
|
|
if (opt.ind >= argc)
|
|
{
|
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/* no source code specified */
|
|
ABORT (on_error);
|
|
}
|
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|
|
/* the source code is the string, not from the file */
|
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ao->iss = argv[opt.ind++]; /* source string */
|
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ao->isf = ASE_NULL; /* no source file */
|
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ao->isfl = 0;
|
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}
|
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else
|
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{
|
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ao->iss = ASE_NULL;
|
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ao->isf = isf;
|
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ao->isfl = isfl;
|
|
}
|
|
|
|
/* the remaining arguments are input console file names */
|
|
icfc = (opt.ind >= argc)? 2: (argc - opt.ind + 1);
|
|
icf = (ase_char_t**) malloc (ASE_SIZEOF(*icf)*icfc);
|
|
if (icf == ASE_NULL)
|
|
{
|
|
out_of_memory ();
|
|
ABORT (on_error);
|
|
}
|
|
|
|
if (opt.ind >= argc)
|
|
{
|
|
/* no input(console) file names are specified.
|
|
* the standard input becomes the input console */
|
|
icf[icfl++] = ASE_T("");
|
|
}
|
|
else
|
|
{
|
|
do { icf[icfl++] = argv[opt.ind++]; } while (opt.ind < argc);
|
|
}
|
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icf[icfl] = ASE_NULL;
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|
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ao->osf = osf;
|
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ao->icf = icf;
|
|
ao->icfl = icfl;
|
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ao->vm = vm;
|
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|
|
return 0;
|
|
|
|
on_error:
|
|
if (vm != ASE_NULL) ase_map_close (vm);
|
|
if (icf != ASE_NULL) free (icf);
|
|
if (isf != ASE_NULL) free (isf);
|
|
return -1;
|
|
}
|
|
|
|
typedef struct extension_t
|
|
{
|
|
ase_mmgr_t mmgr;
|
|
ase_awk_prmfns_t prmfns;
|
|
}
|
|
extension_t;
|
|
|
|
static void init_awk_extension (ase_awk_t* awk)
|
|
{
|
|
extension_t* ext = (extension_t*) ase_awk_getextension(awk);
|
|
|
|
ext->mmgr = *ase_awk_getmmgr(awk);
|
|
ase_awk_setmmgr (awk, &ext->mmgr);
|
|
ase_awk_setccls (awk, ASE_CCLS_GETDFL());
|
|
|
|
ext->prmfns.pow = custom_awk_pow;
|
|
ext->prmfns.sprintf = custom_awk_sprintf;
|
|
ext->prmfns.data = ASE_NULL;
|
|
ase_awk_setprmfns (awk, &ext->prmfns);
|
|
}
|
|
|
|
static ase_awk_t* open_awk (void)
|
|
{
|
|
ase_awk_t* awk;
|
|
ase_mmgr_t mmgr;
|
|
|
|
memset (&mmgr, 0, ASE_SIZEOF(mmgr));
|
|
mmgr.alloc = custom_awk_malloc;
|
|
mmgr.realloc = custom_awk_realloc;
|
|
mmgr.free = custom_awk_free;
|
|
|
|
#ifdef _WIN32
|
|
mmgr.data = (void*)HeapCreate (0, 1000000, 1000000); /* TODO: get size from xxxx */
|
|
if (mmgr.data == NULL)
|
|
{
|
|
ase_printf (ASE_T("Error: cannot create an awk heap\n"));
|
|
return ASE_NULL;
|
|
}
|
|
#else
|
|
mmgr.data = ASE_NULL;
|
|
#endif
|
|
|
|
awk = ase_awk_open (&mmgr, ASE_SIZEOF(extension_t));
|
|
if (awk == ASE_NULL)
|
|
{
|
|
#ifdef _WIN32
|
|
HeapDestroy ((HANDLE)mmgr.data);
|
|
#endif
|
|
ase_printf (ASE_T("ERROR: cannot open awk\n"));
|
|
return ASE_NULL;
|
|
}
|
|
|
|
init_awk_extension (awk);
|
|
|
|
ase_awk_setoption (awk,
|
|
ASE_AWK_IMPLICIT | ASE_AWK_EXTIO | ASE_AWK_NEWLINE |
|
|
ASE_AWK_BASEONE | ASE_AWK_PABLOCK);
|
|
|
|
/* TODO: get depth from command line */
|
|
ase_awk_setmaxdepth (
|
|
awk, ASE_AWK_DEPTH_BLOCK_PARSE | ASE_AWK_DEPTH_EXPR_PARSE, 50);
|
|
ase_awk_setmaxdepth (
|
|
awk, ASE_AWK_DEPTH_BLOCK_RUN | ASE_AWK_DEPTH_EXPR_RUN, 500);
|
|
|
|
/*
|
|
ase_awk_seterrstr (awk, ASE_AWK_EGBLRED,
|
|
ASE_T("\uC804\uC5ED\uBCC0\uC218 \'%.*s\'\uAC00 \uC7AC\uC815\uC758 \uB418\uC5C8\uC2B5\uB2C8\uB2E4"));
|
|
ase_awk_seterrstr (awk, ASE_AWK_EAFNRED,
|
|
ASE_T("\uD568\uC218 \'%.*s\'\uAC00 \uC7AC\uC815\uC758 \uB418\uC5C8\uC2B5\uB2C8\uB2E4"));
|
|
*/
|
|
/*ase_awk_setkeyword (awk, ASE_T("func"), 4, ASE_T("FX"), 2);*/
|
|
|
|
if (ase_awk_addfunc (awk,
|
|
ASE_T("sleep"), 5, 0,
|
|
1, 1, ASE_NULL, bfn_sleep) == ASE_NULL)
|
|
{
|
|
ase_awk_close (awk);
|
|
#ifdef _WIN32
|
|
HeapDestroy ((HANDLE)mmgr.data);
|
|
#endif
|
|
ase_printf (ASE_T("ERROR: cannot add function 'sleep'\n"));
|
|
return ASE_NULL;
|
|
}
|
|
|
|
return awk;
|
|
}
|
|
|
|
static void close_awk (ase_awk_t* awk)
|
|
{
|
|
extension_t* ext = (extension_t*)ase_awk_getextension(awk);
|
|
|
|
#ifdef _WIN32
|
|
HANDLE heap = (HANDLE)ext->mmgr.data;
|
|
#endif
|
|
|
|
ase_awk_close (awk);
|
|
|
|
#ifdef _WIN32
|
|
HeapDestroy (heap);
|
|
#endif
|
|
}
|
|
|
|
static int awk_main (int argc, ase_char_t* argv[])
|
|
{
|
|
ase_awk_t* awk;
|
|
|
|
ase_awk_srcios_t srcios;
|
|
int i, file_count = 0;
|
|
const ase_char_t* mfn = ASE_NULL;
|
|
int mode = 0;
|
|
int runarg_count = 0;
|
|
ase_awk_runarg_t runarg[128];
|
|
int deparse = 0;
|
|
struct argout_t ao;
|
|
|
|
ase_memset (&ao, 0, ASE_SIZEOF(ao));
|
|
|
|
i = handle_args (argc, argv, &ao);
|
|
if (i == -1)
|
|
{
|
|
print_usage (argv[0]);
|
|
return -1;
|
|
}
|
|
if (i == 1) return 0;
|
|
|
|
runarg[runarg_count].ptr = NULL;
|
|
runarg[runarg_count].len = 0;
|
|
|
|
awk = open_awk ();
|
|
if (awk == ASE_NULL) return -1;
|
|
|
|
app_awk = awk;
|
|
|
|
if (ase_awk_parsesimple (
|
|
awk, ao.isf, ao.isfl, ao.osf, ASE_AWK_PARSE_FILES) == -1)
|
|
{
|
|
ase_printf (
|
|
ASE_T("PARSE ERROR: CODE [%d] LINE [%u] %s\n"),
|
|
ase_awk_geterrnum(awk),
|
|
(unsigned int)ase_awk_geterrlin(awk),
|
|
ase_awk_geterrmsg(awk)
|
|
);
|
|
|
|
close_awk (awk);
|
|
return -1;
|
|
}
|
|
|
|
|
|
#ifdef _WIN32
|
|
SetConsoleCtrlHandler (stop_run, TRUE);
|
|
#else
|
|
signal (SIGINT, stop_run);
|
|
#endif
|
|
|
|
if (ase_awk_runsimple (awk, ao.icf) == -1)
|
|
{
|
|
ase_printf (
|
|
ASE_T("RUN ERROR: CODE [%d] LINE [%u] %s\n"),
|
|
ase_awk_geterrnum(awk),
|
|
(unsigned int)ase_awk_geterrlin(awk),
|
|
ase_awk_geterrmsg(awk)
|
|
);
|
|
|
|
close_awk (awk);
|
|
return -1;
|
|
}
|
|
|
|
close_awk (awk);
|
|
|
|
if (ao.iss != ASE_NULL) free (ao.iss);
|
|
if (ao.isf != ASE_NULL) free (ao.isf);
|
|
if (ao.osf != ASE_NULL) free (ao.osf);
|
|
if (ao.icf != ASE_NULL) free (ao.icf);
|
|
if (ao.vm != ASE_NULL) ase_map_close (ao.vm);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ase_main (int argc, ase_achar_t* argv[])
|
|
{
|
|
int n;
|
|
|
|
#if defined(_WIN32) && defined(_DEBUG) && defined(_MSC_VER)
|
|
_CrtSetDbgFlag (_CRTDBG_LEAK_CHECK_DF | _CRTDBG_ALLOC_MEM_DF);
|
|
#endif
|
|
|
|
n = ase_runmain (argc, argv, awk_main);
|
|
|
|
#if defined(_WIN32) && defined(_DEBUG)
|
|
/*#if defined(_MSC_VER)
|
|
_CrtDumpMemoryLeaks ();
|
|
#endif*/
|
|
#endif
|
|
|
|
return n;
|
|
}
|