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yap-6.3/C/yap-args.c

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15 KiB
C
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/*************************************************************************
* *
* Yap Prolog *
* *
* Yap Prolog Was Developed At Nccup - Universidade Do Porto *
* *
* Copyright L.Damas, V.S.Costa And Universidade Do Porto 1985-1997 *
* *
**************************************************************************
* *
* File: Yap.C *
* Last Rev: *
* Mods: *
* Comments: Yap's Main File: parse arguments *
* *
*************************************************************************/
/* static char SccsId[] = "X 4.3.3"; */
#include "config.h"
#include "Yap.h"
#include "YapHeap.h"
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_STDINT_H
#include <stdint.h>
#endif
#include <stdlib.h>
#include <stddef.h>
#ifdef _MSC_VER /* Microsoft's Visual C++ Compiler */
#ifdef HAVE_UNISTD_H
#undef HAVE_UNISTD_H
#endif
#endif
#include <stdio.h>
#if HAVE_STRING_H
#include <string.h>
#endif
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_DIRECT_H
#include <direct.h>
#endif
void YAP_SetOutputMessage(void);
int YAP_parse_yap_arguments(int argc, char *argv[], YAP_init_args *iap);
#if (DefTrailSpace < MinTrailSpace)
#undef DefTrailSpace
#define DefTrailSpace MinTrailSpace
#endif
#if (DefStackSpace < MinStackSpace)
#undef DefStackSpace
#define DefStackSpace MinStackSpace
#endif
#if (DefHeapSpace < MinHeapSpace)
#undef DefHeapSpace
#define DefHeapSpace MinHeapSpace
#endif
#define DEFAULT_NUMBERWORKERS 1
#define DEFAULT_SCHEDULERLOOP 10
#define DEFAULT_DELAYEDRELEASELOAD 3
static void
print_usage(void)
{
fprintf(stderr,"\n[ Valid switches for command line arguments: ]\n");
fprintf(stderr," -? Shows this screen\n");
fprintf(stderr," -b Boot file \n");
fprintf(stderr," -dump-runtime-variables\n");
fprintf(stderr," -f initialization file or \"none\"\n");
fprintf(stderr," -g Run Goal Before Top-Level \n");
fprintf(stderr," -z Run Goal Before Top-Level \n");
fprintf(stderr," -q start with informational messages off\n");
fprintf(stderr," -l load Prolog file\n");
fprintf(stderr," -L run Prolog file and exit\n");
fprintf(stderr," -p extra path for file-search-path\n");
fprintf(stderr," -hSize Heap area in Kbytes (default: %d, minimum: %d)\n",
DefHeapSpace, MinHeapSpace);
fprintf(stderr," -sSize Stack area in Kbytes (default: %d, minimum: %d)\n",
DefStackSpace, MinStackSpace);
fprintf(stderr," -tSize Trail area in Kbytes (default: %d, minimum: %d)\n",
DefTrailSpace, MinTrailSpace);
fprintf(stderr," -GSize Max Area for Global Stack\n");
fprintf(stderr," -LSize Max Area for Local Stack (number must follow L)\n");
fprintf(stderr," -TSize Max Area for Trail (number must follow L)\n");
fprintf(stderr," -nosignals disable signal handling from Prolog\n");
fprintf(stderr,"\n[Execution Modes]\n");
fprintf(stderr," -J0 Interpreted mode (default)\n");
fprintf(stderr," -J1 Mixed mode only for user predicates\n");
fprintf(stderr," -J2 Mixed mode for all predicates\n");
fprintf(stderr," -J3 Compile all user predicates\n");
fprintf(stderr," -J4 Compile all predicates\n");
#ifdef TABLING
fprintf(stderr," -ts Maximum table space area in Mbytes (default: unlimited)\n");
#endif /* TABLING */
#if defined(YAPOR_COPY) || defined(YAPOR_COW) || defined(YAPOR_SBA) || defined(YAPOR_THREADS)
fprintf(stderr," -w Number of workers (default: %d)\n",
DEFAULT_NUMBERWORKERS);
fprintf(stderr," -sl Loop scheduler executions before look for hiden shared work (default: %d)\n",
DEFAULT_SCHEDULERLOOP);
fprintf(stderr," -d Value of delayed release of load (default: %d)\n",
DEFAULT_DELAYEDRELEASELOAD);
#endif /* YAPOR_COPY || YAPOR_COW || YAPOR_SBA || YAPOR_THREADS */
/* nf: Preprocessor */
/* fprintf(stderr," -DVar=Name Persistent definition\n"); */
fprintf(stderr,"\n");
}
static int
myisblank(int c)
{
switch (c) {
case ' ':
case '\t':
case '\n':
case '\r':
return TRUE;
default:
return FALSE;
}
}
static char *
add_end_dot(char arg[])
{
int sz = strlen(arg), i;
i = sz;
while (i && myisblank(arg[--i]));
if (i && arg[i] != ',') {
char *p = (char *)malloc(sz+2);
if (!p)
return NULL;
strncpy(p,arg,sz);
p[sz] = '.';
p[sz+1] = '\0';
return p;
}
return arg;
}
static int
dump_runtime_variables(void)
{
fprintf(stdout,"CC=\"%s\"\n",C_CC);
fprintf(stdout,"YAP_ROOTDIR=\"%s\"\n",YAP_ROOTDIR);
fprintf(stdout,"YAP_LIBS=\"%s\"\n",C_LIBS);
fprintf(stdout,"YAP_SHLIB_SUFFIX=\"%s\"\n",SO_EXT);
fprintf(stdout,"YAP_VERSION=%s\n",YAP_NUMERIC_VERSION);
exit(0);
return 1;
}
/*
* proccess command line arguments: valid switches are: -b boot -s
* stack area size (K) -h heap area size -a aux stack size -e
* emacs_mode -m -DVar=Value reserved memory for alloc IF DEBUG -p if you
* want to check out startup IF MAC -mpw if we are using the mpw
* shell
*/
int
YAP_parse_yap_arguments(int argc, char *argv[], YAP_init_args *iap)
{
char *p;
int BootMode = YAP_BOOT_FROM_SAVED_CODE;
unsigned long int *ssize;
iap->SavedState = NULL;
iap->HeapSize = 0;
iap->StackSize = 0;
iap->TrailSize = 0;
iap->AttsSize = 0;
iap->MaxAttsSize = 0;
iap->MaxHeapSize = 0;
iap->MaxStackSize = 0;
iap->MaxGlobalSize = 0;
iap->MaxTrailSize = 0;
iap->YapLibDir = NULL;
iap->YapPrologBootFile = NULL;
iap->YapPrologInitFile = NULL;
iap->YapPrologRCFile = NULL;
iap->YapPrologGoal = NULL;
iap->YapPrologTopLevelGoal = NULL;
iap->YapPrologAddPath = NULL;
iap->HaltAfterConsult = FALSE;
iap->FastBoot = FALSE;
iap->MaxTableSpaceSize = 0;
iap->NumberWorkers = DEFAULT_NUMBERWORKERS;
iap->SchedulerLoop = DEFAULT_SCHEDULERLOOP;
iap->DelayedReleaseLoad = DEFAULT_DELAYEDRELEASELOAD;
iap->PrologShouldHandleInterrupts = TRUE;
iap->ExecutionMode = YAPC_INTERPRETED;
iap->Argc = argc;
iap->Argv = argv;
iap->def_c = 0;
iap->ErrorNo = 0;
iap->ErrorCause = NULL;
iap->QuietMode = FALSE;
while (--argc > 0)
{
p = *++argv;
if (*p == '-')
switch (*++p)
{
case 'b':
BootMode = YAP_BOOT_FROM_PROLOG;
iap->YapPrologBootFile = *++argv;
argc--;
break;
case '?':
print_usage();
exit(EXIT_SUCCESS);
case 'q':
iap->QuietMode = TRUE;
break;
#if defined(YAPOR_COPY) || defined(YAPOR_COW) || defined(YAPOR_SBA) || defined(YAPOR_THREADS)
case 'w':
ssize = &(iap->NumberWorkers);
goto GetSize;
case 'd':
if (!strcmp("dump-runtime-variables",p))
return dump_runtime_variables();
ssize = &(iap->DelayedReleaseLoad);
goto GetSize;
#else
case 'd':
if (!strcmp("dump-runtime-variables",p))
return dump_runtime_variables();
#endif /* YAPOR_COPY || YAPOR_COW || YAPOR_SBA || YAPOR_THREADS */
case 'F':
/* just ignore for now */
argc--;
argv++;
break;
case 'f':
iap->FastBoot = TRUE;
if (argc > 1 && argv[1][0] != '-') {
argc--;
argv++;
if (strcmp(*argv,"none")) {
iap->YapPrologRCFile = *argv;
}
break;
}
break;
// execution mode
case 'J':
switch (p[1]) {
case '0':
iap->ExecutionMode = YAPC_INTERPRETED;
break;
case '1':
iap->ExecutionMode = YAPC_MIXED_MODE_USER;
break;
case '2':
iap->ExecutionMode = YAPC_MIXED_MODE_ALL;
break;
case '3':
iap->ExecutionMode = YAPC_COMPILE_USER;
break;
case '4':
iap->ExecutionMode = YAPC_COMPILE_ALL;
break;
default:
fprintf(stderr,"[ YAP unrecoverable error: unknown switch -%c%c ]\n", *p, p[1]);
exit(EXIT_FAILURE);
}
p++;
break;
case 'G':
ssize = &(iap->MaxGlobalSize);
goto GetSize;
break;
case 's':
case 'S':
ssize = &(iap->StackSize);
#if defined(YAPOR_COPY) || defined(YAPOR_COW) || defined(YAPOR_SBA) || defined(YAPOR_THREADS)
if (p[1] == 'l') {
p++;
ssize = &(iap->SchedulerLoop);
}
#endif /* YAPOR_COPY || YAPOR_COW || YAPOR_SBA || YAPOR_THREADS */
goto GetSize;
case 'a':
case 'A':
ssize = &(iap->AttsSize);
goto GetSize;
case 'T':
ssize = &(iap->MaxTrailSize);
goto get_trail_size;
case 't':
ssize = &(iap->TrailSize);
#ifdef TABLING
if (p[1] == 's') {
p++;
ssize = &(iap->MaxTableSpaceSize);
}
#endif /* TABLING */
get_trail_size:
if (*++p == '\0')
{
if (argc > 1)
--argc, p = *++argv;
else
{
fprintf(stderr,"[ YAP unrecoverable error: missing size in flag %s ]", argv[0]);
print_usage();
exit(EXIT_FAILURE);
}
}
{
unsigned long int i = 0, ch;
while ((ch = *p++) >= '0' && ch <= '9')
i = i * 10 + ch - '0';
switch(ch) {
case 'M':
case 'm':
i *= 1024;
ch = *p++;
break;
case 'g':
i *= 1024*1024;
ch = *p++;
break;
case 'k':
case 'K':
ch = *p++;
break;
}
if (ch) {
iap->YapPrologTopLevelGoal = add_end_dot(*argv);
} else {
*ssize = i;
}
}
break;
case 'h':
case 'H':
ssize = &(iap->HeapSize);
GetSize:
if (*++p == '\0')
{
if (argc > 1)
--argc, p = *++argv;
else
{
fprintf(stderr,"[ YAP unrecoverable error: missing size in flag %s ]", argv[0]);
print_usage();
exit(EXIT_FAILURE);
}
}
{
unsigned long int i = 0, ch;
while ((ch = *p++) >= '0' && ch <= '9')
i = i * 10 + ch - '0';
switch(ch) {
case 'M':
case 'm':
i *= 1024;
ch = *p++;
break;
case 'g':
case 'G':
i *= 1024*1024;
ch = *p++;
break;
case 'k':
case 'K':
ch = *p++;
break;
}
if (ch)
{
fprintf(stderr,"[ YAP unrecoverable error: illegal size specification %s ]", argv[-1]);
Yap_exit(1);
}
*ssize = i;
}
break;
#ifdef DEBUG
case 'P':
YAP_SetOutputMessage();
break;
#endif
case 'L':
if (p[1] && p[1] >= '0' && p[1] <= '9') /* hack to emulate SWI's L local option */
{
ssize = &(iap->MaxStackSize);
goto GetSize;
}
iap->QuietMode = TRUE;
iap->HaltAfterConsult = TRUE;
case 'l':
p++;
if (!*++argv) {
fprintf(stderr,"%% YAP unrecoverable error: missing load file name\n");
exit(1);
} else if (!strcmp("--",*argv)) {
/* shell script, the next entry should be the file itself */
iap->YapPrologRCFile = argv[1];
argc = 1;
break;
} else {
iap->YapPrologRCFile = *argv;
argc--;
}
if (*p) {
/* we have something, usually, of the form:
-L --
FileName
ExtraArgs
*/
/* being called from a script */
while (*p && (*p == ' ' || *p == '\t'))
p++;
if (p[0] == '-' && p[1] == '-') {
/* ignore what is next */
argc = 1;
}
}
break;
/* run goal before top-level */
case 'g':
if ((*argv)[0] == '\0')
iap->YapPrologGoal = *argv;
else {
argc--;
if (argc == 0) {
fprintf(stderr," [ YAP unrecoverable error: missing initialization goal for option 'g' ]\n");
exit(EXIT_FAILURE);
}
argv++;
iap->YapPrologGoal = *argv;
}
break;
/* run goal as top-level */
case 'z':
if ((*argv)[0] == '\0')
iap->YapPrologTopLevelGoal = *argv;
else {
argc--;
if (argc == 0) {
fprintf(stderr," [ YAP unrecoverable error: missing goal for option 'z' ]\n");
exit(EXIT_FAILURE);
}
argv++;
iap->YapPrologTopLevelGoal = add_end_dot(*argv);
}
break;
case 'n':
if (!strcmp("nosignals", p)) {
iap->PrologShouldHandleInterrupts = FALSE;
break;
}
break;
case '-':
if (!strcmp("-nosignals", p)) {
iap->PrologShouldHandleInterrupts = FALSE;
break;
} else if (!strncmp("-home=",p,strlen("-home="))) {
GLOBAL_Home = p+strlen("-home=");
} else if (!strncmp("-cwd=",p,strlen("-cwd="))) {
#if __WINDOWS__
if (_chdir( p+strlen("-cwd=") ) < 0) {
#else
if (chdir( p+strlen("-cwd=") ) < 0) {
#endif
fprintf(stderr," [ YAP unrecoverable error in setting cwd: %s ]\n", strerror(errno));
}
} else if (!strncmp("-stack=",p,strlen("-stack="))) {
ssize = &(iap->StackSize);
p+=strlen("-stack=");
goto GetSize;
} else if (!strncmp("-trail=",p,strlen("-trail="))) {
ssize = &(iap->TrailSize);
p+=strlen("-trail=");
goto GetSize;
} else if (!strncmp("-heap=",p,strlen("-heap="))) {
ssize = &(iap->HeapSize);
p+=strlen("-heap=");
goto GetSize;
} else if (!strncmp("-goal=",p,strlen("-goal="))) {
iap->YapPrologGoal = p+strlen("-goal=");
} else if (!strncmp("-top-level=",p,strlen("-top-level="))) {
iap->YapPrologTopLevelGoal = p+strlen("-top-level=");
} else if (!strncmp("-table=",p,strlen("-table="))) {
ssize = &(iap->MaxTableSpaceSize);
p +=strlen( "-table=");
goto GetSize;
} else if (!strncmp("-",p,strlen("-="))) {
ssize = &(iap->MaxTableSpaceSize);
p +=strlen( "-table=");
/* skip remaining arguments */
argc = 1;
}
break;
case 'p':
if ((*argv)[0] == '\0')
iap->YapPrologAddPath = *argv;
else {
argc--;
if (argc == 0) {
fprintf(stderr," [ YAP unrecoverable error: missing paths for option 'p' ]\n");
exit(EXIT_FAILURE);
}
argv++;
iap->YapPrologAddPath = *argv;
}
break;
/* nf: Begin preprocessor code */
case 'D':
{
char *var, *value;
++p;
var = p;
if (var == NULL || *var=='\0')
break;
while(*p!='=' && *p!='\0') ++p;
if ( *p=='\0' ) break;
*p='\0';
++p;
value=p;
if ( *value == '\0' ) break;
if (iap->def_c == YAP_MAX_YPP_DEFS)
break;
iap->def_var[iap->def_c]=var;
iap->def_value[iap->def_c]=value;
++(iap->def_c);
break;
}
/* End preprocessor code */
default:
{
fprintf(stderr,"[ YAP unrecoverable error: unknown switch -%c ]\n", *p);
print_usage();
exit(EXIT_FAILURE);
}
}
else {
iap->SavedState = p;
}
}
//___androidlog_print(ANDROID_LOG_INFO, "YAP ", "boot mode %d", BootMode);
return BootMode;
}
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