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/**CFile****************************************************************
FileName [extraUtilUtil.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [extra]
Synopsis [Old SIS utilities.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: extraUtilUtil.c,v 1.0 2003/02/01 00:00:00 alanmi Exp $]
***********************************************************************/
#include <stdio.h>
#include <string.h>
#include "extra.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
#define EXTRA_RLIMIT_DATA_DEFAULT 67108864 // assume 64MB by default
/* File : getopt.c
* Author : Henry Spencer, University of Toronto
* Updated: 28 April 1984
*
* Changes: (R Rudell)
* changed index() to strchr();
* added getopt_reset() to reset the getopt argument parsing
*
* Purpose: get option letter from argv.
*/
const char * globalUtilOptarg; // Global argument pointer (util_optarg)
int globalUtilOptind = 0; // Global argv index (util_optind)
static const char *pScanStr;
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [getSoftDataLimit()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Extra_GetSoftDataLimit()
{
return EXTRA_RLIMIT_DATA_DEFAULT;
}
/**Function*************************************************************
Synopsis [util_getopt_reset()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Extra_UtilGetoptReset()
{
globalUtilOptarg = 0;
globalUtilOptind = 0;
pScanStr = 0;
}
/**Function*************************************************************
Synopsis [util_getopt()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Extra_UtilGetopt( int argc, char *argv[], const char *optstring )
{
register int c;
register const char *place;
globalUtilOptarg = NULL;
if (pScanStr == NULL || *pScanStr == '\0')
{
if (globalUtilOptind == 0)
globalUtilOptind++;
if (globalUtilOptind >= argc)
return EOF;
place = argv[globalUtilOptind];
if (place[0] != '-' || place[1] == '\0')
return EOF;
globalUtilOptind++;
if (place[1] == '-' && place[2] == '\0')
return EOF;
pScanStr = place+1;
}
c = *pScanStr++;
place = strchr(optstring, c);
if (place == NULL || c == ':') {
(void) fprintf(stderr, "%s: unknown option %c\n", argv[0], c);
return '?';
}
if (*++place == ':')
{
if (*pScanStr != '\0')
{
globalUtilOptarg = pScanStr;
pScanStr = NULL;
}
else
{
if (globalUtilOptind >= argc)
{
(void) fprintf(stderr, "%s: %c requires an argument\n",
argv[0], c);
return '?';
}
globalUtilOptarg = argv[globalUtilOptind];
globalUtilOptind++;
}
}
return c;
}
/**Function*************************************************************
Synopsis [util_print_time()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
char * Extra_UtilPrintTime( long t )
{
static char s[40];
(void) sprintf(s, "%ld.%02ld sec", t/1000, (t%1000)/10);
return s;
}
/**Function*************************************************************
Synopsis [Extra_UtilStrsav()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
char * Extra_UtilStrsav( const char *s )
{
if(s == NULL) { /* added 7/95, for robustness */
return NULL;
}
else {
return strcpy(ABC_ALLOC(char, strlen(s)+1), s);
}
}
/**Function*************************************************************
Synopsis [util_tilde_expand()]
Description [The code contributed by Niklas Sorensson.]
SideEffects []
SeeAlso []
***********************************************************************/
char * Extra_UtilTildeExpand( char *fname )
{
return Extra_UtilStrsav( fname );
/*
int n_tildes = 0;
const char* home;
char* expanded;
int length;
int i, j, k;
for (i = 0; i < (int)strlen(fname); i++)
if (fname[i] == '~') n_tildes++;
home = getenv("HOME");
length = n_tildes * strlen(home) + strlen(fname);
expanded = ABC_ALLOC(char, length + 1);
j = 0;
for (i = 0; i < (int)strlen(fname); i++){
if (fname[i] == '~'){
for (k = 0; k < (int)strlen(home); k++)
expanded[j++] = home[k];
}else
expanded[j++] = fname[i];
}
expanded[j] = '\0';
return expanded;
*/
}
/**Function*************************************************************
Synopsis [check_file()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Extra_UtilCheckFile(char *filename, const char *mode)
{
FILE *fp;
int got_file;
if (strcmp(mode, "x") == 0) {
mode = "r";
}
fp = fopen(filename, mode);
got_file = (fp != 0);
if (fp != 0) {
(void) fclose(fp);
}
return got_file;
}
/**Function*************************************************************
Synopsis [util_file_search()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
char * Extra_UtilFileSearch(char *file, char *path, char *mode)
//char *file; // file we're looking for
//char *path; // search path, colon separated
//char *mode; // "r", "w", or "x"
{
int quit;
char *buffer, *filename, *save_path, *cp;
if (path == 0 || strcmp(path, "") == 0) {
path = "."; /* just look in the current directory */
}
save_path = path = Extra_UtilStrsav(path);
quit = 0;
do {
cp = strchr(path, ':');
if (cp != 0) {
*cp = '\0';
} else {
quit = 1;
}
/* cons up the filename out of the path and file name */
if (strcmp(path, ".") == 0) {
buffer = Extra_UtilStrsav(file);
} else {
buffer = ABC_ALLOC(char, strlen(path) + strlen(file) + 4);
(void) sprintf(buffer, "%s/%s", path, file);
}
filename = Extra_UtilTildeExpand(buffer);
ABC_FREE(buffer);
/* see if we can access it */
if (Extra_UtilCheckFile(filename, mode)) {
ABC_FREE(save_path);
return filename;
}
ABC_FREE(filename);
path = ++cp;
} while (! quit);
ABC_FREE(save_path);
return 0;
}
/**Function*************************************************************
Synopsis [MMout_of_memory()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
/* MMout_of_memory -- out of memory for lazy people, flush and exit */
void Extra_UtilMMout_Of_Memory( long size )
{
(void) fflush(stdout);
(void) fprintf(stderr, "\nout of memory allocating %u bytes\n",
(unsigned) size);
assert( 0 );
exit(1);
}
/**Function*************************************************************
Synopsis [MMoutOfMemory()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void (*Extra_UtilMMoutOfMemory)( long size ) = (void (*)( long size ))Extra_UtilMMout_Of_Memory;
/**Function*************************************************************
Synopsis [util_cpu_time()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
abctime Extra_CpuTime()
{
return Abc_Clock();
}
/**Function*************************************************************
Synopsis [util_cpu_time()]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
#if defined(NT) || defined(NT64) || defined(WIN32)
double Extra_CpuTimeDouble()
{
return 1.0*Abc_Clock()/CLOCKS_PER_SEC;
}
#else
ABC_NAMESPACE_IMPL_END
#include <sys/time.h>
#include <sys/resource.h>
#include <unistd.h>
ABC_NAMESPACE_IMPL_START
double Extra_CpuTimeDouble()
{
struct rusage ru;
getrusage(RUSAGE_SELF, &ru);
return (double)ru.ru_utime.tv_sec + (double)ru.ru_utime.tv_usec / 1000000;
}
#endif
/**Function*************************************************************
Synopsis [Testing memory leaks.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Extra_MemTest()
{
// ABC_ALLOC( char, 1002 );
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END
|
