util.h File Reference

#include <unistd.h>
#include <stdio.h>
#include <ctype.h>

Go to the source code of this file.

Macros
#define	UTIL_INLINE
#define	UTIL_UNUSED
#define	SIZEOF_VOID_P   4
#define	SIZEOF_INT   4
#define	SIZEOF_LONG   4
#define	strsav   util_strsav
#define	NIL(type)   ((type *) 0)
#define	ALLOC(type, num)   ((type *) MMalloc((long) sizeof(type) * (long) (num)))
#define	REALLOC(type, obj, num)   ((type *) MMrealloc((char *) (obj), (long) sizeof(type) * (long) (num)))
#define	FREE(obj)   ((obj) ? (free((char *) (obj)), (obj) = 0) : 0)
#define	VOID_OR_INT   int
#define	VOID_OR_CHAR   char
#define	assert(ex)
#define	fail(why)
#define	ABS(a)   ((a) < 0 ? -(a) : (a))
#define	MAX(a, b)   ((a) > (b) ? (a) : (b))
#define	MIN(a, b)   ((a) < (b) ? (a) : (b))

Typedefs
typedef int	util_ptrint

Functions
FILE *	popen ()
FILE *	tmpfile ()
int	pclose ()
VOID_OR_INT	abort ()
VOID_OR_INT	exit ()
VOID_OR_INT	free (void *)
VOID_OR_CHAR *	malloc ()
VOID_OR_CHAR *	realloc ()
char *	getenv ()
int	system ()
double	atof ()
char *	strcpy ()
char *	strncpy ()
char *	strcat ()
char *	strncat ()
char *	strerror ()
char *	strpbrk ()
char *	strtok ()
char *	strchr ()
char *	strrchr ()
char *	strstr ()
int	strcoll ()
int	strxfrm ()
int	strncmp ()
int	strlen ()
int	strspn ()
int	strcspn ()
char *	memmove ()
char *	memccpy ()
char *	memchr ()
char *	memcpy ()
char *	memset ()
int	memcmp ()
int	strcmp ()
char *	MMalloc (long)
void	MMout_of_memory (long)
char *	MMrealloc (char *, long)
long	util_cpu_time (void)
char *	util_path_search (char const *)
char *	util_file_search (char const *, char *, char const *)
int	util_pipefork (char *const *, FILE **, FILE **, int *)
void	util_print_cpu_stats (FILE *)
char *	util_print_time (unsigned long)
int	util_save_image (char const *, char const *)
char *	util_strsav (char const *)
char *	util_tilde_expand (char const *)
void	util_restart (char const *, char const *, int)
unsigned long	getSoftDataLimit (void)

Variables
void(*	MMoutOfMemory )(long)

Macro Definition Documentation

ABS

#define ABS

(

a

)

((a) < 0 ? -(a) : (a))

Definition at line 174 of file util.h.

ALLOC

#define ALLOC	(		type,
			num
	)		((type *) MMalloc((long) sizeof(type) * (long) (num)))

Definition at line 76 of file util.h.

assert

#define assert

(

ex

)

Value:

{\
    if (! (ex)) {\
    (void) fprintf(stderr,\
        "Assertion failed: file %s, line %d\n\"%s\"\n",\
        __FILE__, __LINE__, "ex");\
    (void) fflush(stdout);\
    abort();\
    }\
}

Definition at line 141 of file util.h.

fail

#define fail

(

why

)

Value:

{\
    (void) fprintf(stderr, "Fatal error: file %s, line %d\n%s\n",\
    __FILE__, __LINE__, why);\
    (void) fflush(stdout);\
    abort();\
}

Definition at line 156 of file util.h.

FREE

#define FREE

(

obj

)

((obj) ? (free((char *) (obj)), (obj) = 0) : 0)

Definition at line 80 of file util.h.

MAX

#define MAX	(		a,
			b
	)		((a) > (b) ? (a) : (b))

Definition at line 175 of file util.h.

MIN

#define MIN	(		a,
			b
	)		((a) < (b) ? (a) : (b))

Definition at line 176 of file util.h.

NIL

#define NIL

(

type

)

((type *) 0)

Definition at line 44 of file util.h.

REALLOC

#define REALLOC	(		type,
			obj,
			num
	)		((type *) MMrealloc((char *) (obj), (long) sizeof(type) * (long) (num)))

Definition at line 78 of file util.h.

SIZEOF_INT

#define SIZEOF_INT   4

Definition at line 26 of file util.h.

SIZEOF_LONG

#define SIZEOF_LONG   4

Definition at line 29 of file util.h.

SIZEOF_VOID_P

#define SIZEOF_VOID_P   4

Definition at line 23 of file util.h.

strsav

#define strsav   util_strsav

Definition at line 41 of file util.h.

UTIL_INLINE

#define UTIL_INLINE

Definition at line 18 of file util.h.

UTIL_UNUSED

#define UTIL_UNUSED

Definition at line 19 of file util.h.

VOID_OR_CHAR

#define VOID_OR_CHAR   char

Definition at line 91 of file util.h.

VOID_OR_INT

#define VOID_OR_INT   int

Definition at line 90 of file util.h.

Typedef Documentation

util_ptrint

typedef int util_ptrint

Definition at line 35 of file util.h.

Function Documentation

abort()

VOID_OR_INT abort

(

)

atof()

double atof

(

)

exit()

VOID_OR_INT exit

(

)

free()

VOID_OR_INT free

(

void *

)

getenv()

char* getenv

(

)

getSoftDataLimit()

unsigned long getSoftDataLimit

(

void

)

Definition at line 35 of file datalimit.c.

{
#if HAVE_SYS_RESOURCE_H == 1 && HAVE_GETRLIMIT == 1 && defined(RLIMIT_DATA)
    struct rlimit rl;
    int result;

    result = getrlimit(RLIMIT_DATA, &rl);
    if (result != 0 || rl.rlim_cur == RLIM_INFINITY)
    return((unsigned long) RLIMIT_DATA_DEFAULT);
    else
    return((unsigned long) rl.rlim_cur);
#else
    return((unsigned long) RLIMIT_DATA_DEFAULT);
#endif

} /* end of getSoftDataLimit */

malloc()

VOID_OR_CHAR* malloc

(

)

memccpy()

char * memccpy

(

)

memchr()

char * memchr

(

)

memcmp()

int memcmp

(

)

memcpy()

char * memcpy

(

)

memmove()

char* memmove

(

)

memset()

char * memset

(

)

MMalloc()

char * MMalloc

(

long

size

)

Definition at line 51 of file safe_mem.c.

{
    char *p;

#ifdef IBMPC
    if (size > 65000L) {
    if (MMoutOfMemory != (void (*)(long)) 0 ) (*MMoutOfMemory)(size);
    return NIL(char);
    }
#endif
    if (size == 0) size = sizeof(long);
    if ((p = (char *) malloc((unsigned long) size)) == NIL(char)) {
    if (MMoutOfMemory != 0 ) (*MMoutOfMemory)(size);
    return NIL(char);
    }
    return p;
}

MMout_of_memory()

void MMout_of_memory

(

long

size

)

Definition at line 41 of file safe_mem.c.

{
    (void) fflush(stdout);
    (void) fprintf(stderr, "\nout of memory allocating %lu bytes\n",
           (unsigned long) size);
    exit(1);
}

MMrealloc()

char * MMrealloc	(	char *	obj,
		long	size
	)

Definition at line 71 of file safe_mem.c.

{
    char *p;

#ifdef IBMPC
    if (size > 65000L) {
    if (MMoutOfMemory != 0 ) (*MMoutOfMemory)(size);
    return NIL(char);
    }
#endif
    if (obj == NIL(char)) return MMalloc(size);
    if (size <= 0) size = sizeof(long);
    if ((p = (char *) realloc(obj, (unsigned long) size)) == NIL(char)) {
    if (MMoutOfMemory != 0 ) (*MMoutOfMemory)(size);
    return NIL(char);
    }
    return p;
}

pclose()

int pclose

(

)

popen()

FILE* popen

(

)

realloc()

VOID_OR_CHAR * realloc

(

)

strcat()

char * strcat

(

)

strchr()

char * strchr

(

)

strcmp()

int strcmp

(

)

strcoll()

int strcoll

(

)

strcpy()

char* strcpy

(

)

strcspn()

int strcspn

(

)

strerror()

char * strerror

(

)

strlen()

int strlen

(

)

strncat()

char * strncat

(

)

strncmp()

int strncmp

(

)

strncpy()

char * strncpy

(

)

strpbrk()

char* strpbrk

(

)

strrchr()

char * strrchr

(

)

strspn()

int strspn

(

)

strstr()

char * strstr

(

)

strtok()

char * strtok

(

)

strxfrm()

int strxfrm

(

)

system()

int system

(

)

tmpfile()

FILE * tmpfile

(

)

util_cpu_time()

long util_cpu_time

(

void

)

Definition at line 34 of file cpu_time.c.

{
    long t = 0;

#ifdef BSD
    struct rusage rusage;
    (void) getrusage(RUSAGE_SELF, &rusage);
    t = (long) rusage.ru_utime.tv_sec*1000 + rusage.ru_utime.tv_usec/1000;
#endif

#ifdef IBMPC
    long ltime;
    (void) time(&ltime);
    t = ltime * 1000;
#endif

#ifdef UNIX60           /* times() with 60 Hz resolution */
    struct tms buffer;
    times(&buffer);
    t = buffer.tms_utime * 16.6667;
#endif

#ifdef UNIX100
    struct tms buffer;      /* times() with 100 Hz resolution */
    times(&buffer);
    t = buffer.tms_utime * 10;
#endif

#ifdef __CYGWIN32__
    /* Works under Windows NT but not Windows 95. */
    struct tms buffer;      /* times() with 1000 Hz resolution */
    times(&buffer);
    t = buffer.tms_utime;
#endif

#ifdef vms
    tbuffer_t buffer;   /* times() with 100 Hz resolution */
    times(&buffer);
    t = buffer.proc_user_time * 10;
#endif

    return t;
}

util_file_search()

char* util_file_search	(	char const *	,
		char *	,
		char const *
	)

util_path_search()

char* util_path_search

(

char const *

)

util_pipefork()

int util_pipefork	(	char *const *	,
		FILE **	,
		FILE **	,
		int *
	)

util_print_cpu_stats()

void util_print_cpu_stats

(

FILE *

)

util_print_time()

char* util_print_time

(

unsigned

long

)

util_restart()

void util_restart	(	char const *	,
		char const *	,
		int
	)

util_save_image()

int util_save_image	(	char const *	,
		char const *
	)

util_strsav()

char* util_strsav

(

char const *

)

util_tilde_expand()

char* util_tilde_expand

(

char const *

)

Variable Documentation

MMoutOfMemory

void(* MMoutOfMemory) (long)

Definition at line 32 of file safe_mem.c.