60 lines
1.1 KiB
C
60 lines
1.1 KiB
C
/* faruk gologlu *
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* 106158-9 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <errno.h>
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/* fopen with file access control. *
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* #include <stdio.h> */
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FILE *f_fopen (const char *path, const char *mode)
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{
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FILE *fp;
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if (!(fp = fopen(path,mode))) {
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fprintf(stderr,"error : in fopen(\"%s\", \"%s\")\n", path, mode);
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fprintf(stderr,"ERROR %d\n", errno);
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exit(-1);
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}
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return fp;
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}
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/* malloc with memory control *
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* #include <stdlib.h> */
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long memory_allocated = 0;
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void *f_malloc(size_t size)
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{
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void *p;
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if (!(p = malloc(size))) {
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fprintf(stderr, "error : in malloc()\n");
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fprintf(stderr, "ERROR %d\n", errno);
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exit(-1);
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}
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memory_allocated += size;
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return p;
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}
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/* randomize and random functions *
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* #include <time.h> and <stdlib.h> */
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void f_randomize()
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{
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time_t t;
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unsigned long seed;
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time(&t);
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t -= 920000000;
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seed = (unsigned long) t;
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srand(seed);
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}
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short f_random(short size)
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{
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return (1 + (short) ( (float) size * rand()/(RAND_MAX+1.0)));
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}
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