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2 UGC12889 0.00047 47.27450 3.1 13.31 1.546 0.498 1.314 ~ 0.85 0.100 ~ -21.05 72.458 10.869 0.61 0.61 4 PGC000004 0.00096 23.08764 5.0 15.39 0.851 0.078 0.186 ~ 0.219 0.015 ~ -18.68 63.264 13.918 0.39 0.40 6 PGC000006 0.00058 15.88165 -1.0 15.23 0.457 0.169 0.324 ~ 0.708 0.082 ~ -19.46 84.181 18.520 0.34 0.35 7 PGC000007 0.00122 -0.08326 -3.2 15.54 0.575 0.093 0.467 ~ 0.813 0.056 ~ -19.46 97.347 21.416 0.33 0.34 10 PGC000010 0.00217 -0.04057 -3.2 15.56 0.562 0.078 0.446 ~ 0.794 0.037 ~ -19.46 98.250 21.615 0.29 0.31 12 PGC000012 0.00240 -6.37390 1.1 14.05 1.045 0.336 0.199 ~ 0.19 0.022 ~ -20.79 92.153 13.823 0.36 0.37 txtÎļþ£¬¸ñʽÈçÉÏ£¬¿Õ¸ñÊÇ·Ö¸ô·û¡£¶Á³öÆÚÖÐÁùÁÐ·Ö±æ´æÎªÊý×é¡£ ÎÒдµÄ³ÌÐòÈçÏ£º Ìáʾ memory error22 £¨¾ÍÊÇÀ©Õ¹µÄʱºò³ö´íÁË¡££©¡£ÇëºÃÐÄÈ˰ï°ïæ¡£ #include #include #include #define BUF 1024 #define pi 3.14159 /* The function reads stings from a txt file. Here, we read GWGCCatalog.txt.(see main function) */ int readevent( FILE *pFile, int **pgc, char **name, double **rag, double **decg, double **absmag, double **dist) { void *pgc1, *name1, *rag1, *decg1, *absmag1, *dist1; char *temp, *temp1; /* these two variables can be overwritten. */ int i=0, n=1024; /* n is the buffer. */ if ( !(*pgc=(int *)malloc(n*sizeof(int)))|| !(*name=(char *)malloc(n*100))|| !(*rag=(double *)malloc(n*sizeof(double)))|| !(*decg=(double *)malloc(n*sizeof(double)))|| !(*absmag=(double *)malloc(n*sizeof(double)))|| !(*dist=(double *)malloc(n*sizeof(double)))|| !(temp=(char *)malloc(n*100)) ) /* assume the longth of all strings less than 300 */ printf("memory error11\n" ;while (!feof(pFile)) { fscanf(pFile, "%d %s %e %e %s %s %s %s %s %s %s %s %s %e %e %s %s %s", *pgc+i, *name+i*100, *rag+i, *decg+i, temp, temp, temp, temp, temp, temp, temp, temp, temp, *absmag+i, *dist+i, temp, temp, temp); i++; if (i==(n-1)) /*the number of lines is going to be longer than buffer. */ { if(!(pgc1=realloc(*pgc, 2*n*sizeof(int)))|| !(name1=realloc(*name, 2*n*100))|| !(rag1=realloc(*rag, 2*n*sizeof(double)))|| !(decg1=realloc(*decg, 2*n*sizeof(double)))|| !(absmag1=realloc(*absmag, 2*n*sizeof(double)))|| !(dist1=realloc(*dist, 2*n*sizeof(double)))|| !(temp1=realloc(temp, 2*n*100))) { printf("memory error22\n" ; }*pgc=pgc1; *name=name1; *rag=rag1; *decg=decg1; *absmag=absmag1; *dist=dist1; temp=temp1; n*=2; } /*double the buffer*/ } free(temp); return i; /* Returning i tell us the accurate number.*/ } int main() { int i, n; /* n is the number of lines in GWGCCatalog.txt. n1 is that in skymap.txt */ int *pgc; char *name=NULL; double *rag, *decg, *absmag, *dist; FILE *pFile, *out; if ( !( pFile=fopen("GWGCCatalog.txt", "r" )) {printf ("cannot open the GWGCCatalog.txt file\n" ;return 1;} if ( !( out=fopen("goutput.txt", "w" )) {printf ("cannot open the goutput.txt file\n" ;return 1;} n=readevent(pFile, &pgc, &name, &rag, &decg, &absmag, &dist); for (i=0; i free(pgc); free(name); free(rag); free(decg); free(absmag); free(dist); fclose(pFile); fclose(out); } |
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