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March 2014 update

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Ingy döt Net 2014-04-02 16:56:35 +00:00
parent 09687c4926
commit a25938f123
1846 changed files with 21876 additions and 5203 deletions
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6
Task/Simple-database/C/simple-database.c
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@ -28,7 +28,7 @@ static time_t str2time (char *date);
/* qsort callbacks */
sort_by(last_name);
sort_by(title);
static sort by_date;
static int by_date(pdb_t *p1, pdb_t *p2);
/* main */
int main (int argc, char **argv) {
char buf[100];
@ -76,7 +76,7 @@ usage: printf ("Usage: %s [commands]\n"
case DATE:
printf ("-d Print all entries sorted by date.\n");
dblist = dao (READ,f,&db,NULL);
dblist = dao (SORT,f,dblist,by_date);
dblist = dao (SORT,f,dblist,(int (*)(const void *,const void *)) by_date);
dao (PRINT,f,dblist,NULL);
dao (DESTROY,f,dblist,NULL);
break;
@ -155,7 +155,7 @@ static pdb_t dao (int cmd, FILE *f, pdb_t in_db, sort sortby) {
}
qsort (pdb,i,sizeof in_db,sortby);
pdb[i-1]->next=NULL;
for (;i;i--) {
for (i=i-1;i;i--) {
pdb[i-1]->next=pdb[i];
}
rec=pdb[0];