int afd_del_seg(AFFILE *af,const char *segname)
{
AFFILE *af2 = afd_file_with_seg(af,segname);
if(af2){
return af_del_seg(af2,segname);
}
return -1; // not found
}
int sequential_test()
{
char buf[1024];
const char *fmt = "this is line %d\n";
printf("Sequential test...\n");
AFFILE *af = open_testfile("test_sequential",1);
for(int i=0;i<MAX_FMTS;i++){
if(i%250==0) printf("\rwriting %d/%d...",i,MAX_FMTS);
sprintf(buf,fmt,i);
if(af_write(af,(unsigned char *)buf,strlen(buf))!=(int)strlen(buf)){
err(1,"Attempt to write buffer %d failed\n",i);
}
}
/* Test for a random bug that was reported */
af_update_seg(af,"test",0,(const u_char *)"foo",3);
af_update_seg(af,"test",0,(const u_char *)"bar",3);
af_del_seg(af,"test");
af_del_seg(af,"test");
af_close(af);
printf("\nSequential file written.\n");
printf("\n");
printf("Now verifying the string...\n");
af = open_testfile("test_sequential",0);
if(!af) err(1,"af_open");
for(int i=0;i<MAX_FMTS;i++){
char rbuf[1024];
sprintf(buf,fmt,i);
int len = strlen(buf);
if(af_read(af,(unsigned char *)rbuf,len)!=len){
err(1,"Attempt to read entry %d failed\n",i);
}
rbuf[len] = 0; // terminate the string
if(strcmp(buf,rbuf)!=0){
err(1,"Attempt to verify entry %d failed.\nExpected: (len=%zd) '%s'\nGot: (len=%zd) '%s'\n",
i,strlen(buf),buf,strlen(rbuf),rbuf);
}
}
af_close(af);
printf("===========================\n\n");
return 0;
}
/*
* afm_del_seg:
* If it is a page segment, generate an error.
* otherwise from the aff file.
*/
static int afm_del_seg(AFFILE *af,const char *segname)
{
struct afm_private *ap = AFM_PRIVATE(af);
int64_t page_num = af_segname_page_number(segname);
if(page_num>=0){
errno = ENOTSUP;
return -1;
}
return af_del_seg(ap->aff,segname);
}
