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/* $Id: file.c 2191 2004-09-10 00:49:47Z victor $ */
#include "bbs.h"
int file_count_line(char *file)
{
FILE *fp;
int count = 0;
char buf[200];
if ((fp = fopen(file, "r"))) {
while (fgets(buf, sizeof(buf), fp))
count++;
fclose(fp);
}
return count;
}
int file_append_line(char *file, char *string)
{
FILE *fp;
if ((fp = fopen(file, "a")) == NULL)
return -1;
flock(fileno(fp), LOCK_EX);
fputs(string, fp);
flock(fileno(fp), LOCK_UN);
fclose(fp);
return 0;
}
#ifndef _BBS_UTIL_C_
/* Rename() is in kaede.c but not linked to util/ */
int file_delete_line(char *file, char *string)
{
FILE *fp, *nfp = NULL;
char fnew[80];
char genbuf[STRLEN + 1];
sprintf(fnew, "%s.%3.3X", file, rand() & 0xFFF);
if ((fp = fopen(file, "r")) && (nfp = fopen(fnew, "w"))) {
int length = strlen(string);
while (fgets(genbuf, sizeof(genbuf), fp))
if ((genbuf[0] > ' ') && strncmp(genbuf, string, length))
fputs(genbuf, nfp);
Rename(fnew, file);
}
if(fp)
fclose(fp);
if(nfp)
fclose(nfp);
return 0;
}
#endif
int file_exist_record(char *file, char *string)
{
FILE *fp;
char buf[STRLEN], *ptr;
if ((fp = fopen(file, "r")) == NULL)
return 0;
while (fgets(buf, STRLEN, fp)) {
if ((ptr = strtok(buf, str_space)) && !strcasecmp(ptr, string))
return 1;
}
fclose(fp);
return 0;
}
int file_foreach_entry(char *file, int (*func)(char *, int), int info)
{
char line[80];
FILE *fp;
if ((fp = fopen(file, "r")) == NULL)
return -1;
while (fgets(line, sizeof(line), fp)) {
(*func)(line, info);
}
fclose(fp);
return 0;
}
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