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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <pwd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "skk.h"
struct _skkdic_info {
int fd;
char *data;
size_t len;
int first;
int boarder;
// struct skk_line head;
} *skk_dic;
static char *get_skkdicfullpath(void) {
char *homedirectory, *skkdicfullpath;
char skkdicname[] = ".skk-jisyo";
homedirectory = getenv("HOME");
if(!homedirectory) {
struct passwd *pw;
pw = getpwuid(getuid());
homedirectory = strdup(pw->pw_dir);
free(pw);
}
skkdicfullpath = malloc(strlen(homedirectory) + strlen(skkdicname) + 2);
if(skkdicfullpath != NULL) {
snprintf(skkdicfullpath,
strlen(homedirectory) + strlen(skkdicname) + 2,
"%s/%s", homedirectory, skkdicname);
}
return skkdicfullpath;
}
int read_skk_dic(word **head) {
FILE *fp;
int fd;
struct stat st;
char *ptr;
void *addr;
int len, buflen;
char *skkdicfullpath;
char buf[256], desc[256], phon[256];
int okuri = 0;
skkdicfullpath = get_skkdicfullpath();
if(skkdicfullpath == NULL) {
*head = NULL;
return -1;
}
if(lstat(skkdicfullpath, &st) == -1) {
free(skkdicfullpath);
return -1;
}
/*
fd = open(skkdicfullpath, O_RDONLY);
if(fd == -1) {
free(skkdicfullpath);
return -1;
}
addr = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
if(addr == MAP_FAILED) {
free(skkdicfullpath);
return -1;
}
close(fd);
*ptr = addr;
for(i = 0; i < len; i++) {
buflen = read_line(ptr, buf, sizeof(buf));
if(buf != NULL)
ptr += buflen;
}
munmap(addr, st.st_size);
*/
fp = fopen(skkdicfullpath, "r");
free(skkdicfullpath);
if(!fp) {
*head = NULL;
return -1;
}
*head = NULL;
while(fgets(buf, sizeof(buf), fp)) {
if(buf[0] != '#' && buf[0] != ';') {
sscanf(buf, "%s %s", phon, desc); /* XXX */
word_append(head, WORD_TYPE_SKK,
phon, desc, NULL, 0, okuri, NULL); /* XXX */
} else {
if(strstr(buf, "okuri-ari")) {
okuri = 0;
}
if(strstr(buf, "okuri-nasi")) {
okuri = 1;
}
}
}
fclose(fp);
return 0;
}
int write_skk_dic(word *head) {
char *skkdicfullpath;
word *pos;
FILE *fp;
int fd;
struct flock lock;
skkdicfullpath = get_skkdicfullpath();
if(skkdicfullpath == NULL) {
return -1;
}
fp = fopen(skkdicfullpath, "w");
free(skkdicfullpath);
if(!fp) {
return -1;
}
fd = fileno(fp);
lock.l_type = F_WRLCK;
lock.l_start = 0;
lock.l_whence = SEEK_SET;
lock.l_len = 0;
if(fcntl(fd, F_SETLK, &lock) < 0) {
fprintf(stderr, "Lock failed: %s\n", strerror(errno));
fclose(fp);
return -1;
}
fprintf(fp, ";; okuri-ari entries.\n");
for(pos = head; pos != NULL; pos = pos->next) {
if(pos->okuri == 0)
fprintf(fp, "%s %s\n", pos->phon, pos->desc);
}
fprintf(fp, ";; okuri-nasi entries.\n");
for(pos = head; pos != NULL; pos = pos->next) {
if(pos->okuri == 1)
fprintf(fp, "%s %s\n", pos->phon, pos->desc);
}
lock.l_type = F_UNLCK;
if(fcntl(fd, F_SETLK, &lock) < 0) {
fprintf(stderr, "Unlock failed: %s\n", strerror(errno));
fclose(fp);
return -1;
}
fclose(fp);
return 0;
}
/*
int read_line(char *ptr, ptrlen, char *buf, int len) {
int i = 0;
for(i = 0; i < len; i++, ptr++) {
if(i >= ptrlen) break;
if(*ptr == '\0' || *ptr == '\n') {
buf[i] = '\0';
i++;
break;
}
buf[i] = *ptr;
}
return i;
}
*/
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