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#include <dirent.h>
#include <limits.h>
#include <search.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "blaze822.h"
static int fflag;
static int nflag;
static int rflag;
struct name {
char *id;
char *file;
};
static void *names;
int
nameorder(const void *a, const void *b)
{
struct name *ia = (struct name *)a;
struct name *ib = (struct name *)b;
return strcmp(ia->id, ib->id);
}
char *
namefind(char *id)
{
struct name key, **result;
key.id = id;
if (!(result = tfind(&key, &names, nameorder)))
return 0;
return (*result)->file;
}
void
namescan(char *dir)
{
DIR *fd;
struct dirent *d;
fd = opendir(dir);
if (!fd)
return;
while ((d = readdir(fd))) {
if (d->d_type != DT_REG && d->d_type != DT_UNKNOWN)
continue;
if (d->d_name[0] == '.')
continue;
char file[PATH_MAX];
snprintf(file, sizeof file, "%s/%s", dir, d->d_name);
char *e;
if ((e = strstr(d->d_name, ":2,")))
*e = 0;
struct name *c = malloc(sizeof (struct name));
c->id = strdup(d->d_name);
c->file = strdup(file);
tsearch(c, &names, nameorder);
}
closedir(fd);
// add dir so know we scanned it already
struct name *c = malloc(sizeof (struct name));
c->id = c->file = strdup(dir);
tsearch(c, &names, nameorder);
}
char *
search(char *file)
{
char dir[PATH_MAX];
char *e;
if ((e = strrchr(file, '/'))) {
snprintf(dir, sizeof dir, "%.*s", (int)(e-file), file);
file = e+1;
} else {
snprintf(dir, sizeof dir, ".");
}
if (!namefind(dir))
namescan(dir);
return namefind(file);
}
/* strategy to find a Maildir file name:
- if file exists, all good
- try a few common different flags
- index the containing dir, try to search for the id
- if its in new/, try the same in cur/
*/
int
fix(char *file)
{
int i;
for (i = 0; *file == ' '; i++, file++)
;
char buf[PATH_MAX];
char *bufptr = buf;
if (*file == '<' || access(file, F_OK) == 0) {
bufptr = file;
goto ok;
}
char *e;
char *sep;
if ((e = strstr(file, ":2,"))) {
sep = "";
e[3] = 0;
} else {
sep = ":2,";
}
snprintf(buf, sizeof buf, "%s%s", file, sep);
if (access(buf, F_OK) == 0) goto ok;
snprintf(buf, sizeof buf, "%s%sS", file, sep);
if (access(buf, F_OK) == 0) goto ok;
snprintf(buf, sizeof buf, "%s%sRS", file, sep);
if (access(buf, F_OK) == 0) goto ok;
snprintf(buf, sizeof buf, "%s%sFS", file, sep);
if (access(buf, F_OK) == 0) goto ok;
if ((bufptr = search(file))) goto ok;
char *ee = strrchr(file, '/');
if (ee >= file + 3 && ee[-3] == 'n' && ee[-2] == 'e' && ee[-1] == 'w') {
ee[-3] = 'c'; ee[-2] = 'u'; ee[-1] = 'r';
return fix(file);
}
return 0;
ok:
while(i--)
putchar(' ');
printf("%s\n", bufptr);
return 1;
}
int
stdinmode()
{
char *line = 0;
char *l;
size_t linelen = 0;
ssize_t rd;
long i = 0;
while ((rd = getline(&line, &linelen, stdin)) != -1) {
if (line[rd-1] == '\n')
line[rd-1] = 0;
if (nflag) {
printf("%ld\n", ++i);
break;
}
l = line;
if (rflag)
while (*l == ' ' || *l == '\t')
l++;
if (fflag)
fix(l);
else
printf("%s\n", l);
}
free(line);
return 0;
}
int
main(int argc, char *argv[])
{
int c;
while ((c = getopt(argc, argv, "fnr")) != -1)
switch(c) {
case 'f': fflag = 1; break;
case 'n': nflag = 1; break;
case 'r': rflag = 1; break;
default:
// XXX usage
exit(1);
}
if (optind == argc && !isatty(0))
return stdinmode();
char *map = blaze822_seq_open(0);
if (!map)
return 1;
int i;
char *f;
char *a;
struct blaze822_seq_iter iter = { 0 };
if (optind == argc) {
a = ":";
i = argc;
goto hack;
}
for (i = optind; i < argc; i++) {
a = argv[i];
hack:
if (strchr(a, '/')) {
printf("%s\n", a);
continue;
}
while ((f = blaze822_seq_next(map, a, &iter))) {
if (nflag) {
printf("%ld\n", iter.line-1);
} else {
char *s = f;
if (rflag)
while (*s == ' ' || *s == '\t')
s++;
if (fflag)
fix(s);
else
printf("%s\n", s);
}
free(f);
}
}
return 0;
}
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