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- #include <sys/types.h>
- #include <sys/stat.h>
- #include "prioq.h"
- #include "env.h"
- #include "stralloc.h"
- #include "direntry.h"
- #include "datetime.h"
- #include "now.h"
- #include "str.h"
- #include "maildir.h"
-
- struct strerr maildir_chdir_err;
- struct strerr maildir_scan_err;
-
- int maildir_chdir()
- {
- char *maildir;
- maildir = env_get("MAILDIR");
- if (!maildir)
- STRERR(-1,maildir_chdir_err,"MAILDIR not set")
- if (chdir(maildir) == -1)
- STRERR_SYS3(-1,maildir_chdir_err,"unable to chdir to ",maildir,": ")
- return 0;
- }
-
- void maildir_clean(tmpname)
- stralloc *tmpname;
- {
- DIR *dir;
- direntry *d;
- datetime_sec time;
- struct stat st;
-
- time = now();
-
- dir = opendir("tmp");
- if (!dir) return;
-
- while (d = readdir(dir))
- {
- if (d->d_name[0] == '.') continue;
- if (!stralloc_copys(tmpname,"tmp/")) break;
- if (!stralloc_cats(tmpname,d->d_name)) break;
- if (!stralloc_0(tmpname)) break;
- if (stat(tmpname->s,&st) == 0)
- if (time > st.st_atime + 129600)
- unlink(tmpname->s);
- }
- closedir(dir);
- }
-
- static int append(pq,filenames,subdir,time)
- prioq *pq;
- stralloc *filenames;
- char *subdir;
- datetime_sec time;
- {
- DIR *dir;
- direntry *d;
- struct prioq_elt pe;
- unsigned int pos;
- struct stat st;
-
- dir = opendir(subdir);
- if (!dir)
- STRERR_SYS3(-1,maildir_scan_err,"unable to scan $MAILDIR/",subdir,": ")
-
- while (d = readdir(dir))
- {
- if (d->d_name[0] == '.') continue;
- pos = filenames->len;
- if (!stralloc_cats(filenames,subdir)) break;
- if (!stralloc_cats(filenames,"/")) break;
- if (!stralloc_cats(filenames,d->d_name)) break;
- if (!stralloc_0(filenames)) break;
- if (stat(filenames->s + pos,&st) == 0)
- if (st.st_mtime < time) /* don't want to mix up the order */
- {
- pe.dt = st.st_mtime;
- pe.id = pos;
- if (!prioq_insert(pq,&pe)) break;
- }
- }
-
- closedir(dir);
- if (d) STRERR_SYS3(-1,maildir_scan_err,"unable to read $MAILDIR/",subdir,": ")
- return 0;
- }
-
- int maildir_scan(pq,filenames,flagnew,flagcur)
- prioq *pq;
- stralloc *filenames;
- int flagnew;
- int flagcur;
- {
- struct prioq_elt pe;
- datetime_sec time;
- int r;
-
- if (!stralloc_copys(filenames,"")) return 0;
- while (prioq_min(pq,&pe)) prioq_delmin(pq);
-
- time = now();
-
- if (flagnew) if (append(pq,filenames,"new",time) == -1) return -1;
- if (flagcur) if (append(pq,filenames,"cur",time) == -1) return -1;
- return 0;
- }
-