Mercurial > hg > mlmmj
view src/mlmmj-list.c @ 919:e371a935a0cd default tip master
Added tag RELEASE_1_3_0 for changeset 570dd6d4942b
author | Ben Schmidt |
---|---|
date | Thu, 25 May 2017 09:08:47 +1000 |
parents | f8f3f4525a2b |
children |
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/* Copyright (C) 2004 Mads Martin Joergensen <mmj at mmj.dk> * * $Id$ * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <fcntl.h> #include <dirent.h> #include <string.h> #include <sys/types.h> #include <sys/stat.h> #include <sys/mman.h> #include "mlmmj.h" #include "wrappers.h" #include "memory.h" #include "strgen.h" #include "log_error.h" static void print_help(const char *prg) { printf("Usage: %s -L /path/to/listdir\n" " [-c] [-d] [-h] [-m] [-n] [-o] [-s] [-V]\n" " -L: Full path to list directory\n" " -c: Print subscriber count\n" " -d: Print for digesters list\n" " -h: This help\n" " -m: Print moderators for list\n" " -n: Print for nomail version of list\n" " -o: Print owner(s) of list\n" " -s: Print normal subscribers (default) \n" " -V: Print version\n", prg); exit(EXIT_SUCCESS); } int dumpcount(const char *filename, int *count) { int fd; char *start, *next, *cur; struct stat st; size_t len; if((fd = open(filename, O_RDONLY)) < 0) return -1; if(stat(filename, &st) < 0) return -1; if(!S_ISREG(st.st_mode)) return -1; /* Nobody there */ if(st.st_size == 0) { return 0; } start = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0); if(start == MAP_FAILED) return -1; for(next = cur = start; next < start + st.st_size; next++) { if(*next == '\n' || next == start + st.st_size - 1) { len = next - cur; if(next == start + st.st_size - 1 && *next != '\n') len++; if(count) (*count)++; else { writen(STDOUT_FILENO, cur, len); writen(STDOUT_FILENO, "\n", 1); } cur = next + 1; } } munmap(start, st.st_size); close(fd); return 0; } int main(int argc, char **argv) { int opt, ret, count = 0, docount = 0; char *listdir = NULL, *fileiter = NULL, *tmp; char *subddir, *subdir, *subfile = NULL; DIR *dirp; struct dirent *dp; enum subtype typesub = SUB_NORMAL; while ((opt = getopt(argc, argv, "cdhmnosVL:")) != -1) { switch(opt) { case 'c': docount = 1; break; case 'd': typesub = SUB_DIGEST; break; case 'h': print_help(argv[0]); break; case 'L': listdir = optarg; break; case 'm': typesub = SUB_FILE; subfile = "/control/moderators"; break; case 'n': typesub = SUB_NOMAIL; break; case 'o': typesub = SUB_FILE; subfile = "/control/owner"; break; case 'V': print_version(argv[0]); exit(EXIT_SUCCESS); default: case 's': typesub = SUB_NORMAL; break; } } if(listdir == NULL) { fprintf(stderr, "You have to specify -L\n" "%s -h for help\n", argv[0]); exit(EXIT_FAILURE); } switch(typesub) { default: case SUB_NORMAL: subddir = "/subscribers.d/"; break; case SUB_DIGEST: subddir = "/digesters.d/"; break; case SUB_NOMAIL: subddir = "/nomailsubs.d/"; break; case SUB_FILE: subddir = NULL; break; } if(subddir) subdir = concatstr(2, listdir, subddir); else subdir = NULL; if(subdir) { dirp = opendir(subdir); if(dirp == NULL) { fprintf(stderr, "Could not opendir(%s);\n", subdir); exit(EXIT_FAILURE); } while((dp = readdir(dirp)) != NULL) { if((strcmp(dp->d_name, "..") == 0) || (strcmp(dp->d_name, ".") == 0)) continue; fileiter = concatstr(2, subdir, dp->d_name); if(docount) dumpcount(fileiter, &count); else ret = dumpcount(fileiter, NULL); myfree(fileiter); } myfree(subdir); closedir(dirp); } else { tmp = concatstr(2, listdir, subfile); if(docount) dumpcount(tmp, &count); else dumpcount(tmp, NULL); } if(docount) printf("%d\n", count); return 0; }