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adhocify
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add basic recursive watch support

This commit is contained in:
Albert S. 2016-05-23 17:54:02 +02:00
parent 64b55f3bfd
commit a45a7a9acf
1 changed files with 30 additions and 2 deletions
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32
adhocify.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014 <adhocify@quitesimple.org>
* Copyright (c) 2014-2016 <adhocify@quitesimple.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@ -33,6 +33,7 @@
#include <errno.h>
#include <fnmatch.h>
#include <getopt.h>
#include <ftw.h>
#include <linux/limits.h>
#define BUF_SIZE (sizeof(struct inotify_event) + NAME_MAX + 1) * 1024
#define STREQ(s1,s2) ( strcmp(s1,s2) == 0 )
@ -210,6 +211,28 @@ void watchqueue_addpath(const char *pathname)
watchlist= &e->next;
}
static int recursive_walker_callback(const char *path, const struct stat *sb,
int typeflag, struct FTW *ftwbuf)
{
if(typeflag == FTW_D)
{
watchqueue_addpath(path);
}
return 0;
}
void watchqueue_add_recursive(const char *pathname)
{
int walker = nftw(pathname, &recursive_walker_callback, 10, FTW_PHYS);
if(walker == -1)
{
perror("nftw");
exit(EXIT_FAILURE);
}
}
void create_watches(int fd, uint32_t mask)
{
for(struct watchlistentry *lkp = watchlist_head; lkp != NULL; lkp = lkp->next)
@ -424,6 +447,7 @@ void print_usage()
printf("--daemon, -d\t\t\tdaemonize\n");
printf("--path, -w\t\t\tpath -- adds the specified path to the watchlist\n");
printf("--recursive, -r\t\t\tpath -- adds the specified path to the watchlist recursively (all subdirectories too)\n");
printf("--logfile, -o\t\t\tlogfile -- output goes here\n");
printf("--mask, -m\t\t\tmaskval -- inotify mask value. Can be specified multiple times, will be ORed.\n");
printf("--no-env, -a\t\t\tif specified, the inotify event which occured won't be passed to the script as an environment variable.\n");
@ -479,7 +503,7 @@ void parse_options(int argc, char **argv)
int option;
int option_index;
uint32_t optmask = 0;
while((option = getopt_long(argc, argv, "absdo:w:m:l:i:e::", long_options, &option_index)) != -1)
while((option = getopt_long(argc, argv, "absdo:w:r:m:l:i:e::", long_options, &option_index)) != -1)
{
switch(option)
{
@ -501,6 +525,10 @@ void parse_options(int argc, char **argv)
watchpath = optarg;
watchqueue_addpath(watchpath);
break;
case 'r':
watchpath = optarg;
watchqueue_add_recursive(watchpath);
break;
case 'a':
noenv=true;
break;