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/*
*
* This file is part of Open Sound System.
*
* Copyright (C) 4Front Technologies 1996-2008.
*
* This this source file is released under GPL v2 license (no other versions).
* See the COPYING file included in the main directory of this source
* distribution for the license terms and conditions.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <time.h>
#if PATH_MAX == -1
#undef PATH_MAX
#endif
#ifndef PATH_MAX
#define PATH_MAX 1024
#endif
char *srcdir = NULL, *blddir = NULL;
int verbose = 0, copy_files = 0;
struct stat bld_stat, src_stat;
static void
copy_file (char *sname, char *tname, char *pname, int native_make)
{
char *p;
int in_fd, out_fd, l;
unsigned char buf[4096];
if (strcmp (pname, ".depend") == 0)
return;
if (!native_make)
if (strncmp (pname, "Makefile", 8) == 0)
return;
if (strlen (pname) > 6)
{
p = pname + strlen (pname) - 6; /* Seek to the _cfg.[c-h] suffix */
if (strcmp (p, "_cfg.c") == 0)
return;
if (strcmp (p, "_cfg.h") == 0)
return;
}
if (!copy_files)
{
symlink (sname, tname);
return;
}
if ((in_fd=open(sname, O_RDONLY, 0))==-1)
{
perror(sname);
exit(-1);
}
if ((out_fd=creat(tname, 0644))==-1)
{
perror(tname);
exit(-1);
}
while ((l=read(in_fd, buf, sizeof(buf)))>0)
{
if (write(out_fd, buf, l)!=l)
{
perror(tname);
exit(-1);
}
}
if (l==-1)
{
perror(sname);
exit(-1);
}
close(in_fd);
close(out_fd);
}
static void
copy_tree (char *fromdir, char *tgtdir, int native_make)
{
DIR *dir;
struct dirent *de;
struct stat st;
if (tgtdir != NULL)
{
mkdir (tgtdir, 0700);
}
if ((dir = opendir (fromdir)) == NULL)
{
fprintf (stderr, "Bad source directory %s\n", fromdir);
return;
}
while ((de = readdir (dir)) != NULL)
{
char sname[PATH_MAX+20], tname[PATH_MAX+20];
sprintf (sname, "%s/%s", fromdir, de->d_name);
if (tgtdir != NULL)
sprintf (tname, "%s/%s", tgtdir, de->d_name);
else
sprintf (tname, "%s", de->d_name);
if (stat (sname, &st) == -1)
{
perror (sname);
exit (-1);
}
if ((st.st_dev == bld_stat.st_dev) && (st.st_ino == bld_stat.st_ino)) continue;
if ((st.st_dev == src_stat.st_dev) && (st.st_ino == src_stat.st_ino)) continue;
if (S_ISDIR (st.st_mode))
{
if (de->d_name[0] != '.')
{
char tmp[PATH_MAX+20];
int is_native = 0;
struct stat st2;
sprintf (tmp, "%s/.nativemake", sname);
if (stat (tmp, &st2) != -1)
is_native = 1;
sprintf (tmp, "%s/.nocopy", sname);
if (stat (tmp, &st2) == -1)
copy_tree (sname, tname, is_native);
}
}
else
{
copy_file (sname, tname, de->d_name, native_make);
}
}
closedir (dir);
}
int
main (int argc, char *argv[])
{
int i;
FILE *f;
time_t t;
struct tm *tm;
if (argc < 3)
{
fprintf (stderr, "%s: Bad usage\n", argv[0]);
exit (-1);
}
srcdir = argv[1];
blddir = argv[2];
if (stat (blddir, &bld_stat) == -1)
{
perror (blddir);
exit (-1);
}
if (stat (srcdir, &src_stat) == -1)
{
perror (srcdir);
exit (-1);
}
for (i = 3; i < argc; i++)
{
if (strcmp (argv[i], "-v") == 0)
{
verbose++;
continue;
}
if (strcmp (argv[i], "-c") == 0)
{
copy_files = 1;
continue;
}
}
f = fopen (".nocopy", "w");
fclose (f);
copy_tree (srcdir, NULL, 0);
#if 0
if ((f = fopen ("timestamp.h", "w")) == NULL)
{
perror ("timestamp.h");
exit (-1);
}
time (&t);
tm = gmtime (&t);
fprintf (f, "#define OSS_COMPILE_DATE \"%04d%02d%02d%02d%02d\"\n",
tm->tm_year + 1900,
tm->tm_mon + 1, tm->tm_mday, tm->tm_hour, tm->tm_min);
fclose (f);
#endif
exit (0);
}
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