freebsd-dev/usr.sbin/pkg_install/create/perform.c
1994-05-25 06:24:41 +00:00

179 lines
4.7 KiB
C

#ifndef lint
static const char *rcsid = "$Id: perform.c,v 1.8 1994/05/19 18:27:41 alm Exp $";
#endif
/*
* FreeBSD install - a package for the installation and maintainance
* of non-core utilities.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Jordan K. Hubbard
* 18 July 1993
*
* This is the main body of the create module.
*
*/
#include "lib.h"
#include "create.h"
#include <signal.h>
static void sanity_check(void);
static void make_dist(char *, char *, char *, Package *);
int
pkg_perform(char **pkgs)
{
char *pkg = *pkgs; /* Only one arg to create */
char *home, *cp;
FILE *pkg_in, *fp;
Package plist;
char *suffix; /* What we tack on to the end of the finished package */
/* Preliminary setup */
sanity_check();
if (Verbose)
printf("Creating package %s\n", pkg);
get_dash_string(&Comment);
get_dash_string(&Desc);
if (!strcmp(Contents, "-"))
pkg_in = stdin;
else {
pkg_in = fopen(Contents, "r");
if (!pkg_in)
barf("Unable to open contents file '%s' for input.", Contents);
}
plist.head = plist.tail = NULL;
/* Break the package name into base and desired suffix (if any) */
if ((cp = index(pkg, '.')) != NULL) {
suffix = cp + 1;
*cp = '\0';
}
else
suffix = "tgz";
if (Prefix)
add_plist(&plist, PLIST_CWD, Prefix);
/* Slurp in the packing list */
read_plist(&plist, pkg_in);
/*
* Run down the list and see if we've named it, if not stick in a name
* at the top.
*/
if (find_plist(&plist, PLIST_NAME) == NULL)
add_plist_top(&plist, PLIST_NAME, pkg);
/* Make a directory to stomp around in */
home = make_playpen(PlayPen);
signal(SIGINT, cleanup);
signal(SIGHUP, cleanup);
/* Make first "real contents" pass over it */
check_list(home, &plist);
copy_plist(home, &plist);
mark_plist(&plist);
/* Now put the release specific items in */
add_plist(&plist, PLIST_CWD, ".");
write_file(COMMENT_FNAME, Comment);
add_plist(&plist, PLIST_IGNORE, NULL);
add_plist(&plist, PLIST_FILE, COMMENT_FNAME);
write_file(DESC_FNAME, Desc);
add_plist(&plist, PLIST_IGNORE, NULL);
add_plist(&plist, PLIST_FILE, DESC_FNAME);
if (Install) {
copy_file(home, Install, INSTALL_FNAME);
add_plist(&plist, PLIST_IGNORE, NULL);
add_plist(&plist, PLIST_FILE, INSTALL_FNAME);
}
if (DeInstall) {
copy_file(home, DeInstall, DEINSTALL_FNAME);
add_plist(&plist, PLIST_IGNORE, NULL);
add_plist(&plist, PLIST_FILE, DEINSTALL_FNAME);
}
if (Require) {
copy_file(home, Require, REQUIRE_FNAME);
add_plist(&plist, PLIST_IGNORE, NULL);
add_plist(&plist, PLIST_FILE, REQUIRE_FNAME);
}
/* Run through the list again, picking up extra "local" items */
check_list(".", &plist);
copy_plist(".", &plist);
mark_plist(&plist);
/* Finally, write out the packing list */
fp = fopen(CONTENTS_FNAME, "w");
if (!fp)
barf("Can't open file %s for writing.", CONTENTS_FNAME);
write_plist(&plist, fp);
if (fclose(fp))
barf("Error while closing %s.", CONTENTS_FNAME);
/* And stick it into a tar ball */
make_dist(home, pkg, suffix, &plist);
/* Cleanup */
free(Comment);
free(Desc);
free_plist(&plist);
cleanup(0);
return TRUE; /* Success */
}
static void
make_dist(char *home, char *pkg, char *suffix, Package *plist)
{
char tball[FILENAME_MAX];
char args[10];
int ret;
args[0] = '\0';
sprintf(tball, "%s/%s.%s", home, pkg, suffix);
if (index(suffix, 'z')) /* Compress/gzip? */
strcat(args, "z");
if (Dereference)
strcat(args, "h");
if (Verbose)
printf("Creating gzip'd tar ball in '%s'\n", tball);
strcat(args, "cf");
if (ExcludeFrom)
ret = vsystem("tar %sX %s %s .", args, tball, ExcludeFrom);
else
ret = vsystem("tar %s %s .", args, tball);
if (ret)
barf("tar command failed with code %d", ret);
}
static void
sanity_check()
{
if (!Comment)
barf("Required package comment string is missing (-c comment).");
if (!Desc)
barf("Required package description string is missing (-d desc).");
if (!Contents)
barf("Required package contents list is missing (-f [-]file).");
}
/* Clean up those things that would otherwise hang around */
void
cleanup(int sig)
{
leave_playpen();
}