perform.c revision 1550
1#ifndef lint 2static const char *rcsid = "$Id: perform.c,v 1.7 1994/05/25 06:24:18 jkh Exp $"; 3#endif 4 5/* 6 * FreeBSD install - a package for the installation and maintainance 7 * of non-core utilities. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * Jordan K. Hubbard 19 * 18 July 1993 20 * 21 * This is the main body of the add module. 22 * 23 */ 24 25#include "lib.h" 26#include "add.h" 27 28#include <signal.h> 29 30static int pkg_do(char *); 31static int sanity_check(char *); 32static char LogDir[FILENAME_MAX]; 33 34 35int 36pkg_perform(char **pkgs) 37{ 38 int i, err_cnt = 0; 39 40 signal(SIGINT, cleanup); 41 signal(SIGHUP, cleanup); 42 43 if (AddMode == SLAVE) 44 err_cnt = pkg_do(NULL); 45 else { 46 for (i = 0; pkgs[i]; i++) 47 err_cnt += pkg_do(pkgs[i]); 48 } 49 return err_cnt; 50} 51 52static Package Plist; 53 54/* This is seriously ugly code following. Written very fast! */ 55static int 56pkg_do(char *pkg) 57{ 58 char pkg_fullname[FILENAME_MAX]; 59 FILE *cfile; 60 char *home; 61 int code = 0; 62 PackingList p; 63 64 /* Reset some state */ 65 if (Plist.head) 66 free_plist(&Plist); 67 LogDir[0] = '\0'; 68 if (AddMode == SLAVE) { 69 char tmp_dir[FILENAME_MAX]; 70 71 fgets(tmp_dir, FILENAME_MAX, stdin); 72 tmp_dir[strlen(tmp_dir) - 1] = '\0'; /* pesky newline! */ 73 if (chdir(tmp_dir) == FAIL) { 74 whinge("pkg_add in SLAVE mode can't chdir to %s.", tmp_dir); 75 return 1; 76 } 77 read_plist(&Plist, stdin); 78 } 79 else { 80 home = make_playpen(PlayPen); 81 if (pkg[0] == '/') /* full pathname? */ 82 strcpy(pkg_fullname, pkg); 83 else 84 sprintf(pkg_fullname, "%s/%s", home, pkg); 85 if (!fexists(pkg_fullname)) { 86 whinge("Can't open package '%s'.", pkg_fullname); 87 return 1; 88 } 89 90 if (unpack(pkg_fullname, NULL)) 91 return 1; 92 93 if (sanity_check(pkg_fullname)) 94 return 1; 95 96 cfile = fopen(CONTENTS_FNAME, "r"); 97 if (!cfile) { 98 whinge("Unable to open %s file.", CONTENTS_FNAME); 99 goto fail; 100 } 101 read_plist(&Plist, cfile); 102 fclose(cfile); 103 if (Prefix) { 104 /* 105 * If we have a prefix, delete the first one we see and add this 106 * one in place of it. 107 */ 108 delete_plist(&Plist, FALSE, PLIST_CWD, NULL); 109 add_plist_top(&Plist, PLIST_CWD, Prefix); 110 } 111 /* If we're running in MASTER mode, just output the plist and return */ 112 if (AddMode == MASTER) { 113 printf("%s\n", where_playpen()); 114 write_plist(&Plist, stdout); 115 return 0; 116 } 117 } 118 setenv(PKG_PREFIX_VNAME, 119 (p = find_plist(&Plist, PLIST_CWD)) ? p->name : NULL, 1); 120 PkgName = (p = find_plist(&Plist, PLIST_NAME)) ? p->name : "anonymous"; 121 if (fexists(REQUIRE_FNAME)) { 122 vsystem("chmod +x %s", REQUIRE_FNAME); /* be sure */ 123 if (Verbose) 124 printf("Running requirements file first for %s..\n", PkgName); 125 if (!Fake && vsystem("./%s %s INSTALL", REQUIRE_FNAME, PkgName)) { 126 whinge("Package %s fails requirements - not installed.", 127 pkg_fullname); 128 return 1; 129 } 130 } 131 if (!NoInstall && fexists(INSTALL_FNAME)) { 132 vsystem("chmod +x %s", INSTALL_FNAME); /* make sure */ 133 if (Verbose) 134 printf("Running install with PRE-INSTALL for %s..\n", PkgName); 135 if (!Fake && vsystem("./%s %s PRE-INSTALL", INSTALL_FNAME, PkgName)) { 136 whinge("Install script returned error status."); 137 goto fail; 138 } 139 } 140 extract_plist(home, &Plist); 141 if (!NoInstall && fexists(INSTALL_FNAME)) { 142 if (Verbose) 143 printf("Running install with POST-INSTALL for %s..\n", PkgName); 144 if (!Fake && vsystem("./%s %s POST-INSTALL", INSTALL_FNAME, PkgName)) { 145 whinge("Install script returned error status."); 146 goto fail; 147 } 148 } 149 if (!NoRecord && !Fake) { 150 char contents[FILENAME_MAX]; 151 FILE *cfile; 152 153 if (getuid() != 0) 154 whinge("Not running as root - trying to record install anyway."); 155 if (!PkgName) { 156 whinge("No package name! Can't record package, sorry."); 157 code = 1; 158 goto success; /* well, partial anyway */ 159 } 160 sprintf(LogDir, "%s/%s", LOG_DIR, PkgName); 161 if (Verbose) 162 printf("Attempting to record package into %s..\n", LogDir); 163 if (make_hierarchy(LogDir)) { 164 whinge("Can't record package into '%s', you're on your own!", 165 LogDir); 166 bzero(LogDir, FILENAME_MAX); 167 code = 1; 168 goto success; /* close enough for government work */ 169 } 170 /* Make sure pkg_info can read the entry */ 171 vsystem("chmod a+rx %s", LogDir); 172 if (fexists(DEINSTALL_FNAME)) 173 copy_file(".", DEINSTALL_FNAME, LogDir); 174 if (fexists(REQUIRE_FNAME)) 175 copy_file(".", REQUIRE_FNAME, LogDir); 176 sprintf(contents, "%s/%s", LogDir, CONTENTS_FNAME); 177 cfile = fopen(contents, "w"); 178 if (!cfile) { 179 whinge("Can't open new contents file '%s'! Can't register pkg.", 180 contents); 181 goto success; /* can't log, but still keep pkg */ 182 } 183 write_plist(&Plist, cfile); 184 fclose(cfile); 185 copy_file(".", DESC_FNAME, LogDir); 186 copy_file(".", COMMENT_FNAME, LogDir); 187 if (Verbose) 188 printf("Package %s registered in %s\n", PkgName, LogDir); 189 } 190 goto success; 191 192 fail: 193 /* Nuke the whole (installed) show */ 194 if (!Fake) 195 delete_package(FALSE, &Plist); 196 197 success: 198 /* delete the packing list contents */ 199 leave_playpen(); 200 201 return code; 202} 203 204static int 205sanity_check(char *pkg) 206{ 207 if (!fexists(CONTENTS_FNAME)) { 208 whinge("Package %s has no CONTENTS file!", pkg); 209 return 1; 210 } 211 if (!fexists(COMMENT_FNAME)) { 212 whinge("Package %s has no COMMENT file!", pkg); 213 return 1; 214 } 215 if (!fexists(DESC_FNAME)) { 216 whinge("Package %s has no DESC file!", pkg); 217 return 1; 218 } 219 return 0; 220} 221 222void 223cleanup(int signo) 224{ 225 if (signo) 226 printf("Signal %d received, cleaning up..\n", signo); 227 if (Plist.head) { 228 if (!Fake) 229 delete_package(FALSE, &Plist); 230 free_plist(&Plist); 231 } 232 if (!Fake && LogDir[0]) 233 vsystem("%s -rf %s", REMOVE_CMD, LogDir); 234 leave_playpen(); 235} 236