WebSVN – SvarDOS – Diff – /pkg/trunk/main.c


/*
 * PKGINST - lightweigth SvarDOS package installer
 * Copyright (C) 2015-2021 Mateusz Viste
 *
 * 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>    /* printf() */
#include <stdlib.h>   /* malloc() and friends */
#include <string.h>   /* strcasecmp() */
 
#include "libunzip.h"
#include "pkginst.h"
#include "pkgrem.h"
#include "readenv.h"
#include "version.h"
 
 
enum ACTIONTYPES {
  ACTION_INSTALL,
  ACTION_REMOVE,
  ACTION_HELP
};
 
 
static int showhelp(void) {
  printf("PKGINST ver " PVER " Copyright (C) " PDATE " Mateusz Viste\n"
         "\n"
         "PKGINST is the package installer for SvarDOS.\n"
 
 
         "\n"
         "Usage: PKGINST install package.zip\n"
         "       PKGINST remove package\n"
         "\n"
         "PKGINST is published under the MIT license. It uses a PKGINST.CFG configuration\n"
         "file located in the directory pointed by %%PKGCFG%%\n"
 
         );
  return(1);
}
 
 
static enum ACTIONTYPES parsearg(int argc, char **argv) {
  /* I expect exactly 2 arguments (ie argc == 3) */
  if (argc != 3) return(ACTION_HELP);
 
  /* look for valid actions */
  if (strcasecmp(argv[1], "install") == 0) {
    return(ACTION_INSTALL);
  } else if (strcasecmp(argv[1], "remove") == 0) {
    return(ACTION_REMOVE);
  } else {
    return(ACTION_HELP);
  }
}
 
 
static int pkginst(const char *file, int flags, const char *dosdir, const struct customdirs *dirlist) {
  char pkgname[32];
  int t, lastpathdelim = -1, u = 0;
  struct ziplist *zipfileidx;
  FILE *zipfilefd;
  for (t = 0; file[t] != 0; t++) {
    if ((file[t] == '/') || (file[t] == '\\')) lastpathdelim = t;
  }
  /* copy the filename into pkgname (without path elements) */
  for (t = lastpathdelim + 1; file[t] != 0; t++) pkgname[u++] = file[t];
  pkgname[u] = 0; /* terminate the string */
  /* truncate the file's extension (.zip) */
  for (t = u; t > 0; t--) {
    if (pkgname[t] == '.') {
      pkgname[t] = 0;
      break;
    }
  }
  /* prepare the zip file and install it */
  zipfileidx = pkginstall_preparepackage(pkgname, file, flags, &zipfilefd, dosdir, dirlist);
  if (zipfileidx != NULL) {
    int res = 0;
    if (pkginstall_installpackage(pkgname, dosdir, dirlist, zipfileidx, zipfilefd) != 0) res = 1;
    fclose(zipfilefd);
    return(res);
  } else {
    fclose(zipfilefd);
    return(1);
  }
}
 
 
int main(int argc, char **argv) {
  int res, flags;
  enum ACTIONTYPES action;
  char *dosdir;
  struct customdirs *dirlist;
 
  action = parsearg(argc, argv);
  if (action == ACTION_HELP) return(showhelp());
 
 
 
 
 
 
 
 
  /* read all necessary environment variables */
  if (readenv(&dosdir) != 0) return(1);
 
 
 
 
  /* load configuration */
  flags = 0;
  dirlist = NULL;
  if (loadconf(dosdir, &dirlist, &flags) != 0) return(5);
 
 
 
 
 
  switch (action) {
    case ACTION_INSTALL:
      res = pkginst(argv[2], flags, dosdir, dirlist);
      break;
    case ACTION_REMOVE:
      res = pkgrem(argv[2], dosdir);
      break;
    default:
      res = showhelp();
      break;
  }
 
  if (res != 0) return(1);
  return(0);
}
 

Rev 236	Rev 237
1	`/*`	1	`/*`
2	`* PKGINST - lightweigth SvarDOS package installer`	2	`* PKGINST - lightweigth SvarDOS package installer`
3	`* Copyright (C) 2015-2021 Mateusz Viste`	3	`* Copyright (C) 2015-2021 Mateusz Viste`
4	`*`	4	`*`
5	`* Permission is hereby granted, free of charge, to any person obtaining a`	5	`* Permission is hereby granted, free of charge, to any person obtaining a`
6	`* copy of this software and associated documentation files (the "Software"),`	6	`* copy of this software and associated documentation files (the "Software"),`
7	`* to deal in the Software without restriction, including without limitation`	7	`* to deal in the Software without restriction, including without limitation`
8	`* the rights to use, copy, modify, merge, publish, distribute, sublicense,`	8	`* the rights to use, copy, modify, merge, publish, distribute, sublicense,`
9	`* and/or sell copies of the Software, and to permit persons to whom the`	9	`* and/or sell copies of the Software, and to permit persons to whom the`
10	`* Software is furnished to do so, subject to the following conditions:`	10	`* Software is furnished to do so, subject to the following conditions:`
11	`*`	11	`*`
12	`* The above copyright notice and this permission notice shall be included in`	12	`* The above copyright notice and this permission notice shall be included in`
13	`* all copies or substantial portions of the Software.`	13	`* all copies or substantial portions of the Software.`
14	`*`	14	`*`
15	`* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR`	15	`* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR`
16	`* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,`	16	`* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,`
17	`* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE`	17	`* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE`
18	`* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER`	18	`* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER`
19	`* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING`	19	`* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING`
20	`* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS`	20	`* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS`
21	`* IN THE SOFTWARE.`	21	`* IN THE SOFTWARE.`
22	`*/`	22	`*/`
23		23
24		24
25	`#include <stdio.h> /* printf() */`	25	`#include <stdio.h> /* printf() */`
26	`#include <stdlib.h> /* malloc() and friends */`	26	`#include <stdlib.h> /* malloc() and friends */`
27	`#include <string.h> /* strcasecmp() */`	27	`#include <string.h> /* strcasecmp() */`
28		28
29	`#include "libunzip.h"`	29	`#include "libunzip.h"`
30	`#include "pkginst.h"`	30	`#include "pkginst.h"`
31	`#include "pkgrem.h"`	31	`#include "pkgrem.h"`
32	`#include "readenv.h"`	32	`#include "readenv.h"`
33	`#include "version.h"`	33	`#include "version.h"`
34		34
35		35
36	`enum ACTIONTYPES {`	36	`enum ACTIONTYPES {`
37	`ACTION_INSTALL,`	37	`ACTION_INSTALL,`
38	`ACTION_REMOVE,`	38	`ACTION_REMOVE,`
39	`ACTION_HELP`	39	`ACTION_HELP`
40	`};`	40	`};`
41		41
42		42
43	`static int showhelp(void) {`	43	`static int showhelp(void) {`
44	`printf("FDINST v" PVER " Copyright (C) " PDATE " Mateusz Viste\n"`	44	`printf("PKGINST ver " PVER " Copyright (C) " PDATE " Mateusz Viste\n"`
45	`"\n"`	45	`"\n"`
46	`"FDINST is a lightweigth package installer for FreeDOS. It is an alternative\n"`	46	`"PKGINST is the package installer for SvarDOS.\n"`
47	`"to FDNPKG, when only basic, local install/remove actions are necessary. FDINST\n"`	-
48	`"is a 16-bit, 8086-compatible application running in real mode.\n"`	-
49	`"\n"`	47	`"\n"`
50	`"Usage: FDINST install package.zip\n"`	48	`"Usage: PKGINST install package.zip\n"`
51	`" FDINST remove package\n"`	49	`" PKGINST remove package\n"`
52	`"\n"`	50	`"\n"`
53	`"FDINST is published under the MIT license, and shares most of its source code\n"`	51	`"PKGINST is published under the MIT license. It uses a PKGINST.CFG configuration\n"`
54	`"with FDNPKG to guarantee consistent behaviour of both tools. It also uses\n"`	52	`"file located in the directory pointed by %%PKGCFG%%\n"`
55	`"FDNPKG's configuration file.\n"`	-
56	`);`	53	`);`
57	`return(1);`	54	`return(1);`
58	`}`	55	`}`
59		56
60		57
61	`static enum ACTIONTYPES parsearg(int argc, char **argv) {`	58	`static enum ACTIONTYPES parsearg(int argc, char **argv) {`
62	`/* I expect exactly 2 arguments (ie argc == 3) */`	59	`/* I expect exactly 2 arguments (ie argc == 3) */`
63	`if (argc != 3) return(ACTION_HELP);`	60	`if (argc != 3) return(ACTION_HELP);`
64		61
65	`/* look for valid actions */`	62	`/* look for valid actions */`
66	`if (strcasecmp(argv[1], "install") == 0) {`	63	`if (strcasecmp(argv[1], "install") == 0) {`
67	`return(ACTION_INSTALL);`	64	`return(ACTION_INSTALL);`
68	`} else if (strcasecmp(argv[1], "remove") == 0) {`	65	`} else if (strcasecmp(argv[1], "remove") == 0) {`
69	`return(ACTION_REMOVE);`	66	`return(ACTION_REMOVE);`
70	`} else {`	67	`} else {`
71	`return(ACTION_HELP);`	68	`return(ACTION_HELP);`
72	`}`	69	`}`
73	`}`	70	`}`
74		71
75		72
76	`static int pkginst(const char file, int flags, const char dosdir, struct customdirs *dirlist) {`	73	`static int pkginst(const char file, int flags, const char dosdir, const struct customdirs *dirlist) {`
77	`char pkgname[32];`	74	`char pkgname[32];`
78	`int t, lastpathdelim = -1, u = 0;`	75	`int t, lastpathdelim = -1, u = 0;`
79	`struct ziplist *zipfileidx;`	76	`struct ziplist *zipfileidx;`
80	`FILE *zipfilefd;`	77	`FILE *zipfilefd;`
81	`for (t = 0; file[t] != 0; t++) {`	78	`for (t = 0; file[t] != 0; t++) {`
82	`if ((file[t] == '/') \|\| (file[t] == '\\')) lastpathdelim = t;`	79	`if ((file[t] == '/') \|\| (file[t] == '\\')) lastpathdelim = t;`
83	`}`	80	`}`
84	`/* copy the filename into pkgname (without path elements) */`	81	`/* copy the filename into pkgname (without path elements) */`
85	`for (t = lastpathdelim + 1; file[t] != 0; t++) pkgname[u++] = file[t];`	82	`for (t = lastpathdelim + 1; file[t] != 0; t++) pkgname[u++] = file[t];`
86	`pkgname[u] = 0; /* terminate the string */`	83	`pkgname[u] = 0; /* terminate the string */`
87	`/* truncate the file's extension (.zip) */`	84	`/* truncate the file's extension (.zip) */`
88	`for (t = u; t > 0; t--) {`	85	`for (t = u; t > 0; t--) {`
89	`if (pkgname[t] == '.') {`	86	`if (pkgname[t] == '.') {`
90	`pkgname[t] = 0;`	87	`pkgname[t] = 0;`
91	`break;`	88	`break;`
92	`}`	89	`}`
93	`}`	90	`}`
94	`/* prepare the zip file and install it */`	91	`/* prepare the zip file and install it */`
95	`zipfileidx = pkginstall_preparepackage(pkgname, file, flags, &zipfilefd, dosdir, dirlist);`	92	`zipfileidx = pkginstall_preparepackage(pkgname, file, flags, &zipfilefd, dosdir, dirlist);`
96	`if (zipfileidx != NULL) {`	93	`if (zipfileidx != NULL) {`
97	`int res = 0;`	94	`int res = 0;`
98	`if (pkginstall_installpackage(pkgname, dosdir, dirlist, zipfileidx, zipfilefd) != 0) res = 1;`	95	`if (pkginstall_installpackage(pkgname, dosdir, dirlist, zipfileidx, zipfilefd) != 0) res = 1;`
99	`fclose(zipfilefd);`	96	`fclose(zipfilefd);`
100	`return(res);`	97	`return(res);`
101	`} else {`	98	`} else {`
102	`fclose(zipfilefd);`	99	`fclose(zipfilefd);`
103	`return(1);`	100	`return(1);`
104	`}`	101	`}`
105	`}`	102	`}`
106		103
107		104
108	`int main(int argc, char **argv) {`	105	`int main(int argc, char **argv) {`
109	`int res, flags;`	106	`int res, flags;`
110	`enum ACTIONTYPES action;`	107	`enum ACTIONTYPES action;`
111	`char dosdir, cfgfile;`	108	`char *dosdir;`
112	`struct customdirs *dirlist;`	109	`struct customdirs *dirlist;`
113		110
114	`action = parsearg(argc, argv);`	111	`action = parsearg(argc, argv);`
115	`if (action == ACTION_HELP) return(showhelp());`	112	`if (action == ACTION_HELP) return(showhelp());`
116		113
117	`/* allocate some bits for cfg file's location */`	-
118	`cfgfile = malloc(256);`	-
119	`if (cfgfile == NULL) {`	-
120	`puts("ERROR: Out of memory");`	-
121	`return(1);`	-
122	`}`	-
123		-
124	`/* read all necessary environment variables */`	114	`/* read all necessary environment variables */`
125	`if (readenv(&dosdir, cfgfile, 256) != 0) {`	115	`if (readenv(&dosdir) != 0) return(1);`
126	`free(cfgfile);`	-
127	`return(1);`	-
128	`}`	-
129		116
130	`/* load configuration */`	117	`/* load configuration */`
131	`flags = 0;`	118	`flags = 0;`
132	`dirlist = NULL;`	119	`dirlist = NULL;`
133	`if (loadconf(cfgfile, &dirlist, &flags) < 0) return(5);`	120	`if (loadconf(dosdir, &dirlist, &flags) != 0) return(5);`
134		-
135	`/* free the cfgfile buffer, I won't need the config file's location any more */`	-
136	`free(cfgfile);`	-
137	`cfgfile = NULL;`	-
138		121
139	`switch (action) {`	122	`switch (action) {`
140	`case ACTION_INSTALL:`	123	`case ACTION_INSTALL:`
141	`res = pkginst(argv[2], flags, dosdir, dirlist);`	124	`res = pkginst(argv[2], flags, dosdir, dirlist);`
142	`break;`	125	`break;`
143	`case ACTION_REMOVE:`	126	`case ACTION_REMOVE:`
144	`res = pkgrem(argv[2], dosdir);`	127	`res = pkgrem(argv[2], dosdir);`
145	`break;`	128	`break;`
146	`default:`	129	`default:`
147	`res = showhelp();`	130	`res = showhelp();`
148	`break;`	131	`break;`
149	`}`	132	`}`
150		133
151	`if (res != 0) return(1);`	134	`if (res != 0) return(1);`
152	`return(0);`	135	`return(0);`
153	`}`	136	`}`
154		137

Subversion Repositories SvarDOS

(root)/pkg/trunk/main.c @ 757 – Rev 236 → 237