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


/*
 * FDINST - lightweigth FreeDOS package installer
 * Copyright (C) 2015-2017 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("FDINST v" PVER " Copyright (C) " PDATE " Mateusz Viste\n"
         "\n"
         "FDINST is a lightweigth package installer for FreeDOS. It is an alternative\n"
         "to FDNPKG, when only basic, local install/remove actions are necessary. FDINST\n"
         "is a 16-bit, 8086-compatible application running in real mode.\n"
         "\n"
         "Usage: FDINST install package.zip\n"
         "       FDINST remove package\n"
         "\n"
         "FDINST is published under the MIT license, and shares most of its source code\n"
         "with FDNPKG to guarantee consistent behaviour of both tools. It also uses\n"
         "FDNPKG's configuration file.\n"
         );
  return(1);
}
 
 
static enum ACTIONTYPES parsearg(int argc, char **argv) {
  int extpos, i;
  enum ACTIONTYPES res = ACTION_HELP;
  /* I expect exactly 2 arguments (ie argc == 3) */
  if (argc != 3) return(ACTION_HELP);
  /* look for valid actions */
  if (strcasecmp(argv[1], "install") == 0) {
    res = ACTION_INSTALL;
  } else if (strcasecmp(argv[1], "remove") == 0) {
    res = ACTION_REMOVE;
  }
  /* the argument should never be empty */
  if (argv[2][0] == 0) return(ACTION_INSTALL);
  /* for 'install', validate that the extension is '.zip' */
  if (res == ACTION_INSTALL) {
    /* find where the file's extension starts */
    extpos = 0;
    for (i = 0; argv[2][i] != 0; i++) {
      if (argv[2][i] == '.') extpos = i + 1;
    }
    if (extpos == 0) return(ACTION_HELP);
  }
  /* return the result */
  return(res);
}
 
 
static int pkginst(char *file, int flags, char *dosdir, char *tempdir, struct customdirs *dirlist) {
  char pkgname[32];
  int t, lastpathdelim = -1, u = 0;
  char *buffmem1k;
  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;
    }
  }
  /* allocate some memory for pkginst_preparepackage() to do its job */
  buffmem1k = malloc(1024);
  if (buffmem1k == NULL) {
    puts("ERROR: Out of memory");
    return(1);
  }
  /* prepare the zip file and install it */
  zipfileidx = pkginstall_preparepackage(pkgname, file, flags, &zipfilefd, dosdir, dirlist, buffmem1k);
  free(buffmem1k);
  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, *tempdir, *cfgfile;
  struct customdirs *dirlist;
 
 
  action = parsearg(argc, argv);
  if (action == ACTION_HELP) return(showhelp());
 
  /* allocate some bits for cfg file's location */
  cfgfile = malloc(256);
  if (cfgfile == NULL) {
    puts("ERROR: Out of memory");
    return(1);
  }
 
  /* read all necessary environment variables */
  if (readenv(&dosdir, &tempdir, cfgfile, 256) != 0) {
    free(cfgfile);
    return(1);
  }
 
  /* load configuration */
  flags = 0;
  dirlist = NULL;
  if (loadconf(cfgfile, &dirlist, &flags) < 0) return(5);
 
  /* free the cfgfile buffer, I won't need the config file's location any more */
  free(cfgfile);
  cfgfile = NULL;
 
  switch (action) {
    case ACTION_INSTALL:
      res = pkginst(argv[2], flags, dosdir, tempdir, dirlist);
      break;
    case ACTION_REMOVE:
      res = pkgrem(argv[2], dosdir);
      break;
    default:
      res = showhelp();
      break;
  }
 
  if (res != 0) return(1);
  return(0);
}
 

Rev 221	Rev 225
1	`/*`	1	`/*`
2	`* FDINST - lightweigth FreeDOS package installer`	2	`* FDINST - lightweigth FreeDOS package installer`
3	`* Copyright (C) 2015-2017 Mateusz Viste`	3	`* Copyright (C) 2015-2017 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("FDINST v" 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	`"FDINST is a lightweigth package installer for FreeDOS. It is an alternative\n"`
47	`"to FDNPKG, when only basic, local install/remove actions are necessary. FDINST\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"`	48	`"is a 16-bit, 8086-compatible application running in real mode.\n"`
49	`"\n"`	49	`"\n"`
50	`"Usage: FDINST install package.zip\n"`	50	`"Usage: FDINST install package.zip\n"`
51	`" FDINST remove package\n"`	51	`" FDINST remove package\n"`
52	`"\n"`	52	`"\n"`
53	`"FDINST is published under the MIT license, and shares most of its source code\n"`	53	`"FDINST is published under the MIT license, and shares most of its source code\n"`
54	`"with FDNPKG to guarantee consistent behaviour of both tools. It also uses\n"`	54	`"with FDNPKG to guarantee consistent behaviour of both tools. It also uses\n"`
55	`"FDNPKG's configuration file.\n"`	55	`"FDNPKG's configuration file.\n"`
56	`);`	56	`);`
57	`return(1);`	57	`return(1);`
58	`}`	58	`}`
59		59
60		60
61	`static enum ACTIONTYPES parsearg(int argc, char **argv) {`	61	`static enum ACTIONTYPES parsearg(int argc, char **argv) {`
62	`int extpos, i;`	62	`int extpos, i;`
63	`enum ACTIONTYPES res = ACTION_HELP;`	63	`enum ACTIONTYPES res = ACTION_HELP;`
64	`/* I expect exactly 2 arguments (ie argc == 3) */`	64	`/* I expect exactly 2 arguments (ie argc == 3) */`
65	`if (argc != 3) return(ACTION_HELP);`	65	`if (argc != 3) return(ACTION_HELP);`
66	`/* look for valid actions */`	66	`/* look for valid actions */`
67	`if (strcasecmp(argv[1], "install") == 0) {`	67	`if (strcasecmp(argv[1], "install") == 0) {`
68	`res = ACTION_INSTALL;`	68	`res = ACTION_INSTALL;`
69	`} else if (strcasecmp(argv[1], "remove") == 0) {`	69	`} else if (strcasecmp(argv[1], "remove") == 0) {`
70	`res = ACTION_REMOVE;`	70	`res = ACTION_REMOVE;`
71	`}`	71	`}`
72	`/* the argument should never be empty */`	72	`/* the argument should never be empty */`
73	`if (argv[2][0] == 0) return(ACTION_INSTALL);`	73	`if (argv[2][0] == 0) return(ACTION_INSTALL);`
74	`/* for 'install', validate that the extension is '.zip' */`	74	`/* for 'install', validate that the extension is '.zip' */`
75	`if (res == ACTION_INSTALL) {`	75	`if (res == ACTION_INSTALL) {`
76	`/* find where the file's extension starts */`	76	`/* find where the file's extension starts */`
77	`extpos = 0;`	77	`extpos = 0;`
78	`for (i = 0; argv[2][i] != 0; i++) {`	78	`for (i = 0; argv[2][i] != 0; i++) {`
79	`if (argv[2][i] == '.') extpos = i + 1;`	79	`if (argv[2][i] == '.') extpos = i + 1;`
80	`}`	80	`}`
81	`if (extpos == 0) return(ACTION_HELP);`	81	`if (extpos == 0) return(ACTION_HELP);`
82	`}`	82	`}`
83	`/* return the result */`	83	`/* return the result */`
84	`return(res);`	84	`return(res);`
85	`}`	85	`}`
86		86
87		87
88	`static int pkginst(char file, int flags, char dosdir, char tempdir, struct customdirs dirlist, char *mapdrv) {`	88	`static int pkginst(char file, int flags, char dosdir, char tempdir, struct customdirs dirlist) {`
89	`char pkgname[32];`	89	`char pkgname[32];`
90	`int t, lastpathdelim = -1, u = 0;`	90	`int t, lastpathdelim = -1, u = 0;`
91	`char *buffmem1k;`	91	`char *buffmem1k;`
92	`struct ziplist *zipfileidx;`	92	`struct ziplist *zipfileidx;`
93	`FILE *zipfilefd;`	93	`FILE *zipfilefd;`
94	`for (t = 0; file[t] != 0; t++) {`	94	`for (t = 0; file[t] != 0; t++) {`
95	`if ((file[t] == '/') \|\| (file[t] == '\\')) lastpathdelim = t;`	95	`if ((file[t] == '/') \|\| (file[t] == '\\')) lastpathdelim = t;`
96	`}`	96	`}`
97	`/* copy the filename into pkgname (without path elements) */`	97	`/* copy the filename into pkgname (without path elements) */`
98	`for (t = lastpathdelim + 1; file[t] != 0; t++) pkgname[u++] = file[t];`	98	`for (t = lastpathdelim + 1; file[t] != 0; t++) pkgname[u++] = file[t];`
99	`pkgname[u] = 0; /* terminate the string */`	99	`pkgname[u] = 0; /* terminate the string */`
100	`/* truncate the file's extension (.zip) */`	100	`/* truncate the file's extension (.zip) */`
101	`for (t = u; t > 0; t--) {`	101	`for (t = u; t > 0; t--) {`
102	`if (pkgname[t] == '.') {`	102	`if (pkgname[t] == '.') {`
103	`pkgname[t] = 0;`	103	`pkgname[t] = 0;`
104	`break;`	104	`break;`
105	`}`	105	`}`
106	`}`	106	`}`
107	`/* allocate some memory for pkginst_preparepackage() to do its job */`	107	`/* allocate some memory for pkginst_preparepackage() to do its job */`
108	`buffmem1k = malloc(1024);`	108	`buffmem1k = malloc(1024);`
109	`if (buffmem1k == NULL) {`	109	`if (buffmem1k == NULL) {`
110	`puts("ERROR: Out of memory");`	110	`puts("ERROR: Out of memory");`
111	`return(1);`	111	`return(1);`
112	`}`	112	`}`
113	`/* prepare the zip file and install it */`	113	`/* prepare the zip file and install it */`
114	`zipfileidx = pkginstall_preparepackage(NULL, pkgname, tempdir, file, flags, NULL, &zipfilefd, NULL, 0, NULL, dosdir, dirlist, buffmem1k, mapdrv);`	114	`zipfileidx = pkginstall_preparepackage(pkgname, file, flags, &zipfilefd, dosdir, dirlist, buffmem1k);`
115	`free(buffmem1k);`	115	`free(buffmem1k);`
116	`if (zipfileidx != NULL) {`	116	`if (zipfileidx != NULL) {`
117	`int res = 0;`	117	`int res = 0;`
118	`if (pkginstall_installpackage(pkgname, dosdir, dirlist, zipfileidx, zipfilefd, mapdrv) != 0) res = 1;`	118	`if (pkginstall_installpackage(pkgname, dosdir, dirlist, zipfileidx, zipfilefd) != 0) res = 1;`
119	`fclose(zipfilefd);`	119	`fclose(zipfilefd);`
120	`return(res);`	120	`return(res);`
121	`} else {`	121	`} else {`
122	`fclose(zipfilefd);`	122	`fclose(zipfilefd);`
123	`return(1);`	123	`return(1);`
124	`}`	124	`}`
125	`}`	125	`}`
126		126
127		127
128	`int main(int argc, char **argv) {`	128	`int main(int argc, char **argv) {`
129	`int res, flags;`	129	`int res, flags;`
130	`enum ACTIONTYPES action;`	130	`enum ACTIONTYPES action;`
131	`char dosdir, tempdir, *cfgfile;`	131	`char dosdir, tempdir, *cfgfile;`
132	`struct customdirs *dirlist;`	132	`struct customdirs *dirlist;`
133	`char *mapdrv = "";`	-
134		133
135	`action = parsearg(argc, argv);`	134	`action = parsearg(argc, argv);`
136	`if (action == ACTION_HELP) return(showhelp());`	135	`if (action == ACTION_HELP) return(showhelp());`
137		136
138	`/* allocate some bits for cfg file's location */`	137	`/* allocate some bits for cfg file's location */`
139	`cfgfile = malloc(256);`	138	`cfgfile = malloc(256);`
140	`if (cfgfile == NULL) {`	139	`if (cfgfile == NULL) {`
141	`puts("ERROR: Out of memory");`	140	`puts("ERROR: Out of memory");`
142	`return(1);`	141	`return(1);`
143	`}`	142	`}`
144		143
145	`/* read all necessary environment variables */`	144	`/* read all necessary environment variables */`
146	`if (readenv(&dosdir, &tempdir, cfgfile, 256) != 0) {`	145	`if (readenv(&dosdir, &tempdir, cfgfile, 256) != 0) {`
147	`free(cfgfile);`	146	`free(cfgfile);`
148	`return(1);`	147	`return(1);`
149	`}`	148	`}`
150		149
151	`/* load configuration */`	150	`/* load configuration */`
152	`flags = 0;`	151	`flags = 0;`
153	`dirlist = NULL;`	152	`dirlist = NULL;`
154	`if (loadconf(cfgfile, NULL, 0, NULL, NULL, &dirlist, &flags, NULL, NULL, &mapdrv) < 0) return(5);`	153	`if (loadconf(cfgfile, &dirlist, &flags) < 0) return(5);`
155		154
156	`/* free the cfgfile buffer, I won't need the config file's location any more */`	155	`/* free the cfgfile buffer, I won't need the config file's location any more */`
157	`free(cfgfile);`	156	`free(cfgfile);`
158	`cfgfile = NULL;`	157	`cfgfile = NULL;`
159		158
160	`switch (action) {`	159	`switch (action) {`
161	`case ACTION_INSTALL:`	160	`case ACTION_INSTALL:`
162	`res = pkginst(argv[2], flags, dosdir, tempdir, dirlist, mapdrv);`	161	`res = pkginst(argv[2], flags, dosdir, tempdir, dirlist);`
163	`break;`	162	`break;`
164	`case ACTION_REMOVE:`	163	`case ACTION_REMOVE:`
165	`res = pkgrem(argv[2], dosdir, mapdrv);`	164	`res = pkgrem(argv[2], dosdir);`
166	`break;`	165	`break;`
167	`default:`	166	`default:`
168	`res = showhelp();`	167	`res = showhelp();`
169	`break;`	168	`break;`
170	`}`	169	`}`
171		170
172	`if (res != 0) return(1);`	171	`if (res != 0) return(1);`
173	`return(0);`	172	`return(0);`
174	`}`	173	`}`
175		174

Subversion Repositories SvarDOS

(root)/pkg/trunk/main.c @ 757 – Rev 221 → 225