libroot/posix/stdio: Remove unused portions.
[haiku.git] / src / bin / unzip / apihelp.c
blobde39cee1fc01fcd986550372f556280e5170ef8d
1 /*
2 Copyright (c) 1990-2001 Info-ZIP. All rights reserved.
4 See the accompanying file LICENSE, version 2000-Apr-09 or later
5 (the contents of which are also included in unzip.h) for terms of use.
6 If, for some reason, all these files are missing, the Info-ZIP license
7 also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html
8 */
9 /* apihelp.c */
11 #ifdef API_DOC
13 #define UNZIP_INTERNAL
14 #include "unzip.h"
15 #include "unzvers.h"
18 APIDocStruct APIDoc[] = {
20 "UZPVERSION" , "UzpVersion" ,
21 "UzpVer *UzpVersion(void);",
22 "Get version numbers of the API and the underlying UnZip code.\n\n"
23 "\t\tThis is used for comparing the version numbers of the run-time\n"
24 "\t\tDLL code with those expected from the unzip.h at compile time.\n"
25 "\t\tIf the version numbers do not match, there may be compatibility\n"
26 "\t\tproblems with further use of the DLL.\n\n"
27 " Example:\t/* Check the major version number of the DLL code. */\n"
28 "\t\tUzpVer *pVersion;\n"
29 "\t\tpVersion = UzpVersion();\n"
30 "\t\tif (pVersion->unzip.major != UZ_MAJORVER)\n"
31 "\t\t fprintf(stderr, \"error: using wrong version of DLL\\n\");\n\n"
32 "\t\tSee unzip.h for details and unzipstb.c for an example.\n"
36 "UZPMAIN" , "UzpMain" ,
37 "int UzpMain(int argc, char *argv[]);",
38 "Provide a direct entry point to the command line interface.\n\n"
39 "\t\tThis is used by the UnZip stub but you can use it in your\n"
40 "\t\town program as well. Output is sent to stdout.\n"
41 "\t\t0 on return indicates success.\n\n"
42 " Example:\t/* Extract 'test.zip' silently, junking paths. */\n"
43 "\t\tchar *argv[] = { \"-q\", \"-j\", \"test.zip\" };\n"
44 "\t\tint argc = 3;\n"
45 "\t\tif (UzpMain(argc,argv))\n"
46 "\t\t printf(\"error: unzip failed\\n\");\n\n"
47 "\t\tSee unzip.h for details.\n"
51 "UZPALTMAIN" , "UzpAltMain" ,
52 "int UzpAltMain(int argc, char *argv[], UzpInit *init);",
53 "Provide a direct entry point to the command line interface,\n"
54 "optionally installing replacement I/O handler functions.\n\n"
55 "\t\tAs with UzpMain(), output is sent to stdout by default.\n"
56 "\t\t`InputFn *inputfn' is not yet implemented. 0 on return\n"
57 "\t\tindicates success.\n\n"
58 " Example:\t/* Replace normal output and `more' functions. */\n"
59 "\t\tchar *argv[] = { \"-q\", \"-j\", \"test.zip\" };\n"
60 "\t\tint argc = 3;\n"
61 "\t\tUzpInit init = { 16, MyMessageFn, NULL, MyPauseFn };\n"
62 "\t\tif (UzpAltMain(argc,argv,&init))\n"
63 "\t\t printf(\"error: unzip failed\\n\");\n\n"
64 "\t\tSee unzip.h for details.\n"
68 "UZPUNZIPTOMEMORY", "UzpUnzipToMemory",
69 "int UzpUnzipToMemory(char *zip, char *file, UzpBuffer *retstr);",
70 "Pass the name of the zip file and the name of the file\n"
71 "\t\tyou wish to extract. UzpUnzipToMemory will create a\n"
72 "\t\tbuffer and return it in *retstr; 0 on return indicates\n"
73 "\t\tfailure.\n\n"
74 "\t\tSee unzip.h for details.\n"
78 "UZPFILETREE", "UzpFileTree",
79 "int UzpFileTree(char *name, cbList(callBack),\n"
80 "\t\t\tchar *cpInclude[], char *cpExclude[]);",
81 "Pass the name of the zip file, a callback function, an\n"
82 "\t\tinclude and exclude file list. UzpFileTree calls the\n"
83 "\t\tcallback for each valid file found in the zip file.\n"
84 "\t\t0 on return indicates failure.\n\n"
85 "\t\tSee unzip.h for details.\n"
88 { 0 }
92 static int function_help OF((__GPRO__ APIDocStruct *doc, char *fname));
96 static int function_help(__G__ doc, fname)
97 __GDEF
98 APIDocStruct *doc;
99 char *fname;
101 strcpy(slide, fname);
102 /* strupr(slide); non-standard */
103 while (doc->compare && STRNICMP(doc->compare,slide,strlen(fname)))
104 doc++;
105 if (!doc->compare)
106 return 0;
107 else
108 Info(slide, 0, ((char *)slide,
109 " Function:\t%s\n\n Syntax:\t%s\n\n Purpose:\t%s",
110 doc->function, doc->syntax, doc->purpose));
112 return 1;
117 void APIhelp(__G__ argc, argv)
118 __GDEF
119 int argc;
120 char **argv;
122 if (argc > 1) {
123 struct APIDocStruct *doc;
125 if (function_help(__G__ APIDoc, argv[1]))
126 return;
127 #ifdef SYSTEM_API_DETAILS
128 if (function_help(__G__ SYSTEM_API_DETAILS, argv[1]))
129 return;
130 #endif
131 Info(slide, 0, ((char *)slide,
132 "%s is not a documented command.\n\n\a", argv[1]));
135 Info(slide, 0, ((char *)slide, "\
136 This API provides a number of external C and REXX functions for handling\n\
137 zipfiles in OS/2. Programmers are encouraged to expand this API.\n\
139 C functions: -- See unzip.h for details\n\
140 UzpVer *UzpVersion(void);\n\
141 int UzpMain(int argc, char *argv[]);\n\
142 int UzpAltMain(int argc, char *argv[], UzpInit *init);\n\
143 int UzpUnzipToMemory(char *zip, char *file, UzpBuffer *retstr);\n\
144 int UzpFileTree(char *name, cbList(callBack),\n\
145 char *cpInclude[], char *cpExclude[]);\n\n"));
147 #ifdef SYSTEM_API_BRIEF
148 Info(slide, 0, ((char *)slide, SYSTEM_API_BRIEF));
149 #endif
151 Info(slide, 0, ((char *)slide,
152 "\nFor more information, type 'unzip -A <function-name>'\n"));
155 #endif /* API_DOC */