asar coverage - build #318

src/asar/
File: src/asar/libcon.cpp
Date: 2025-09-21 03:44:11
Lines:
29/87
33.3%
Functions:
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50.0%
Branches:
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1 #include "std-includes.h"
2 #include "libcon.h"
3 #include <signal.h>
4
5 static char * progname;
6 static char ** args;
7 static int argsleft;
8 bool libcon_interactive;
9 static const char * usage;
10
11 static volatile bool confirmclose=true;
12 ✗ void libcon_pause()
13 {
14 ✗ if (confirmclose)
15 {
16 ✗ confirmclose=false;
17 #if defined(_WIN32)
18 ✗ system("pause");
19 #else
20 ✗ printf("Press Enter to continue");
21 ✗ getchar();
22 #endif
23 ✗ confirmclose=true;
24 }
25 ✗ }
26
27 ✗ void libcon_badusage()
28 {
29 ✗ printf("usage: %s %s", progname, usage);
30 ✗ exit(1);
31 }
32
33 1400 static const char * getarg(bool tellusage, const char * defval= nullptr)
34 {
35
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 1400 if (!argsleft)
36 {
37 ✗ if (tellusage) libcon_badusage();
38 ✗ return defval;
39 }
40 1400 args++;
41 1400 argsleft--;
42 1400 return args[0];
43 }
44
45 400 static const char * getfname(bool tellusage, const char * defval= nullptr)
46 {
47 400 return getarg(tellusage, defval);
48 //char * rval=malloc(char, 256);
49 //char * rvalend=rval;
50 //*rval=0;
51 //while (!strchr(rval, '.'))
52 //{
53 // char * thisword=getarg(false, nullptr);
54 // if (!thisword)
55 // {
56 // if (tellusage) libcon_badusage();
57 // else return defval;
58 // }
59 // if (rval!=rvalend) *(rvalend++)=' ';
60 // rvalend+=sprintf(rvalend, "%s", thisword);
61 //}
62 //return rval;
63 }
64
65 ✗ static const char * requirestrfromuser(const char * question, bool filename)
66 {
67 ✗ confirmclose=false;
68 ✗ char * rval=(char*)malloc(256);
69 ✗ *rval=0;
70 ✗ while (!strchr(rval, '\n') || *rval=='\n')
71 {
72 ✗ *rval=0;
73 ✗ printf("%s ", question);
74 ✗ (void)fgets(rval, 250, stdin);
75 }
76 ✗ *strchr(rval, '\n')=0;
77 ✗ confirmclose=true;
78 #ifdef _WIN32
79 ✗ if (filename && rval[0]=='"' && rval[2]==':')
80 {
81 ✗ char * rvalend=strchr(rval, '\0');
82 ✗ if (rvalend[-1]=='"') rvalend[-1]='\0';
83 ✗ return rval+1;
84 }
85 #endif
86 ✗ return rval;
87 }
88
89 ✗ static const char * requeststrfromuser(const char * question, bool filename, const char * defval)
90 {
91 ✗ confirmclose=false;
92 ✗ char * rval=(char*)malloc(256);
93 ✗ *rval=0;
94 ✗ printf("%s ", question);
95 ✗ (void)fgets(rval, 250, stdin);
96 ✗ *strchr(rval, '\n')=0;
97 ✗ confirmclose=true;
98 ✗ if (!*rval) return defval;
99 #ifdef _WIN32
100 ✗ if (filename && rval[0]=='"' && rval[2]==':')
101 {
102 ✗ char * rvalend=strchr(rval, '\0');
103 ✗ if (rvalend[-1]=='"') rvalend[-1]='\0';
104 ✗ return rval+1;
105 }
106 #endif
107 ✗ return rval;
108 }
109
110 200 void libcon_init(int argc, char ** argv, const char * usage_)
111 {
112 200 progname=argv[0];
113 200 args=argv;
114 200 argsleft=argc-1;
115 200 usage=usage_;
116 200 libcon_interactive=(!argsleft);
117 #if defined(_WIN32)
118
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 100 if (libcon_interactive) atexit(libcon_pause);
119 #endif
120 200 }
121
122 ✗ const char * libcon_require(const char * desc)
123 {
124 ✗ if (libcon_interactive) return requirestrfromuser(desc, false);
125 ✗ else return getarg(true);
126 }
127
128 200 const char * libcon_require_filename(const char * desc)
129 {
130
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 200 if (libcon_interactive) return requirestrfromuser(desc, true);
131 200 else return getfname(true);
132 }
133
134 ✗ const char * libcon_optional(const char * desc, const char * defval)
135 {
136 ✗ if (libcon_interactive) return requeststrfromuser(desc, false, defval);
137 ✗ else return getarg(false, defval);
138 }
139
140 200 const char * libcon_optional_filename(const char * desc, const char * defval)
141 {
142
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 200 if (libcon_interactive) return requeststrfromuser(desc, true, defval);
143 200 else return getfname(false, defval);
144 }
145
146 1000 const char * libcon_option()
147 {
148
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 1000 if (!libcon_interactive && argsleft && args[1][0]=='-') return getarg(false);
149 200 return nullptr;
150 }
151
152 200 const char * libcon_option_value()
153 {
154
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 200 if (!libcon_interactive) return getarg(false);
155 ✗ return nullptr;
156 }
157
158 ✗ const char * libcon_question(const char * desc, const char * defval)
159 {
160 ✗ if (libcon_interactive) return libcon_optional(desc, defval);
161 ✗ return defval;
162 }
163
164 ✗ bool libcon_question_bool(const char * desc, bool defval)
165 {
166 ✗ if (!libcon_interactive) return defval;
167 while (true)
168 {
169 ✗ const char * answer=requeststrfromuser(desc, false, defval?"y":"n");
170 ✗ if (!stricmp(answer, "y") || !stricmp(answer, "yes")) return true;
171 ✗ if (!stricmp(answer, "n") || !stricmp(answer, "no")) return false;
172 ✗ }
173 }
174
175 200 void libcon_end()
176 {
177
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 200 if (!libcon_interactive && argsleft) libcon_badusage();
178 200 }
179