Mercurial > projects > ldc
annotate dmd2/inifile.c @ 863:6c850977a941
modified gen/linker.cpp to only append .exe suffix on windows if not already present
author | elrood |
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date | Thu, 18 Dec 2008 19:24:33 +0100 |
parents | f04dde6e882c |
children | 2667e3a145be |
rev | line source |
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1 |
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2 // Copyright (c) 1999-2006 by Digital Mars |
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3 // All Rights Reserved |
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4 // written by Walter Bright |
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5 // http://www.digitalmars.com |
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6 |
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7 |
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8 #include <stdio.h> |
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9 #include <string.h> |
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10 #include <stdlib.h> |
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11 #include <ctype.h> |
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12 |
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13 #include "root.h" |
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14 #include "mem.h" |
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15 |
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16 #ifdef __MINGW32__ |
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17 #include <malloc.h> |
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18 #endif |
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19 |
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20 #define LOG 0 |
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21 |
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22 char *skipspace(const char *p); |
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23 |
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24 #if __GNUC__ |
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25 char *strupr(char *s) |
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26 { |
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27 char *t = s; |
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28 |
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29 while (*s) |
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30 { |
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31 *s = toupper(*s); |
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32 s++; |
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33 } |
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34 |
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35 return t; |
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36 } |
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37 #endif /* unix */ |
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38 |
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39 /***************************** |
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40 * Read and analyze .ini file. |
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41 * Input: |
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42 * argv0 program name (argv[0]) |
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43 * inifile .ini file name |
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44 */ |
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45 |
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46 void inifile(const char *argv0x, const char *inifilex) |
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47 { |
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48 char *argv0 = (char *)argv0x; |
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49 char *inifile = (char *)inifilex; // do const-correct later |
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50 char *path; // need path for @P macro |
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51 char *filename; |
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52 OutBuffer buf; |
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53 int i; |
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54 int k; |
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55 int envsection = 0; |
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56 |
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57 #if LOG |
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58 printf("inifile(argv0 = '%s', inifile = '%s')\n", argv0, inifile); |
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59 #endif |
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60 if (FileName::absolute(inifile)) |
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61 { |
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62 filename = inifile; |
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63 } |
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64 else |
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65 { |
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66 /* Look for inifile in the following sequence of places: |
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67 * o current directory |
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68 * o home directory |
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69 * o directory off of argv0 |
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70 * o /etc/ |
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71 */ |
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72 if (FileName::exists(inifile)) |
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73 { |
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74 filename = inifile; |
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75 } |
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76 else |
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77 { |
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78 filename = FileName::combine(getenv("HOME"), inifile); |
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79 if (!FileName::exists(filename)) |
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80 { |
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81 filename = FileName::replaceName(argv0, inifile); |
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82 if (!FileName::exists(filename)) |
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83 { |
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84 #if POSIX |
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85 |
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86 #if 0 |
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87 #if __GLIBC__ // This fix by Thomas Kuehne |
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88 /* argv0 might be a symbolic link, |
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89 * so try again looking past it to the real path |
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90 */ |
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91 char* real_argv0 = realpath(argv0, NULL); |
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92 if (real_argv0) |
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93 { |
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94 filename = FileName::replaceName(real_argv0, inifile); |
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95 free(real_argv0); |
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96 if (FileName::exists(filename)) |
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97 goto Ldone; |
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98 } |
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99 #else |
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100 #error use of glibc non-standard extension realpath(char*, NULL) |
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101 #endif |
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102 #endif |
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103 |
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104 // old way; problem is that argv0 might not be on the PATH at all |
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105 // and some other instance might be found |
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parents:
diff
changeset
|
106 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
107 // Search PATH for argv0 |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
108 const char *p = getenv("PATH"); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
diff
changeset
|
109 Array *paths = FileName::splitPath(p); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
diff
changeset
|
110 filename = FileName::searchPath(paths, argv0, 0); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
111 if (!filename) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
112 goto Letc; // argv0 not found on path |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
113 filename = FileName::replaceName(filename, inifile); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
114 if (FileName::exists(filename)) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
115 goto Ldone; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
116 #endif |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
117 |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
118 // Search /etc/ for inifile |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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changeset
|
119 Letc: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
120 filename = FileName::combine((char *)"/etc/", inifile); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
121 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
122 Ldone: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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changeset
|
123 ; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
124 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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|
125 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
126 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
127 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
128 path = FileName::path(filename); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
129 #if LOG |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
130 printf("\tpath = '%s', filename = '%s'\n", path, filename); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
131 #endif |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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132 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
133 File file(filename); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
134 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
135 if (file.read()) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
136 return; // error reading file |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
137 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
138 // Parse into lines |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
139 int eof = 0; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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|
140 for (i = 0; i < file.len && !eof; i++) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
diff
changeset
|
141 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
142 int linestart = i; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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changeset
|
143 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
144 for (; i < file.len; i++) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
145 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
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|
146 switch (file.buffer[i]) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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changeset
|
147 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
148 case '\r': |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
149 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
150 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
151 case '\n': |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
152 // Skip if it was preceded by '\r' |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
153 if (i && file.buffer[i - 1] == '\r') |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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changeset
|
154 goto Lskip; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
155 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
156 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
157 case 0: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
158 case 0x1A: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
159 eof = 1; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
160 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
161 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
162 default: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
163 continue; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
164 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
165 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
166 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
167 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
168 // The line is file.buffer[linestart..i] |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
diff
changeset
|
169 char *line; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
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|
170 int len; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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|
171 char *p; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
172 char *pn; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
diff
changeset
|
173 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
174 line = (char *)&file.buffer[linestart]; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
175 len = i - linestart; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
176 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
177 buf.reset(); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
178 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
179 // First, expand the macros. |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
180 // Macros are bracketed by % characters. |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
181 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
182 for (k = 0; k < len; k++) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
183 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
184 if (line[k] == '%') |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
185 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
186 int j; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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|
187 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
188 for (j = k + 1; j < len; j++) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
189 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
190 if (line[j] == '%') |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
191 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
192 if (j - k == 3 && memicmp(&line[k + 1], "@P", 2) == 0) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
193 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
194 // %@P% is special meaning the path to the .ini file |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
195 p = path; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
196 if (!*p) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
197 p = (char *)"."; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
198 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
199 else |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
200 { int len = j - k; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
201 char tmp[10]; // big enough most of the time |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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changeset
|
202 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
diff
changeset
|
203 if (len <= sizeof(tmp)) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
204 p = tmp; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
changeset
|
205 else |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
206 p = (char *)alloca(len); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
207 len--; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
208 memcpy(p, &line[k + 1], len); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
209 p[len] = 0; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
210 strupr(p); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
211 p = getenv(p); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
212 if (!p) |
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213 p = (char *)""; |
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214 } |
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215 buf.writestring(p); |
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216 k = j; |
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217 goto L1; |
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218 } |
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219 } |
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220 } |
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221 buf.writeByte(line[k]); |
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222 L1: |
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223 ; |
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224 } |
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225 |
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226 // Remove trailing spaces |
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227 while (buf.offset && isspace(buf.data[buf.offset - 1])) |
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228 buf.offset--; |
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229 |
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230 p = buf.toChars(); |
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231 |
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232 // The expanded line is in p. |
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233 // Now parse it for meaning. |
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234 |
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235 p = skipspace(p); |
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236 switch (*p) |
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237 { |
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238 case ';': // comment |
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239 case 0: // blank |
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240 break; |
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241 |
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242 case '[': // look for [Environment] |
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243 p = skipspace(p + 1); |
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244 for (pn = p; isalnum(*pn); pn++) |
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245 ; |
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246 if (pn - p == 11 && |
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247 memicmp(p, "Environment", 11) == 0 && |
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248 *skipspace(pn) == ']' |
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249 ) |
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250 envsection = 1; |
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251 else |
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252 envsection = 0; |
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253 break; |
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254 |
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255 default: |
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256 if (envsection) |
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257 { |
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258 pn = p; |
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259 |
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260 // Convert name to upper case; |
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261 // remove spaces bracketing = |
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262 for (p = pn; *p; p++) |
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263 { if (islower(*p)) |
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264 *p &= ~0x20; |
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265 else if (isspace(*p)) |
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266 memmove(p, p + 1, strlen(p)); |
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267 else if (*p == '=') |
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268 { |
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269 p++; |
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270 while (isspace(*p)) |
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271 memmove(p, p + 1, strlen(p)); |
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272 break; |
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273 } |
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274 } |
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275 |
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276 putenv(strdup(pn)); |
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277 #if LOG |
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278 printf("\tputenv('%s')\n", pn); |
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279 //printf("getenv(\"TEST\") = '%s'\n",getenv("TEST")); |
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280 #endif |
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281 } |
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282 break; |
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283 } |
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284 |
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285 Lskip: |
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286 ; |
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287 } |
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288 } |
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289 |
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290 /******************** |
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291 * Skip spaces. |
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292 */ |
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293 |
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294 char *skipspace(const char *p) |
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295 { |
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296 while (isspace(*p)) |
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297 p++; |
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298 return (char *)p; |
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299 } |
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300 |