build/make_exports.awk

   1
   2 BEGIN {
   3     printf("/*\n")
   4     printf(" * THIS FILE WAS AUTOGENERATED BY make_exports.awk\n")
   5     printf(" *\n")
   6     printf(" * This is an ugly hack that needs to be here, so\n")
   7     printf(" * that libtool will link all of the APR functions\n")
   8     printf(" * into server regardless of whether the base server\n")
   9     printf(" * uses them.\n")
  10     printf(" */\n")
  11     printf("\n")
  12     printf("#define CORE_PRIVATE\n")
  13     printf("\n")
  14
  15     for (i = 1; i < ARGC; i++) {
  16         file = ARGV[i]
  17         sub("([^/]*[/])*", "", file)
  18         printf("#include \"%s\"\n", file)
  19     }
  20
  21     printf("\n")
  22     printf("const void *ap_ugly_hack = NULL;\n")
  23     printf("\n")
  24
  25     TYPE_NORMAL = 0
  26     TYPE_HEADER = 1
  27
  28     stackptr = 0
  29 }
  30
  31 function push(line) {
  32     stack[stackptr] = line
  33     stackptr++
  34 }
  35
  36 function do_output() {
  37     printf("/*\n")
  38     printf(" * %s\n", FILENAME)
  39     printf(" */\n")
  40
  41     for (i = 0; i < stackptr; i++) {
  42         printf("%s\n", stack[i])
  43     }
  44
  45     stackptr = 0
  46
  47     printf("\n");
  48 }
  49
  50 function enter_scope(type) {
  51     scope++
  52     scope_type[scope] = type
  53     scope_stack[scope] = stackptr
  54     delete scope_used[scope]
  55 }
  56
  57 function leave_scope() {
  58     used = scope_used[scope]
  59
  60     if (!used)
  61         stackptr = scope_stack[scope]
  62
  63     scope--
  64     if (used) {
  65         scope_used[scope] = 1
  66
  67         if (!scope)
  68             do_output()
  69     }
  70 }
  71
  72 function add_symbol(symbol) {
  73     if (!index(symbol, "#")) {
  74         push("const void *ap_hack_" symbol " = (const void *)" symbol ";")
  75         scope_used[scope] = 1
  76     }
  77 }
  78
  79 /^[ \t]*AP[RUI]?_(CORE_)?DECLARE[^(]*[(][^)]*[)]([^ ]* )*[^(]+[(]/ {
  80     sub("[ \t]*AP[RUI]?_(CORE_)?DECLARE[^(]*[(][^)]*[)][ \t]*", "")
  81     sub("[(].*", "")
  82     sub("([^ ]* (^([ \t]*[(])))+", "")
  83
  84     add_symbol($0)
  85     next
  86 }
  87
  88 /^[ \t]*AP_DECLARE_HOOK[^(]*[(][^)]*/ {
  89     split($0, args, ",")
  90     symbol = args[2]
  91     sub("^[ \t]+", "", symbol)
  92     sub("[ \t]+$", "", symbol)
  93
  94     add_symbol("ap_hook_" symbol)
  95     add_symbol("ap_hook_get_" symbol)
  96     add_symbol("ap_run_" symbol)
  97     next
  98 }
  99
 100 /^[ \t]*APR_POOL_DECLARE_ACCESSOR[^(]*[(][^)]*[)]/ {
 101     sub("[ \t]*APR_POOL_DECLARE_ACCESSOR[^(]*[(]", "", $0)
 102     sub("[)].*$", "", $0)
 103     add_symbol("apr_" $0 "_pool_get")
 104     next
 105 }
 106
 107 /^[ \t]*APR_DECLARE_INHERIT_SET[^(]*[(][^)]*[)]/ {
 108     sub("[ \t]*APR_DECLARE_INHERIT_SET[^(]*[(]", "", $0)
 109     sub("[)].*$", "", $0)
 110     add_symbol("apr_" $0 "_inherit_set")
 111     next
 112 }
 113
 114 /^[ \t]*APR_DECLARE_INHERIT_UNSET[^(]*[(][^)]*[)]/ {
 115     sub("[ \t]*APR_DECLARE_INHERIT_UNSET[^(]*[(]", "", $0)
 116     sub("[)].*$", "", $0)
 117     add_symbol("apr_" $0 "_inherit_unset")
 118     next
 119 }
 120
 121 /^#[ \t]*if(ndef| !defined[(])([^_]*_)*H/ {
 122     enter_scope(TYPE_HEADER)
 123     next
 124 }
 125
 126 /^#[ \t]*if([n]?def)? / {
 127     enter_scope(TYPE_NORMAL)
 128     push($0)
 129     next
 130 }
 131
 132 /^#[ \t]*endif/ {
 133     if (scope_type[scope] == TYPE_NORMAL)
 134         push($0)
 135
 136     leave_scope()
 137     next
 138 }
 139
 140 /^#[ \t]*else/ {
 141     push($0)
 142     next
 143 }
 144
 145 /^#[ \t]*elif/ {
 146     push($0)
 147     next
 148 }
 149
 150