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#!/usr/bin/awk -f
function gobble(s, x)
{
sub(/^ /, "", line)
match(line, "^" "(" s ")")
x = substr(line, 1, RLENGTH)
line = substr(line, RLENGTH+1)
return x
}
function convert(i, j)
{
type = argtypes[i,j]
name = argnames[i,j]
opt = optionals[i,j]
x = ""
if (type == "int") {
x = "convert_to_long_ex(" name ");\n"
} else if (type == "double") {
x = "convert_to_double_ex(" name ");\n"
} else if (type == "string") {
x = "convert_to_string_ex(" name ");\n"
} else if (type == "array") {
x = "convert_to_array_ex(" name ");\n"
} else if (type == "resource") {
if (opt && i) {
resources = resources "\tif (argc < " j+1 ") {\n\t\t/* Argument not given, do something before\n\t\t trying to fetch resource " name ". */\n\t}\n\tZEND_FETCH_RESOURCE(???, ???, " name ", " name "_id, \"???\", ???G());\n"
} else {
resources = resources "\tZEND_FETCH_RESOURCE(???, ???, " name ", " name "_id, \"???\", ???G());\n"
}
funcvals = funcvals "\tint " name "_id = -1;\n"
} else {
x = "/* Write your own code here to handle argument " name ". */\n"
}
if (x) return x
}
BEGIN {
name = "[_A-Za-z][_A-Za-z0-9]*"
type = "int|double|string|bool|array|object|resource|mixed|void"
num_funcs = 0
}
{
args_max = args_min = optional = i = 0
line = $0
func_type = gobble(type);
func_name = gobble(name);
if (gobble("\\(")) {
if (gobble("\\[")) optional = 1
while (arg_type = gobble(type)) {
arg_name = gobble(name)
argtypes[num_funcs,args_max] = arg_type
argnames[num_funcs,args_max] = arg_name
args_max++
if (optional) {
optionals[num_funcs,i] = optional
if (arg_type != "resource") {
useswitch[num_funcs] = 1
}
} else {
args_min++
}
if (x = gobble("\\[")) {
optional++
}
gobble(",")
i++
}
}
funcs[num_funcs] = func_name
types[num_funcs] = func_type
maxargs[num_funcs] = args_max
minargs[num_funcs] = args_min
num_funcs++
}
END {
for (i = 0; i < num_funcs; i++) {
compareargc = maxargs[i] - minargs[i]
funcvals = resources = handleargs = closeopts = ""
proto = "/* {{{ proto " types[i] " " funcs[i] "("
if (maxargs[i]) {
zvals = "\tzval "
if (compareargc) {
funcvals = "\tint argc;\n"
if (minargs[i]) {
fetchargs = "\targc = ZEND_NUM_ARGS();\n\tif (argc < " minargs[i] " || argc > " maxargs[i] " || zend_get_parameters_ex(argc, "
} else {
fetchargs = "\targc = ZEND_NUM_ARGS();\n\tif ((argc && argc < " maxargs[i]+1 " || zend_get_parameters_ex(argc, "
}
} else {
fetchargs = "\tif (ZEND_NUM_ARGS() != " maxargs[i] " || zend_get_parameters_ex(" maxargs[i] ", "
}
}
for (j = 0; j < maxargs[i]; j++) {
if (j) {
zvals = zvals ", "
fetchargs = fetchargs ", "
}
zvals = zvals "**" argnames[i,j]
fetchargs = fetchargs "&" argnames[i,j]
if (j > minargs[i]-1) {
if (j) proto = proto " "
proto = proto "["
closeopts = closeopts "]"
}
if (j > 0) proto = proto ", "
proto = proto argtypes[i,j] " " argnames[i,j]
code = convert(i, j)
if (useswitch[i]) {
if (j > minargs[i]-1) {
if (code) {
handleargs = "\t\tcase " j+1 ":\n\t\t\t" code "\t\t\t/* Fall-through. */\n" handleargs
} else {
handleargs = "\t\tcase " j+1 ":\t/* Fall-through. */\n" handleargs
}
} else if (j >= minargs[i]-1) {
if (code) {
handleargs = "\t\tcase " j+1 ":\n\t\t\t" code handleargs
} else {
handleargs = "\t\tcase " j+1 ":\n" handleargs
}
} else {
handleargs = "\t\t\t" code handleargs
}
} else {
if (code) handleargs = handleargs "\t" code
}
}
proto = proto closeopts ")\n */\nPHP_FUNCTION(" funcs[i] ")\n{"
if (maxargs[i]) {
zvals = zvals ";"
fetchargs = fetchargs ") == FAILURE) {\n\t\tWRONG_PARAM_COUNT;\n\t}\n"
}
if (resources ) funcvals = funcvals "\t???LS_FETCH();\n"
if (useswitch[i]) handleargs = "\tswitch (argc) {\n" handleargs "\t\t\tbreak;\n\t\tdefault:\n\t\t\tWRONG_PARAM_COUNT;\n\t}"
print proto > extname "/function_stubs"
if (zvals) print zvals > extname "/function_stubs"
if (funcvals) print funcvals > extname "/function_stubs"
if (fetchargs) print fetchargs > extname "/function_stubs"
if (resources) {
print resources > extname "/function_stubs"
print "" > extname "/function_warning"
}
if (handleargs) print handleargs > extname "/function_stubs"
print "\n\tphp_error(E_WARNING, \"" funcs[i] ": not yet implemented\");" > extname "/function_stubs"
print "}\n/* }}} */\n" > extname "/function_stubs"
print "PHP_FUNCTION(" funcs[i] ");" > extname "/function_declarations"
print "\tPHP_FE(" funcs[i] ",\tNULL)" > extname "/function_entries"
}
}
#
# Local variables:
# tab-width: 2
# c-basic-offset: 2
# End:
#
|
