forked from vitalif/vitastor
49 lines
2.0 KiB
Bash
Executable File
49 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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set -e
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# 1) remove all extern non-xdr functions (service, client)
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# 2) use xdr_string_t for strings instead of char*
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# 3) remove K&R #ifdefs
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# 4) remove register int32_t* buf
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# 5) remove union names
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# 6) use xdr_string_t for opaques instead of u_int + char*
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# 7) TODO: generate normal procedure stubs
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run_rpcgen() {
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rpcgen -h $1.x | \
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perl -e '
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{ local $/ = undef; $_ = <>; }
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s/^extern(?!.*"C"|.*bool_t xdr.*XDR).*\n//gm;
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s/#include <rpc\/rpc.h>/#include "xdr_impl.h"/;
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s/^typedef char \*/typedef xdr_string_t /gm;
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s/^(\s*)char \*(?!.*_val)/$1xdr_string_t /gm;
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# remove union names
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s/ \w+_u;/;/gs;
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# use xdr_string_t for opaques
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s/struct\s*\{\s*u_int\s+\w+_len;\s*char\s+\*\w+_val;\s*\}\s*/xdr_string_t /gs;
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# remove stdc/k&r
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s/^#if.*__STDC__.*//gm;
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s/\n#else[^\n]*K&R.*?\n#endif[^\n]*K&R[^\n]*//gs;
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print;' > $1.h
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rpcgen -c $1.x | \
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perl -pe '
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s/register int32_t \*buf;\s*//g;
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s/\bbuf\s*=[^;]+;\s*//g;
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s/\bbuf\s*==\s*NULL/1/g;
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# remove union names
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s/(\.|->)\w+_u\./$1/g;
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# use xdr_string_t for opaques
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# xdr_bytes(xdrs, (char**)&objp->data.data_val, (char**)&objp->data.data_len, 400)
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# -> xdr_bytes(xdrs, &objp->data, 400)
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# xdr_bytes(xdrs, (char**)&objp->data_val, (char**)&objp->data_len, 400)
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# -> xdr_bytes(xdrs, objp, 400)
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s/xdr_bytes\s*\(\s*xdrs,\s*\(\s*char\s*\*\*\s*\)\s*([^()]+?)\.\w+_val\s*,\s*\(\s*u_int\s*\*\s*\)\s*\1\.\w+_len,/xdr_bytes(xdrs, $1,/gs;
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s/xdr_bytes\s*\(\s*xdrs,\s*\(\s*char\s*\*\*\s*\)\s*&\s*([^()]+?)->\w+_val\s*,\s*\(\s*u_int\s*\*\s*\)\s*&\s*\1->\w+_len,/xdr_bytes(xdrs, $1,/gs;
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# add include
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if (/#include/) { $_ .= "#include \"xdr_impl_inline.h\"\n"; }' > ${1}_xdr.cpp
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}
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run_rpcgen nfs
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run_rpcgen rpc
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run_rpcgen portmap
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