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Build: Generate enums and constants during build and add CI notification
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Gabriel Schulhof
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Nov 10, 2015
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| # Code that's common between looking for enums and looking for constants | ||
| # Assumes the command line consists of OCTBSTACK_CFLAGS | ||
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| find_include_paths() { | ||
| echo "$OCTBSTACK_CFLAGS" | awk '{ | ||
| for ( idx = 1 ; idx <= NF ; idx++ ) { | ||
| if ( substr( $idx, 1, 2 ) == "-I" ) { | ||
| if ( length( $idx ) == 2 ) { | ||
| print( $(idx + 1) ); | ||
| } else { | ||
| print( substr( $idx, 3 ) ); | ||
| } | ||
| } | ||
| } | ||
| }' | ||
| } | ||
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| # The command line consists of the CFLAGS | ||
| OCTBSTACK_CFLAGS="$@" | ||
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| INCLUDE_PATHS=$( find_include_paths ) | ||
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| for ONE_PATH in $INCLUDE_PATHS; do | ||
| if test -f "${ONE_PATH}/octypes.h"; then | ||
| OCTYPES_H="${ONE_PATH}/octypes.h" | ||
| fi | ||
| if test -f "${ONE_PATH}/ocpresence.h"; then | ||
| OCPRESENCE_H="${ONE_PATH}/ocpresence.h" | ||
| fi | ||
| if test -f "${ONE_PATH}/ocstackconfig.h"; then | ||
| OCSTACKCONFIG_H="${ONE_PATH}/ocstackconfig.h" | ||
| fi | ||
| if test -f "${ONE_PATH}/ocrandom.h"; then | ||
| OCRANDOM_H="${ONE_PATH}/ocrandom.h" | ||
| fi | ||
| done |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| #!/bin/bash | ||
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| # Update constants in generated/constants.cc. The command line arguments for this script are used to | ||
| # construct the value of the OCTBSTACK_CFLAGS variable, which, in turn, is used for determining | ||
| # where the include files are located. | ||
| # | ||
| # generated/constants.cc.in contains the comment "// The rest of this file is generated". This script | ||
| # preserves the file up to and including the comment, and appends generated contents after that. It | ||
| # then appends to generated/constants.cc the constant definitions from octypes.h and ocstackconfig.h. | ||
| # | ||
| # The script also generates the function InitConstants() which the file is expected to export. | ||
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| . ./constants-and-enums.common.sh | ||
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| # generated/constants.cc | ||
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| # Parse header file, extracting constants | ||
| parseFileForConstants() { # $1: filename | ||
| grep '^#define' < "$1" | \ | ||
| awk '{ | ||
| if ( NF > 2 ) { | ||
| print( "SET_CONSTANT_" ( ( substr($3, 1, 1) == "\"" ) ? "STRING": "NUMBER" ) " " $2 ); | ||
| } | ||
| }' | \ | ||
| sort -u | \ | ||
| awk '{ | ||
| print( "#ifdef " $2 ); | ||
| print( " " $1 "(exports, " $2 ");" ); | ||
| print( "#endif /* def " $2 "*/" ); | ||
| }' | ||
| } | ||
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| mkdir -p generated | ||
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| # Copy the boilerplate from the starter file | ||
| cat src/constants.cc.in > generated/constants.cc.new || ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Add the function header | ||
| echo 'void InitConstants(Handle<Object> exports) {' >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Parse ocstackconfig.h and append to the generated file | ||
| echo ' // ocstackconfig.h: Stack configuration' >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
| parseFileForConstants "${OCSTACKCONFIG_H}" >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Separate the two sections with a newline | ||
| echo '' >> generated/constants.cc.new || ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Parse octypes.h and append to the generated file | ||
| echo ' // octypes.h: Definitions' >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
| parseFileForConstants "${OCTYPES_H}" >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Separate the two sections with a newline | ||
| echo '' >> generated/constants.cc.new || ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Parse octypes.h and append to the generated file | ||
| echo ' // ocrandom.h: Definitions' >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
| parseFileForConstants "${OCRANDOM_H}" >> generated/constants.cc.new || \ | ||
| ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Close the function | ||
| echo '}' >> generated/constants.cc.new || ( rm -f generated/constants.cc.new && exit 1 ) | ||
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| # Replace the original file with the generated file | ||
| mv -f generated/constants.cc.new generated/constants.cc || ( rm -f generated/constants.cc.new && exit 1 ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| #!/bin/bash | ||
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| # Update enums in generated/enums.cc. The command line arguments for this script are used to construct | ||
| # the value of the OCTBSTACK_CFLAGS variable, which, in turn, is used for determining where the | ||
| # include files are located. | ||
| # | ||
| # generated/enums.cc contains the comment "// The rest of this file is generated". This script | ||
| # preserves the file up to and including the comment, and discards the rest of the file. It then | ||
| # appends to generated/enums.cc the enum definitions from octypes.h | ||
| # | ||
| # The script also generates the function InitEnums() which the file is expected to export. | ||
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| . ./constants-and-enums.common.sh | ||
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| # enums.cc | ||
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| mkdir -p generated | ||
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| # Copy the boilerplate from the existing file | ||
| cat src/enums.cc.in > generated/enums.cc.new || ( rm -f generated/enums.cc.new && exit 1 ) | ||
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| # Parse header for enums | ||
| cat "${OCTYPES_H}" "${OCRANDOM_H}" "${OCPRESENCE_H}" | \ | ||
| grep -v '^$' | \ | ||
| awk -v PRINT=0 -v OUTPUT="" -v ENUM_LIST="" '{ | ||
| if ( $0 == "typedef enum" ) PRINT=1; | ||
| if ( PRINT == 1 ) { | ||
| if ( !( $1 ~ /^[{}]/ ) && $1 != "typedef" ) { | ||
| if ( $1 ~ /^[A-Z]/ ) { | ||
| OUTPUT = OUTPUT " SET_CONSTANT_NUMBER(returnValue, " $1 ");\n"; | ||
| } else if ( $1 ~ /^#(if|endif)/ ) { | ||
| OUTPUT = OUTPUT $0 "\n"; | ||
| } | ||
| } else if ( $1 ~ /^}/ ) { | ||
| ENUM_NAME = $0; | ||
| gsub( /^} */, "", ENUM_NAME ); | ||
| gsub( / *;.*$/, "", ENUM_NAME ); | ||
| ENUM_LIST = ENUM_LIST " SET_ENUM(exports, " ENUM_NAME ");\n"; | ||
| print("static Local<Object> bind_" ENUM_NAME "() {\n Local<Object> returnValue = Nan::New<Object>();\n" ); | ||
| } | ||
| else if ( $1 != "typedef" && $1 != "{" ) { | ||
| print; | ||
| } | ||
| if ( $0 ~ /;$/ ) { | ||
| PRINT=0; | ||
| print( OUTPUT "\n return returnValue;\n}\n" ); | ||
| OUTPUT=""; | ||
| } | ||
| } | ||
| } | ||
| END { | ||
| print( "void InitEnums(Handle<Object> exports) {\n" ENUM_LIST "}" ); | ||
| }' | \ | ||
| sed 's/[,=]);$/);/' >> generated/enums.cc.new || ( rm -f generated/enums.cc.new && exit 1 ) | ||
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| # Replace the original file with the generated file | ||
| mv -f generated/enums.cc.new generated/enums.cc || ( rm -f generated/enums.cc.new && exit 1 ) |
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