#!/usr/bin/perl
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#!/usr/bin/perl
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#
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#
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# Perl script to beautify and enhance RTEMS configure.in
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# Perl script to beautify and enhance RTEMS configure.in
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#
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#
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# Reads from stdin and writes to stdout
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# Reads from stdin and writes to stdout
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#
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#
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# usage:
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# usage:
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# acpolish configure.in~
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# acpolish configure.in~
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# mv configure.in~ configure.in
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# mv configure.in~ configure.in
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#
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#
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# cipolish,v 1.6 2000/07/06 20:10:00 joel Exp
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# cipolish,v 1.6 2000/07/06 20:10:00 joel Exp
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use strict ;
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use strict ;
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my @vars = () ;
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my @vars = () ;
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my @buffer = () ;
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my @buffer = () ;
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my %var_ ;
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my %var_ ;
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# find relative up-path to VERSION
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# find relative up-path to VERSION
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my $rtems_cfg = &find_file(".","VERSION");
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my $rtems_cfg = &find_file(".","VERSION");
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my $rtems_root = &find_root() ;
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my $rtems_root = &find_root() ;
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$rtems_root =~ tr/\//\-/ ;
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$rtems_root =~ tr/\//\-/ ;
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my $rtems_name = "rtems" ;
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my $rtems_name = "rtems" ;
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$rtems_name .= "-" . "$rtems_root" if (length($rtems_root) > 0 ) ;
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$rtems_name .= "-" . "$rtems_root" if (length($rtems_root) > 0 ) ;
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while ( <> )
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while ( <> )
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{
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{
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push @buffer, "$_" ;
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push @buffer, "$_" ;
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}
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}
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{
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{
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my @tbuf = () ;
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my @tbuf = () ;
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foreach ( @buffer )
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foreach ( @buffer )
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{
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{
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if ( /^#.*list.*Makefile.*$/o ) {}
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if ( /^#.*list.*Makefile.*$/o ) {}
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elsif ( /^dnl[\s]+check.*target.*cc.*$/o ) {}
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elsif ( /^dnl[\s]+check.*target.*cc.*$/o ) {}
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elsif ( /^[\s]*AC_CONFIG_AUX_DIR\(.*\)[\s]*$/o )
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elsif ( /^[\s]*AC_CONFIG_AUX_DIR\(.*\)[\s]*$/o )
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{
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{
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push @tbuf, "AC_CONFIG_AUX_DIR($rtems_cfg)\n" ;
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push @tbuf, "AC_CONFIG_AUX_DIR($rtems_cfg)\n" ;
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}
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}
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elsif ( /^[\s]*RTEMS_TOP\(.*\)[\s]*$/o )
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elsif ( /^[\s]*RTEMS_TOP\(.*\)[\s]*$/o )
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{
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{
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push @tbuf, "RTEMS_TOP($rtems_cfg)\n" ;
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push @tbuf, "RTEMS_TOP($rtems_cfg)\n" ;
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}
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}
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elsif ( /^[\s]*AM_INIT_AUTOMAKE\(.*\)[\s]*$/o )
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elsif ( /^[\s]*AM_INIT_AUTOMAKE\(.*\)[\s]*$/o )
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{
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{
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push @tbuf, "AM_INIT_AUTOMAKE($rtems_name,\$RTEMS_VERSION,no)\n" ;
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push @tbuf, "AM_INIT_AUTOMAKE($rtems_name,\$RTEMS_VERSION,no)\n" ;
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_POSIX_API\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_POSIX_API\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_ITRON_API\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_ITRON_API\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_HWAPI\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_HWAPI\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_USE_MACROS\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_USE_MACROS\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_MULTIPROCESSING\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_MULTIPROCESSING\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_RDBG\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_RDBG\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s\t]*AC_SUBST\(RTEMS_USE_OWN_PDIR\)[\s]*$/o )
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elsif ( /^[\s\t]*AC_SUBST\(RTEMS_USE_OWN_PDIR\)[\s]*$/o )
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{ # obsolete option
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{ # obsolete option
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s\t]*RTEMS_ENABLE_GMAKE_PRINT[ ]*$/o )
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elsif ( /^[\s\t]*RTEMS_ENABLE_GMAKE_PRINT[ ]*$/o )
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{ # obsolete macro
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{ # obsolete macro
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_NETWORKING\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_HAS_NETWORKING\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_LIBC_DIR\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_LIBC_DIR\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(PROJECT_ROOT\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(PROJECT_ROOT\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*AC_SUBST\(RTEMS_GAS_CODE16\)[\s]*$/o )
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elsif ( /^[\s]*AC_SUBST\(RTEMS_GAS_CODE16\)[\s]*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*PROJECT_ROOT[\s]*=.*$/o )
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elsif ( /^[\s]*PROJECT_ROOT[\s]*=.*$/o )
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{
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{
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#remove the line
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#remove the line
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}
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}
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elsif ( /^[\s]*(RTEMS_ENABLE_LIBCDIR).*$/o )
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elsif ( /^[\s]*(RTEMS_ENABLE_LIBCDIR).*$/o )
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{ #remove the line
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{ #remove the line
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&define_variable("$1","");
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&define_variable("$1","");
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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elsif ( /^[\s]*(RTEMS_PROG_CC_FOR_TARGET).*$/o )
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elsif ( /^[\s]*(RTEMS_PROG_CC_FOR_TARGET).*$/o )
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{
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{
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&define_variable("$1","");
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&define_variable("$1","");
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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elsif ( /^[\s]*(RTEMS_PROG_CXX_FOR_TARGET).*$/o )
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elsif ( /^[\s]*(RTEMS_PROG_CXX_FOR_TARGET).*$/o )
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{
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{
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&define_variable("$1","");
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&define_variable("$1","");
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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else
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else
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{
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{
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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} # foreach
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} # foreach
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@buffer = @tbuf ;
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@buffer = @tbuf ;
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}
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}
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{
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{
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my @tbuf = () ;
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my @tbuf = () ;
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foreach ( @buffer )
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foreach ( @buffer )
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{
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{
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if ( /^[\s]*(RTEMS_ENABLE_LIBCDIR).*$/o )
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if ( /^[\s]*(RTEMS_ENABLE_LIBCDIR).*$/o )
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{
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{
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if ( ( not variable_seen( "RTEMS_PROG_CC_FOR_TARGET" ) )
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if ( ( not variable_seen( "RTEMS_PROG_CC_FOR_TARGET" ) )
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and ( not variable_seen( "RTEMS_PROG_CXX_FOR_TARGET" ) )
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and ( not variable_seen( "RTEMS_PROG_CXX_FOR_TARGET" ) )
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)
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)
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{
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{
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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}
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}
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elsif ( /^AC_OUTPUT.*$/o )
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elsif ( /^AC_OUTPUT.*$/o )
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{
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{
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push @tbuf, "# Explicitly list all Makefiles here\n" ;
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push @tbuf, "# Explicitly list all Makefiles here\n" ;
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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else
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else
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{
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{
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push @tbuf, "$_" ;
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push @tbuf, "$_" ;
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}
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}
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}
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}
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@buffer = @tbuf ;
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@buffer = @tbuf ;
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}
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}
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{ ## pretty print
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{ ## pretty print
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my $out = join ('',@buffer) ;
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my $out = join ('',@buffer) ;
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$out =~ s/\s\#\n(\#\n)+/\n/g ;
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$out =~ s/\s\#\n(\#\n)+/\n/g ;
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$out =~ s/\n\n\#\n\n/\n/g ;
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$out =~ s/\n\n\#\n\n/\n/g ;
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$out =~ s/\n\n[\n]*/\n\n/g ;
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$out =~ s/\n\n[\n]*/\n\n/g ;
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print $out ;
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print $out ;
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}
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}
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exit 1 ;
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exit 1 ;
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# find a relative up-path to a file $file, starting at directory $pre
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# find a relative up-path to a file $file, starting at directory $pre
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sub find_file($$)
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sub find_file($$)
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{
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{
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my $pre = $_[0] ;
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my $pre = $_[0] ;
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my $file= $_[1] ;
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my $file= $_[1] ;
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my $top = "." ;
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my $top = "." ;
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if (not "$pre") { $pre = "." ; }
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if (not "$pre") { $pre = "." ; }
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for ( my $str = "$pre" . "/" . "$top" ;
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for ( my $str = "$pre" . "/" . "$top" ;
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( -d "$str" ) ;
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( -d "$str" ) ;
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$str = "$pre" . "/" . "$top" )
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$str = "$pre" . "/" . "$top" )
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{
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{
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if ( -f "${str}/${file}" )
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if ( -f "${str}/${file}" )
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{
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{
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return $top ;
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return $top ;
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}
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}
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if ( "$top" eq "." )
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if ( "$top" eq "." )
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{
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{
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$top = ".." ;
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$top = ".." ;
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}
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}
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else
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else
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{
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{
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$top .= "/.." ;
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$top .= "/.." ;
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}
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}
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} ;
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} ;
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die "Can't find file ${file}\n" ;
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die "Can't find file ${file}\n" ;
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}
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}
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sub find_root()
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sub find_root()
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{
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{
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my $top_builddir = "." ;
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my $top_builddir = "." ;
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my $subdir="";
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my $subdir="";
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my $pwd = `pwd`; chomp $pwd;
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my $pwd = `pwd`; chomp $pwd;
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$pwd .= "/" ;
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$pwd .= "/" ;
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my $len ;
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my $len ;
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if ( -f "VERSION" ) { return $subdir ; }
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if ( -f "VERSION" ) { return $subdir ; }
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my $i = rindex($pwd,'/');
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my $i = rindex($pwd,'/');
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$len = $i;
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$len = $i;
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$pwd = substr($pwd,0,$len);
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$pwd = substr($pwd,0,$len);
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$i = rindex($pwd,'/');
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$i = rindex($pwd,'/');
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$subdir = substr($pwd,$i+1,$len - 1);
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$subdir = substr($pwd,$i+1,$len - 1);
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$top_builddir = ".." ;
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$top_builddir = ".." ;
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while( -d "$top_builddir" )
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while( -d "$top_builddir" )
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{
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{
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if ( -f "${top_builddir}/VERSION" )
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if ( -f "${top_builddir}/VERSION" )
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{
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{
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return $subdir ;
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return $subdir ;
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}
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}
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$len=$i;
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$len=$i;
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$pwd = substr($pwd,0,$len);
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$pwd = substr($pwd,0,$len);
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$i = rindex($pwd,'/');
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$i = rindex($pwd,'/');
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$subdir = substr($pwd,$i+1,$len - 1) . "/$subdir";
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$subdir = substr($pwd,$i+1,$len - 1) . "/$subdir";
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$top_builddir .= "/.." ;
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$top_builddir .= "/.." ;
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} ;
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} ;
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die "Can't find VERSION\n" ;
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die "Can't find VERSION\n" ;
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}
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}
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sub variable_seen($)
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sub variable_seen($)
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{
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{
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my $label = "$_[0]" ;
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my $label = "$_[0]" ;
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my $res = defined $var_{"$label"};
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my $res = defined $var_{"$label"};
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#print STDERR "SEEN: $label ->$res<\n" ;
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#print STDERR "SEEN: $label ->$res<\n" ;
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return $res ;
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return $res ;
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}
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}
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sub define_variable($$)
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sub define_variable($$)
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{
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{
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my ($label,@value) = @_ ;
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my ($label,@value) = @_ ;
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if ( not variable_seen("$label") )
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if ( not variable_seen("$label") )
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{
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{
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# print STDERR "DEFINING $label\n" ;
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# print STDERR "DEFINING $label\n" ;
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push @vars, "$label" ;
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push @vars, "$label" ;
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}
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}
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foreach my $i ( @{value} )
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foreach my $i ( @{value} )
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{
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{
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push @{$var_{"$label"}}, $i ;
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push @{$var_{"$label"}}, $i ;
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}
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}
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}
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}
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