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BEGIN {
print "/* ";
print " Unix SMB/CIFS implementation.";
print " Build Options for Samba Suite";
print " Copyright (C) Vance Lankhaar <vlankhaar@linux.ca> 2003";
print " Copyright (C) Andrew Bartlett <abartlet@samba.org> 2001";
print " ";
print " This program is free software; you can redistribute it and/or modify";
print " it under the terms of the GNU General Public License as published by";
print " the Free Software Foundation; either version 2 of the License, or";
print " (at your option) any later version.";
print " ";
print " This program is distributed in the hope that it will be useful,";
print " but WITHOUT ANY WARRANTY; without even the implied warranty of";
print " MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the";
print " GNU General Public License for more details.";
print " ";
print " You should have received a copy of the GNU General Public License";
print " along with this program; if not, write to the Free Software";
print " Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.";
print "*/";
print "";
print "#include \"includes.h\"";
print "#include \"build_env.h\"";
print "#include \"dynconfig.h\"";
print "";
print "static void output(BOOL screen, const char *format, ...) PRINTF_ATTRIBUTE(2,3);";
print "";
print "";
print "/****************************************************************************";
print "helper function for build_options";
print "****************************************************************************/";
print "static void output(BOOL screen, const char *format, ...)";
print "{";
print " char *ptr;";
print " va_list ap;";
print " ";
print " va_start(ap, format);";
print " vasprintf(&ptr,format,ap);";
print " va_end(ap);";
print "";
print " if (screen) {";
print " d_printf(\"%s\", ptr);";
print " } else {";
print " DEBUG(4,(\"%s\", ptr));";
print " }";
print " ";
print " SAFE_FREE(ptr);";
print "}";
print "";
print "/****************************************************************************";
print "options set at build time for the samba suite";
print "****************************************************************************/";
print "void build_options(BOOL screen)";
print "{";
print " if ((DEBUGLEVEL < 4) && (!screen)) {";
print " return;";
print " }";
print "";
print "#ifdef _BUILD_ENV_H";
print " /* Output information about the build environment */";
print " output(screen,\"Build environment:\\n\");";
print " output(screen,\" Built by: %s@%s\\n\",BUILD_ENV_USER,BUILD_ENV_HOST);";
print " output(screen,\" Built on: %s\\n\",BUILD_ENV_DATE);";
print "";
print " output(screen,\" Built using: %s\\n\",BUILD_ENV_COMPILER);";
print " output(screen,\" Build host: %s\\n\",BUILD_ENV_UNAME);";
print " output(screen,\" SRCDIR: %s\\n\",BUILD_ENV_SRCDIR);";
print " output(screen,\" BUILDDIR: %s\\n\",BUILD_ENV_BUILDDIR);";
print "";
print " ";
print "#endif";
print "";
print " /* Output various paths to files and directories */";
print " output(screen,\"\\nPaths:\\n\");";
print " output(screen,\" SBINDIR: %s\\n\", dyn_SBINDIR);";
print " output(screen,\" BINDIR: %s\\n\", dyn_BINDIR);";
print " output(screen,\" SWATDIR: %s\\n\", dyn_SWATDIR);";
print " output(screen,\" CONFIGFILE: %s\\n\", dyn_CONFIGFILE);";
print " output(screen,\" LOGFILEBASE: %s\\n\", dyn_LOGFILEBASE);";
print " output(screen,\" LMHOSTSFILE: %s\\n\",dyn_LMHOSTSFILE);";
print " output(screen,\" LIBDIR: %s\\n\",dyn_LIBDIR);";
print " output(screen,\" SHLIBEXT: %s\\n\",dyn_SHLIBEXT);";
print " output(screen,\" LOCKDIR: %s\\n\",dyn_LOCKDIR);";
print " output(screen,\" PIDDIR: %s\\n\", dyn_PIDDIR);";
print " output(screen,\" SMB_PASSWD_FILE: %s\\n\",dyn_SMB_PASSWD_FILE);";
print " output(screen,\" PRIVATE_DIR: %s\\n\",dyn_PRIVATE_DIR);";
print "";
##################################################
# predefine first element of *_ary
# predefine *_i (num of elements in *_ary)
with_ary[0]="";
with_i=0;
have_ary[0]="";
have_i=0;
utmp_ary[0]="";
utmp_i=0;
misc_ary[0]="";
misc_i=0;
sys_ary[0]="";
sys_i=0;
headers_ary[0]="";
headers_i=0;
in_comment = 0;
}
# capture single line comments
/^\/\* (.*?)\*\// {
last_comment = $0;
next;
}
# end capture multi-line comments
/(.*?)\*\// {
last_comment = last_comment $0;
in_comment = 0;
next;
}
# capture middle lines of multi-line comments
in_comment {
last_comment = last_comment $0;
next;
}
# begin capture multi-line comments
/^\/\* (.*?)/ {
last_comment = $0;
in_comment = 1;
next
}
##################################################
# if we have an #undef and a last_comment, store it
/^\#undef/ {
split($0,a);
comments_ary[a[2]] = last_comment;
last_comment = "";
}
##################################################
# for each line, sort into appropriate section
# then move on
/^\#undef WITH/ {
with_ary[with_i++] = a[2];
# we want (I think) to allow --with to show up in more than one place, so no next
}
/^\#undef HAVE_UT_UT_/ || /^\#undef .*UTMP/ {
utmp_ary[utmp_i++] = a[2];
next;
}
/^\#undef HAVE_SYS_.*?_H$/ {
sys_ary[sys_i++] = a[2];
next;
}
/^\#undef HAVE_.*?_H$/ {
headers_ary[headers_i++] = a[2];
next;
}
/^\#undef HAVE_/ {
have_ary[have_i++] = a[2];
next;
}
/^\#undef/ {
misc_ary[misc_i++] = a[2];
next;
}
##################################################
# simple sort function
function sort(ARRAY, ELEMENTS) {
for (i = 1; i <= ELEMENTS; ++i) {
for (j = i; (j-1) in ARRAY && (j) in ARRAY && ARRAY[j-1] > ARRAY[j]; --j) {
temp = ARRAY[j];
ARRAY[j] = ARRAY[j-1];
ARRAY[j-1] = temp;
}
}
return;
}
##################################################
# output code from list of defined
# expects: ARRAY an array of things defined
# ELEMENTS number of elements in ARRAY
# TITLE title for section
# returns: nothing
function output(ARRAY, ELEMENTS, TITLE) {
# add section header
print "\n\t/* Show " TITLE " */";
print "\toutput(screen, \"\\n " TITLE ":\\n\");\n";
# sort element using bubble sort (slow, but easy)
sort(ARRAY, ELEMENTS);
# loop through array of defines, outputting code
for (i = 0; i < ELEMENTS; i++) {
print "#ifdef " ARRAY[i];
# I don't know which one to use....
print "\toutput(screen, \" " ARRAY[i] "\\n\");";
#printf "\toutput(screen, \" %s\\n %s\\n\\n\");\n", comments_ary[ARRAY[i]], ARRAY[i];
#printf "\toutput(screen, \" %-35s %s\\n\");\n", ARRAY[i], comments_ary[ARRAY[i]];
print "#endif";
}
return;
}
END {
##################################################
# add code to show various options
print "/* Output various other options (as gleaned from include/config.h.in) */";
output(sys_ary, sys_i, "System Headers");
output(headers_ary, headers_i, "Headers");
output(utmp_ary, utmp_i, "UTMP Options");
output(have_ary, have_i, "HAVE_* Defines");
output(with_ary, with_i, "--with Options");
output(misc_ary, misc_i, "Build Options");
##################################################
# add code to display the various type sizes
print " /* Output the sizes of the various types */";
print " output(screen, \"\\nType sizes:\\n\");";
print " output(screen, \" sizeof(char): %u\\n\",sizeof(char));";
print " output(screen, \" sizeof(int): %u\\n\",sizeof(int));";
print " output(screen, \" sizeof(long): %u\\n\",sizeof(long));";
print " output(screen, \" sizeof(uint8): %u\\n\",sizeof(uint8));";
print " output(screen, \" sizeof(uint16): %u\\n\",sizeof(uint16));";
print " output(screen, \" sizeof(uint32): %u\\n\",sizeof(uint32));";
print " output(screen, \" sizeof(short): %u\\n\",sizeof(short));";
print " output(screen, \" sizeof(void*): %u\\n\",sizeof(void*));";
##################################################
# add code to give information about modules
print " output(screen, \"\\nBuiltin modules:\\n\");";
print " output(screen, \" %s\\n\", STRING_STATIC_MODULES);";
print "}";
}
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