diff --git a/include/system4/ini.h b/include/system4/ini.h
index ee1e804..6726cd7 100644
--- a/include/system4/ini.h
+++ b/include/system4/ini.h
@@ -28,6 +28,7 @@ enum ini_value_type {
 	INI_STRING,
 	INI_LIST,
 	_INI_LIST_ENTRY,
+	INI_FORMATION,
 
 	INI_NR_TYPES
 };
@@ -37,14 +38,21 @@ struct ini_value {
 	union {
 		int i;
 		struct string *s;
+		// list
 		struct {
 			size_t list_size;
 			struct ini_value *list;
 		};
+		// list item
 		struct {
 			size_t _list_pos;
 			struct ini_value *_list_value;
 		};
+		// formation
+		struct {
+			size_t nr_entries;
+			struct ini_entry *entries;
+		};
 	};
 };
 
diff --git a/include/system4/string.h b/include/system4/string.h
index de19cdf..d37d9bd 100644
--- a/include/system4/string.h
+++ b/include/system4/string.h
@@ -62,5 +62,6 @@ void string_set_char(struct string **s, int i, unsigned int c);
 // C strings
 int int_to_cstr(char *buf, size_t size, int v, int figures, bool zero_pad, bool zenkaku);
 int float_to_cstr(char *buf, size_t size, float v, int figures, bool zero_pad, int precision, bool zenkaku);
+struct string *cstr_to_string(const char *str);
 
 #endif
diff --git a/src/ini.c b/src/ini.c
index dc3b566..9661f2c 100644
--- a/src/ini.c
+++ b/src/ini.c
@@ -121,6 +121,12 @@ static void ini_free_value(struct ini_value *value)
 		ini_free_value(value->_list_value);
 		free(value->_list_value);
 		break;
+	case INI_FORMATION:
+		for (size_t i = 0; i < value->nr_entries; i++) {
+			ini_free_entry(&value->entries[i]);
+		}
+		free(value->entries);
+		break;
 	default: break;
 	}
 }
diff --git a/src/ini_lexer.l b/src/ini_lexer.l
index 5979f4c..71ebd9e 100644
--- a/src/ini_lexer.l
+++ b/src/ini_lexer.l
@@ -38,6 +38,7 @@ unsigned long yini_line = 1;
 
 %%
 
+\/\/[^\n]*\n              yini_line++;
 [ \t\r]                   ;
 \n                        yini_line++;
 ;[^\n]*\n                 yini_line++;
@@ -49,6 +50,7 @@ unsigned long yini_line = 1;
 ,                         return ',';
 true                      return TRUE;
 false                     return FALSE;
+Formation                 return FORMATION;
 [0-9]+                    yini_lval.i = atoi(yini_text); return INTEGER;
 [a-zA-Z]+[a-zA-Z0-9]*     yini_lval.s = make_string(yini_text, yini_leng); return IDENTIFIER;
 
@@ -64,15 +66,7 @@ false                     return FALSE;
 
     \n   ERROR("Unterminated string literal at line %lu", yini_line);
 
-    \\n  *string_buf_ptr++ = '\n';
-    \\t  *string_buf_ptr++ = '\t';
-    \\r  *string_buf_ptr++ = '\r';
-    \\b  *string_buf_ptr++ = '\b';
-    \\f  *string_buf_ptr++ = '\f';
-
-    \\(.|\n)  *string_buf_ptr++ = yini_text[1];
-
-    [^\\\n\"]+ {
+    [^\n\"]+ {
         char *yptr = yini_text;
         while (*yptr)
             *string_buf_ptr++ = *yptr++;
diff --git a/src/ini_parser.y b/src/ini_parser.y
index e6b0beb..1ec0477 100644
--- a/src/ini_parser.y
+++ b/src/ini_parser.y
@@ -43,6 +43,8 @@ static void push_entry(entry_list *ini, struct ini_entry *entry)
 
 static struct ini_value make_list(value_list *values)
 {
+    if (!values)
+	return ini_make_list(NULL, 0);
     struct ini_value *vals = kv_data(*values);
     size_t nr_vals = kv_size(*values);
     free(values);
@@ -74,9 +76,25 @@ static struct ini_entry *make_list_assign(struct string *name, int i, struct ini
     return ini_make_entry(name, wrapper);
 }
 
+static struct ini_entry *make_formation(struct string *name, entry_list *entries)
+{
+    struct ini_value wrapper = {
+	.type = INI_FORMATION,
+	.nr_entries = kv_size(*entries),
+	.entries = xcalloc(kv_size(*entries), sizeof(struct ini_entry)),
+    };
+    for (size_t i = 0; i < wrapper.nr_entries; i++) {
+	wrapper.entries[i] = *kv_A(*entries, i);
+	free(kv_A(*entries, i));
+    }
+    kv_destroy(*entries);
+    free(entries);
+    return ini_make_entry(name, wrapper);
+}
+
 %}
 
-%token	<token>		TRUE FALSE
+%token	<token>		TRUE FALSE FORMATION
 %token	<i>		INTEGER
 %token	<s>		STRING IDENTIFIER
 
@@ -99,12 +117,14 @@ entries	:	entry         { $$ = make_ini(); push_entry($$, $1); }
 
 entry	:	IDENTIFIER                 '=' value { $$ = ini_make_entry($1, $3); }
 	|	IDENTIFIER '[' INTEGER ']' '=' value { $$ = make_list_assign($1, $3, $6); }
+	|	FORMATION STRING '{' entries '}'     { $$ = make_formation($2, $4); }
 	;
 
 value	:	INTEGER          { $$ = ini_make_integer($1); }
 	|	TRUE             { $$ = ini_make_boolean(true); }
 	|	FALSE            { $$ = ini_make_boolean(false); }
 	|	STRING           { $$ = ini_make_string($1); }
+	|	'{' '}'          { $$ = make_list(NULL); }
 	|	'{' list '}'     { $$ = make_list($2); }
 	|	'{' list ',' '}' { $$ = make_list($2); }
 	;
diff --git a/src/meson.build b/src/meson.build
index 3e7e637..49f251c 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -12,6 +12,7 @@ system4 = ['afa.c',
            'flat.c',
            'fnl.c',
            'hashtable.c',
+            'ini.c',
            'instructions.c',
            'pms.c',
            'qnt.c',
@@ -30,7 +31,6 @@ xsystem4 = ['audio.c',
             'fnl_render.c',
             'format.c',
             'heap.c',
-            'ini.c',
             'input.c',
             'page.c',
             'resume.c',
@@ -75,8 +75,8 @@ bisongen = generator(bison,
                      output: ['@BASENAME@.tab.c', '@BASENAME@.tab.h'],
                      arguments : ['@INPUT@', '--defines=@OUTPUT1@', '--output=@OUTPUT0@'])
 
-xsystem4 += flexgen.process('ini_lexer.l')
-xsystem4 += bisongen.process('ini_parser.y')
+system4 += flexgen.process('ini_lexer.l')
+system4 += bisongen.process('ini_parser.y')
 
 libsys4 = static_library('sys4', system4,
                          dependencies : [libm, zlib, tj, webp, png],
diff --git a/src/string.c b/src/string.c
index 9b5b863..5092835 100644
--- a/src/string.c
+++ b/src/string.c
@@ -54,6 +54,11 @@ struct string *make_string(const char *str, unsigned int len)
 	return s;
 }
 
+struct string *cstr_to_string(const char *str)
+{
+	return make_string(str, strlen(str));
+}
+
 struct string *string_ref(struct string *s)
 {
 	s->cow = 1;
diff --git a/src/tools/ainedit/ainedit.c b/src/tools/ainedit/ainedit.c
index 2d15a01..b5c7c85 100644
--- a/src/tools/ainedit/ainedit.c
+++ b/src/tools/ainedit/ainedit.c
@@ -32,6 +32,7 @@ static void usage(void)
 	puts("    Edit AIN files.");
 	puts("");
 	puts("    -h, --help                     Display this message and exit");
+	puts("    -p, --project <pje-file>       Build AIN from project file");
 	puts("    -c, --code <jam-file>          Update the CODE section (assemble .jam file)");
 	puts("        --jaf <jaf-file>           Update AIN file from JAF source code");
 	puts("    -j, --json <json-file>         Update AIN file from JSON data");
@@ -44,13 +45,13 @@ static void usage(void)
 	puts("        --ain-encoding <enc>       Specify the text encoding of the input AIN file");
 	puts("        --ain-version <version>    Specify the AIN version (when creating a new AIN file)");
 	puts("        --silent                   Don't write messages to stdout");
-	//puts("    -p,--project <pje-file>      Build AIN from project file");
 }
 
 extern int text_parse(void);
 
 enum {
 	LOPT_HELP = 256,
+	LOPT_PROJECT,
 	LOPT_CODE,
 	LOPT_JAF,
 	LOPT_JSON,
@@ -92,6 +93,7 @@ int main(int argc, char *argv[])
 	initialize_instructions();
 	struct ain *ain;
 	int err = AIN_SUCCESS;
+	const char *project_file = NULL;
 	const char *code_file = NULL;
 	unsigned nr_jaf_files = 0;
 	const char **jaf_files = NULL;
@@ -107,6 +109,7 @@ int main(int argc, char *argv[])
 	while (1) {
 		static struct option long_options[] = {
 			{ "help",            no_argument,       0, LOPT_HELP },
+			{ "project",         required_argument, 0, LOPT_PROJECT },
 			{ "code",            required_argument, 0, LOPT_CODE },
 			{ "jaf",             required_argument, 0, LOPT_JAF },
 			{ "json",            required_argument, 0, LOPT_JSON },
@@ -123,7 +126,7 @@ int main(int argc, char *argv[])
 		int option_index = 0;
 		int c;
 
-		c = getopt_long(argc, argv, "hc:j:t:o:", long_options, &option_index);
+		c = getopt_long(argc, argv, "hp:c:j:t:o:", long_options, &option_index);
 		if (c == -1)
 			break;
 
@@ -132,6 +135,10 @@ int main(int argc, char *argv[])
 		case LOPT_HELP:
 			usage();
 			return 0;
+		case 'p':
+		case LOPT_PROJECT:
+			project_file = optarg;
+			break;
 		case 'c':
 		case LOPT_CODE:
 			code_file = optarg;
@@ -190,11 +197,6 @@ int main(int argc, char *argv[])
 		ERROR("Too many arguments.");
 	}
 
-	if (!output_file) {
-		usage();
-		ERROR("No output file given");
-	}
-
 	if ((ain_conv = iconv_open(output_encoding, input_encoding)) == (iconv_t)-1) {
 		ERROR("iconv_open: %s", strerror(errno));
 	}
@@ -205,6 +207,15 @@ int main(int argc, char *argv[])
 		ERROR("iconv_open: %s", strerror(errno));
 	}
 
+	if (project_file) {
+		pje_build(project_file, ain_version);
+		return 0;
+	}
+
+	if (!output_file) {
+		output_file = "out.ain";
+	}
+
 	if (!argc) {
 		ain = ain_new(ain_version);
 	} else {
diff --git a/src/tools/ainedit/ainedit.h b/src/tools/ainedit/ainedit.h
index e6f6a66..a5c3226 100644
--- a/src/tools/ainedit/ainedit.h
+++ b/src/tools/ainedit/ainedit.h
@@ -66,6 +66,9 @@ enum asm_pseudo_opcode {
 
 const struct instruction asm_pseudo_ops[NR_PSEUDO_OPS - PSEUDO_OP_OFFSET];
 
+// pje.c
+void pje_build(const char *path, int ain_version);
+
 // asm.c
 void asm_assemble_jam(const char *filename, struct ain *ain, uint32_t flags);
 const struct instruction *asm_get_instruction(const char *name);
diff --git a/src/tools/ainedit/jaf_parser.y b/src/tools/ainedit/jaf_parser.y
index 1922b35..8523ff1 100644
--- a/src/tools/ainedit/jaf_parser.y
+++ b/src/tools/ainedit/jaf_parser.y
@@ -530,6 +530,7 @@ function_definition
 function_declarator
 	: IDENTIFIER '(' parameter_list ')' { $$ = jaf_function_declarator($1, $3); }
 	| IDENTIFIER '(' ')'                { $$ = jaf_function_declarator($1, NULL); }
+	| IDENTIFIER '(' VOID ')'           { $$ = jaf_function_declarator($1, NULL); }
 	;
 
 parameter_list
diff --git a/src/tools/ainedit/meson.build b/src/tools/ainedit/meson.build
index 471d3db..e31c6d0 100644
--- a/src/tools/ainedit/meson.build
+++ b/src/tools/ainedit/meson.build
@@ -9,6 +9,7 @@ ainedit = ['../../cJSON.c',
            'jaf_static_analysis.c',
            'jaf_types.c',
            'json.c',
+           'pje.c',
            'repack.c',
            'text.c',
            'transcode.c',
diff --git a/src/tools/ainedit/pje.c b/src/tools/ainedit/pje.c
new file mode 100644
index 0000000..21ad565
--- /dev/null
+++ b/src/tools/ainedit/pje.c
@@ -0,0 +1,381 @@
+/* Copyright (C) 2019 Nunuhara Cabbage <nunuhara@haniwa.technology>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <libgen.h>
+#include "file.h"
+#include "system4.h"
+#include "system4/ain.h"
+#include "system4/ini.h"
+#include "system4/string.h"
+#include "ainedit.h"
+#include "jaf.h"
+
+struct pje_formation {
+	struct string *name;
+	unsigned nr_defines;
+	struct string **defines;
+};
+
+struct string_list {
+	unsigned n;
+	struct string **items;
+};
+
+struct pje_config {
+	struct string *project_name;
+	struct string *code_name;
+	int game_version;
+	struct string *source_dir;
+	struct string *hll_dir;
+	struct string *obj_dir;
+	struct string *output_dir;
+	unsigned nr_formations;
+	struct pje_formation *formations;
+	struct string_list system_source;
+	struct string_list source;
+	struct string *mod_ain;
+	struct string *mod_text;
+};
+
+struct inc_config {
+	struct string_list system_source;
+	struct string_list source;
+	struct string_list copy_to_run;
+	struct string_list copy_to_dll;
+	struct string_list copy_to_dp;
+	struct string_list load_dll;
+};
+
+struct build_job {
+	struct string_list system_source;
+	struct string_list source;
+	struct string_list headers;
+};
+
+static void string_list_append(struct string_list *list, struct string *str)
+{
+	list->items = xrealloc_array(list->items, list->n, list->n+1, sizeof(struct string*));
+	list->items[list->n++] = str;
+}
+
+static void free_string_list(struct string_list *list)
+{
+	for (unsigned i = 0; i < list->n; i++) {
+		free_string(list->items[i]);
+	}
+	free(list->items);
+}
+
+static struct string *directory_name(const char *path)
+{
+	char *tmp = strdup(path);
+	char *dir = dirname(tmp);
+	struct string *r = make_string(dir, strlen(dir));
+	free(tmp);
+	return r;
+}
+
+static struct string *directory_file(struct string *dir, struct string *file)
+{
+	char tmp[1024];
+	if (dir->size + file->size + 2 >= 1024)
+		ERROR("path too long");
+
+	memcpy(tmp, dir->text, dir->size);
+	tmp[dir->size] = '/';
+	memcpy(tmp+dir->size+1, file->text, file->size);
+	tmp[dir->size+file->size+1] = '\0';
+
+	for (int i = dir->size+1; i < dir->size + file->size + 1; i++) {
+		if (tmp[i] == '\\')
+			tmp[i] = '/';
+	}
+
+	return make_string(tmp, dir->size+file->size+1);
+}
+
+static struct string *pje_string(struct ini_entry *entry)
+{
+	if (entry->value.type != INI_STRING)
+		ERROR("Invalid value for '%s': not a string", entry->name->text);
+	return string_dup(entry->value.s);
+}
+
+static int pje_integer(struct ini_entry *entry)
+{
+	if (entry->value.type != INI_INTEGER)
+		ERROR("Invalid value for '%s': not an integer", entry->name->text);
+	return entry->value.i;
+}
+
+static void pje_string_list(struct ini_entry *entry, struct string_list *out)
+{
+	if (entry->value.type != INI_LIST)
+		ERROR("Invalid value for '%s': not a list", entry->name->text);
+
+	out->n = entry->value.list_size;
+	out->items = xcalloc(entry->value.list_size, sizeof(struct string*));
+
+	for (unsigned i = 0; i < out->n; i++) {
+		if (entry->value.list[i].type != INI_STRING)
+			ERROR("Invalid value in '%s': not a string", entry->name->text);
+		out->items[i] = string_dup(entry->value.list[i].s);
+	}
+}
+
+static void pje_parse(const char *path, struct pje_config *config)
+{
+	size_t ini_size;
+	struct ini_entry *ini = ini_parse(path, &ini_size);
+
+	for (size_t i = 0; i < ini_size; i++) {
+		if (!strcmp(ini[i].name->text, "ProjectName")) {
+			config->project_name = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "CodeName")) {
+			config->code_name = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "GameVersion")) {
+			config->game_version = pje_integer(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "SourceDir")) {
+			config->source_dir = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "HLLDir")) {
+			config->hll_dir = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "ObjDir")) {
+			config->obj_dir = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "OutputDir")) {
+			config->output_dir = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "SystemSource")) {
+			pje_string_list(&ini[i], &config->system_source);
+		} else if (!strcmp(ini[i].name->text, "Source")) {
+			pje_string_list(&ini[i], &config->source);
+		} else if (!strcmp(ini[i].name->text, "HLL")) {
+			WARNING("HLL renaming not supported");
+		} else if (!strcmp(ini[i].name->text, "SyncFolder")) {
+			WARNING("SyncFolder not supported");
+		} else if (!strcmp(ini[i].name->text, "SyncLock")) {
+			WARNING("SyncLock not supported");
+		} else if (!strcmp(ini[i].name->text, "ModAin")) {
+			config->mod_ain = pje_string(&ini[i]);
+		} else if (!strcmp(ini[i].name->text, "ModText")) {
+			config->mod_text = pje_string(&ini[i]);
+		} else if (ini[i].value.type == INI_FORMATION) {
+			WARNING("Formations not supported");
+		} else {
+			ERROR("Unhandled pje variable: %s", ini[i].name->text);
+		}
+		ini_free_entry(&ini[i]);
+	}
+	free(ini);
+
+	// defaults
+	if (!config->project_name)
+		config->project_name = cstr_to_string("UntitledProject");
+	if (!config->code_name)
+		config->code_name = cstr_to_string("out.ain");
+	if (!config->source_dir)
+		config->source_dir = cstr_to_string("source");
+	if (!config->hll_dir)
+		config->hll_dir = cstr_to_string("hll");
+	if (!config->obj_dir)
+		config->obj_dir = cstr_to_string("obj");
+	if (!config->output_dir)
+		config->output_dir = cstr_to_string("run");
+}
+
+static void pje_parse_inc(const char *path, struct inc_config *config)
+{
+	size_t ini_size;
+	struct ini_entry *ini = ini_parse(path, &ini_size);
+
+	for (size_t i = 0; i < ini_size; i++) {
+		if (!strcmp(ini[i].name->text, "Source")) {
+			pje_string_list(&ini[i], &config->source);
+		} else if (!strcmp(ini[i].name->text, "SystemSource")) {
+			pje_string_list(&ini[i], &config->system_source);
+		} else if (!strcmp(ini[i].name->text, "CopyToRun")) {
+			pje_string_list(&ini[i], &config->copy_to_run);
+		} else if (!strcmp(ini[i].name->text, "CopyToDLL")) {
+			pje_string_list(&ini[i], &config->copy_to_dll);
+		} else if (!strcmp(ini[i].name->text, "CopyToDP")) {
+			pje_string_list(&ini[i], &config->copy_to_dp);
+		} else if (!strcmp(ini[i].name->text, "LoadDLL")) {
+			pje_string_list(&ini[i], &config->load_dll);
+		} else {
+			ERROR("Unhandled variable in file '%s': %s", path, ini[i].name->text);
+		}
+		ini_free_entry(&ini[i]);
+	}
+	free(ini);
+}
+
+static void pje_free_inc(struct inc_config *config)
+{
+	free_string_list(&config->system_source);
+	free_string_list(&config->source);
+	free_string_list(&config->copy_to_run);
+	free_string_list(&config->copy_to_dll);
+	free_string_list(&config->copy_to_dp);
+	free_string_list(&config->load_dll);
+}
+
+static const char *extname(const char *s)
+{
+	const char *e = strrchr(s, '.');
+	return e ? e+1 : NULL;
+}
+
+static void pje_read_source(struct build_job *job, struct string *dir, struct string_list *source, bool system);
+
+static void pje_read_inc(struct build_job *job, struct string *dir, struct string *inc)
+{
+	struct inc_config config = {0};
+	struct string *file = directory_file(dir, inc);
+	struct string *file_dir = directory_name(file->text);
+	pje_parse_inc(file->text, &config);
+
+	pje_read_source(job, file_dir, &config.system_source, true);
+	pje_read_source(job, file_dir, &config.source, false);
+
+	pje_free_inc(&config);
+	free_string(file);
+	free_string(file_dir);
+}
+
+static void pje_read_source(struct build_job *job, struct string *dir, struct string_list *source, bool system)
+{
+	for (unsigned i = 0; i < source->n; i++) {
+		const char *ext = extname(source->items[i]->text);
+		if (!strcmp(ext, "inc")) {
+			pje_read_inc(job, dir, source->items[i]);
+		} else if (!strcmp(ext, "jaf")) {
+			string_list_append(system ? &job->system_source : &job->source, directory_file(dir, source->items[i]));
+		} else if (!strcmp(ext, "hll")) {
+			if (i+1 >= source->n)
+				ERROR("Missing HLL name in source list: %s", source->items[i]->text);
+			if (strchr(source->items[i+1]->text, '.'))
+				ERROR("HLL name contains '.': %s", source->items[i+1]->text);
+			string_list_append(&job->headers, directory_file(dir, source->items[i]));
+			string_list_append(&job->headers, directory_file(dir, source->items[i+1]));
+			i++;
+		} else {
+			ERROR("Unhandled file extension in source list: '%s'", ext);
+		}
+	}
+}
+
+static void pje_free(struct pje_config *config)
+{
+	if (config->project_name)
+		free_string(config->project_name);
+	if (config->code_name)
+		free_string(config->code_name);
+	if (config->source_dir)
+		free_string(config->source_dir);
+	if (config->hll_dir)
+		free_string(config->hll_dir);
+	if (config->obj_dir)
+		free_string(config->obj_dir);
+	if (config->output_dir)
+		free_string(config->output_dir);
+	free_string_list(&config->system_source);
+	free_string_list(&config->source);
+}
+
+static void build_job_free(struct build_job *job)
+{
+	free_string_list(&job->system_source);
+	free_string_list(&job->source);
+	free_string_list(&job->headers);
+}
+
+void pje_build(const char *path, int ain_version)
+{
+	struct build_job job = {0};
+	struct pje_config config = {0};
+	pje_parse(path, &config);
+
+	struct string *pje_dir = directory_name(path);
+	struct string *src_dir = directory_file(pje_dir, config.source_dir);
+	struct string *out_dir = directory_file(pje_dir, config.output_dir);
+	if (mkdir_p(out_dir->text)) {
+		ERROR("Creating output directory '%s': %s", out_dir->text, strerror(errno));
+	}
+
+	// collect source file names
+	pje_read_source(&job, src_dir, &config.system_source, true);
+	pje_read_source(&job, src_dir, &config.source, false);
+
+	// TODO: parse hll files
+	for (unsigned i = 0; i < job.headers.n; i++) {
+		WARNING("Ignoring header: %s", job.headers.items[i]->text);
+	}
+
+	// consolidate files into list
+	// TODO: It's unclear from the docs if ALL SystemSource files should be compiled
+	//       before ALL Source files. This becomes an issue if .inc files are used
+        //       which contain both SystemSource and Source lists. E.g., should
+	//       SystemSource files included from the top-level Source list be compiled
+	//       before Source files included from the top-level SystemSource list?
+	//       This needs to be confirmed before implementing global constructors.
+	unsigned nr_source_files = job.system_source.n + job.source.n;
+	const char **source_files = xcalloc(nr_source_files, sizeof(const char*));
+	for (unsigned i = 0; i < job.system_source.n; i++) {
+		source_files[i] = job.system_source.items[i]->text;
+	}
+	for (unsigned i = 0; i < job.source.n; i++) {
+		source_files[job.system_source.n + i] = job.source.items[i]->text;
+	}
+
+	// open/create ain object
+	struct ain *ain;
+	if (config.mod_ain) {
+		int err;
+		struct string *mod_ain = directory_file(pje_dir, config.mod_ain);
+		if (!(ain = ain_open(mod_ain->text, &err))) {
+			ERROR("Failed to open ain file: %s", ain_strerror);
+		}
+		free_string(mod_ain);
+	} else {
+		ain = ain_new(ain_version);
+	}
+
+	// apply text substitution, if ModText given
+	if (config.mod_text) {
+		struct string *mod_text = directory_file(pje_dir, config.mod_text);
+		read_text(mod_text->text, ain);
+		free_string(mod_text);
+	}
+
+	// build
+	jaf_build(ain, source_files, nr_source_files);
+
+	// write to disk
+	NOTICE("Writing AIN file...");
+	struct string *output_file = directory_file(out_dir, config.code_name);
+	ain_write(output_file->text, ain);
+
+	free_string(pje_dir);
+	free_string(src_dir);
+	free_string(out_dir);
+	free_string(output_file);
+	free(source_files);
+	build_job_free(&job);
+	pje_free(&config);
+	ain_free(ain);
+}
diff --git a/src/tools/ainedit/test/local-ref-int.jaf b/src/tools/ainedit/test/local-ref-int.jaf
index 4135c2a..1e9fc49 100644
--- a/src/tools/ainedit/test/local-ref-int.jaf
+++ b/src/tools/ainedit/test/local-ref-int.jaf
@@ -3,6 +3,6 @@ int main()
 	int a;
 	ref int ra = a;
 	ref int rb = ra;
-	ra = 1;
+	rb = 1;
 	return !(a == 1);
 }