src: move console files into a subdir; NFC

src/console/c_init.cpp

@@ -0,0 +1,141 @@
+/* c_init.cpp --
+
+   This file is part of the UPX executable compressor.
+
+   Copyright (C) 1996-2023 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2023 Laszlo Molnar
+   All Rights Reserved.
+
+   UPX and the UCL library are free software; you can redistribute them
+   and/or modify them 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; see the file COPYING.
+   If not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+   Markus F.X.J. Oberhumer              Laszlo Molnar
+   <markus@oberhumer.com>               <ezerotven+github@gmail.com>
+ */
+
+#include "../conf.h"
+
+FILE *con_term = nullptr;
+
+#if (USE_CONSOLE)
+
+/*************************************************************************
+//
+**************************************************************************/
+
+static console_t *const me = &console_init;
+console_t *con = &console_init;
+
+int con_mode = CON_INIT;
+
+static void try_init(console_t *c, FILE *f) {
+    int k;
+
+    assert(c);
+    assert(c->init);
+    k = c->init(f, opt->console, con_mode);
+    if (k == CON_INIT)
+        return;
+#if 0
+    if (con_mode != CON_INIT && opt->console != CON_INIT)
+        if (k != opt->console)
+            return;
+#endif
+    if (k > con_mode) {
+        con_mode = k;
+        con = c;
+        con->init = nullptr;
+        if (!con->set_fg)
+            con->set_fg = console_none.set_fg;
+        if (!con->print0)
+            con->print0 = console_none.print0;
+        if (!con->intro)
+            con->intro = console_none.intro;
+    }
+}
+
+static int do_init(FILE *f) {
+    assert(con_mode == CON_INIT);
+
+    try_init(&console_none, f);
+    assert(con != me);
+    assert(con == &console_none);
+    if (opt->console == CON_NONE || opt->to_stdout)
+        return con_mode;
+    try_init(&console_file, f);
+    if (!acc_isatty(STDIN_FILENO) || !acc_isatty(STDOUT_FILENO) || !acc_isatty(STDERR_FILENO))
+        return con_mode;
+
+#if (USE_ANSI)
+    try_init(&console_ansi_mono, f);
+    try_init(&console_ansi_color, f);
+#endif
+#if (USE_SCREEN)
+    try_init(&console_screen, f);
+#endif
+#if (USE_AALIB)
+    try_init(&console_aalib, f);
+#endif
+
+    return con_mode;
+}
+
+/*************************************************************************
+//
+**************************************************************************/
+
+static int init(FILE *f, int o, int now) {
+    if (con != me)
+        return con_mode;
+    assert(o == -1);
+    assert(now == -1);
+    UNUSED(o);
+    UNUSED(now);
+    return do_init(f);
+}
+
+static int set_fg(FILE *f, int fg) {
+    if (con == me)
+        init(f, -1, -1);
+    assert(con != me);
+    return con->set_fg(f, fg);
+}
+
+static bool intro(FILE *f) {
+    if (con == me)
+        init(f, -1, -1);
+    assert(con != me);
+    return con->intro(f);
+}
+
+console_t console_init = {init, set_fg, nullptr, intro};
+
+void con_fprintf(FILE *f, const char *format, ...) {
+    va_list args;
+    char buf[80 * 25];
+
+    va_start(args, format);
+    upx_safe_vsnprintf(buf, sizeof(buf), format, args);
+    va_end(args);
+
+    if (con == me)
+        init(f, -1, -1);
+    assert(con != me);
+    con->print0(f, buf);
+}
+
+#endif /* USE_CONSOLE */
+
+/* vim:set ts=4 sw=4 et: */