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direwolf
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Improve error message.

This commit is contained in:
wb2osz 2023-03-05 15:11:00 +00:00
parent dbb4777ba7
commit 7573f996c4
1 changed files with 11 additions and 6 deletions
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17
src/direwolf.c
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@ -1,7 +1,7 @@
// //
// This file is part of Dire Wolf, an amateur radio packet TNC. // This file is part of Dire Wolf, an amateur radio packet TNC.
// //
// Copyright (C) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019, 2020, 2021 John Langner, WB2OSZ // Copyright (C) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019, 2020, 2021, 2023 John Langner, WB2OSZ
// //
// This program is free software: you can redistribute it and/or modify // 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 // it under the terms of the GNU General Public License as published by
@ -283,6 +283,8 @@ int main (int argc, char *argv[])
/* 1 = normal, 0 = no text colors. */ /* 1 = normal, 0 = no text colors. */
/* 2, 3, ... alternate escape sequences for different terminals. */ /* 2, 3, ... alternate escape sequences for different terminals. */
// FIXME: consider case of no space between t and number.
for (j=1; j<argc-1; j++) { for (j=1; j<argc-1; j++) {
if (strcmp(argv[j], "-t") == 0) { if (strcmp(argv[j], "-t") == 0) {
t_opt = atoi (argv[j+1]); t_opt = atoi (argv[j+1]);
@ -299,7 +301,7 @@ int main (int argc, char *argv[])
text_color_init(t_opt); text_color_init(t_opt);
text_color_set(DW_COLOR_INFO); text_color_set(DW_COLOR_INFO);
//dw_printf ("Dire Wolf version %d.%d (%s) Beta Test 4\n", MAJOR_VERSION, MINOR_VERSION, __DATE__); //dw_printf ("Dire Wolf version %d.%d (%s) Beta Test 4\n", MAJOR_VERSION, MINOR_VERSION, __DATE__);
dw_printf ("Dire Wolf DEVELOPMENT version %d.%d %s (%s)\n", MAJOR_VERSION, MINOR_VERSION, "E", __DATE__); dw_printf ("Dire Wolf DEVELOPMENT version %d.%d %s (%s)\n", MAJOR_VERSION, MINOR_VERSION, "F", __DATE__);
//dw_printf ("Dire Wolf version %d.%d\n", MAJOR_VERSION, MINOR_VERSION); //dw_printf ("Dire Wolf version %d.%d\n", MAJOR_VERSION, MINOR_VERSION);
@ -374,16 +376,19 @@ int main (int argc, char *argv[])
// I've seen many references to people running this as root. // I've seen many references to people running this as root.
// There is no reason to do that. // There is no reason to do that.
// There is for some privileges to access the audio system, GPIO (if needed for PTT), // Ordinary users can access audio, gpio, etc. if they are in the correct groups.
// etc. but ordinary users have those abilities.
// Giving an applications permission to do things it does not need to do // Giving an applications permission to do things it does not need to do
// is a huge security risk. // is a huge security risk.
#ifndef __WIN32__ #ifndef __WIN32__
if (getuid() == 0 || geteuid() == 0) { if (getuid() == 0 || geteuid() == 0) {
text_color_set(DW_COLOR_ERROR); text_color_set(DW_COLOR_ERROR);
dw_printf ("Dire Wolf requires only privileges available to ordinary users.\n"); for (n=0; n<15; n++) {
dw_printf ("Running this as root is an unnecessary security risk.\n"); dw_printf ("\n");
dw_printf ("Dire Wolf requires only privileges available to ordinary users.\n");
dw_printf ("Running this as root is an unnecessary security risk.\n");
SLEEP_SEC(1);
}
} }
#endif #endif