331 lines
9.6 KiB
C++
331 lines
9.6 KiB
C++
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/* fte.cpp
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*
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* Copyright (c) 1994-1997, Marko Macek
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*
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* You may distribute under the terms of either the GNU General Public
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* License or the Artistic License, as specified in the README file.
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*
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*/
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#define NEED_LOG_H
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#include "fte.h"
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#if defined(UNIX)
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/* default locations for the configuration files */
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const char *Unix_RCPaths[] = {
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"/usr/local/etc/fte/system.fterc",
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"/etc/fte/system.fterc",
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"/usr/X11R6/lib/X11/fte/system.fterc",
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};
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// variables used by vfte
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uid_t effuid;
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gid_t effgid;
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#endif /* UNIX */
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char ConfigFileName[MAXPATH] = "";
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static void Usage() {
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printf("Usage: " PROGRAM " [-?] [-h] [--help] [-CDHTmlrt] files...\n"
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"Version: " VERSION " " COPYRIGHT "\n"
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" You may distribute under the terms of either the GNU General Public\n"
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" License or the Artistic License, as specified in the README file.\n"
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"\n"
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"Options:\n"
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" -- End of options, only files remain.\n"
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" -+ Next option is file.\n"
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" -? -h --help Display usage.\n"
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" -! Ignore config file, use builtin defaults (also -c).\n"
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" -C[<.cnf>] Use specified configuration file (no arg=builtin).\n"
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#ifdef CONFIG_DESKTOP
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" -D[<.dsk>] Load/Save desktop from <.dsk> file (no arg=disable desktop).\n"
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#endif
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#ifdef CONFIG_HISTORY
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" -H[<.his>] Load/Save history from <.his> file (no arg=disable history).\n"
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#endif
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" -m[<mode>] Override mode for remaining files (no arg=no override).\n"
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" -l<line>[,<col>] Go to line (and column) in next file.\n"
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" -r Open next file as read-only.\n"
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#ifdef CONFIG_TAGS
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" -T[<tagfile>] Load tags file at startup.\n"
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" -t<tag> Locate specified tag.\n"
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#endif
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// " -p Load files into already running FTE.\n"
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);
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}
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#ifndef UNIX
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/*
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* findPathExt() returns a ^ to the suffix in a file name string. If the
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* name contains a suffix, the pointer ^ts to the suffix' dot character,
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* if the name has no suffix the pointer points to the NUL terminator of
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* the file name string.
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* .lib: CBASE.LIB
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*/
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static char *findPathExt(char *filename) {
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char *p, *sps;
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for (p = filename, sps = NULL; *p; p++) {
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if (ISSLASH(*p))
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sps = NULL;
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if (*p == '.')
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sps = p;
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}
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if (sps == NULL)
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sps = p;
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return sps;
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}
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#endif
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#if defined(NT) && defined(MSVC)
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char *getProgramName(char *name) {
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return _pgmptr;
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}
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#endif
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#if defined(OS2) && defined(__EMX__)
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// argv[0] on emx does not contain full path
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#define INCL_DOS
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#include <os2.h>
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char *getProgramName(char *name) {
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char ProgramName[MAXPATH];
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PTIB tib;
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PPIB pib;
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DosGetInfoBlocks(&tib, &pib);
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if (DosQueryModuleName(pib->pib_hmte, sizeof(ProgramName), ProgramName) != 0)
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return name;
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return strdup(ProgramName);
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}
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#endif
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static int GetConfigFileName(int argc, char **argv, char *ConfigFileName) {
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char CfgName[MAXPATH] = "";
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if (ConfigFileName[0] == 0) {
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#if defined(UNIX)
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// ? use ./.fterc if by current user ?
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ExpandPath("~/.fterc", CfgName);
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#elif defined(DOS) || defined(DOSP32)
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strcpy(CfgName, argv[0]);
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strcpy(findPathExt(CfgName), ".cnf");
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#elif defined(OS2) || defined(NT)
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char home[MAXPATH] = "";
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char *ph;
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#if defined(OS2)
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ph = getenv("HOME");
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if (ph) strcpy(home, ph);
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#endif
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#if defined(NT)
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ph = getenv("HOMEDRIVE");
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if (ph) strcpy(home, ph);
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ph = getenv("HOMEPATH");
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if (ph) strcat(home, ph);
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#endif
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if (home[0]) {
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strcpy(CfgName, home);
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Slash(CfgName, 1);
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strcat(CfgName, "fte.cnf");
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}
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if (!home[0] || access(CfgName, 0) != 0) {
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strcpy(CfgName, argv[0]);
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strcpy(findPathExt(CfgName), ".cnf");
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}
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#endif
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strcpy(ConfigFileName, CfgName);
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}
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if (access(ConfigFileName, 0) == 0)
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return 1;
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#if defined(UNIX)
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for (unsigned int i = 0; i < sizeof(Unix_RCPaths)/sizeof(Unix_RCPaths[0]); i++) {
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if (access(Unix_RCPaths[i], 0) == 0) {
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strcpy(ConfigFileName, Unix_RCPaths[i]);
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return 1;
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}
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}
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#endif
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return 0;
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}
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static int CmdLoadConfiguration(int &argc, char **argv) {
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int ign = 0;
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int QuoteAll = 0, QuoteNext = 0;
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int haveConfig = 0;
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int Arg;
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for (Arg = 1; Arg < argc; Arg++) {
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if (!QuoteAll && !QuoteNext && (argv[Arg][0] == '-')) {
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if (argv[Arg][1] == '-') {
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if (strcmp(argv[Arg], "--help") == 0) {
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Usage();
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return 0;
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}
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int debug_clean = strcmp(argv[Arg], "--debugclean") == 0;
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if (debug_clean || strcmp(argv[Arg], "--debug") == 0) {
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#ifndef FTE_NO_LOGGING
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char path[MAXPATH];
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#ifdef UNIX
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ExpandPath("~/.fte", path);
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#else
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JustDirectory(argv[0], path);
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#endif
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Slash(path,1);
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strcat(path, "fte.log");
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if (debug_clean) unlink(path);
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globalLog.SetLogFile(path);
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printf("Trace Log in: %s\n", path);
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#else
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printf("--debug, --debugclean disabled\n");
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#endif
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}
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else
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QuoteAll = 1;
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} else if (argv[Arg][1] == '!') {
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ign = 1;
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} else if (argv[Arg][1] == '+') {
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QuoteNext = 1;
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} else if (argv[Arg][1] == '?' || argv[Arg][1] == 'h') {
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Usage();
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return 0;
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} else if (argv[Arg][1] == 'c' || argv[Arg][1] == 'C') {
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if (argv[Arg][2])
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{
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strcpy(ConfigFileName, argv[Arg] + 2);
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haveConfig = 1;
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}
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else
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ign = 1;
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}
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}
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}
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if (!haveConfig && GetConfigFileName(argc, argv, ConfigFileName) == 0) {
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// should we default to internal
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#ifdef DEFAULT_INTERNAL_CONFIG
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ign = 1;
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#endif
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}
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if (ign) {
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if (UseDefaultConfig() == -1)
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DieError(1, "Error in internal configuration??? FATAL!");
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} else {
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if (LoadConfig(argc, argv, ConfigFileName) == -1)
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DieError(1,
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"Failed to load configuration file '%s'.\n"
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"Use '-C' option.", ConfigFileName);
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}
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for (Arg = 1; Arg < argc; Arg++) {
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if (!QuoteAll && !QuoteNext && (argv[Arg][0] == '-')) {
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if (argv[Arg][1] == '-' && argv[Arg][2] == '\0') {
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QuoteAll = 1;
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} else if (argv[Arg][1] == '+') {
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QuoteNext = 1;
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#ifdef CONFIG_DESKTOP
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} else if (argv[Arg][1] == 'D') {
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ExpandPath(argv[Arg] + 2, DesktopFileName);
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if (IsDirectory(DesktopFileName)) {
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Slash(DesktopFileName, 1);
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strcat(DesktopFileName, DESKTOP_NAME);
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}
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if (DesktopFileName[0] == 0) {
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LoadDesktopOnEntry = 0;
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SaveDesktopOnExit = 0;
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} else {
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LoadDesktopOnEntry = 1;
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}
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#endif
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#ifdef CONFIG_HISTORY
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} else if (argv[Arg][1] == 'H') {
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strcpy(HistoryFileName, argv[Arg] + 2);
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if (HistoryFileName[0] == 0) {
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KeepHistory = 0;
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} else {
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KeepHistory = 1;
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}
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#endif
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}
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} else {
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if (LoadDesktopOnEntry == 2) {
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LoadDesktopOnEntry = 0;
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SaveDesktopOnExit = 0;
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DesktopFileName[0] = 0;
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}
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}
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}
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if (LoadDesktopOnEntry == 2)
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LoadDesktopOnEntry = 1;
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return 1;
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}
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int main(int argc, char **argv) {
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#if defined(_DEBUG) && defined(MSVC) && defined(MSVCDEBUG)
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_CrtSetReportMode( _CRT_WARN, _CRTDBG_MODE_FILE );
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_CrtSetReportFile( _CRT_WARN, _CRTDBG_FILE_STDERR );
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_CrtSetReportMode( _CRT_ERROR, _CRTDBG_MODE_FILE );
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_CrtSetReportFile( _CRT_ERROR, _CRTDBG_FILE_STDERR );
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_CrtSetReportMode( _CRT_ASSERT, _CRTDBG_MODE_FILE );
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_CrtSetReportFile( _CRT_ASSERT, _CRTDBG_FILE_STDERR );
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#endif //_DEBUG && MSVC && MSVCDEBUG
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#if defined(__EMX__) || (defined(NT) && defined(MSVC))
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argv[0] = getProgramName(argv[0]);
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#endif
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#if defined(UNIX) && defined(LINUX)
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// security fix - when we need to be suid to access vcsa
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effuid = geteuid();
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effgid = getegid();
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if (getuid() != effuid)
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seteuid(getuid());
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if (getgid() != effgid)
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setegid(getgid());
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#endif
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if (CmdLoadConfiguration(argc, argv) == 0)
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return 1;
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STARTFUNC("main");
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EGUI *g = new EGUI(argc, argv, ScreenSizeX, ScreenSizeY);
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if (gui == 0 || g == 0)
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DieError(1, "Failed to initialize display\n");
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gui->Run();
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#if defined(OS2) && !defined(DBMALLOC) && defined(CHECKHEAP)
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if (_heapchk() != _HEAPOK)
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DieError(0, "Heap memory is corrupt.");
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#endif
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delete gui;
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gui = 0;
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#if defined(__EMX__)
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free(argv[0]);
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#endif
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#if defined(OS2) && !defined(DBMALLOC) && defined(CHECKHEAP)
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if (_heapchk() != _HEAPOK)
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DieError(0, "Heap memory is corrupt.");
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#endif
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#if defined(_DEBUG) && defined(MSVC) && defined(MSVCDEBUG)
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_CrtSetDbgFlag((_CRTDBG_LEAK_CHECK_DF) | _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG));
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#endif //_DEBUG && MSVC && MSVCDEBUG
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#if defined(__DEBUG_ALLOC__)
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_dump_allocated(64);
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#endif
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ENDFUNCRC(0);
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//return 0;
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}
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