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- /* _main.c Copyright (C) 1985 Lattice, Inc. */
-
- /**
- | The code that opens a window associated with the input/output
- | streams when the program is called from the Workbench has been
- | deleted. Obviously writing something to stdout/stderr means
- | to call for the guru...
- **/
-
- #include <stdio.h>
- #include <fcntl.h>
- #include <ios1.h>
- #include <string.h>
- #include <stdlib.h>
- #include <workbench/startup.h>
- #include <libraries/dos.h>
- #include <libraries/dosextens.h>
- #include <proto/dos.h>
- #include <proto/exec.h>
-
- #define MAXARG 32
- #define QUOTE '"'
- #define ESCAPE '*'
- #define ESC '\027'
- #define NL '\n'
-
- #define isspace(c) ((c == ' ')||(c == '\t') || (c == '\n'))
-
- extern int _fmode,_iomode;
-
- extern struct UFB _ufbs[];
- static int argc; /* arg count */
- static char **targv, *argv[MAXARG]; /* arg pointers */
- static void badarg(char *program);
-
- extern struct WBStartup *WBenchMsg;
-
- /**
- *
- * name _main - process command line, open files, and call "main"
- *
- * synopsis _main(line);
- * char *line; ptr to command line that caused execution
- *
- * description This function performs the standard pre-processing for
- * the main module of a C program. It accepts a command
- * line of the form
- *
- * pgmname arg1 arg2 ...
- *
- * and builds a list of pointers to each argument. The first
- * pointer is to the program name. For some environments, the
- * standard I/O files are also opened, using file names that
- * were set up by the OS interface module XCMAIN.
- *
- **/
-
- void _main(line)
- register char *line;
- {
- register char **pargv;
- register int x;
- char *argbuf;
-
- /*
- *
- * Build argument pointer list
- *
- */
-
- while (argc < MAXARG) {
- while (isspace(*line)) line++;
- if (*line == '\0') break;
- pargv = &argv[argc++];
- if (*line == QUOTE) {
- argbuf = *pargv = ++line; /* ptr inside quoted string */
- while (*line != QUOTE) {
- if (*line == ESCAPE) {
- line++;
- switch (*line) {
- case 'E':
- *argbuf++ = ESC;
- break;
- case 'N':
- *argbuf++ = NL;
- break;
- default:
- *argbuf++ = *line;
- }
- line++;
- } else {
- *argbuf++ = *line++;
- }
- }
- line++;
- *argbuf = '\0'; /* terminate arg */
- } else {
- *pargv = line;
- while ((*line != '\0') && (!isspace(*line))) line++;
- if (*line == '\0') break;
- else *line++ = '\0'; /* terminate arg */
- }
- } /* while */
- targv = (argc == 0) ? (char **)WBenchMsg : (char **)&argv[0];
-
- /*
- *
- * Open standard files
- *
- */
-
- if (argc == 0) {
- } else {
- _ufbs[0].ufbfh = Input();
- _ufbs[1].ufbfh = Output();
- _ufbs[2].ufbfh = Open("*", MODE_OLDFILE);
- x = UFB_NC;
-
- _ufbs[0].ufbflg |= UFB_RA | O_RAW | x;
- _ufbs[1].ufbflg |= UFB_WA | O_RAW | x;
- _ufbs[2].ufbflg |= UFB_RA | UFB_WA | O_RAW;
-
- x = (_fmode) ? 0 : _IOXLAT;
- stdin->_file = 0;
- stdin->_flag = _IOREAD | x;
- stdout->_file = 1;
- stdout->_flag = _IOWRT | x;
- stderr->_file = 2;
- stderr->_flag = _IORW | x;
- }
-
- main(argc,targv); /* call main function */
- _exit(0);
- }
-