120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
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/* #includes */ /*{{{C}}}*//*{{{*/
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#undef _POSIX_SOURCE
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#define _POSIX_SOURCE 1
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#undef _POSIX_C_SOURCE
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#define _POSIX_C_SOURCE 2
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#include "config.h"
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#include <errno.h>
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#include <fcntl.h>
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#ifdef HAVE_GETTEXT
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#include <libintl.h>
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#define _(String) gettext(String)
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#else
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#define _(String) String
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#ifdef USE_DMALLOC
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#include "dmalloc.h"
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#endif
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#include "getopt.h"
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#include "bas.h"
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/*}}}*/
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#ifdef CONFIG_BUILD_KERNEL
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int main(int argc, FAR char *argv[])
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#else
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int bas_main(int argc, char *argv[])
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#endif
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{
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/* variables */ /*{{{*/
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char *runFile=(char*)0;
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int usage=0,o;
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const char *lp="/dev/null";
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int backslash_colon=0;
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int uppercase=0;
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int restricted=0;
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int lpfd;
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static struct option lopts[]=
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{
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{ "lp", required_argument, 0, 'l' },
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{ "help", no_argument, 0, 'h' },
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{ "restricted", no_argument, 0, 'r' },
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{ "uppercase", no_argument, 0, 'u' },
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{ "backslash-colon", no_argument, 0, 'b' },
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{ "version", no_argument, 0, 'V' },
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#if defined(__STDC__) && __STDC__
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{ (const char*)0, 0, 0, '\0' }
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#else
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{ (char*)0, 0, 0, '\0' }
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#endif
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};
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/*}}}*/
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#ifdef HAVE_GETTEXT
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bindtextdomain("bas",LOCALEDIR);
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textdomain("bas");
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#endif
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/* parse arguments */ /*{{{*/
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while ((o=getopt_long(argc,argv,"+bl:ruVh?",lopts,(int*)0))!=EOF) switch (o)
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{
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case 'b': backslash_colon=1; break;
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case 'l': lp=optarg; break;
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case 'u': uppercase=1; break;
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case 'r': restricted=1; break;
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case 'V': printf("bas %s\n", VERSION); exit(0); break;
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case 'h': usage=2; break;
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default: usage=1; break;
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}
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if (optind<argc) runFile=argv[optind++];
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if (usage==1)
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{
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fputs(_("Usage: bas [-b] [-l file] [-r] [-u] [program [argument ...]]\n"),stderr);
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fputs(_(" bas [--backslash-colon] [--lp file] [--restricted] [--uppercase] [program [argument ...]]\n"),stderr);
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fputs(_(" bas -h|--help\n"),stderr);
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fputs(_(" bas --version\n"),stderr);
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fputs( "\n",stderr);
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fputs(_("Try `bas -h' or `bas --help' for more information.\n"),stderr);
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exit(1);
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}
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if (usage==2)
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{
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fputs(_("Usage: bas [-b] [-l file] [-u] [program [argument ...]]\n"),stdout);
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fputs(_(" bas [--backslash-colon] [--lp file] [--restricted] [--uppercase] [program [argument ...]]\n"),stdout);
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fputs(_(" bas -h|--help\n"),stdout);
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fputs(_(" bas --version\n"),stdout);
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fputs("\n",stdout);
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fputs(_("BASIC interpreter.\n"),stdout);
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fputs("\n",stdout);
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fputs(_("-b, --backslash-colon convert backslashs to colons\n"),stdout);
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fputs(_("-l, --lp write LPRINT output to file\n"),stdout);
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fputs(_("-r, --restricted forbid SHELL\n"),stdout);
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fputs(_("-u, --uppercase output all tokens in uppercase\n"),stdout);
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fputs(_("-h, --help display this help and exit\n"),stdout);
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fputs(_(" --version output version information and exit\n"),stdout);
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fputs("\n",stdout);
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fputs(_("Report bugs to <michael@moria.de>.\n"),stdout);
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exit(0);
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}
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if ((lpfd=open(lp,O_WRONLY|O_CREAT|O_TRUNC,0666))==-1)
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{
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fprintf(stderr,_("bas: Opening `%s' for line printer output failed (%s).\n"),lp,strerror(errno));
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exit(2);
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}
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bas_argc=argc-optind;
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bas_argv=&argv[optind];
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bas_argv0=runFile;
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/*}}}*/
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bas_init(backslash_colon,restricted,uppercase,lpfd);
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if (runFile) bas_runFile(runFile);
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else bas_interpreter();
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bas_exit();
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return(0);
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}
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/*}}}*/
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