First commandline argument parsing with libargtable2.
This commit is contained in:
Kai Lauterbach
parent
a6c2b59287
commit
25cb6c8c48
1 changed files with 90 additions and 33 deletions
123
client/clcc.c
123
client/clcc.c
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@ -23,67 +23,124 @@
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// External functions to control the ledcube.
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extern void lc_setFrame(unsigned long);
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extern void lc_setMode(int);
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extern int lc_saveFrame(unsigned long, int, int);
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extern int lc_saveFrame(unsigned long, int, int);
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extern void lc_init(void);
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extern void lc_close(void);
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int main(int argc, char **argv)
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{
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// parameter structures
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struct arg_lit *param_stop = arg_lit0("p", "stop", "stop animation");
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struct arg_lit *param_single = arg_lit0("i", "single", "single animation");
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struct arg_lit *param_loop = arg_lit0("l", "loop", "loop animation");
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struct arg_int *param_frame = arg_int0("m", "frame", "<n>", "frame data");
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struct arg_int *param_pos = arg_int0("o", "pos", "<n>", "frame pos in eeprom");
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struct arg_int *param_delay = arg_int0("y", "delay", "<n>", "frame delay in eeprom");
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struct arg_lit *param_save = arg_lit0("s", "save", "save one frame to the EEPROM");
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//struct arg_lit *param_tty = arg_lit0("t", "terminal", "terminal mode");
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//struct arg_lit *param_daemon = arg_lit0("d", "daemon", "daemon mode");
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struct arg_lit *param_help = arg_lit0("h", "help", "show help");
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struct arg_file *param_file = arg_filen("f", "ihex-file","<file>", 0, 1, "iHex input file to write to the EEPROM");
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struct arg_end *param_end = arg_end(20);
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// default parameter
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param_frame->ival[0] = 0x00000000;
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param_pos->ival[0] = 0;
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param_delay->ival[0] = 1;
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// argtable array
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void *argtable[] = {
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param_stop,
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param_single,
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param_loop,
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param_frame,
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param_pos,
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param_delay,
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param_save,
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param_file,
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//param_tty,
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//param_daemon,
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param_help,
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param_end
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};
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// parse the commandline arguments
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int nerrors = arg_parse(argc,argv,argtable);
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if (arg_nullcheck(argtable) != 0)
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{
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printf("error: insufficient memory\n");
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arg_freetable(argtable,sizeof(argtable)/sizeof(argtable[0]));
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return 0;
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}
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if (nerrors == 0 && param_help->count > 0)
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{
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printf("Usage: ./clcc <OPTIONS>\n");
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arg_print_glossary(stdout, argtable, "\t%-25s %s\n");
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arg_freetable(argtable,sizeof(argtable)/sizeof(argtable[0]));
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return 0;
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}
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// parsing failed or to less parameter given
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if (nerrors > 0
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|| argc < 2
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|| (param_save->count > 0 && (param_pos->count == 0 || param_delay->count == 0 || param_frame->count == 0))
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)
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{
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arg_print_errors(stdout,param_end,"clcc");
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printf("\nUsage: ./clcc <OPTIONS>\n");
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arg_print_syntaxv(stdout,argtable,"\n");
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arg_freetable(argtable,sizeof(argtable)/sizeof(argtable[0]));
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return -1;
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}
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lc_init();
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if (argc == 2 && !strcmp((char*)argv[1], "--stop"))
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if (param_stop->count > 0)
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{
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printf("stop animation loop\n");
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lc_setMode(MODE_ANIMATION_STOP);
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}
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else if (argc == 2 && !strcmp((char*)argv[1], "--loop"))
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else if (param_loop->count > 0)
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{
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printf("starting animation loop\n");
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lc_setMode(MODE_ANIMATION_LOOP);
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}
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else if (argc == 2 && !strcmp((char*)argv[1], "--single"))
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else if (param_single->count > 0 )
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{
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printf("starting animation as single shot\n");
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lc_setMode(MODE_ANIMATION_SINGLE);
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}
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else if (argc == 3 && !strcmp((char*)argv[1], "--view"))
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else if (param_save->count > 0
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&& param_pos->count > 0
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&& param_delay->count > 0
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&& param_frame->count > 0)
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{
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lc_setMode(MODE_ANIMATION_STOP);
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unsigned int frame = 0;
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if ( sscanf((char*)argv[2], "0x%08x", &frame) )
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{
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printf("view frame: data=0x%08x\n", frame);
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lc_setFrame(frame);
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}
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}
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else if (argc == 5 && !strcmp((char*)argv[1], "--save"))
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{
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lc_setMode(MODE_ANIMATION_STOP);
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// TODO parse commandline parameters
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unsigned int pos = 0;
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if ( sscanf((char*)argv[2], "%d", &pos) )
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{
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unsigned int delay = 0;
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if ( sscanf((char*)argv[3], "%d", &delay) )
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{
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unsigned int frame = 0;
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if ( sscanf((char*)argv[4], "0x%08x", &frame) )
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{
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printf("saving frame: index=%d delay=%d frame=0x%08x\n", pos, delay, frame);
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//lc_setFrame(frame);
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lc_saveFrame(frame, delay, pos);
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}
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}
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}
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int frame = param_frame->ival[0];
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int delay = param_delay->ival[0];
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int pos = param_pos->ival[0];
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printf("saving frame: index=%d delay=%d frame=0x%08x\n", pos, delay, frame);
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lc_saveFrame(frame, delay, pos);
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}
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else if (param_frame->count > 0)
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{
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lc_setMode(MODE_ANIMATION_STOP);
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int frame = param_frame->ival[0];
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printf("view frame: data=0x%08x\n", frame);
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lc_setFrame(frame);
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}
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//printf("file[%d]=%s\n",i,file->filename[i]);*/
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lc_close();
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arg_freetable(argtable,sizeof(argtable)/sizeof(argtable[0]));
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return 0;
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}
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