diff options
| -rw-r--r-- | files/poketool/personal/growtbl/grow2bin.c | 106 |
1 files changed, 91 insertions, 15 deletions
diff --git a/files/poketool/personal/growtbl/grow2bin.c b/files/poketool/personal/growtbl/grow2bin.c index f46c30cd..5c8b5111 100644 --- a/files/poketool/personal/growtbl/grow2bin.c +++ b/files/poketool/personal/growtbl/grow2bin.c @@ -2,26 +2,102 @@ #include <stdlib.h> #include <string.h> #include <stdint.h> +#include <ctype.h> + +char * ReadWholeFile(char * filename) { + FILE * infile = fopen(filename, "rb"); + if (infile == NULL) return NULL; + fseek(infile, 0, SEEK_END); + size_t fsize = ftell(infile); + fseek(infile, 0, SEEK_SET); + char * ret = malloc(fsize); + if (ret != NULL) { + if (fread(ret, 1, fsize, infile) != fsize) { + free(ret); + ret = NULL; + } + } + fclose(infile); + return ret; +} int main(int argc, char ** argv) { - FILE * infile = fopen(argv[1], "r"); - char * infname_ext = strrchr(argv[1], '.'); - char * outfname = malloc(infname_ext - argv[1] + 5); - char * outfname_ext = stpncpy(outfname, argv[1], infname_ext - argv[1]); - strcpy(outfname_ext, ".bin"); - FILE * outfile = fopen(outfname, "wb"); + int width = 4; + char * buffer = NULL; + char * endptr = NULL; + FILE * outfile = NULL; + char * infname = NULL; + for (int i = 1; i < argc; i++) { + if (strcmp(argv[i], "-w") == 0 || strcmp(argv[i], "--width") == 0) { + ++i; + width = strtol(argv[i], &endptr, 10); + if (width == 0) { + fprintf(stderr, "invalid integer value for %s: %s\n", argv[i - 1], argv[i]); + return EXIT_FAILURE; + } + } else if (strcmp(argv[i], "-o") == 0 || strcmp(argv[i], "--output") == 0) { + ++i; + outfile = fopen(argv[i], "wb"); + if (outfile == NULL) { + fprintf(stderr, "unable to open file '%s' for writing\n", argv[i]); + return EXIT_FAILURE; + } + } else { + if (buffer == NULL) + { + buffer = ReadWholeFile(argv[i]); + } + if (buffer == NULL) + { + fprintf(stderr, "invalid argument: %s\n", argv[i]); + return EXIT_FAILURE; + } + infname = argv[i]; + } + } + if (buffer == NULL) { + fprintf(stderr, "missing required argument: INFILE\n"); + return EXIT_FAILURE; + } + if (outfile == NULL) { + char * infname_ext = strrchr(infname, '.'); + char * outfname = malloc(infname_ext - infname + 5); + char * outfname_ext = stpncpy(outfname, argv[1], infname_ext - argv[1]); + strcpy(outfname_ext, ".bin"); + outfile = fopen(outfname, "wb"); + if (outfile == NULL) { + fprintf(stderr, "unable to open file '%s' for writing\n", outfname); + return EXIT_FAILURE; + } + free(outfname); + } uint32_t value; size_t size = 0; - char * line = NULL; + char * ptr = buffer; char * end = NULL; - while (getline(&line, &size, infile) > 0) { - value = strtoul(line, &end, 10); - if (value == 0 && end == line) break; - fwrite(&value, 1, 4, outfile); + int lineno = 1; + int colno = 1; + while (1) { + while (isspace(*ptr) || *ptr == ',') { + if (*ptr == 0) break; + if (*ptr == '\n') + { lineno++; colno = 1; } + if (*ptr == ',') colno++; + ptr++; + }; + if (*ptr == 0) break; + value = strtoul(ptr, &end, 10); + if (value == 0 && ptr == end) { + fprintf(stderr, "syntax error: %d:%d\n", lineno, colno); + return EXIT_FAILURE; + } + if (fwrite(&value, 1, width, outfile) != width) { + fprintf(stderr, "write error\n"); + return EXIT_FAILURE; + } + ptr = end; } - free(line); - free(outfname); fclose(outfile); - fclose(infile); - return 0; + free(buffer); + return EXIT_SUCCESS; } |