diff options
Diffstat (limited to 'util/options')
| -rw-r--r-- | util/options/build_opt_tbl.c | 52 |
1 files changed, 46 insertions, 6 deletions
diff --git a/util/options/build_opt_tbl.c b/util/options/build_opt_tbl.c index 1d218df4ee..0b25b0c194 100644 --- a/util/options/build_opt_tbl.c +++ b/util/options/build_opt_tbl.c @@ -33,7 +33,7 @@ #define INPUT_LINE_MAX 256 #define MAX_VALUE_BYTE_LENGTH 64 -#define TMPFILE_LEN 256 +#define TMPFILE_LEN 25600 #define TMPFILE_TEMPLATE "/build_opt_tbl_XXXXXX" static unsigned char cmos_table[4096]; @@ -142,8 +142,9 @@ static void display_usage(char *name) printf(" [--option filename]\n"); printf(" [--header filename]\n\n"); printf("--config = Build the definitions table from the given file.\n"); + printf("--binary = Output a binary file with the definitions.\n"); printf("--option = Output a C source file with the definitions.\n"); - printf("--header = Ouput a C header file with the definitions.\n"); + printf("--header = Output a C header file with the definitions.\n"); exit(1); } @@ -253,6 +254,7 @@ int main(int argc, char **argv) { int i; char *config=0; + char *binary=0; char *option=0; char *header=0; FILE *fp; @@ -288,6 +290,12 @@ int main(int argc, char **argv) } config=argv[++i]; break; + case 'b': /* Emit a binary file */ + if(strcmp(&argv[i][2],"binary")) { + display_usage(argv[0]); + } + binary=argv[++i]; + break; case 'o': /* use a cmos definitions table file */ if(strcmp(&argv[i][2],"option")) { display_usage(argv[0]); @@ -519,8 +527,7 @@ int main(int argc, char **argv) /* See if we want to output a C source file */ if(option) { int err=0; - strncpy(tempfilename, dirname(strdup(option)), TMPFILE_LEN); - strncat(tempfilename, TMPFILE_TEMPLATE, TMPFILE_LEN); + snprintf(tempfilename, TMPFILE_LEN, "%s%s", dirname(strdup(option)), TMPFILE_TEMPLATE); tempfile = mkstemp(tempfilename); if(tempfile == -1) { perror("Error - Could not create temporary file"); @@ -566,13 +573,46 @@ int main(int argc, char **argv) } } + /* See if we also want to output a binary file */ + if(binary) { + int err=0; + snprintf(tempfilename, TMPFILE_LEN, "%s%s", dirname(strdup(binary)), TMPFILE_TEMPLATE); + tempfile = mkstemp(tempfilename); + if(tempfile == -1) { + perror("Error - Could not create temporary file"); + exit(1); + } + + if((fp=fdopen(tempfile,"wb"))==NULL){ + perror("Error - Could not open temporary file"); + unlink(tempfilename); + exit(1); + } + + /* write the array values */ + if(!fwrite(cmos_table, (int)(ct->size-1), 1, fp)) { + perror("Error - Could not write image file"); + fclose(fp); + unlink(tempfilename); + exit(1); + } + + fclose(fp); + UNLINK_IF_NECESSARY(binary); + if (rename(tempfilename, binary)) { + fprintf(stderr, "Error - Could not write %s: ", binary); + perror(NULL); + unlink(tempfilename); + exit(1); + } + } + /* See if we also want to output a C header file */ if (header) { struct cmos_option_table *hdr; struct lb_record *ptr, *end; - strncpy(tempfilename, dirname(strdup(header)), TMPFILE_LEN); - strncat(tempfilename, TMPFILE_TEMPLATE, TMPFILE_LEN); + snprintf(tempfilename, TMPFILE_LEN, "%s%s", dirname(strdup(header)), TMPFILE_TEMPLATE); tempfile = mkstemp(tempfilename); if(tempfile == -1) { perror("Error - Could not create temporary file"); |