diff options
Diffstat (limited to 'source4/heimdal/lib/com_err/compile_et.c')
-rw-r--r-- | source4/heimdal/lib/com_err/compile_et.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/source4/heimdal/lib/com_err/compile_et.c b/source4/heimdal/lib/com_err/compile_et.c new file mode 100644 index 0000000000..1b472d8e0f --- /dev/null +++ b/source4/heimdal/lib/com_err/compile_et.c @@ -0,0 +1,236 @@ +/* + * Copyright (c) 1998-2002 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#undef ROKEN_RENAME +#include "compile_et.h" +#include <getarg.h> + +RCSID("$Id: compile_et.c,v 1.19 2005/06/16 19:21:00 lha Exp $"); + +#include <roken.h> +#include <err.h> +#include "parse.h" + +int numerror; +extern FILE *yyin; + +extern void yyparse(void); + +long base_id; +int number; +char *prefix; +char *id_str; + +char name[128]; +char Basename[128]; + +#ifdef YYDEBUG +extern int yydebug = 1; +#endif + +char *filename; +char hfn[128]; +char cfn[128]; + +struct error_code *codes = NULL; + +static int +generate_c(void) +{ + int n; + struct error_code *ec; + + FILE *c_file = fopen(cfn, "w"); + if(c_file == NULL) + return 1; + + fprintf(c_file, "/* Generated from %s */\n", filename); + if(id_str) + fprintf(c_file, "/* %s */\n", id_str); + fprintf(c_file, "\n"); + fprintf(c_file, "#include <stddef.h>\n"); + fprintf(c_file, "#include <com_err.h>\n"); + fprintf(c_file, "#include \"%s\"\n", hfn); + fprintf(c_file, "\n"); + + fprintf(c_file, "static const char *%s_error_strings[] = {\n", name); + + for(ec = codes, n = 0; ec; ec = ec->next, n++) { + while(n < ec->number) { + fprintf(c_file, "\t/* %03d */ \"Reserved %s error (%d)\",\n", + n, name, n); + n++; + + } + fprintf(c_file, "\t/* %03d */ \"%s\",\n", ec->number, ec->string); + } + + fprintf(c_file, "\tNULL\n"); + fprintf(c_file, "};\n"); + fprintf(c_file, "\n"); + fprintf(c_file, "#define num_errors %d\n", number); + fprintf(c_file, "\n"); + fprintf(c_file, + "void initialize_%s_error_table_r(struct et_list **list)\n", + name); + fprintf(c_file, "{\n"); + fprintf(c_file, + " initialize_error_table_r(list, %s_error_strings, " + "num_errors, ERROR_TABLE_BASE_%s);\n", name, name); + fprintf(c_file, "}\n"); + fprintf(c_file, "\n"); + fprintf(c_file, "void initialize_%s_error_table(void)\n", name); + fprintf(c_file, "{\n"); + fprintf(c_file, + " init_error_table(%s_error_strings, ERROR_TABLE_BASE_%s, " + "num_errors);\n", name, name); + fprintf(c_file, "}\n"); + + fclose(c_file); + return 0; +} + +static int +generate_h(void) +{ + struct error_code *ec; + char fn[128]; + FILE *h_file = fopen(hfn, "w"); + char *p; + + if(h_file == NULL) + return 1; + + snprintf(fn, sizeof(fn), "__%s__", hfn); + for(p = fn; *p; p++) + if(!isalnum((unsigned char)*p)) + *p = '_'; + + fprintf(h_file, "/* Generated from %s */\n", filename); + if(id_str) + fprintf(h_file, "/* %s */\n", id_str); + fprintf(h_file, "\n"); + fprintf(h_file, "#ifndef %s\n", fn); + fprintf(h_file, "#define %s\n", fn); + fprintf(h_file, "\n"); + fprintf(h_file, "struct et_list;\n"); + fprintf(h_file, "\n"); + fprintf(h_file, + "void initialize_%s_error_table_r(struct et_list **);\n", + name); + fprintf(h_file, "\n"); + fprintf(h_file, "void initialize_%s_error_table(void);\n", name); + fprintf(h_file, "#define init_%s_err_tbl initialize_%s_error_table\n", + name, name); + fprintf(h_file, "\n"); + fprintf(h_file, "typedef enum %s_error_number{\n", name); + + for(ec = codes; ec; ec = ec->next) { + fprintf(h_file, "\t%s = %ld%s\n", ec->name, base_id + ec->number, + (ec->next != NULL) ? "," : ""); + } + + fprintf(h_file, "} %s_error_number;\n", name); + fprintf(h_file, "\n"); + fprintf(h_file, "#define ERROR_TABLE_BASE_%s %ld\n", name, base_id); + fprintf(h_file, "\n"); + fprintf(h_file, "#endif /* %s */\n", fn); + + + fclose(h_file); + return 0; +} + +static int +generate(void) +{ + return generate_c() || generate_h(); +} + +int version_flag; +int help_flag; +struct getargs args[] = { + { "version", 0, arg_flag, &version_flag }, + { "help", 0, arg_flag, &help_flag } +}; +int num_args = sizeof(args) / sizeof(args[0]); + +static void +usage(int code) +{ + arg_printusage(args, num_args, NULL, "error-table"); + exit(code); +} + +int +main(int argc, char **argv) +{ + char *p; + int optidx = 0; + + setprogname(argv[0]); + if(getarg(args, num_args, argc, argv, &optidx)) + usage(1); + if(help_flag) + usage(0); + if(version_flag) { + print_version(NULL); + exit(0); + } + + if(optidx == argc) + usage(1); + filename = argv[optidx]; + yyin = fopen(filename, "r"); + if(yyin == NULL) + err(1, "%s", filename); + + + p = strrchr(filename, '/'); + if(p) + p++; + else + p = filename; + strlcpy(Basename, p, sizeof(Basename)); + + Basename[strcspn(Basename, ".")] = '\0'; + + snprintf(hfn, sizeof(hfn), "%s.h", Basename); + snprintf(cfn, sizeof(cfn), "%s.c", Basename); + + yyparse(); + if(numerror) + return 1; + + return generate(); +} |