Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Lucas De Marchi | 725 | 99.32% | 1 | 50.00% |
Matthew Brost | 5 | 0.68% | 1 | 50.00% |
Total | 730 | 2 |
// SPDX-License-Identifier: MIT /* * Copyright © 2023 Intel Corporation */ #define _GNU_SOURCE #include <ctype.h> #include <errno.h> #include <stdbool.h> #include <stdio.h> #include <string.h> #define HEADER \ "// SPDX-License-Identifier: MIT\n" \ "\n" \ "/*\n" \ " * DO NOT MODIFY.\n" \ " *\n" \ " * This file was generated from rules: %s\n" \ " */\n" \ "#ifndef _GENERATED_XE_WA_OOB_\n" \ "#define _GENERATED_XE_WA_OOB_\n" \ "\n" \ "enum {\n" #define FOOTER \ "};\n" \ "\n" \ "#endif\n" static void print_usage(FILE *f) { fprintf(f, "usage: %s <input-rule-file> <generated-c-source-file> <generated-c-header-file>\n", program_invocation_short_name); } static void print_parse_error(const char *err_msg, const char *line, unsigned int lineno) { fprintf(stderr, "ERROR: %s\nERROR: %u: %.60s\n", err_msg, lineno, line); } static char *strip(char *line, size_t linelen) { while (isspace(*(line + linelen))) linelen--; line[linelen - 1] = '\0'; return line + strspn(line, " \f\n\r\t\v"); } #define MAX_LINE_LEN 4096 static int parse(FILE *input, FILE *csource, FILE *cheader) { char line[MAX_LINE_LEN + 1]; char *name, *prev_name = NULL, *rules; unsigned int lineno = 0, idx = 0; while (fgets(line, sizeof(line), input)) { size_t linelen; bool is_continuation; if (line[0] == '\0' || line[0] == '#' || line[0] == '\n') { lineno++; continue; } linelen = strlen(line); if (linelen == MAX_LINE_LEN) { print_parse_error("line too long", line, lineno); return -EINVAL; } is_continuation = isspace(line[0]); name = strip(line, linelen); if (!is_continuation) { name = strtok(name, " \t"); rules = strtok(NULL, ""); } else { if (!prev_name) { print_parse_error("invalid rule continuation", line, lineno); return -EINVAL; } rules = name; name = NULL; } if (rules[0] == '\0') { print_parse_error("invalid empty rule\n", line, lineno); return -EINVAL; } if (name) { fprintf(cheader, "\tXE_WA_OOB_%s = %u,\n", name, idx); fprintf(csource, "{ XE_RTP_NAME(\"%s\"), XE_RTP_RULES(%s) },\n", name, rules); } else { fprintf(csource, "{ XE_RTP_NAME(NULL), XE_RTP_RULES(%s) },\n", rules); } idx++; lineno++; if (!is_continuation) prev_name = name; } fprintf(cheader, "\t_XE_WA_OOB_COUNT = %u\n", idx); return 0; } int main(int argc, const char *argv[]) { enum { ARGS_INPUT, ARGS_CSOURCE, ARGS_CHEADER, _ARGS_COUNT }; struct { const char *fn; const char *mode; FILE *f; } args[] = { [ARGS_INPUT] = { .fn = argv[1], .mode = "r" }, [ARGS_CSOURCE] = { .fn = argv[2], .mode = "w" }, [ARGS_CHEADER] = { .fn = argv[3], .mode = "w" }, }; int ret = 1; if (argc < 3) { fprintf(stderr, "ERROR: wrong arguments\n"); print_usage(stderr); return 1; } for (int i = 0; i < _ARGS_COUNT; i++) { args[i].f = fopen(args[i].fn, args[i].mode); if (!args[i].f) { fprintf(stderr, "ERROR: Can't open %s: %m\n", args[i].fn); goto err; } } fprintf(args[ARGS_CHEADER].f, HEADER, args[ARGS_INPUT].fn); ret = parse(args[ARGS_INPUT].f, args[ARGS_CSOURCE].f, args[ARGS_CHEADER].f); if (!ret) fprintf(args[ARGS_CHEADER].f, FOOTER); err: for (int i = 0; i < _ARGS_COUNT; i++) { if (args[i].f) fclose(args[i].f); } return ret; }
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