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- /* Copyright (c) 2004, 2021, Oracle and/or its affiliates.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License, version 2.0,
- as published by the Free Software Foundation.
-
- This program is also distributed with certain software (including
- but not limited to OpenSSL) that is licensed under separate terms,
- as designated in a particular file or component or in included license
- documentation. The authors of MySQL hereby grant you an additional
- permission to link the program and your derivative works with the
- separately licensed software that they have included with MySQL.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License, version 2.0, for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
-
- /*
- Converts a SQL file into a C file that can be compiled and linked
- into other programs
- */
-
- #include <stdarg.h>
- #include <stdint.h>
- #include <stdlib.h>
- #include <stdio.h>
-
- #include "../sql/sql_bootstrap.h"
-
- /*
- This is an internal tool used during the build process only,
- - do not make a library just for this,
- which would make the Makefiles and the server link
- more complex than necessary,
- - do not duplicate the code either.
- so just add the sql_bootstrap.cc code as is.
- */
- #include "../sql/sql_bootstrap.cc"
-
- FILE *in;
- FILE *out;
-
- static void die(const char *fmt, ...)
- {
- va_list args;
-
- /* Print the error message */
- fprintf(stderr, "FATAL ERROR: ");
- if (fmt)
- {
- va_start(args, fmt);
- vfprintf(stderr, fmt, args);
- va_end(args);
- }
- else
- fprintf(stderr, "unknown error");
- fprintf(stderr, "\n");
- fflush(stderr);
-
- /* Close any open files */
- if (in)
- fclose(in);
- if (out)
- fclose(out);
-
- exit(1);
- }
-
- char *fgets_fn(char *buffer, size_t size, fgets_input_t input, int *error)
- {
- char *line= fgets(buffer, (int)size, (FILE*) input);
- if (error)
- *error= (line == NULL) ? ferror((FILE*)input) : 0;
- return line;
- }
-
- static void print_query(FILE *out, const char *query)
- {
- const char *ptr= query;
- int column= 0;
-
- fprintf(out, "\"");
- while (*ptr)
- {
- /* utf-8 encoded characters are always >= 0x80 unsigned */
- if (column >= 120 && (uint8_t)(*ptr) < 0x80)
- {
- /* Wrap to the next line, tabulated. */
- fprintf(out, "\"\n \"");
- column= 3;
- }
- switch(*ptr)
- {
- case '\n':
- /*
- Preserve the \n character in the query text,
- and wrap to the next line, tabulated.
- */
- fprintf(out, "\\n\"\n \"");
- column= 3;
- break;
- case '\r':
- /* Skipped */
- break;
- case '\"':
- fprintf(out, "\\\"");
- column+= 2;
- break;
- case '\\':
- fprintf(out, "\\\\");
- column++;
- break;
- default:
- putc(*ptr, out);
- column++;
- break;
- }
- ptr++;
- }
- fprintf(out, "\\n\",\n");
- }
-
- int main(int argc, char *argv[])
- {
- char query[MAX_BOOTSTRAP_QUERY_SIZE];
- char* struct_name= argv[1];
- char* infile_name= argv[2];
- char* outfile_name= argv[3];
- int rc;
- size_t query_length= 0;
- int error= 0;
- char *err_ptr;
-
- if (argc != 4)
- die("Usage: comp_sql <struct_name> <sql_filename> <c_filename>");
-
- /* Open input and output file */
- if (!(in= fopen(infile_name, "r")))
- die("Failed to open SQL file '%s'", infile_name);
- if (!(out= fopen(outfile_name, "w")))
- die("Failed to open output file '%s'", outfile_name);
-
- fprintf(out, "/*\n");
- fprintf(out, " Do not edit this file, it is automatically generated from:\n");
- fprintf(out, " <%s>\n", infile_name);
- fprintf(out, "*/\n");
- fprintf(out, "const char* %s[]={\n", struct_name);
-
- for ( ; ; )
- {
- rc= read_bootstrap_query(query, &query_length,
- (fgets_input_t) in, fgets_fn, &error);
-
- if (rc == READ_BOOTSTRAP_EOF)
- break;
-
- if (rc != READ_BOOTSTRAP_SUCCESS)
- {
- /* Get the most recent query text for reference. */
- err_ptr= query + (query_length <= MAX_BOOTSTRAP_ERROR_LEN ?
- 0 : (query_length - MAX_BOOTSTRAP_ERROR_LEN));
- switch (rc)
- {
- case READ_BOOTSTRAP_ERROR:
- die("Failed to read the bootstrap input file. Return code (%d).\n"
- "Last query: '%s'\n", error, err_ptr);
- break;
-
- case READ_BOOTSTRAP_QUERY_SIZE:
- die("Failed to read the bootstrap input file. Query size exceeded %d bytes.\n"
- "Last query: '%s'.\n", MAX_BOOTSTRAP_LINE_SIZE, err_ptr);
- break;
-
- default:
- die("Failed to read the bootstrap input file. Unknown error.\n");
- break;
- }
- }
-
- print_query(out, query);
- }
-
- fprintf(out, "NULL\n};\n");
-
- fclose(in);
- fclose(out);
-
- exit(0);
- }
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