confdata.c (8b41fc4454e36fbfdbb23f940d023d4dece2de29) confdata.c (89b9060987d988333de59dd218c9666bd7ee95a5)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
4 */
5
6#include <sys/mman.h>
7#include <sys/stat.h>
8#include <ctype.h>

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705}
706
707static struct conf_printer header_printer_cb =
708{
709 .print_symbol = header_print_symbol,
710 .print_comment = header_print_comment,
711};
712
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
4 */
5
6#include <sys/mman.h>
7#include <sys/stat.h>
8#include <ctype.h>

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705}
706
707static struct conf_printer header_printer_cb =
708{
709 .print_symbol = header_print_symbol,
710 .print_comment = header_print_comment,
711};
712
713/*
714 * Tristate printer
715 *
716 * This printer is used when generating the `include/config/tristate.conf' file.
717 */
718static void
719tristate_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg)
720{
721
722 if (sym->type == S_TRISTATE && *value != 'n')
723 fprintf(fp, "%s%s=%c\n", CONFIG_, sym->name, (char)toupper(*value));
724}
725
726static struct conf_printer tristate_printer_cb =
727{
728 .print_symbol = tristate_print_symbol,
729 .print_comment = kconfig_print_comment,
730};
731
713static void conf_write_symbol(FILE *fp, struct symbol *sym,
714 struct conf_printer *printer, void *printer_arg)
715{
716 const char *str;
717
718 switch (sym->type) {
719 case S_UNKNOWN:
720 break;

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1038 return 0;
1039}
1040
1041int conf_write_autoconf(int overwrite)
1042{
1043 struct symbol *sym;
1044 const char *name;
1045 const char *autoconf_name = conf_get_autoconfig_name();
732static void conf_write_symbol(FILE *fp, struct symbol *sym,
733 struct conf_printer *printer, void *printer_arg)
734{
735 const char *str;
736
737 switch (sym->type) {
738 case S_UNKNOWN:
739 break;

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1057 return 0;
1058}
1059
1060int conf_write_autoconf(int overwrite)
1061{
1062 struct symbol *sym;
1063 const char *name;
1064 const char *autoconf_name = conf_get_autoconfig_name();
1046 FILE *out, *out_h;
1065 FILE *out, *tristate, *out_h;
1047 int i;
1048
1049 if (!overwrite && is_present(autoconf_name))
1050 return 0;
1051
1052 conf_write_dep("include/config/auto.conf.cmd");
1053
1054 if (conf_touch_deps())
1055 return 1;
1056
1057 out = fopen(".tmpconfig", "w");
1058 if (!out)
1059 return 1;
1060
1066 int i;
1067
1068 if (!overwrite && is_present(autoconf_name))
1069 return 0;
1070
1071 conf_write_dep("include/config/auto.conf.cmd");
1072
1073 if (conf_touch_deps())
1074 return 1;
1075
1076 out = fopen(".tmpconfig", "w");
1077 if (!out)
1078 return 1;
1079
1080 tristate = fopen(".tmpconfig_tristate", "w");
1081 if (!tristate) {
1082 fclose(out);
1083 return 1;
1084 }
1085
1061 out_h = fopen(".tmpconfig.h", "w");
1062 if (!out_h) {
1063 fclose(out);
1086 out_h = fopen(".tmpconfig.h", "w");
1087 if (!out_h) {
1088 fclose(out);
1089 fclose(tristate);
1064 return 1;
1065 }
1066
1067 conf_write_heading(out, &kconfig_printer_cb, NULL);
1090 return 1;
1091 }
1092
1093 conf_write_heading(out, &kconfig_printer_cb, NULL);
1094
1095 conf_write_heading(tristate, &tristate_printer_cb, NULL);
1096
1068 conf_write_heading(out_h, &header_printer_cb, NULL);
1069
1070 for_all_symbols(i, sym) {
1071 sym_calc_value(sym);
1072 if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
1073 continue;
1074
1097 conf_write_heading(out_h, &header_printer_cb, NULL);
1098
1099 for_all_symbols(i, sym) {
1100 sym_calc_value(sym);
1101 if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
1102 continue;
1103
1075 /* write symbols to auto.conf and autoconf.h */
1104 /* write symbol to auto.conf, tristate and header files */
1076 conf_write_symbol(out, sym, &kconfig_printer_cb, (void *)1);
1105 conf_write_symbol(out, sym, &kconfig_printer_cb, (void *)1);
1106
1107 conf_write_symbol(tristate, sym, &tristate_printer_cb, (void *)1);
1108
1077 conf_write_symbol(out_h, sym, &header_printer_cb, NULL);
1078 }
1079 fclose(out);
1109 conf_write_symbol(out_h, sym, &header_printer_cb, NULL);
1110 }
1111 fclose(out);
1112 fclose(tristate);
1080 fclose(out_h);
1081
1082 name = getenv("KCONFIG_AUTOHEADER");
1083 if (!name)
1084 name = "include/generated/autoconf.h";
1085 if (make_parent_dir(name))
1086 return 1;
1087 if (rename(".tmpconfig.h", name))
1088 return 1;
1089
1113 fclose(out_h);
1114
1115 name = getenv("KCONFIG_AUTOHEADER");
1116 if (!name)
1117 name = "include/generated/autoconf.h";
1118 if (make_parent_dir(name))
1119 return 1;
1120 if (rename(".tmpconfig.h", name))
1121 return 1;
1122
1123 name = getenv("KCONFIG_TRISTATE");
1124 if (!name)
1125 name = "include/config/tristate.conf";
1126 if (make_parent_dir(name))
1127 return 1;
1128 if (rename(".tmpconfig_tristate", name))
1129 return 1;
1130
1090 if (make_parent_dir(autoconf_name))
1091 return 1;
1092 /*
1093 * This must be the last step, kbuild has a dependency on auto.conf
1094 * and this marks the successful completion of the previous steps.
1095 */
1096 if (rename(".tmpconfig", autoconf_name))
1097 return 1;

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1316 else {
1317 set_all_choice_values(csym);
1318 has_changed = true;
1319 }
1320 }
1321
1322 return has_changed;
1323}
1131 if (make_parent_dir(autoconf_name))
1132 return 1;
1133 /*
1134 * This must be the last step, kbuild has a dependency on auto.conf
1135 * and this marks the successful completion of the previous steps.
1136 */
1137 if (rename(".tmpconfig", autoconf_name))
1138 return 1;

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1357 else {
1358 set_all_choice_values(csym);
1359 has_changed = true;
1360 }
1361 }
1362
1363 return has_changed;
1364}
1365
1366void conf_rewrite_mod_or_yes(enum conf_def_mode mode)
1367{
1368 struct symbol *sym;
1369 int i;
1370 tristate old_val = (mode == def_y2m) ? yes : mod;
1371 tristate new_val = (mode == def_y2m) ? mod : yes;
1372
1373 for_all_symbols(i, sym) {
1374 if (sym_get_type(sym) == S_TRISTATE &&
1375 sym->def[S_DEF_USER].tri == old_val) {
1376 sym->def[S_DEF_USER].tri = new_val;
1377 sym_add_change_count(1);
1378 }
1379 }
1380}