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+/*
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+ * pkgrebuild - recognize required package rebuilds in OpenADK
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+ *
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+ * Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
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+ *
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+ * This program is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation, either version 3 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
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+ */
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+
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+#include <ctype.h>
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+#include <dirent.h>
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+#include <fcntl.h>
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+#include <stdlib.h>
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+#include <stdio.h>
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+#include <string.h>
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+#include <unistd.h>
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+#include <sys/stat.h>
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+#include <sys/types.h>
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+
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+#include "strmap.h"
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+
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+StrMap *configmap, *configoldmap, *pkgmap;
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+
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+static void iter(const char *key, const char *value, const void *obj) {
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+ fprintf(stderr, "key: %s value: %s\n", key, value);
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+}
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+
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+static void iter_disabled(const char *key, const char *value, const void *obj) {
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+
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+ char hvalue[256];
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+ char tfile[256];
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+ int fd;
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+
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+ memset(hvalue, 0, 256);
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+ if (strmap_exists(configmap, key) == 0) {
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+ //fprintf(stderr, "disabled variables: %s\n", key);
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+ if (strmap_get(pkgmap, key, hvalue, sizeof(hvalue)) == 1) {
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+ //fprintf(stderr, "Symbol is a flavour/choice: %s\n", hvalue);
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+ if (snprintf(tfile, 256, ".rebuild.%s", hvalue) < 0)
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+ perror("can not create file variable.");
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+ fd = open(tfile, O_RDWR | O_CREAT);
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+ close(fd);
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+ }
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+ }
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+
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+}
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+
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+static void iter_enabled(const char *key, const char *value, const void *obj) {
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+
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+ char hvalue[256];
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+ char tfile[256];
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+ int fd;
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+
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+ memset(hvalue, 0, 256);
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+ if (strmap_exists(configoldmap, key) == 0) {
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+ //fprintf(stderr, "enabled variables: %s\n", key);
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+ if (strmap_get(pkgmap, key, hvalue, sizeof(hvalue)) == 1) {
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+ //fprintf(stderr, "Symbol is a flavour/choice\n");
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+ if (snprintf(tfile, 256, ".rebuild.%s", hvalue) < 0)
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+ perror("can not create file variable.");
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+ fd = open(tfile, O_RDWR | O_CREAT);
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+ close(fd);
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+ }
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+ }
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+}
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+
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+static char *toupperstr(char *string) {
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+
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+ int i;
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+ char *str;
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+
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+ /* transform to uppercase variable name */
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+ str = strdup(string);
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+ for (i=0; i<(int)strlen(str); i++) {
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+ if (str[i] == '+')
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+ str[i] = 'X';
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+ if (str[i] == '-')
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+ str[i] = '_';
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+ str[i] = toupper(str[i]);
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+ }
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+ return(str);
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+}
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+
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+
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+
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+int main() {
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+
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+ FILE *config, *configold, *pkg;
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+ char *key, *value, *string, *token;
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+ char *pkg_name, *keystr;
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+ char buf[128];
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+ char path[320];
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+ char pbuf[320];
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+ DIR *pkgdir;
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+ struct dirent *pkgdirp;
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+
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+ pkg_name = NULL;
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+ /* read Makefile's for all packages */
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+ pkgmap = strmap_new(1024);
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+ pkgdir = opendir("package");
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+ while ((pkgdirp = readdir(pkgdir)) != NULL) {
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+ /* skip dotfiles */
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+ if (strncmp(pkgdirp->d_name, ".", 1) > 0) {
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+ if (snprintf(path, 320, "package/%s/Makefile", pkgdirp->d_name) < 0)
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+ perror("can not create path variable.");
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+ pkg = fopen(path, "r");
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+ if (pkg == NULL)
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+ continue;
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+
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+ while (fgets(pbuf, 320, pkg) != NULL) {
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+ if (strncmp(pbuf, "PKG", 3) == 0) {
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+ string = strstr(pbuf, "PKG_NAME:=");
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+ if (string != NULL) {
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+ string[strlen(string)-1] = '\0';
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+ key = strtok(string, ":=");
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+ value = strtok(NULL, "=\t");
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+ if (value != NULL)
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+ pkg_name = strdup(value);
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+ }
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+ string = strstr(pbuf, "PKG_FLAVOURS:=");
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+ if (string != NULL) {
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+ string[strlen(string)-1] = '\0';
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+ key = strtok(string, ":=");
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+ value = strtok(NULL, "=\t");
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+ token = strtok(value, " ");
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+ while (token != NULL) {
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+ keystr = malloc(256);
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+ memset(keystr, 0, 256);
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+ strncat(keystr, "ADK_PACKAGE_", 12);
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+ strncat(keystr, toupperstr(pkg_name), strlen(pkg_name));
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+ strncat(keystr, "_", 1);
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+ strncat(keystr, token, strlen(token));
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+ strmap_put(pkgmap, keystr, pkgdirp->d_name);
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+ token = strtok(NULL, " ");
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+ free(keystr);
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+ keystr = NULL;
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+ }
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+ }
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+ string = strstr(pbuf, "PKG_CHOICES:=");
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+ if (string != NULL) {
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+ string[strlen(string)-1] = '\0';
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+ key = strtok(string, ":=");
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+ value = strtok(NULL, "=\t");
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+ token = strtok(value, " ");
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+ while (token != NULL) {
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+ keystr = malloc(256);
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+ memset(keystr, 0, 256);
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+ strncat(keystr, "ADK_PACKAGE_", 12);
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+ strncat(keystr, toupperstr(pkg_name), strlen(pkg_name));
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+ strncat(keystr, "_", 1);
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+ strncat(keystr, token, strlen(token));
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+ strmap_put(pkgmap, keystr, pkgdirp->d_name);
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+ token = strtok(NULL, " ");
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+ free(keystr);
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+ keystr = NULL;
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+ }
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+ }
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+ string = strstr(pbuf, "PKG_FLAVOURS+=");
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+ if (string != NULL) {
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+ string[strlen(string)-1] = '\0';
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+ key = strtok(string, "+=");
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+ value = strtok(NULL, "=\t");
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+ token = strtok(value, " ");
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+ while (token != NULL) {
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+ keystr = malloc(256);
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+ memset(keystr, 0, 256);
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+ strncat(keystr, "ADK_PACKAGE_", 12);
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+ strncat(keystr, toupperstr(pkg_name), strlen(pkg_name));
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+ strncat(keystr, "_", 1);
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+ strncat(keystr, token, strlen(token));
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+ strmap_put(pkgmap, keystr, pkgdirp->d_name);
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+ token = strtok(NULL, " ");
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+ free(keystr);
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+ keystr = NULL;
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+ }
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+ }
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+ }
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+ }
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+ fclose(pkg);
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+ }
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+ }
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+ closedir(pkgdir);
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+
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+ config = fopen(".config", "r");
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+ if (config == NULL)
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+ perror(".config is missing.");
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+
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+ configmap = strmap_new(1024);
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+ while (fgets(buf, 128, config) != NULL) {
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+ if (strncmp(buf, "ADK_PACKAGE", 11) == 0) {
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+ key = strtok(buf, "=");
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+ value = strtok(NULL, "=");
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+ strmap_put(configmap, key, value);
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+ }
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+ }
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+ fclose(config);
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+
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+ configold = fopen(".config.old", "r");
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+ if (configold == NULL)
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+ perror(".config.old is missing.");
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+
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+ configoldmap = strmap_new(1024);
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+ while (fgets(buf, 128, configold) != NULL) {
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+ if (strncmp(buf, "ADK_PACKAGE", 11) == 0) {
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+ key = strtok(buf, "=");
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+ value = strtok(NULL, "=");
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+ strmap_put(configoldmap, key, value);
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+ }
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+ }
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+ fclose(configold);
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+
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+ //fprintf(stdout, "Config Count: %d\n", strmap_get_count(configmap));
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+ //fprintf(stdout, "Config Old Count: %d\n", strmap_get_count(configoldmap));
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+
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+ strmap_enum(configoldmap, iter_disabled, NULL);
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+ strmap_enum(configmap, iter_enabled, NULL);
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+ //strmap_enum(pkgmap, iter, NULL);
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+
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+ strmap_delete(pkgmap);
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+ strmap_delete(configmap);
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+ strmap_delete(configoldmap);
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+
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+ return(0);
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+}
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Waldemar Brodkorb