--- /dev/null
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <process.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <dirent.h>
+
+typedef char bool;
+#define false 0
+#define true (!false)
+
+bool silent = false;
+bool shared = false;
+bool export_all = false;
+enum mode_t { mCompile, mLink, mInstall };
+enum output_type_t { otGeneral, otObject, otProgram, otStaticLibrary, otDynamicLibrary };
+
+#ifdef __EMX__
+# define SHELL_CMD "sh"
+# define CC "gcc"
+# define GEN_EXPORTS "emxexp"
+# define DEF2IMPLIB_CMD "emximp"
+# define SHARE_SW "-Zdll -Zmtd"
+# define USE_OMF true
+# define TRUNCATE_DLL_NAME
+# define DYNAMIC_LIB_EXT "dll"
+# define EXE_EXT ".exe"
+
+# if USE_OMF
+ /* OMF is the native format under OS/2 */
+# define STATIC_LIB_EXT "lib"
+# define OBJECT_EXT "obj"
+# define LIBRARIAN "emxomfar"
+# else
+ /* but the alternative, a.out, can fork() which is sometimes necessary */
+# define STATIC_LIB_EXT "a"
+# define OBJECT_EXT "o"
+# define LIBRARIAN "ar"
+# endif
+#endif
+
+
+typedef struct {
+ char *arglist[1024];
+ int num_args;
+ enum mode_t mode;
+ enum output_type_t output_type;
+ char *output_name;
+ char *stub_name;
+ char *tmp_dirs[1024];
+ int num_tmp_dirs;
+ char *obj_files[1024];
+ int num_obj_files;
+} cmd_data_t;
+
+void parse_args(int argc, char *argv[], cmd_data_t *cmd_data);
+bool parse_long_opt(char *arg, cmd_data_t *cmd_data);
+int parse_short_opt(char *arg, cmd_data_t *cmd_data);
+bool parse_input_file_name(char *arg, cmd_data_t *cmd_data);
+bool parse_output_file_name(char *arg, cmd_data_t *cmd_data);
+void post_parse_fixup(cmd_data_t *cmd_data);
+bool explode_static_lib(char *lib, cmd_data_t *cmd_data);
+int execute_command(cmd_data_t *cmd_data);
+char *shell_esc(const char *str);
+void cleanup_tmp_dirs(cmd_data_t *cmd_data);
+void generate_def_file(cmd_data_t *cmd_data);
+char *nameof(char *fullpath);
+char *truncate_dll_name(char *path);
+
+
+int main(int argc, char *argv[])
+{
+ int rc;
+ cmd_data_t cmd_data;
+
+ memset(&cmd_data, 0, sizeof(cmd_data));
+ cmd_data.mode = mCompile;
+ cmd_data.output_type = otGeneral;
+
+ parse_args(argc, argv, &cmd_data);
+ rc = execute_command(&cmd_data);
+
+ if (rc == 0 && cmd_data.stub_name) {
+ fopen(cmd_data.stub_name, "w");
+ }
+
+ cleanup_tmp_dirs(&cmd_data);
+ return rc;
+}
+
+
+
+void parse_args(int argc, char *argv[], cmd_data_t *cmd_data)
+{
+ int a;
+ char *arg;
+ bool argused;
+
+ for (a=1; a < argc; a++) {
+ arg = argv[a];
+ argused = false;
+
+ if (arg[0] == '-') {
+ if (arg[1] == '-') {
+ argused = parse_long_opt(arg + 2, cmd_data);
+ } else if (arg[1] == 'o' && a+1 < argc) {
+ cmd_data->arglist[cmd_data->num_args++] = arg;
+ arg = argv[++a];
+ argused = parse_output_file_name(arg, cmd_data);
+ } else {
+ int num_used = parse_short_opt(arg + 1, cmd_data);
+ argused = num_used > 0;
+
+ if (num_used > 1) {
+ a += num_used - 1;
+ }
+ }
+ } else {
+ argused = parse_input_file_name(arg, cmd_data);
+ }
+
+ if (!argused) {
+ cmd_data->arglist[cmd_data->num_args++] = arg;
+ }
+ }
+
+ post_parse_fixup(cmd_data);
+}
+
+
+
+bool parse_long_opt(char *arg, cmd_data_t *cmd_data)
+{
+ char *equal_pos = strchr(arg, '=');
+ char var[50];
+ char value[500];
+
+ if (equal_pos) {
+ strncpy(var, arg, equal_pos - arg);
+ var[equal_pos - arg] = 0;
+ strcpy(value, equal_pos + 1);
+ } else {
+ strcpy(var, arg);
+ }
+
+ if (strcmp(var, "silent") == 0) {
+ silent = true;
+ } else if (strcmp(var, "mode") == 0) {
+ if (strcmp(value, "compile") == 0) {
+ cmd_data->mode = mCompile;
+ cmd_data->output_type = otObject;
+ }
+
+ if (strcmp(value, "link") == 0) {
+ cmd_data->mode = mLink;
+ }
+
+ if (strcmp(value, "install") == 0) {
+ cmd_data->mode = mInstall;
+ }
+ } else if (strcmp(var, "shared") == 0) {
+ shared = true;
+ } else if (strcmp(var, "export-all") == 0) {
+ export_all = true;
+ } else {
+ return false;
+ }
+
+ return true;
+}
+
+
+
+int parse_short_opt(char *arg, cmd_data_t *cmd_data)
+{
+ if (strcmp(arg, "export-dynamic") == 0) {
+ return 1;
+ }
+
+ if (strcmp(arg, "module") == 0) {
+ return 1;
+ }
+
+ if (strcmp(arg, "Zexe") == 0) {
+ return 1;
+ }
+
+ if (strcmp(arg, "avoid-version") == 0) {
+ return 1;
+ }
+
+ if (strcmp(arg, "prefer-pic") == 0) {
+ return 1;
+ }
+
+ if (strcmp(arg, "prefer-non-pic") == 0) {
+ return 1;
+ }
+
+ if (strcmp(arg, "version-info") == 0 ) {
+ return 2;
+ }
+
+ return 0;
+}
+
+
+
+bool parse_input_file_name(char *arg, cmd_data_t *cmd_data)
+{
+ char *ext = strrchr(arg, '.');
+ char *name = strrchr(arg, '/');
+ int pathlen;
+ char *newarg;
+
+ if (!ext) {
+ return false;
+ }
+
+ ext++;
+
+ if (name == NULL) {
+ name = strrchr(arg, '\\');
+
+ if (name == NULL) {
+ name = arg;
+ } else {
+ name++;
+ }
+ } else {
+ name++;
+ }
+
+ pathlen = name - arg;
+
+ if (strcmp(ext, "lo") == 0) {
+ newarg = (char *)malloc(strlen(arg) + 10);
+ strcpy(newarg, arg);
+ strcpy(newarg + (ext - arg), OBJECT_EXT);
+ cmd_data->arglist[cmd_data->num_args++] = newarg;
+ cmd_data->obj_files[cmd_data->num_obj_files++] = newarg;
+ return true;
+ }
+
+ if (strcmp(ext, "la") == 0) {
+ newarg = (char *)malloc(strlen(arg) + 10);
+ strcpy(newarg, arg);
+ newarg[pathlen] = 0;
+ strcat(newarg, ".libs/");
+
+ if (strncmp(name, "lib", 3) == 0) {
+ name += 3;
+ }
+
+ strcat(newarg, name);
+ ext = strrchr(newarg, '.') + 1;
+
+ if (shared && cmd_data->mode == mInstall) {
+ strcpy(ext, DYNAMIC_LIB_EXT);
+ newarg = truncate_dll_name(newarg);
+ } else {
+ strcpy(ext, STATIC_LIB_EXT);
+ }
+
+ cmd_data->arglist[cmd_data->num_args++] = newarg;
+ return true;
+ }
+
+ if (strcmp(ext, "c") == 0) {
+ if (cmd_data->stub_name == NULL) {
+ cmd_data->stub_name = (char *)malloc(strlen(arg) + 4);
+ strcpy(cmd_data->stub_name, arg);
+ strcpy(strrchr(cmd_data->stub_name, '.') + 1, "lo");
+ }
+ }
+
+ if (strcmp(name, CC) == 0 || strcmp(name, CC EXE_EXT) == 0) {
+ if (cmd_data->output_type == otGeneral) {
+ cmd_data->output_type = otObject;
+ }
+ }
+
+ return false;
+}
+
+
+
+bool parse_output_file_name(char *arg, cmd_data_t *cmd_data)
+{
+ char *name = strrchr(arg, '/');
+ char *ext = strrchr(arg, '.');
+ char *newarg = NULL, *newext;
+ int pathlen;
+
+ if (name == NULL) {
+ name = strrchr(arg, '\\');
+
+ if (name == NULL) {
+ name = arg;
+ } else {
+ name++;
+ }
+ } else {
+ name++;
+ }
+
+ if (!ext) {
+ cmd_data->stub_name = arg;
+ cmd_data->output_type = otProgram;
+ newarg = (char *)malloc(strlen(arg) + 5);
+ strcpy(newarg, arg);
+ strcat(newarg, EXE_EXT);
+ cmd_data->arglist[cmd_data->num_args++] = newarg;
+ cmd_data->output_name = newarg;
+ return true;
+ }
+
+ ext++;
+ pathlen = name - arg;
+
+ if (strcmp(ext, "la") == 0) {
+ cmd_data->stub_name = arg;
+ cmd_data->output_type = shared ? otDynamicLibrary : otStaticLibrary;
+ newarg = (char *)malloc(strlen(arg) + 10);
+ mkdir(".libs", 0);
+ strcpy(newarg, ".libs/");
+
+ if (strncmp(arg, "lib", 3) == 0) {
+ arg += 3;
+ }
+
+ strcat(newarg, arg);
+ newext = strrchr(newarg, '.') + 1;
+ strcpy(newext, shared ? DYNAMIC_LIB_EXT : STATIC_LIB_EXT);
+
+#ifdef TRUNCATE_DLL_NAME
+ if (shared) {
+ newarg = truncate_dll_name(newarg);
+ }
+#endif
+
+ cmd_data->arglist[cmd_data->num_args++] = newarg;
+ cmd_data->output_name = newarg;
+ return true;
+ }
+
+ if (strcmp(ext, "lo") == 0) {
+ cmd_data->stub_name = arg;
+ cmd_data->output_type = otObject;
+ newarg = (char *)malloc(strlen(arg) + 2);
+ strcpy(newarg, arg);
+ ext = strrchr(newarg, '.') + 1;
+ strcpy(ext, OBJECT_EXT);
+ cmd_data->arglist[cmd_data->num_args++] = newarg;
+ cmd_data->output_name = newarg;
+ return true;
+ }
+
+ return false;
+}
+
+
+
+void post_parse_fixup(cmd_data_t *cmd_data)
+{
+ int a;
+ char *arg;
+ char *ext;
+
+ if (cmd_data->output_type == otStaticLibrary && cmd_data->mode == mLink) {
+ /* We do a real hatchet job on the args when making a static library
+ * removing all compiler switches & any other cruft that ar won't like
+ * We also need to explode any libraries listed
+ */
+
+ for (a=0; a < cmd_data->num_args; a++) {
+ arg = cmd_data->arglist[a];
+
+ if (arg) {
+ ext = strrchr(arg, '.');
+
+ if (ext) {
+ ext++;
+ }
+
+ if (arg[0] == '-') {
+ cmd_data->arglist[a] = NULL;
+
+ if (strcmp(arg, "-rpath") == 0 && a+1 < cmd_data->num_args) {
+ cmd_data->arglist[a+1] = NULL;
+ }
+
+ if (strcmp(arg, "-R") == 0 && a+1 < cmd_data->num_args) {
+ cmd_data->arglist[a+1] = NULL;
+ }
+
+ if (strcmp(arg, "-version-info") == 0 && a+1 < cmd_data->num_args) {
+ cmd_data->arglist[a+1] = NULL;
+ }
+
+ if (strcmp(arg, "-Zstack") == 0 && a+1 < cmd_data->num_args) {
+ cmd_data->arglist[a+1] = NULL;
+ }
+
+ if (strcmp(arg, "-o") == 0) {
+ a++;
+ }
+ }
+
+ if (strcmp(arg, CC) == 0 || strcmp(arg, CC EXE_EXT) == 0) {
+ cmd_data->arglist[a] = LIBRARIAN " cr";
+ }
+
+ if (ext) {
+ if (strcmp(ext, "h") == 0 || strcmp(ext, "c") == 0) {
+ /* ignore source files, they don't belong in a library */
+ cmd_data->arglist[a] = NULL;
+ }
+
+ if (strcmp(ext, STATIC_LIB_EXT) == 0) {
+ cmd_data->arglist[a] = NULL;
+ explode_static_lib(arg, cmd_data);
+ }
+ }
+ }
+ }
+ }
+
+ if (cmd_data->output_type == otDynamicLibrary) {
+ for (a=0; a < cmd_data->num_args; a++) {
+ arg = cmd_data->arglist[a];
+
+ if (arg) {
+ if (strcmp(arg, "-rpath") == 0 && a+1 < cmd_data->num_args) {
+ cmd_data->arglist[a] = NULL;
+ cmd_data->arglist[a+1] = NULL;
+ }
+ }
+ }
+
+ if (export_all) {
+ generate_def_file(cmd_data);
+ }
+ }
+
+#if USE_OMF
+ if (cmd_data->output_type == otObject ||
+ cmd_data->output_type == otProgram ||
+ cmd_data->output_type == otDynamicLibrary) {
+ cmd_data->arglist[cmd_data->num_args++] = "-Zomf";
+ }
+#endif
+
+ if (shared && (cmd_data->output_type == otObject || cmd_data->output_type == otDynamicLibrary)) {
+ cmd_data->arglist[cmd_data->num_args++] = SHARE_SW;
+ }
+}
+
+
+
+int execute_command(cmd_data_t *cmd_data)
+{
+ int target = 0;
+ char *command;
+ int a, total_len = 0;
+ char *args[4];
+
+ for (a=0; a < cmd_data->num_args; a++) {
+ if (cmd_data->arglist[a]) {
+ total_len += strlen(cmd_data->arglist[a]) + 1;
+ }
+ }
+
+ command = (char *)malloc( total_len );
+ command[0] = 0;
+
+ for (a=0; a < cmd_data->num_args; a++) {
+ if (cmd_data->arglist[a]) {
+ strcat(command, cmd_data->arglist[a]);
+ strcat(command, " ");
+ }
+ }
+
+ command[strlen(command)-1] = 0;
+
+ if (!silent) {
+ puts(command);
+ }
+
+ cmd_data->num_args = target;
+ cmd_data->arglist[cmd_data->num_args] = NULL;
+ command = shell_esc(command);
+
+ args[0] = SHELL_CMD;
+ args[1] = "-c";
+ args[2] = command;
+ args[3] = NULL;
+ return spawnvp(P_WAIT, args[0], args);
+}
+
+
+
+char *shell_esc(const char *str)
+{
+ char *cmd;
+ unsigned char *d;
+ const unsigned char *s;
+
+ cmd = (char *)malloc(2 * strlen(str) + 1);
+ d = (unsigned char *)cmd;
+ s = (const unsigned char *)str;
+
+ for (; *s; ++s) {
+ if (*s == '"' || *s == '\\') {
+ *d++ = '\\';
+ }
+ *d++ = *s;
+ }
+
+ *d = '\0';
+ return cmd;
+}
+
+
+
+bool explode_static_lib(char *lib, cmd_data_t *cmd_data)
+{
+ char tmpdir[1024];
+ char savewd[1024];
+ char cmd[1024];
+ char *name;
+ DIR *dir;
+ struct dirent *entry;
+
+ strcpy(tmpdir, lib);
+ strcat(tmpdir, ".exploded");
+
+ mkdir(tmpdir, 0);
+ cmd_data->tmp_dirs[cmd_data->num_tmp_dirs++] = strdup(tmpdir);
+ getcwd(savewd, sizeof(savewd));
+
+ if (chdir(tmpdir) != 0)
+ return false;
+
+ strcpy(cmd, LIBRARIAN " x ");
+ name = strrchr(lib, '/');
+
+ if (name) {
+ name++;
+ } else {
+ name = lib;
+ }
+
+ strcat(cmd, "../");
+ strcat(cmd, name);
+ system(cmd);
+ chdir(savewd);
+ dir = opendir(tmpdir);
+
+ while ((entry = readdir(dir)) != NULL) {
+ if (entry->d_name[0] != '.') {
+ strcpy(cmd, tmpdir);
+ strcat(cmd, "/");
+ strcat(cmd, entry->d_name);
+ cmd_data->arglist[cmd_data->num_args++] = strdup(cmd);
+ }
+ }
+
+ closedir(dir);
+ return true;
+}
+
+
+
+void cleanup_tmp_dir(char *dirname)
+{
+ DIR *dir;
+ struct dirent *entry;
+ char fullname[1024];
+
+ dir = opendir(dirname);
+
+ if (dir == NULL)
+ return;
+
+ while ((entry = readdir(dir)) != NULL) {
+ if (entry->d_name[0] != '.') {
+ strcpy(fullname, dirname);
+ strcat(fullname, "/");
+ strcat(fullname, entry->d_name);
+ remove(fullname);
+ }
+ }
+
+ rmdir(dirname);
+}
+
+
+
+void cleanup_tmp_dirs(cmd_data_t *cmd_data)
+{
+ int d;
+
+ for (d=0; d < cmd_data->num_tmp_dirs; d++) {
+ cleanup_tmp_dir(cmd_data->tmp_dirs[d]);
+ }
+}
+
+
+
+void generate_def_file(cmd_data_t *cmd_data)
+{
+ char def_file[1024];
+ char implib_file[1024];
+ char *ext;
+ FILE *hDef;
+ char *export_args[1024];
+ int num_export_args = 0;
+ char *cmd;
+ int cmd_size = 0;
+ int a;
+
+ if (cmd_data->output_name) {
+ strcpy(def_file, cmd_data->output_name);
+ strcat(def_file, ".def");
+ hDef = fopen(def_file, "w");
+
+ if (hDef != NULL) {
+ fprintf(hDef, "LIBRARY '%s' INITINSTANCE\n", nameof(cmd_data->output_name));
+ fprintf(hDef, "DATA NONSHARED\n");
+ fprintf(hDef, "EXPORTS\n");
+ fclose(hDef);
+
+ for (a=0; a < cmd_data->num_obj_files; a++) {
+ cmd_size += strlen(cmd_data->obj_files[a]) + 1;
+ }
+
+ cmd_size += strlen(GEN_EXPORTS) + strlen(def_file) + 3;
+ cmd = (char *)malloc(cmd_size);
+ strcpy(cmd, GEN_EXPORTS);
+
+ for (a=0; a < cmd_data->num_obj_files; a++) {
+ strcat(cmd, " ");
+ strcat(cmd, cmd_data->obj_files[a] );
+ }
+
+ strcat(cmd, ">>");
+ strcat(cmd, def_file);
+ puts(cmd);
+ export_args[num_export_args++] = SHELL_CMD;
+ export_args[num_export_args++] = "-c";
+ export_args[num_export_args++] = cmd;
+ export_args[num_export_args++] = NULL;
+ spawnvp(P_WAIT, export_args[0], export_args);
+ cmd_data->arglist[cmd_data->num_args++] = strdup(def_file);
+
+ /* Now make an import library for the dll */
+ num_export_args = 0;
+ export_args[num_export_args++] = DEF2IMPLIB_CMD;
+ export_args[num_export_args++] = "-o";
+
+ strcpy(implib_file, ".libs/");
+ strcat(implib_file, cmd_data->stub_name);
+ ext = strrchr(implib_file, '.');
+
+ if (ext)
+ *ext = 0;
+
+ strcat(implib_file, ".");
+ strcat(implib_file, STATIC_LIB_EXT);
+
+ export_args[num_export_args++] = implib_file;
+ export_args[num_export_args++] = def_file;
+ export_args[num_export_args++] = NULL;
+ spawnvp(P_WAIT, export_args[0], export_args);
+ }
+ }
+}
+
+
+
+/* returns just a file's name without path or extension */
+char *nameof(char *fullpath)
+{
+ char buffer[1024];
+ char *ext;
+ char *name = strrchr(fullpath, '/');
+
+ if (name == NULL) {
+ name = strrchr(fullpath, '\\');
+ }
+
+ if (name == NULL) {
+ name = fullpath;
+ } else {
+ name++;
+ }
+
+ strcpy(buffer, name);
+ ext = strrchr(buffer, '.');
+
+ if (ext) {
+ *ext = 0;
+ return strdup(buffer);
+ }
+
+ return name;
+}
+
+
+
+char *truncate_dll_name(char *path)
+{
+ /* Cut DLL name down to 8 characters after removing any mod_ prefix */
+ char *tmppath = strdup(path);
+ char *newname = strrchr(tmppath, '/') + 1;
+ char *ext = strrchr(tmppath, '.');
+ int len;
+
+ if (ext == NULL)
+ return tmppath;
+
+ len = ext - newname;
+
+ if (strncmp(newname, "mod_", 4) == 0) {
+ strcpy(newname, newname + 4);
+ len -= 4;
+ }
+
+ if (len > 8) {
+ strcpy(newname + 8, strchr(newname, '.'));
+ }
+
+ return tmppath;
+}
Code Review / bottlenecks.git / blobdiff