--- /dev/null
+
+#include <popt.h>
+#include <glib.h>
+#include <lttv/option.h>
+
+#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
+#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
+
+typedef struct _LttvOption {
+ char *long_name;
+ char char_name;
+ char *description;
+ char *arg_description;
+ LttvOptionType t;
+ gpointer p;
+ LttvOptionHook hook;
+ gpointer hook_data;
+} LttvOption;
+
+GHashTable *options;
+
+
+static void
+list_options(gpointer key, gpointer value, gpointer user_data)
+{
+ g_ptr_array_add((GPtrArray *)user_data, value);
+}
+
+
+static void
+free_option(LttvOption *option)
+{
+ g_free(option->long_name);
+ g_free(option->description);
+ g_free(option->arg_description);
+ g_free(option);
+}
+
+
+void lttv_option_init(int argc, char **argv)
+{
+ g_info("Init option.c");
+ options = g_hash_table_new(g_str_hash, g_str_equal);
+}
+
+
+void lttv_option_destroy()
+{
+ LttvOption option;
+
+ GPtrArray *list = g_ptr_array_new();
+
+ int i;
+
+ g_info("Destroy option.c");
+ g_hash_table_foreach(options, list_options, list);
+ g_hash_table_destroy(options);
+
+ for(i = 0 ; i < list->len ; i++) {
+ free_option((LttvOption *)list->pdata[i]);
+ }
+ g_ptr_array_free(list, TRUE);
+}
+
+
+void lttv_option_add(const char *long_name, const char char_name,
+ const char *description, const char *arg_description,
+ const LttvOptionType t, void *p,
+ const LttvOptionHook h, void *hook_data)
+{
+ LttvOption *option;
+
+ g_info("Add option %s", long_name);
+ if(g_hash_table_lookup(options, long_name) != NULL) {
+ g_warning("duplicate option");
+ return;
+ }
+
+ option = g_new(LttvOption, 1);
+ option->long_name = g_strdup(long_name);
+ option->char_name = char_name;
+ option->description = g_strdup(description);
+ option->arg_description = g_strdup(arg_description);
+ option->t = t;
+ option->p = p;
+ option->hook = h;
+ option->hook_data = hook_data;
+ g_hash_table_insert(options, option->long_name, option);
+}
+
+
+void
+lttv_option_remove(const char *long_name)
+{
+ LttvOption *option = g_hash_table_lookup(options, long_name);
+
+ g_info("Remove option %s", long_name);
+ if(option == NULL) {
+ g_warning("trying to remove unknown option %s", long_name);
+ return;
+ }
+ g_hash_table_remove(options, long_name);
+ free_option(option);
+}
+
+
+static int poptToLTT[] = {
+ POPT_ARG_NONE, POPT_ARG_STRING, POPT_ARG_INT, POPT_ARG_LONG
+};
+
+static struct poptOption endOption = { NULL, '\0', 0, NULL, 0};
+
+
+static void
+build_popts(GPtrArray **plist, struct poptOption **ppopts, poptContext *pc,
+ int argc, char **argv)
+{
+ LttvOption *option;
+
+ GPtrArray *list;
+
+ struct poptOption *popts;
+
+ poptContext c;
+
+ guint i;
+
+ list = g_ptr_array_new();
+
+ g_hash_table_foreach(options, list_options, list);
+
+ /* Build a popt options array from our list */
+
+ popts = g_new(struct poptOption, list->len + 1);
+
+ for(i = 0 ; i < list->len ; i++) {
+ option = (LttvOption *)list->pdata[i];
+ popts[i].longName = option->long_name;
+ popts[i].shortName = option->char_name;
+ popts[i].descrip = option->description;
+ popts[i].argDescrip = option->arg_description;
+ popts[i].argInfo = poptToLTT[option->t];
+ popts[i].arg = option->p;
+ popts[i].val = i + 1;
+ }
+
+ /* Terminate the array for popt and create the context */
+
+ popts[list->len] = endOption;
+ c = poptGetContext(argv[0], argc, (const char**)argv, popts, 0);
+
+ *plist = list;
+ *ppopts = popts;
+ *pc = c;
+}
+
+
+static void
+destroy_popts(GPtrArray **plist, struct poptOption **ppopts, poptContext *pc)
+{
+ g_ptr_array_free(*plist, TRUE); *plist = NULL;
+ g_free(*ppopts); *ppopts = NULL;
+ poptFreeContext(*pc);
+}
+
+
+void lttv_option_parse(int argc, char **argv)
+{
+ GPtrArray *list;
+
+ LttvOption *option;
+
+ int i, rc, first_arg;
+
+ struct poptOption *popts;
+
+ poptContext c;
+
+ i = 0;
+
+ first_arg = 0;
+
+ build_popts(&list, &popts, &c, argc, argv);
+
+ /* Parse options while not end of options event */
+
+ while((rc = poptGetNextOpt(c)) != -1) {
+
+ /* The option was recognized and the rc value returned is the argument
+ position in the array. Call the associated hook if present. */
+
+ if(rc > 0) {
+ option = (LttvOption *)(list->pdata[rc - 1]);
+ g_info("Option %s encountered", option->long_name);
+ if(option->hook != NULL) {
+ g_info("Option %s hook called", option->long_name);
+ option->hook(option->hook_data);
+ }
+ i++;
+ }
+
+ else if(rc == POPT_ERROR_BADOPT && i != first_arg) {
+ g_info("Option %s not recognized, rescan options with new additions",
+ poptBadOption(c,0));
+
+ /* Perhaps this option is newly added, restart parsing */
+
+ destroy_popts(&list, &popts, &c);
+ build_popts(&list, &popts, &c, argc, argv);
+
+ /* Get back to the same argument */
+
+ first_arg = i;
+ for(i = 0; i < first_arg; i++) {
+ rc = poptGetNextOpt(c);
+ option = (LttvOption *)(list->pdata[rc - 1]);
+ g_info("Option %s rescanned, skipped", option->long_name);
+ }
+ }
+
+ else {
+
+ /* The option has some error and it is not because this is a newly
+ added option not recognized. */
+
+ g_error("option %s: %s", poptBadOption(c,0), poptStrerror(rc));
+ break;
+ }
+
+ }
+
+ destroy_popts(&list, &popts, &c);
+}
+
+static void show_help(LttvOption *option)
+{
+ printf("--%s -%c argument: %s\n" , option->long_name,
+ option->char_name,
+ option->arg_description);
+ printf(" %s\n" , option->description);
+
+}
+
+void lttv_option_show_help(void)
+{
+ LttvOption option;
+
+ GPtrArray *list = g_ptr_array_new();
+
+ int i;
+
+ g_hash_table_foreach(options, list_options, list);
+
+ printf("Built-in commands available:\n");
+ printf("\n");
+
+ for(i = 0 ; i < list->len ; i++) {
+ show_help((LttvOption *)list->pdata[i]);
+ }
+ g_ptr_array_free(list, TRUE);
+
+
+}
+
+++ /dev/null
-
-#include <popt.h>
-#include <glib.h>
-#include <lttv/option.h>
-
-#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
-#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
-
-typedef struct _LttvOption {
- char *long_name;
- char char_name;
- char *description;
- char *arg_description;
- LttvOptionType t;
- gpointer p;
- LttvOptionHook hook;
- gpointer hook_data;
-} LttvOption;
-
-GHashTable *options;
-
-
-static void
-list_options(gpointer key, gpointer value, gpointer user_data)
-{
- g_ptr_array_add((GPtrArray *)user_data, value);
-}
-
-
-static void
-free_option(LttvOption *option)
-{
- g_free(option->long_name);
- g_free(option->description);
- g_free(option->arg_description);
- g_free(option);
-}
-
-
-void lttv_option_init(int argc, char **argv)
-{
- g_info("Init option.c");
- options = g_hash_table_new(g_str_hash, g_str_equal);
-}
-
-
-void lttv_option_destroy()
-{
- LttvOption option;
-
- GPtrArray *list = g_ptr_array_new();
-
- int i;
-
- g_info("Destroy option.c");
- g_hash_table_foreach(options, list_options, list);
- g_hash_table_destroy(options);
-
- for(i = 0 ; i < list->len ; i++) {
- free_option((LttvOption *)list->pdata[i]);
- }
- g_ptr_array_free(list, TRUE);
-}
-
-
-void lttv_option_add(const char *long_name, const char char_name,
- const char *description, const char *arg_description,
- const LttvOptionType t, void *p,
- const LttvOptionHook h, void *hook_data)
-{
- LttvOption *option;
-
- g_info("Add option %s", long_name);
- if(g_hash_table_lookup(options, long_name) != NULL) {
- g_warning("duplicate option");
- return;
- }
-
- option = g_new(LttvOption, 1);
- option->long_name = g_strdup(long_name);
- option->char_name = char_name;
- option->description = g_strdup(description);
- option->arg_description = g_strdup(arg_description);
- option->t = t;
- option->p = p;
- option->hook = h;
- option->hook_data = hook_data;
- g_hash_table_insert(options, option->long_name, option);
-}
-
-
-void
-lttv_option_remove(const char *long_name)
-{
- LttvOption *option = g_hash_table_lookup(options, long_name);
-
- g_info("Remove option %s", long_name);
- if(option == NULL) {
- g_warning("trying to remove unknown option %s", long_name);
- return;
- }
- g_hash_table_remove(options, long_name);
- free_option(option);
-}
-
-
-static int poptToLTT[] = {
- POPT_ARG_NONE, POPT_ARG_STRING, POPT_ARG_INT, POPT_ARG_LONG
-};
-
-static struct poptOption endOption = { NULL, '\0', 0, NULL, 0};
-
-
-static void
-build_popts(GPtrArray **plist, struct poptOption **ppopts, poptContext *pc,
- int argc, char **argv)
-{
- LttvOption *option;
-
- GPtrArray *list;
-
- struct poptOption *popts;
-
- poptContext c;
-
- guint i;
-
- list = g_ptr_array_new();
-
- g_hash_table_foreach(options, list_options, list);
-
- /* Build a popt options array from our list */
-
- popts = g_new(struct poptOption, list->len + 1);
-
- for(i = 0 ; i < list->len ; i++) {
- option = (LttvOption *)list->pdata[i];
- popts[i].longName = option->long_name;
- popts[i].shortName = option->char_name;
- popts[i].descrip = option->description;
- popts[i].argDescrip = option->arg_description;
- popts[i].argInfo = poptToLTT[option->t];
- popts[i].arg = option->p;
- popts[i].val = i + 1;
- }
-
- /* Terminate the array for popt and create the context */
-
- popts[list->len] = endOption;
- c = poptGetContext(argv[0], argc, (const char**)argv, popts, 0);
-
- *plist = list;
- *ppopts = popts;
- *pc = c;
-}
-
-
-static void
-destroy_popts(GPtrArray **plist, struct poptOption **ppopts, poptContext *pc)
-{
- g_ptr_array_free(*plist, TRUE); *plist = NULL;
- g_free(*ppopts); *ppopts = NULL;
- poptFreeContext(*pc);
-}
-
-
-void lttv_option_parse(int argc, char **argv)
-{
- GPtrArray *list;
-
- LttvOption *option;
-
- int i, rc, first_arg;
-
- struct poptOption *popts;
-
- poptContext c;
-
- i = 0;
-
- first_arg = 0;
-
- build_popts(&list, &popts, &c, argc, argv);
-
- /* Parse options while not end of options event */
-
- while((rc = poptGetNextOpt(c)) != -1) {
-
- /* The option was recognized and the rc value returned is the argument
- position in the array. Call the associated hook if present. */
-
- if(rc > 0) {
- option = (LttvOption *)(list->pdata[rc - 1]);
- g_info("Option %s encountered", option->long_name);
- if(option->hook != NULL) {
- g_info("Option %s hook called", option->long_name);
- option->hook(option->hook_data);
- }
- i++;
- }
-
- else if(rc == POPT_ERROR_BADOPT && i != first_arg) {
- g_info("Option %s not recognized, rescan options with new additions",
- poptBadOption(c,0));
-
- /* Perhaps this option is newly added, restart parsing */
-
- destroy_popts(&list, &popts, &c);
- build_popts(&list, &popts, &c, argc, argv);
-
- /* Get back to the same argument */
-
- first_arg = i;
- for(i = 0; i < first_arg; i++) {
- rc = poptGetNextOpt(c);
- option = (LttvOption *)(list->pdata[rc - 1]);
- g_info("Option %s rescanned, skipped", option->long_name);
- }
- }
-
- else {
-
- /* The option has some error and it is not because this is a newly
- added option not recognized. */
-
- g_error("option %s: %s", poptBadOption(c,0), poptStrerror(rc));
- break;
- }
-
- }
-
- destroy_popts(&list, &popts, &c);
-}
-
-static void show_help(LttvOption *option)
-{
- printf("--%s -%c argument: %s\n" , option->long_name,
- option->char_name,
- option->arg_description);
- printf(" %s\n" , option->description);
-
-}
-
-void lttv_option_show_help(void)
-{
- LttvOption option;
-
- GPtrArray *list = g_ptr_array_new();
-
- int i;
-
- g_hash_table_foreach(options, list_options, list);
-
- printf("Built-in commands available:\n");
- printf("\n");
-
- for(i = 0 ; i < list->len ; i++) {
- show_help((LttvOption *)list->pdata[i]);
- }
- g_ptr_array_free(list, TRUE);
-
-
-}
-
projects / lttv.git / commitdiff
