Added --define

inc/config.h

@@ -25,6 +25,8 @@
 #include <stdarg.h>
 #include <stdio.h>
 
+void config_put(struct map* map, char* line);
+
 void config_load(struct map* map, const char* config);
 
 char* config_get(struct map* config, const char* key, char* def_opt);

man/wofi.1

@@ -91,6 +91,9 @@ Specifies the location. See \fBwofi\fR(7) for more information, default is cente
 .TP
 .B \-a, \-\-no\-actions
 Disables multiple actions for modes that support it.
+.TP
+.B \-D, \-\-define=\fIKEY=VALUE\fR
+Sets a config option
 
 .SH CONFIGURATION
 Wofi has 3 main files used for configuration. All files are completely optional.

src/config.c

@@ -17,51 +17,61 @@
 
 #include <config.h>
 
+void config_put(struct map* map, char* line) {
+	line = strdup(line);
+	char* hash = strchr(line, '#');
+	if(hash != NULL) {
+		if(hash == line || *(hash - 1) != '\\') {
+			*hash = 0;
+		}
+	}
+	char* backslash = strchr(line, '\\');
+	size_t backslash_count = 0;
+	while(backslash != NULL) {
+		++backslash_count;
+		backslash = strchr(backslash + 1, '\\');
+	}
+	size_t line_size = strlen(line);
+	char* new_line = calloc(1, line_size + 1 - backslash_count);
+	size_t new_line_count = 0;
+	for(size_t count = 0; count < line_size; ++count) {
+		if(line[count] == '\\') {
+			continue;
+		}
+		new_line[new_line_count++] = line[count];
+	}
+	free(line);
+	line = new_line;
+	char* equals = strchr(line, '=');
+	if(equals == NULL) {
+		free(line);
+		return;
+	}
+	*equals = 0;
+	char* key = equals - 1;
+	while(*key == ' ') {
+		--key;
+	}
+	*(key + 1) = 0;
+	char* value = equals + 1;
+	while(*value == ' ') {
+		++value;
+	}
+	size_t len = strlen(value);
+	char* end = value + len - 1;
+	if(*end == '\n' || *end == ' ') {
+		*end = 0;
+	}
+	map_put(map, line, value);
+	free(line);
+}
+
 void config_load(struct map* map, const char* config) {
 	FILE* file = fopen(config, "r");
 	char* line = NULL;
 	size_t size = 0;
 	while(getline(&line, &size, file) != -1) {
-		char* hash = strchr(line, '#');
-		if(hash != NULL) {
-			if(hash == line || *(hash - 1) != '\\') {
-				*hash = 0;
-			}
-		}
-		char* backslash = strchr(line, '\\');
-		size_t backslash_count = 0;
-		while(backslash != NULL) {
-			++backslash_count;
-			backslash = strchr(backslash + 1, '\\');
-		}
-		char* new_line = calloc(1, size - backslash_count);
-		size_t line_size = strlen(line);
-		size_t new_line_count = 0;
-		for(size_t count = 0; count < line_size; ++count) {
-			if(line[count] == '\\') {
-				continue;
-			}
-			new_line[new_line_count++] = line[count];
-		}
-		free(line);
-		line = new_line;
-		char* equals = strchr(line, '=');
-		if(equals == NULL) {
-			continue;
-		}
-		*equals = 0;
-		char* key = equals - 1;
-		while(*key == ' ') {
-			--key;
-		}
-		*(key + 1) = 0;
-		char* value = equals + 1;
-		while(*value == ' ') {
-			++value;
-		}
-		size_t len = strlen(value);
-		*(value + len - 1) = 0;
-		map_put(map, line, value);
+		config_put(map, line);
 	}
 	free(line);
 	fclose(file);

src/main.c

@@ -34,6 +34,11 @@ static char* config_path;
 static char* stylesheet;
 static char* color_path;
 
+struct option_node {
+	char* option;
+	struct wl_list link;
+};
+
 static char* get_exec_name(char* path) {
 	char* slash = strrchr(path, '/');
 	uint64_t offset;
@@ -74,6 +79,7 @@ static void print_usage(char** argv) {
 	printf("--version\t-v\tPrints the version and then exits\n");
 	printf("--location\t-l\tSets the location\n");
 	printf("--no-actions\t-a\tDisables multiple actions for modes that support it\n");
+	printf("--define\t-D\tSets a config option\n");
 	exit(0);
 }
 
@@ -339,6 +345,12 @@ int main(int argc, char** argv) {
 			.flag = NULL,
 			.val = 'a'
 		},
+		{
+			.name = "define",
+			.has_arg = required_argument,
+			.flag = NULL,
+			.val = 'D'
+		},
 		{
 			.name = NULL,
 			.has_arg = 0,
@@ -369,8 +381,13 @@ int main(int argc, char** argv) {
 	char* parse_search = NULL;
 	char* location = NULL;
 	char* no_actions = NULL;
+
+	struct wl_list options;
+	wl_list_init(&options);
+	struct option_node* node;
+
 	int opt;
-	while((opt = getopt_long(argc, argv, "hfc:s:C:dS:W:H:p:x:y:nImk:t:P::ebM:iqvl:a", opts, NULL)) != -1) {
+	while((opt = getopt_long(argc, argv, "hfc:s:C:dS:W:H:p:x:y:nImk:t:P::ebM:iqvl:aD:", opts, NULL)) != -1) {
 		switch(opt) {
 		case 'h':
 			print_usage(argv);
@@ -456,6 +473,11 @@ int main(int argc, char** argv) {
 		case 'a':
 			no_actions = "true";
 			break;
+		case 'D':
+			node = malloc(sizeof(struct option_node));
+			node->option = optarg;
+			wl_list_insert(&options, &node->link);
+			break;
 		}
 	}
 
@@ -531,6 +553,13 @@ int main(int argc, char** argv) {
 
 	free(COLORS_LOCATION);
 
+	struct option_node* tmp;
+	wl_list_for_each_safe(node, tmp, &options, link) {
+		config_put(config, node->option);
+		wl_list_remove(&node->link);
+		free(node);
+	}
+
 	if(map_get(config, "show") != NULL) {
 		map_put(config, "mode", map_get(config, "show"));
 	}