227 lines
9.3 KiB
C
227 lines
9.3 KiB
C
/*
|
||
* vim:ts=8:expandtab
|
||
*
|
||
* i3 - an improved dynamic tiling window manager
|
||
*
|
||
* © 2009 Michael Stapelberg and contributors
|
||
*
|
||
* See file LICENSE for license information.
|
||
*
|
||
*/
|
||
#include <stdio.h>
|
||
#include <string.h>
|
||
#include <sys/stat.h>
|
||
#include <stdlib.h>
|
||
#include <glob.h>
|
||
|
||
#include "i3.h"
|
||
#include "util.h"
|
||
#include "config.h"
|
||
|
||
Config config;
|
||
|
||
/*
|
||
* This function resolves ~ in pathnames.
|
||
*
|
||
*/
|
||
static char *glob_path(const char *path) {
|
||
static glob_t globbuf;
|
||
if (glob(path, GLOB_NOCHECK | GLOB_TILDE, NULL, &globbuf) < 0)
|
||
die("glob() failed");
|
||
char *result = sstrdup(globbuf.gl_pathc > 0 ? globbuf.gl_pathv[0] : path);
|
||
globfree(&globbuf);
|
||
return result;
|
||
}
|
||
|
||
|
||
/*
|
||
* Reads the configuration from ~/.i3/config or /etc/i3/config if not found.
|
||
*
|
||
* If you specify override_configpath, only this path is used to look for a
|
||
* configuration file.
|
||
*
|
||
*/
|
||
void load_configuration(const char *override_configpath) {
|
||
#define OPTION_STRING(name) \
|
||
if (strcasecmp(key, #name) == 0) { \
|
||
config.name = sstrdup(value); \
|
||
continue; \
|
||
}
|
||
|
||
#define REQUIRED_OPTION(name) \
|
||
if (config.name == NULL) \
|
||
die("You did not specify required configuration option " #name "\n");
|
||
|
||
#define OPTION_COLORTRIPLE(opt, name) \
|
||
if (strcasecmp(key, opt) == 0) { \
|
||
struct Colortriple buffer; \
|
||
memset(&buffer, 0, sizeof(struct Colortriple)); \
|
||
buffer.border[0] = buffer.background[0] = buffer.text[0] = '#'; \
|
||
if (sscanf(value, "#%06[0-9a-fA-F] #%06[0-9a-fA-F] #%06[0-9a-fA-F]", \
|
||
buffer.border + 1, buffer.background + 1, buffer.text + 1) != 3 || \
|
||
strlen(buffer.border) != 7 || \
|
||
strlen(buffer.background) != 7 || \
|
||
strlen(buffer.text) != 7) \
|
||
die("invalid color code line: %s\n", value); \
|
||
memcpy(&config.name, &buffer, sizeof(struct Colortriple)); \
|
||
continue; \
|
||
}
|
||
|
||
/* Clear the old config or initialize the data structure */
|
||
memset(&config, 0, sizeof(config));
|
||
|
||
/* Initialize default colors */
|
||
strcpy(config.client.focused.border, "#4c7899");
|
||
strcpy(config.client.focused.background, "#285577");
|
||
strcpy(config.client.focused.text, "#ffffff");
|
||
|
||
strcpy(config.client.focused_inactive.border, "#4c7899");
|
||
strcpy(config.client.focused_inactive.background, "#555555");
|
||
strcpy(config.client.focused_inactive.text, "#ffffff");
|
||
|
||
strcpy(config.client.unfocused.border, "#333333");
|
||
strcpy(config.client.unfocused.background, "#222222");
|
||
strcpy(config.client.unfocused.text, "#888888");
|
||
|
||
strcpy(config.bar.focused.border, "#4c7899");
|
||
strcpy(config.bar.focused.background, "#285577");
|
||
strcpy(config.bar.focused.text, "#ffffff");
|
||
|
||
strcpy(config.bar.unfocused.border, "#333333");
|
||
strcpy(config.bar.unfocused.background, "#222222");
|
||
strcpy(config.bar.unfocused.text, "#888888");
|
||
|
||
FILE *handle;
|
||
if (override_configpath != NULL) {
|
||
if ((handle = fopen(override_configpath, "r")) == NULL)
|
||
die("Could not open configfile \"%s\".\n", override_configpath);
|
||
} else {
|
||
/* We first check for ~/.i3/config, then for /etc/i3/config */
|
||
char *globbed = glob_path("~/.i3/config");
|
||
if ((handle = fopen(globbed, "r")) == NULL)
|
||
if ((handle = fopen("/etc/i3/config", "r")) == NULL)
|
||
die("Neither \"%s\" nor /etc/i3/config could be opened\n", globbed);
|
||
free(globbed);
|
||
}
|
||
char key[512], value[512], buffer[1026];
|
||
|
||
while (!feof(handle)) {
|
||
if (fgets(buffer, 1024, handle) == NULL) {
|
||
/* fgets returns NULL on EOF and on error, so see which one it is. */
|
||
if (feof(handle))
|
||
break;
|
||
die("Could not read configuration file\n");
|
||
}
|
||
|
||
/* sscanf implicitly strips whitespace. Also, we skip comments and empty lines. */
|
||
if (sscanf(buffer, "%s %[^\n]", key, value) < 1 ||
|
||
key[0] == '#' || strlen(key) < 3)
|
||
continue;
|
||
|
||
OPTION_STRING(terminal);
|
||
OPTION_STRING(font);
|
||
|
||
/* Colors */
|
||
OPTION_COLORTRIPLE("client.focused", client.focused);
|
||
OPTION_COLORTRIPLE("client.focused_inactive", client.focused_inactive);
|
||
OPTION_COLORTRIPLE("client.unfocused", client.unfocused);
|
||
OPTION_COLORTRIPLE("client.focused", client.focused);
|
||
OPTION_COLORTRIPLE("bar.focused", bar.focused);
|
||
OPTION_COLORTRIPLE("bar.unfocused", bar.unfocused);
|
||
|
||
/* exec-lines (autostart) */
|
||
if (strcasecmp(key, "exec") == 0) {
|
||
struct Autostart *new = smalloc(sizeof(struct Autostart));
|
||
new->command = sstrdup(value);
|
||
TAILQ_INSERT_TAIL(&autostarts, new, autostarts);
|
||
continue;
|
||
}
|
||
|
||
/* key bindings */
|
||
if (strcasecmp(key, "bind") == 0) {
|
||
#define CHECK_MODIFIER(name) \
|
||
if (strncasecmp(walk, #name, strlen(#name)) == 0) { \
|
||
modifiers |= BIND_##name; \
|
||
walk += strlen(#name) + 1; \
|
||
continue; \
|
||
}
|
||
char *walk = value, *rest;
|
||
uint32_t modifiers = 0;
|
||
|
||
while (*walk != '\0') {
|
||
/* Need to check for Mod1-5, Ctrl, Shift, Mode_switch */
|
||
CHECK_MODIFIER(SHIFT);
|
||
CHECK_MODIFIER(CONTROL);
|
||
CHECK_MODIFIER(MODE_SWITCH);
|
||
CHECK_MODIFIER(MOD1);
|
||
CHECK_MODIFIER(MOD2);
|
||
CHECK_MODIFIER(MOD3);
|
||
CHECK_MODIFIER(MOD4);
|
||
CHECK_MODIFIER(MOD5);
|
||
|
||
/* No modifier found? Then we’re done with this step */
|
||
break;
|
||
}
|
||
|
||
/* Now check for the keycode */
|
||
int keycode = strtol(walk, &rest, 10);
|
||
if (!rest || *rest != ' ')
|
||
die("Invalid binding\n");
|
||
rest++;
|
||
LOG("keycode = %d, modifiers = %d, command = *%s*\n", keycode, modifiers, rest);
|
||
Binding *new = smalloc(sizeof(Binding));
|
||
new->keycode = keycode;
|
||
new->mods = modifiers;
|
||
new->command = sstrdup(rest);
|
||
TAILQ_INSERT_TAIL(&bindings, new, bindings);
|
||
continue;
|
||
}
|
||
|
||
/* assign window class[/window title] → workspace */
|
||
if (strcasecmp(key, "assign") == 0) {
|
||
LOG("assign: \"%s\"\n", value);
|
||
char *class_title = sstrdup(value);
|
||
char *target;
|
||
|
||
/* If the window class/title is quoted we skip quotes */
|
||
if (class_title[0] == '"') {
|
||
class_title++;
|
||
char *end = strchr(class_title, '"');
|
||
if (end == NULL)
|
||
die("Malformed assignment, couldn't find terminating quote\n");
|
||
*end = '\0';
|
||
} else {
|
||
/* If it is not quoted, we terminate it at the first space */
|
||
char *end = strchr(class_title, ' ');
|
||
if (end == NULL)
|
||
die("Malformed assignment, couldn't find terminating space\n");
|
||
*end = '\0';
|
||
}
|
||
|
||
/* The target is the last argument separated by a space */
|
||
if ((target = strrchr(value, ' ')) == NULL)
|
||
die("Malformed assignment, couldn't find target\n");
|
||
target++;
|
||
|
||
if (atoi(target) < 1 || atoi(target) > 10)
|
||
die("Malformed assignment, invalid workspace number\n");
|
||
|
||
LOG("assignment parsed: \"%s\" to \"%s\"\n", class_title, target);
|
||
|
||
struct Assignment *new = smalloc(sizeof(struct Assignment));
|
||
new->windowclass_title = class_title;
|
||
new->workspace = atoi(target);
|
||
TAILQ_INSERT_TAIL(&assignments, new, assignments);
|
||
continue;
|
||
}
|
||
|
||
die("Unknown configfile option: %s\n", key);
|
||
}
|
||
fclose(handle);
|
||
|
||
REQUIRED_OPTION(terminal);
|
||
REQUIRED_OPTION(font);
|
||
|
||
return;
|
||
}
|