Use XDG basedir for CACHE.

Makefile

@@ -47,8 +47,8 @@ ifeq (${PKG_CONFIG},${EMPTY})
 $(error Failed to find pkg-config. Please install pkg-config)
 endif
 
-CFLAGS+=$(shell ${PKG_CONFIG} --cflags x11 xinerama xft)
+CFLAGS+=$(shell ${PKG_CONFIG} --cflags x11 xinerama xft libxdg-basedir)
-LDADD+=$(shell ${PKG_CONFIG} --libs x11 xinerama xft)
+LDADD+=$(shell ${PKG_CONFIG} --libs x11 xinerama xft libxdg-basedir)
 
 ifeq (${LDADD},${EMPTY})
 $(error Failed to find the required dependencies: x11, xinerama, xft)

include/simpleswitcher.h

@@ -1,12 +1,15 @@
 #ifndef __SIMPLESWITCHER_H__
 #define __SIMPLESWITCHER_H__
 
+#include <basedir.h>
+
 #define MAX(a, b) ((a) > (b) ? (a) : (b))
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 #define NEAR(a,o,b) ((b) > (a)-(o) && (b) < (a)+(o))
 #define OVERLAP(a,b,c,d) (((a)==(c) && (b)==(d)) || MIN((a)+(b), (c)+(d)) - MAX((a), (c)) > 0)
 #define INTERSECT(x,y,w,h,x1,y1,w1,h1) (OVERLAP((x),(w),(x1),(w1)) && OVERLAP((y),(h),(y1),(h1)))
 
+extern const char *cache_dir;
 
 typedef enum {
     WINDOW_SWITCHER,

source/run-dialog.c

@@ -44,6 +44,8 @@
 #include <time.h>
 #endif
 
+#define RUN_CACHE_FILE "simpleswitcher.runcache"
+
 static inline int execsh( const char *cmd ,int run_in_term )
 {
 // use sh for args parsing
@@ -69,16 +71,13 @@ static pid_t exec_cmd( const char *cmd, int run_in_term )
     int curr = -1;
     unsigned int index = 0;
     char **retv = NULL;
-    const char *hd = getenv( "HOME" );
-
-    if ( hd == NULL ) return pid;
 
     /**
      * This happens in non-critical time (After launching app)
      * It is allowed to be a bit slower.
      */
-    char *path = allocate( strlen( hd ) + strlen( "/.simpleswitcher.cache" )+2 );
+    char *path = allocate( strlen( cache_dir ) + strlen( RUN_CACHE_FILE )+3 );
-    sprintf( path, "%s/%s", hd, ".simpleswitcher.cache" );
+    sprintf( path, "%s/%s", cache_dir, RUN_CACHE_FILE );
     FILE *fd = fopen ( path, "r" );
     char buffer[1024];
 
@@ -148,12 +147,9 @@ static char ** get_apps ( )
 
     if ( getenv( "PATH" ) == NULL ) return NULL;
 
-    const char *hd = getenv( "HOME" );
 
-    if ( hd == NULL ) return NULL;
+    path = allocate( strlen( cache_dir ) + strlen( RUN_CACHE_FILE )+3 );
-
+    sprintf( path, "%s/%s", cache_dir, RUN_CACHE_FILE );
-    path = allocate( strlen( hd ) + strlen( "/.simpleswitcher.cache" )+2 );
-    sprintf( path, "%s/%s", hd, ".simpleswitcher.cache" );
     FILE *fd = fopen ( path, "r" );
     char buffer[1024];
 

source/simpleswitcher.c

@@ -50,6 +50,7 @@
 #include <X11/Xft/Xft.h>
 #include <X11/extensions/Xinerama.h>
 
+
 #ifdef I3
 #include <errno.h>
 #include <linux/un.h>
@@ -69,6 +70,9 @@
 #define OPACITY             "_NET_WM_WINDOW_OPACITY"
 #define I3_SOCKET_PATH_PROP "I3_SOCKET_PATH"
 
+xdgHandle xdg_handle;
+const char *cache_dir = NULL;
+
 
 Settings config = {
     // Window settings
@@ -1261,6 +1265,15 @@ int main( int argc, char *argv[] )
         return EXIT_FAILURE;
     }
 
+    if(xdgInitHandle(&xdg_handle) == NULL) {
+        fprintf(stderr, "Failed to initialize XDG\n");
+        return EXIT_FAILURE;
+    }
+
+    cache_dir = xdgCacheHome(&xdg_handle);
+    printf("Cache directory: %s\n", cache_dir);
+
+
     signal( SIGCHLD, catch_exit );
     screen = DefaultScreenOfDisplay( display );
     screen_id = DefaultScreen( display );
@@ -1377,5 +1390,6 @@ int main( int argc, char *argv[] )
     if ( i3_socket_path != NULL ) free( i3_socket_path );
 
 #endif
+    xdgWipeHandle(&xdg_handle);
     return EXIT_SUCCESS;
 }

source/ssh-dialog.c

@@ -45,7 +45,7 @@
 #include <time.h>
 #endif
 
-#define SSH_CACHE_FILE ".simpleswitcher.sshcache"
+#define SSH_CACHE_FILE "simpleswitcher.sshcache"
 
 static inline int execshssh( const char *host )
 {
@@ -68,16 +68,13 @@ static pid_t exec_ssh( const char *cmd )
     int curr = -1;
     unsigned int index = 0;
     char **retv = NULL;
-    const char *hd = getenv( "HOME" );
-
-    if ( hd == NULL ) return pid;
 
     /**
      * This happens in non-critical time (After launching app)
      * It is allowed to be a bit slower.
      */
-    char *path = allocate( strlen( hd ) + strlen( "/"SSH_CACHE_FILE )+2 );
+    char *path = allocate( strlen( cache_dir ) + strlen( SSH_CACHE_FILE )+3 );
-    sprintf( path, "%s/%s", hd, SSH_CACHE_FILE );
+    sprintf( path, "%s/%s", cache_dir, SSH_CACHE_FILE );
     FILE *fd = fopen ( path, "r" );
     char buffer[1024];
 
@@ -145,14 +142,10 @@ static char ** get_ssh ( )
     clock_gettime( CLOCK_REALTIME, &start );
 #endif
 
-    if ( getenv( "PATH" ) == NULL ) return NULL;
+    if ( getenv( "HOME" ) == NULL ) return NULL;
 
-    const char *hd = getenv( "HOME" );
+    path = allocate( strlen( cache_dir ) + strlen( "/"SSH_CACHE_FILE )+2 );
-
+    sprintf( path, "%s/%s", cache_dir, SSH_CACHE_FILE );
-    if ( hd == NULL ) return NULL;
-
-    path = allocate( strlen( hd ) + strlen( "/"SSH_CACHE_FILE )+2 );
-    sprintf( path, "%s/%s", hd, SSH_CACHE_FILE );
     FILE *fd = fopen ( path, "r" );
     char buffer[1024];
 
@@ -170,8 +163,8 @@ static char ** get_ssh ( )
     }
 
     free( path );
-
+    const char *hd = getenv("HOME");
-    path = allocate( strlen( hd ) + strlen( "/.ssh/config" )+2 );
+    path = allocate( strlen( hd ) + strlen( ".ssh/config" )+3 );
     sprintf( path, "%s/%s", hd, ".ssh/config" );
     fd = fopen ( path, "r" );