cleaned up
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bf7b8e37ee
commit
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30
dmenu_path.c
30
dmenu_path.c
@ -8,22 +8,21 @@
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#define CACHE ".dmenu_cache"
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static int qstrcmp(const void *a, const void *b);
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static void die(const char *s);
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static int qstrcmp(const void *a, const void *b);
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static void scan(void);
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static int uptodate(void);
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static char **items = NULL;
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static const char *Home, *Path;
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static size_t count = 0;
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static const char *home, *path;
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int
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main(void) {
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if(!(Home = getenv("HOME")))
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if(!(home = getenv("HOME")))
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die("no $HOME");
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if(!(Path = getenv("PATH")))
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if(!(path = getenv("PATH")))
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die("no $PATH");
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if(chdir(Home) < 0)
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if(chdir(home) < 0)
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die("chdir failed");
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if(uptodate()) {
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execlp("cat", "cat", CACHE, NULL);
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@ -47,15 +46,16 @@ qstrcmp(const void *a, const void *b) {
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void
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scan(void) {
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char buf[PATH_MAX];
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char *dir, *path;
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size_t i;
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char *dir, *p;
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size_t i, count;
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struct dirent *ent;
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DIR *dp;
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FILE *cache;
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if(!(path = strdup(Path)))
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count = 0;
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if(!(p = strdup(path)))
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die("strdup failed");
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for(dir = strtok(path, ":"); dir; dir = strtok(NULL, ":")) {
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for(dir = strtok(p, ":"); dir; dir = strtok(NULL, ":")) {
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if(!(dp = opendir(dir)))
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continue;
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while((ent = readdir(dp))) {
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@ -79,23 +79,23 @@ scan(void) {
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fprintf(stdout, "%s\n", items[i]);
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}
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fclose(cache);
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free(path);
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free(p);
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}
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int
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uptodate(void) {
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char *dir, *path;
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char *dir, *p;
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time_t mtime;
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struct stat st;
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if(stat(CACHE, &st) < 0)
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return 0;
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mtime = st.st_mtime;
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if(!(path = strdup(Path)))
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if(!(p = strdup(path)))
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die("strdup failed");
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for(dir = strtok(path, ":"); dir; dir = strtok(NULL, ":"))
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for(dir = strtok(p, ":"); dir; dir = strtok(NULL, ":"))
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if(!stat(dir, &st) && st.st_mtime > mtime)
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return 0;
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free(path);
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free(p);
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return 1;
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}
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