dmenu

my dmenu build
git clone https://git.afify.dev/dmenu.git
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commit 8cc28cb4265b0c088ea909e58f42342b2214722e
parent bb4424df072332243890714b055e978a5c70adf3
Author: Connor Lane Smith <cls@lubutu.com>
Date:   Sun, 27 Nov 2011 23:35:09 +0100

simplify stest
Diffstat:
Mdmenu_run | 6++----
Mstest.1 | 15+++++++--------
Mstest.c | 94+++++++++++++++++++++++++++++++++++++------------------------------------------
3 files changed, 53 insertions(+), 62 deletions(-)

diff --git a/dmenu_run b/dmenu_run @@ -5,10 +5,8 @@ if [ ! -d "`dirname "$CACHE"`" ]; then fi ( IFS=: - if ls -d $PATH | stest -q -n "$CACHE"; then - for dir in $PATH; do - ls $dir | stest -C $dir -fx - done | sort -u > "$CACHE" + if stest -dqr -n "$CACHE" $PATH; then + stest -flx $PATH | sort -u > "$CACHE" fi ) cmd=`dmenu "$@" < "$CACHE"` && exec sh -c "$cmd" diff --git a/stest.1 b/stest.1 @@ -3,9 +3,7 @@ stest \- filter a list of files by properties .SH SYNOPSIS .B stest -.RB [ -bcdefghpqrsuwx ] -.RB [ -C -.IR dir ] +.RB [ -abcdefghlpqrsuwx ] .RB [ -n .IR file ] .RB [ -o @@ -15,13 +13,11 @@ stest \- filter a list of files by properties .B stest takes a list of files and filters by the files' properties, analogous to .IR test (1). -Files which pass all tests are printed to stdout. If no files are given as -arguments, stest will read a list of files from stdin, one path per line. +Files which pass all tests are printed to stdout. .SH OPTIONS .TP -.BI \-C " dir" -Tests files relative to directory -.IR dir . +.B \-a +Test hidden files. .TP .B \-b Test that files are block specials. @@ -44,6 +40,9 @@ Test that files have their set-group-ID flag set. .B \-h Test that files are symbolic links. .TP +.B \-l +Test the contents of a directory given as an argument. +.TP .BI \-n " file" Test that files are newer than .IR file . diff --git a/stest.c b/stest.c @@ -1,4 +1,5 @@ /* See LICENSE file for copyright and license details. */ +#include <dirent.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> @@ -6,80 +7,73 @@ #include <unistd.h> #include <sys/stat.h> -#define OPER(x) (oper[(x)-'a']) +#define FLAG(x) (flag[(x)-'a']) -static bool test(const char *); +static void test(const char *, const char *); -static bool quiet = false; -static bool oper[26]; +static bool match = false; +static bool flag[26]; static struct stat old, new; int main(int argc, char *argv[]) { - char buf[BUFSIZ], *p; - bool match = false; + struct dirent *d; + char buf[BUFSIZ]; + DIR *dir; int opt; - while((opt = getopt(argc, argv, "C:bcdefghn:o:pqrsuwx")) != -1) + while((opt = getopt(argc, argv, "abcdefghln:o:pqrsuwx")) != -1) switch(opt) { - case 'C': /* tests relative to directory */ - if(chdir(optarg) == -1) { - perror(optarg); - exit(2); - } - break; case 'n': /* newer than file */ case 'o': /* older than file */ - if(!(OPER(opt) = stat(optarg, (opt == 'n' ? &new : &old)) == 0)) + if(!(FLAG(opt) = !stat(optarg, (opt == 'n' ? &new : &old)))) perror(optarg); break; - case 'q': /* quiet (no output, just status) */ - quiet = true; - break; default: /* miscellaneous operators */ - OPER(opt) = true; + FLAG(opt) = true; break; case '?': /* error: unknown flag */ - fprintf(stderr, "usage: %s [-bcdefghpqrsuwx] [-C dir] [-n file] [-o file] [file...]\n", argv[0]); + fprintf(stderr, "usage: %s [-abcdefghlpqrsuwx] [-n file] [-o file] [file...]\n", argv[0]); exit(2); } - if(optind == argc) - while(fgets(buf, sizeof buf, stdin)) { - if(*(p = &buf[strlen(buf)-1]) == '\n') - *p = '\0'; - match |= test(buf); + for(; optind < argc; optind++) + if(FLAG('l') && (dir = opendir(argv[optind]))) { + /* test directory contents */ + while((d = readdir(dir))) + if(snprintf(buf, sizeof buf, "%s/%s", argv[optind], d->d_name) < sizeof buf) + test(buf, d->d_name); + closedir(dir); } - else - while(optind < argc) - match |= test(argv[optind++]); + else + test(argv[optind], argv[optind]); return match ? 0 : 1; } -bool -test(const char *path) { - struct stat st; +void +test(const char *path, const char *name) { + struct stat st, ln; - if((!OPER('b') || (stat(path, &st) == 0 && S_ISBLK(st.st_mode))) /* block special */ - && (!OPER('c') || (stat(path, &st) == 0 && S_ISCHR(st.st_mode))) /* character special */ - && (!OPER('d') || (stat(path, &st) == 0 && S_ISDIR(st.st_mode))) /* directory */ - && (!OPER('e') || (access(path, F_OK) == 0)) /* exists */ - && (!OPER('f') || (stat(path, &st) == 0 && S_ISREG(st.st_mode))) /* regular file */ - && (!OPER('g') || (stat(path, &st) == 0 && (st.st_mode & S_ISGID))) /* set-group-id flag */ - && (!OPER('h') || (lstat(path, &st) == 0 && S_ISLNK(st.st_mode))) /* symbolic link */ - && (!OPER('n') || (stat(path, &st) == 0 && st.st_mtime > new.st_mtime)) /* newer than file */ - && (!OPER('o') || (stat(path, &st) == 0 && st.st_mtime < old.st_mtime)) /* older than file */ - && (!OPER('p') || (stat(path, &st) == 0 && S_ISFIFO(st.st_mode))) /* named pipe */ - && (!OPER('r') || (access(path, R_OK) == 0)) /* readable */ - && (!OPER('s') || (stat(path, &st) == 0 && st.st_size > 0)) /* not empty */ - && (!OPER('u') || (stat(path, &st) == 0 && (st.st_mode & S_ISUID))) /* set-user-id flag */ - && (!OPER('w') || (access(path, W_OK) == 0)) /* writable */ - && (!OPER('x') || (access(path, X_OK) == 0))) { /* executable */ - if(quiet) + if(!stat(path, &st) && !lstat(path, &ln) + && ( FLAG('a') || name[0] != '.') /* hidden */ + && (!FLAG('b') || S_ISBLK(st.st_mode)) /* block special */ + && (!FLAG('c') || S_ISCHR(st.st_mode)) /* character special */ + && (!FLAG('d') || S_ISDIR(st.st_mode)) /* directory */ + && (!FLAG('e') || access(path, F_OK) == 0) /* exists */ + && (!FLAG('f') || S_ISREG(st.st_mode)) /* regular file */ + && (!FLAG('g') || st.st_mode & S_ISGID) /* set-group-id flag */ + && (!FLAG('h') || (!lstat(path, &ln) && S_ISLNK(ln.st_mode))) /* symbolic link */ + && (!FLAG('n') || st.st_mtime > new.st_mtime) /* newer than file */ + && (!FLAG('o') || st.st_mtime < old.st_mtime) /* older than file */ + && (!FLAG('p') || S_ISFIFO(st.st_mode)) /* named pipe */ + && (!FLAG('r') || access(path, R_OK) == 0) /* readable */ + && (!FLAG('s') || st.st_size > 0) /* not empty */ + && (!FLAG('u') || st.st_mode & S_ISUID) /* set-user-id flag */ + && (!FLAG('w') || access(path, W_OK) == 0) /* writable */ + && (!FLAG('x') || access(path, X_OK) == 0)) { /* executable */ + if(FLAG('q')) exit(0); - puts(path); - return true; + match = true; + puts(name); } - else - return false; }