Mercurial > hg > toybox
changeset 1145:80c9df5145fe draft
Move names_to_pid from pending to lib.
author | Rob Landley <rob@landley.net> |
---|---|
date | Thu, 19 Dec 2013 09:32:30 -0600 |
parents | 58daf9c9a0b1 |
children | 3570984a1015 |
files | lib/lib.c lib/lib.h lib/pending.c lib/pending.h |
diffstat | 4 files changed, 26 insertions(+), 30 deletions(-) [+] |
line wrap: on
line diff
--- a/lib/lib.c Wed Dec 18 10:25:02 2013 -0600 +++ b/lib/lib.c Thu Dec 19 09:32:30 2013 -0600 @@ -710,3 +710,28 @@ else c = '-'; *buf = c; } + +// Execute a callback for each PID that matches a process name from a list. +void names_to_pid(char **names, int (*callback)(pid_t pid, char *name)) +{ + DIR *dp; + struct dirent *entry; + + if (!(dp = opendir("/proc"))) perror_exit("opendir"); + + while ((entry = readdir(dp))) { + unsigned u; + char *cmd, **curname; + + if (!(u = atoi(entry->d_name))) continue; + sprintf(libbuf, "/proc/%u/cmdline", u); + if (!(cmd = readfile(libbuf, libbuf, sizeof(libbuf)))) continue; + + for (curname = names; *curname; curname++) + if (**curname == '/' ? !strcmp(cmd, *curname) + : !strcmp(basename(cmd), basename(*curname))) + if (callback(u, *curname)) break; + if (*curname) break; + } + closedir(dp); +}
--- a/lib/lib.h Wed Dec 18 10:25:02 2013 -0600 +++ b/lib/lib.h Thu Dec 19 09:32:30 2013 -0600 @@ -177,5 +177,6 @@ mode_t string_to_mode(char *mode_str, mode_t base); void mode_to_string(mode_t mode, char *buf); +void names_to_pid(char **names, int (*callback)(pid_t pid, char *name)); #include "lib/pending.h"
--- a/lib/pending.c Wed Dec 18 10:25:02 2013 -0600 +++ b/lib/pending.c Thu Dec 19 09:32:30 2013 -0600 @@ -5,31 +5,6 @@ #include "toys.h" -// Execute a callback for each PID that matches a process name from a list. -void names_to_pid(char **names, int (*callback)(pid_t pid, char *name)) -{ - DIR *dp; - struct dirent *entry; - - if (!(dp = opendir("/proc"))) perror_exit("opendir"); - - while ((entry = readdir(dp))) { - unsigned u; - char *cmd, **curname; - - if (!(u = atoi(entry->d_name))) continue; - sprintf(libbuf, "/proc/%u/cmdline", u); - if (!(cmd = readfile(libbuf, libbuf, sizeof(libbuf)))) continue; - - for (curname = names; *curname; curname++) - if (**curname == '/' ? !strcmp(cmd, *curname) - : !strcmp(basename(cmd), basename(*curname))) - if (callback(u, *curname)) break; - if (*curname) break; - } - closedir(dp); -} - void daemonize(void) { int fd = open("/dev/null", O_RDWR);
--- a/lib/pending.h Wed Dec 18 10:25:02 2013 -0600 +++ b/lib/pending.h Thu Dec 19 09:32:30 2013 -0600 @@ -8,11 +8,6 @@ typedef float FLOAT; //#endif -// libc generally has this, but the headers are screwed up -ssize_t getline(char **lineptr, size_t *n, FILE *stream); - -void names_to_pid(char **names, int (*callback)(pid_t pid, char *name)); - // password.c #define MAX_SALT_LEN 20 //3 for id, 16 for key, 1 for '\0' #define SYS_FIRST_ID 100