From e94e25208936ab8f6ab684b1b229bc29073b955d Mon Sep 17 00:00:00 2001 From: Michael Stapelberg Date: Tue, 7 Oct 2008 11:22:35 +0200 Subject: Strip all non-digit characters from pidbuf This is needed for dhclient's pidfile, as it contains a newline --- wmiistatus.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'wmiistatus.c') diff --git a/wmiistatus.c b/wmiistatus.c index 00aa487..bdb1e6a 100644 --- a/wmiistatus.c +++ b/wmiistatus.c @@ -246,7 +246,9 @@ static char *get_eth_info() { */ static bool process_runs(const char *path) { char pidbuf[512], - procbuf[512]; + procbuf[512], + *walk; + int n; static glob_t globbuf; struct stat statbuf; @@ -257,8 +259,15 @@ static bool process_runs(const char *path) { globfree(&globbuf); if (fd < 0) return false; - read(fd, pidbuf, sizeof(pidbuf)); + n = read(fd, pidbuf, sizeof(pidbuf)); + if (n > 0) + pidbuf[n] = '\0'; close(fd); + for (walk = pidbuf; *walk != '\0'; walk++) + if (!isdigit((int)(*walk))) { + *walk = '\0'; + break; + } sprintf(procbuf, "/proc/%s", pidbuf); return (stat(procbuf, &statbuf) >= 0); } -- cgit v1.2.3