emo/openrc
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Save a few bytes and make it easier to read.

Browse Source
This commit is contained in:
Roy Marples
2008-04-30 15:26:29 +00:00
parent a818eebf7b
commit 208443fa0e
1 changed files with 10 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/librc/librc-daemon.c
View File

@@ -85,18 +85,20 @@ static bool pid_is_exec(pid_t pid, const char *const *argv)
char buffer[PATH_MAX];
char *p;
int fd;
int r;
ssize_t bytes;
/* Check it's the right binary */
snprintf(cmdline, sizeof(cmdline), "/proc/%u/exe", pid);
memset(buffer, 0, sizeof(buffer));
if (readlink(cmdline, buffer, sizeof(buffer)) != -1) {
bytes = readlink(cmdline, buffer, sizeof(buffer));
if (bytes > 0) {
buffer[bytes] = '\0';
if (strcmp(*argv, buffer) == 0)
return true;
/* We should cater for deleted binaries too */
if (strlen(buffer) > 10) {
p = buffer + (strlen(buffer) - 10);
bytes = strlen(buffer);
if (bytes) {
p = buffer + (bytes - 10);
if (strcmp(p, " (deleted)") == 0) {
*p = '\0';
if (strcmp(buffer, *argv) == 0)
@@ -109,12 +111,12 @@ static bool pid_is_exec(pid_t pid, const char *const *argv)
if ((fd = open(cmdline, O_RDONLY)) < 0)
return false;
r = read(fd, buffer, sizeof(buffer));
bytes = read(fd, buffer, sizeof(buffer));
close(fd);
if (r == -1)
if (bytes == -1)
return false;
buffer[r] = '\0';
buffer[bytes] = '\0';
p = buffer;
while (*argv) {
if (strcmp(*argv, p) != 0)