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Add a snprinf wrapper which checks that the buffer was big enough
[elogind.git]
/
src
/
shared
/
pager.c
diff --git
a/src/shared/pager.c
b/src/shared/pager.c
index 286394072567458582e852e5af9236337d44b968..a9f2b7e4f493785886e510ec590d6bfef65fb45d 100644
(file)
--- a/
src/shared/pager.c
+++ b/
src/shared/pager.c
@@
-67,10
+67,8
@@
int pager_open(bool jump_to_end) {
* pager so that we get the value from the actual tty */
columns();
* pager so that we get the value from the actual tty */
columns();
- if (pipe(fd) < 0) {
- log_error_errno(errno, "Failed to create pager pipe: %m");
- return -errno;
- }
+ if (pipe(fd) < 0)
+ return log_error_errno(errno, "Failed to create pager pipe: %m");
parent_pid = getpid();
parent_pid = getpid();
@@
-126,10
+124,8
@@
int pager_open(bool jump_to_end) {
}
/* Return in the parent */
}
/* Return in the parent */
- if (dup2(fd[1], STDOUT_FILENO) < 0) {
- log_error_errno(errno, "Failed to duplicate pager pipe: %m");
- return -errno;
- }
+ if (dup2(fd[1], STDOUT_FILENO) < 0)
+ return log_error_errno(errno, "Failed to duplicate pager pipe: %m");
safe_close_pair(fd);
return 1;
safe_close_pair(fd);
return 1;
@@
-176,10
+172,8
@@
int show_man_page(const char *desc, bool null_stdio) {
args[1] = desc;
pid = fork();
args[1] = desc;
pid = fork();
- if (pid < 0) {
- log_error_errno(errno, "Failed to fork: %m");
- return -errno;
- }
+ if (pid < 0)
+ return log_error_errno(errno, "Failed to fork: %m");
if (pid == 0) {
/* Child */
if (pid == 0) {
/* Child */