diff options
Diffstat (limited to 'src/unix/PidFile.hxx')
| -rw-r--r-- | src/unix/PidFile.hxx | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/unix/PidFile.hxx b/src/unix/PidFile.hxx index 3c3d5ca21..a8af1e890 100644 --- a/src/unix/PidFile.hxx +++ b/src/unix/PidFile.hxx @@ -82,4 +82,20 @@ public: } }; +gcc_pure +static inline pid_t +ReadPidFile(Path path) +{ + FILE *fp = FOpen(path, PATH_LITERAL("r")); + if (fp == nullptr) + return -1; + + int pid; + if (fscanf(fp, "%i", &pid) != 1) + pid = -1; + + fclose(fp); + return pid; +} + #endif |