diff options
Diffstat (limited to 'src/libmain/shared.cc')
| -rw-r--r-- | src/libmain/shared.cc | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/libmain/shared.cc b/src/libmain/shared.cc index 1d50346a1bf8..8d06455fa739 100644 --- a/src/libmain/shared.cc +++ b/src/libmain/shared.cc @@ -291,8 +291,9 @@ int handleExceptions(const string & programName, std::function<void()> fun) RunPager::RunPager() { - string pager = getEnv("PAGER"); - if (!isatty(STDOUT_FILENO) || pager.empty()) return; + if (!isatty(STDOUT_FILENO)) return; + string pager = getEnv("PAGER", "default"); + if (pager == "" || pager == "cat") return; /* Ignore SIGINT. The pager will handle it (and we'll get SIGPIPE). */ @@ -312,7 +313,11 @@ RunPager::RunPager() throw SysError("dupping stdin"); if (!getenv("LESS")) setenv("LESS", "FRSXMK", 1); - execl("/bin/sh", "sh", "-c", pager.c_str(), NULL); + if (pager != "default") + execl("/bin/sh", "sh", "-c", pager.c_str(), NULL); + execlp("pager", "pager", NULL); + execlp("less", "less", NULL); + execlp("more", "more", NULL); throw SysError(format("executing ‘%1%’") % pager); }); |