From f1ec6f8399adffd1bc10c9644333ed7a411cff23 Mon Sep 17 00:00:00 2001
From: Aoran Zeng <ccmywish@qq.com>
Date: Tue, 26 Sep 2023 22:24:48 +0800
Subject: [PATCH] Use `chsrc_check_file()`

---
 chsrc.c | 33 +++++++++++----------------------
 chsrc.h | 13 ++++++++++++-
 2 files changed, 23 insertions(+), 23 deletions(-)

diff --git a/chsrc.c b/chsrc.c
index d7f341e..b424e59 100644
--- a/chsrc.c
+++ b/chsrc.c
@@ -368,13 +368,11 @@ pl_go_setsrc (char* option)
 void
 pl_rust_getsrc (char* option)
 {
-  char* cmd = NULL;
   if(xy_on_windows) {
-    cmd = "type %USERPROFILE%\\.cargo";
+    chsrc_check_file ("%USERPROFILE%\\.cargo");
   } else {
-    cmd = "cat  ~/.cargo";
+    chsrc_check_file ("~/.cargo");
   }
-  chsrc_run(cmd);
 }
 
 /**
@@ -728,13 +726,11 @@ pl_r_getsrc (char* option)
   // options()$repos
   // options()$BioC_mirror
   //
-  char* cmd = NULL;
   if(xy_on_windows) {
-    cmd = "type %USERPROFILE%\\Documents\\.Rprofile";
+    chsrc_check_file ("%USERPROFILE%\\Documents\\.Rprofile");
   } else {
-    cmd = "cat ~/.Rprofile";
+    chsrc_check_file ("~/.Rprofile");
   }
-  chsrc_run(cmd);
 }
 
 /**
@@ -787,13 +783,11 @@ pl_r_setsrc (char* option)
 void
 pl_julia_getsrc (char* option)
 {
-  char* cmd = NULL;
   if(xy_on_windows) {
-    cmd = "type %USERPROFILE%\\.julia\\config\\startup.jl";
+    chsrc_check_file ("%USERPROFILE%\\.julia\\config\\startup.jl");
   } else {
-    cmd = "cat  ~/.julia/config/startup.jl";
+    chsrc_check_file ("~/.julia/config/startup.jl");
   }
-  chsrc_run(cmd);
 }
 
 /**
@@ -838,8 +832,7 @@ pl_julia_setsrc (char* option)
 void
 os_ubuntu_getsrc(char* option)
 {
-  char* cmd = "cat /etc/apt/sources.list";
-  chsrc_run(cmd);
+  chsrc_check_file ("/etc/apt/sources.list");
 }
 
 /**
@@ -894,8 +887,7 @@ os_ubuntu_setsrc (char* option)
 void
 os_debian_getsrc(char* option)
 {
-  char* cmd = "cat /etc/apt/sources.list";
-  chsrc_run(cmd);
+  chsrc_check_file ("/etc/apt/sources.list");
 }
 
 /**
@@ -942,8 +934,7 @@ os_debian_setsrc (char* option)
 void
 os_deepin_getsrc(char* option)
 {
-  char* cmd = "cat /etc/apt/sources.list";
-  chsrc_run(cmd);
+  chsrc_check_file ("/etc/apt/sources.list");
 }
 
 /**
@@ -1613,8 +1604,7 @@ os_freebsd_setsrc (char* option)
 void
 os_netbsd_getsrc (char* option)
 {
-  char* cmd = "cat /usr/pkg/etc/pkgin/repositories.conf";
-  chsrc_run(cmd);
+  chsrc_check_file ("/usr/pkg/etc/pkgin/repositories.conf");
 }
 
 /**
@@ -1663,8 +1653,7 @@ os_netbsd_setsrc(char* option)
 void
 os_openbsd_getsrc (char* option)
 {
-  char* cmd = "cat /etc/installurl";
-  chsrc_run(cmd);
+  chsrc_check_file ("/etc/installurl");
 }
 
 /**
diff --git a/chsrc.h b/chsrc.h
index e8be1ea..6be295d 100644
--- a/chsrc.h
+++ b/chsrc.h
@@ -272,7 +272,6 @@ not_root:
 #define chsrc_warn(str)    xy_warn(xy_2strjoin(App_Prefix,  (str)))
 #define chsrc_error(str)   xy_error(xy_2strjoin(App_Prefix, (str)))
 
-
 static void
 chsrc_run (const char* cmd)
 {
@@ -280,6 +279,18 @@ chsrc_run (const char* cmd)
   system(cmd);
 }
 
+static void
+chsrc_check_file (const char* path)
+{
+  char* cmd = NULL;
+  if(xy_on_windows) {
+    cmd = xy_2strjoin ("type ", path);
+  } else {
+    cmd = xy_2strjoin ("cat ", path);
+  }
+  chsrc_run (cmd);
+}
+
 static void
 chsrc_append_to_file (const char* str, const char* file)
 {