If not exist, automatically copy default /usr/etc/dillo config files …

…to ~/.dillo/
w00fpack · Nov 19, 2021 · 39d9182 · 39d9182
1 parent ac85f35
commit 39d9182
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Showing 2 changed files with 30 additions and 9 deletions.
diff --git a/src/paths.cc b/src/paths.cc
@@ -17,6 +17,8 @@
 #include "../dlib/dlib.h"
 #include "paths.hh"
 
+#include <fcntl.h>
+
 /*
  * Local data
  */
@@ -81,21 +83,37 @@ FILE *Paths::getPrefsFP(const char *rcFile)
 {
  FILE *fp;
  char *path = dStrconcat(dGethomedir(), "/.dillo/", rcFile, NULL);
+ char *path2 = dStrconcat(DILLO_SYSCONF, rcFile, NULL);
 
  if (!(fp = fopen(path, "r"))) {
- MSG("paths: Cannot open file '%s': %s\n", path, dStrerror(errno));
-
- char *path2 = dStrconcat(DILLO_SYSCONF, rcFile, NULL);
- if (!(fp = fopen(path2, "r"))) {
- MSG("paths: Cannot open file '%s': %s\n", path2, dStrerror(errno));
- MSG("paths: Using internal defaults...\n");
- } else {
- MSG("paths: Using %s\n", path2);
+ copy_file(path2, path);
+ if (!(fp = fopen(path, "r"))) {
+ MSG("paths: Using internal defaults because could not make '%s': %s\n", path, dStrerror(errno));
  }
- dFree(path2);
  }
 
  dFree(path);
+ dFree(path2);
+
  return fp;
 }
 
+void Paths::copy_file( char *filename, char *outfile){
+ int in_fd, out_fd, n_chars;
+ char buf[BUFFERSIZE];
+
+ if ( (in_fd=open(filename, O_RDONLY)) == -1 )
+ MSG("Cannot open %s: %s", filename,dStrerror(errno));
+
+ if ( (out_fd=creat( outfile, COPYMODE)) == -1 )
+ MSG( "Cannot create %s: %s", outfile, dStrerror(errno));
+
+ while ( (n_chars = read(in_fd , buf, BUFFERSIZE)) > 0 )
+
+ if ( write( out_fd, buf, n_chars ) != n_chars )
+ MSG("Write error to %s: %s", outfile, dStrerror(errno));
+ if ( n_chars == -1 )
+ MSG("Read error from %s: %s", outfile, dStrerror(errno));
+ if ( close(in_fd) == -1 || close(out_fd) == -1 )
+ MSG("Error closing files %s", dStrerror(errno));
+}
diff --git a/src/paths.hh b/src/paths.hh
@@ -16,13 +16,16 @@
 #define PATHS_RC_KEYS "keysrc"
 #define PATHS_RC_DOMAIN "domainrc"
 #define PATHS_HSTS_PRELOAD "hsts_preload"
+#define BUFFERSIZE 4096
+#define COPYMODE 0644
 
 class Paths {
 public:
  static void init(void);
  static void free(void);
  static char *getOldWorkingDir(void);
  static FILE *getPrefsFP(const char *rcFile);
+ static void copy_file(char *, char*);
 };
 
 #endif /* __PATHS_HH__ */