diff options
Diffstat (limited to 'src/dir.c')
| -rw-r--r-- | src/dir.c | 46 |
1 files changed, 46 insertions, 0 deletions
@@ -21,6 +21,7 @@ #include "diff.h" #include <error.h> #include <exclude.h> +#include <filenamecat.h> #include <setjmp.h> #include <xalloc.h> @@ -316,3 +317,48 @@ dir_loop (struct comparison const *cmp, int i) return true; return false; } + +/* Find a matching filename in a directory. */ + +char * +find_dir_file_pathname (char const *dir, char const *file) +{ + char *val; + char const *match = file; + struct dirdata dirdata; + dirdata.names = NULL; + dirdata.data = NULL; + + if (ignore_file_name_case) + { + struct file_data filedata; + filedata.name = dir; + filedata.desc = 0; + + if (dir_read (&filedata, &dirdata)) + { + locale_specific_sorting = true; + if (setjmp (failed_locale_specific_sorting)) + match = file; /* longjmp may mess up MATCH. */ + else + { + for (char const **p = dirdata.names; *p; p++) + if (compare_names (*p, file) == 0) + { + if (file_name_cmp (*p, file) == 0) + { + match = *p; + break; + } + if (match == file) + match = *p; + } + } + } + } + + val = file_name_concat (dir, match, NULL); + free (dirdata.names); + free (dirdata.data); + return val; +} |