mergetool: portability fix: don't assume true is in /bin

diff --git a/builtin-merge-file.c b/builtin-merge-file.c
index 6c4c3a351333b94ab62b77793b540af5c9bcaa3a..913577390862a847857a650516740059072b60ad 100644 (file)
--- a/builtin-merge-file.c
+++ b/builtin-merge-file.c
@@ -1,26 +1,10 @@
 #include "cache.h"
 #include "xdiff/xdiff.h"
+#include "xdiff-interface.h"
 
 static const char merge_file_usage[] =
 "git merge-file [-p | --stdout] [-q | --quiet] [-L name1 [-L orig [-L name2]]] file1 orig_file file2";
 
-static int read_file(mmfile_t *ptr, const char *filename)
-{
-       struct stat st;
-       FILE *f;
-
-       if (stat(filename, &st))
-               return error("Could not stat %s", filename);
-       if ((f = fopen(filename, "rb")) == NULL)
-               return error("Could not open %s", filename);
-       ptr->ptr = xmalloc(st.st_size);
-       if (fread(ptr->ptr, st.st_size, 1, f) != 1)
-               return error("Could not read %s", filename);
-       fclose(f);
-       ptr->size = st.st_size;
-       return 0;
-}
-
 int cmd_merge_file(int argc, char **argv, char **envp)
 {
        char *names[3];
@@ -53,7 +37,7 @@ int cmd_merge_file(int argc, char **argv, char **envp)
                names[i] = argv[i + 1];
 
        for (i = 0; i < 3; i++)
-               if (read_file(mmfs + i, argv[i + 1]))
+               if (read_mmfile(mmfs + i, argv[i + 1]))
                        return -1;
 
        ret = xdl_merge(mmfs + 1, mmfs + 0, names[0], mmfs + 2, names[2],