more verbose errors: show which file failed on open - stagit - static git page generator
 (HTM) git clone git://git.codemadness.org/stagit
 (DIR) Log
 (DIR) Files
 (DIR) Refs
 (DIR) README
 (DIR) LICENSE
       ---
 (DIR) commit 1bab6952c6dcac50e66418f117032bb0f627d559
 (DIR) parent 2a5669514088684bc9bfe1fddb5e353fb07ae6d6
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Fri, 10 Nov 2017 20:53:46 +0100
       
       more verbose errors: show which file failed on open
       
       Diffstat:
         M stagit.c                            |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
 (DIR) diff --git a/stagit.c b/stagit.c
       @@ -223,7 +223,7 @@ efopen(const char *name, const char *flags)
                FILE *fp;
        
                if (!(fp = fopen(name, flags)))
       -                err(1, "fopen");
       +                err(1, "fopen: '%s'", name);
        
                return fp;
        }
       @@ -1115,7 +1115,7 @@ main(int argc, char *argv[])
                        if ((fd = mkstemp(tmppath)) == -1)
                                err(1, "mkstemp");
                        if (!(wcachefp = fdopen(fd, "w")))
       -                        err(1, "fdopen");
       +                        err(1, "fdopen: '%s'", tmppath);
                        /* write last commit id (HEAD) */
                        git_oid_tostr(buf, sizeof(buf), head);
                        fprintf(wcachefp, "%s\n", buf);