[Resend PATCH] Simplify the code and avoid an assignment

Hi, all!

     Simplify the code for easier understanding.

From cd0cc6995684e2801011910735146052e5b59ccc Mon Sep 17 00:00:00 2001

From: Andre Goddard Rosa <redacted>
Date: Tue, 27 Nov 2007 10:22:46 -0200
Subject: [PATCH] Simplify the code and avoid an assignment.

Signed-off-by: Andre Goddard Rosa <redacted>
---
 config.c          |   19 ++++++++++---------
 mailmap.c         |    2 +-
 xdiff-interface.c |    2 +-
 3 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/config.c b/config.c
index 56e99fc..7c9fcdd 100644
--- a/config.c
+++ b/config.c

@@ -447,15 +447,16 @@ int git_config_from_file(config_fn_t fn, const

char *filename)
        int ret;
        FILE *f = fopen(filename, "r");

-       ret = -1;
-       if (f) {
-               config_file = f;
-               config_file_name = filename;
-               config_linenr = 1;
-               ret = git_parse_file(fn);
-               fclose(f);
-               config_file_name = NULL;
-       }
+       if (!f)
+               return -1;
+
+       config_file = f;
+       config_file_name = filename;
+       config_linenr = 1;
+       ret = git_parse_file(fn);
+       fclose(f);
+       config_file_name = NULL;
+
        return ret;
 }

diff --git a/mailmap.c b/mailmap.c
index 8714167..0c13ecd 100644
--- a/mailmap.c
+++ b/mailmap.c

@@ -7,7 +7,7 @@ int read_mailmap(struct path_list *map, const char

*filename, char **repo_abbrev
        char buffer[1024];
        FILE *f = fopen(filename, "r");

-       if (f == NULL)
+       if (!f)
                return 1;
        while (fgets(buffer, sizeof(buffer), f) != NULL) {
                char *end_of_name, *left_bracket, *right_bracket;

diff --git a/xdiff-interface.c b/xdiff-interface.c
index be866d1..9dd1f3b 100644
--- a/xdiff-interface.c
+++ b/xdiff-interface.c

@@ -111,7 +111,7 @@ int read_mmfile(mmfile_t *ptr, const char *filename)

        if (stat(filename, &st))
                return error("Could not stat %s", filename);
-       if ((f = fopen(filename, "rb")) == NULL)
+       if (!(f = fopen(filename, "rb")))
                return error("Could not open %s", filename);
        sz = xsize_t(st.st_size);
        ptr->ptr = xmalloc(sz);
--

1.5.3.6.861.gd794-dirty