[PATCH 4/9] docproc: add variables for subcommand and filename

[Jani Nikula]

Improves clarity. No functional changes.

Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 scripts/docproc.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/scripts/docproc.c b/scripts/docproc.c
index e267e621431a..48abc01a920e 100644
--- a/scripts/docproc.c
+++ b/scripts/docproc.c
@@ -500,6 +500,7 @@ static void parse_file(FILE *infile)
 
 int main(int argc, char *argv[])
 {
+       const char *subcommand, *filename;
        FILE * infile;
        int i;
 
@@ -513,15 +514,19 @@ int main(int argc, char *argv[])
                usage();
                exit(1);
        }
+
+       subcommand = argv[1];
+       filename = argv[2];
+
        /* Open file, exit on error */
-       infile = fopen(argv[2], "r");
+       infile = fopen(filename, "r");
        if (infile == NULL) {
                fprintf(stderr, "docproc: ");
-               perror(argv[2]);
+               perror(filename);
                exit(2);
        }
 
-       if (strcmp("doc", argv[1]) == 0) {
+       if (strcmp("doc", subcommand) == 0) {
                /* Need to do this in two passes.
                 * First pass is used to collect all symbols exported
                 * in the various files;
@@ -557,10 +562,10 @@ int main(int argc, char *argv[])
                        fprintf(stderr, "Warning: didn't use docs for %s\n",
                                all_list[i]);
                }
-       } else if (strcmp("depend", argv[1]) == 0) {
+       } else if (strcmp("depend", subcommand) == 0) {
                /* Create first part of dependency chain
                 * file.tmpl */
-               printf("%s\t", argv[2]);
+               printf("%s\t", filename);
                defaultline       = noaction;
                internalfunctions = adddep;
                externalfunctions = adddep;
@@ -571,7 +576,7 @@ int main(int argc, char *argv[])
                parse_file(infile);
                printf("\n");
        } else {
-               fprintf(stderr, "Unknown option: %s\n", argv[1]);
+               fprintf(stderr, "Unknown option: %s\n", subcommand);
                exit(1);
        }
        fclose(infile);
-- 
2.1.4

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