docproc: add variables for subcommand and filename
Improves clarity. No functional changes.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
diff --git a/scripts/docproc.c b/scripts/docproc.c
index e267e621..48abc01a9 100644
--- a/scripts/docproc.c
+++ b/scripts/docproc.c
@@ -500,6 +500,7 @@
int main(int argc, char *argv[])
{
+ const char *subcommand, *filename;
FILE * infile;
int i;
@@ -513,15 +514,19 @@
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 @@
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 @@
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);