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Diffstat (limited to 'scripts/mod/sumversion.c')
-rw-r--r--scripts/mod/sumversion.c32
1 files changed, 15 insertions, 17 deletions
diff --git a/scripts/mod/sumversion.c b/scripts/mod/sumversion.c
index 43271a1ca01e..8a2875689e4d 100644
--- a/scripts/mod/sumversion.c
+++ b/scripts/mod/sumversion.c
@@ -316,8 +316,7 @@ static int parse_source_files(const char *objfile, struct md4_ctx *md)
file = grab_file(cmd, &flen);
if (!file) {
- fprintf(stderr, "Warning: could not find %s for %s\n",
- cmd, objfile);
+ warn("could not find %s for %s\n", cmd, objfile);
goto out;
}
@@ -355,9 +354,8 @@ static int parse_source_files(const char *objfile, struct md4_ctx *md)
/* Check if this file is in same dir as objfile */
if ((strstr(line, dir)+strlen(dir)-1) == strrchr(line, '/')) {
if (!parse_file(line, md)) {
- fprintf(stderr,
- "Warning: could not open %s: %s\n",
- line, strerror(errno));
+ warn("could not open %s: %s\n",
+ line, strerror(errno));
goto out_file;
}
@@ -383,8 +381,11 @@ void get_src_version(const char *modname, char sum[], unsigned sumlen)
struct md4_ctx md;
char *sources, *end, *fname;
const char *basename;
- char filelist[strlen(getenv("MODVERDIR")) + strlen("/") +
- strlen(modname) - strlen(".o") + strlen(".mod") + 1 ];
+ char filelist[PATH_MAX + 1];
+ char *modverdir = getenv("MODVERDIR");
+
+ if (!modverdir)
+ modverdir = ".";
/* Source files for module are in .tmp_versions/modname.mod,
after the first line. */
@@ -392,28 +393,25 @@ void get_src_version(const char *modname, char sum[], unsigned sumlen)
basename = strrchr(modname, '/') + 1;
else
basename = modname;
- sprintf(filelist, "%s/%.*s.mod", getenv("MODVERDIR"),
+ sprintf(filelist, "%s/%.*s.mod", modverdir,
(int) strlen(basename) - 2, basename);
file = grab_file(filelist, &len);
if (!file) {
- fprintf(stderr, "Warning: could not find versions for %s\n",
- filelist);
+ warn("could not find versions for %s\n", filelist);
return;
}
sources = strchr(file, '\n');
if (!sources) {
- fprintf(stderr, "Warning: malformed versions file for %s\n",
- modname);
+ warn("malformed versions file for %s\n", modname);
goto release;
}
sources++;
end = strchr(sources, '\n');
if (!end) {
- fprintf(stderr, "Warning: bad ending versions file for %s\n",
- modname);
+ warn("bad ending versions file for %s\n", modname);
goto release;
}
*end = '\0';
@@ -438,19 +436,19 @@ static void write_version(const char *filename, const char *sum,
fd = open(filename, O_RDWR);
if (fd < 0) {
- fprintf(stderr, "Warning: changing sum in %s failed: %s\n",
+ warn("changing sum in %s failed: %s\n",
filename, strerror(errno));
return;
}
if (lseek(fd, offset, SEEK_SET) == (off_t)-1) {
- fprintf(stderr, "Warning: changing sum in %s:%lu failed: %s\n",
+ warn("changing sum in %s:%lu failed: %s\n",
filename, offset, strerror(errno));
goto out;
}
if (write(fd, sum, strlen(sum)+1) != strlen(sum)+1) {
- fprintf(stderr, "Warning: writing sum in %s failed: %s\n",
+ warn("writing sum in %s failed: %s\n",
filename, strerror(errno));
goto out;
}