diff options
Diffstat (limited to 'util/subst.c')
| -rw-r--r-- | util/subst.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/util/subst.c b/util/subst.c index dff1848b..0c618a86 100644 --- a/util/subst.c +++ b/util/subst.c @@ -11,6 +11,9 @@ #include <unistd.h> #include <string.h> #include <ctype.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <utime.h> #ifdef HAVE_GETOPT_H #include <getopt.h> @@ -289,7 +292,6 @@ static int compare_file(const char *outfn, const char *newfn) return retval; } - int main(int argc, char **argv) @@ -299,8 +301,11 @@ int main(int argc, char **argv) FILE *in, *out; char *outfn = NULL, *newfn = NULL; int verbose = 0; + int adjust_timestamp = 0; + struct stat stbuf; + struct utimbuf ut; - while ((c = getopt (argc, argv, "f:v")) != EOF) { + while ((c = getopt (argc, argv, "f:tv")) != EOF) { switch (c) { case 'f': in = fopen(optarg, "r"); @@ -311,6 +316,9 @@ int main(int argc, char **argv) parse_config_file(in); fclose(in); break; + case 't': + adjust_timestamp++; + break; case 'v': verbose++; break; @@ -361,6 +369,16 @@ int main(int argc, char **argv) if (compare_file(outfn, newfn)) { if (verbose) printf("No change, keeping %s.\n", outfn); + if (adjust_timestamp) { + if (stat(outfn, &stbuf) == 0) { + if (verbose) + printf("Updating modtime for %s\n", outfn); + ut.actime = stbuf.st_atime; + ut.modtime = time(0); + if (utime(outfn, &ut) < 0) + perror("utime"); + } + } unlink(newfn); } else { if (verbose) |