diff options
| -rw-r--r-- | src/perk.c | 18 |
1 files changed, 18 insertions, 0 deletions
@@ -2,11 +2,26 @@ #include <unistd.h> #include <perk/perk.h> #include <perk/perk_output.h> +#include "perk_version.h" #ifndef PERK_DRIVER_FLAGS #define PERK_DRIVER_FLAGS PERK_DRIVER_VERBOSITY_ERRORS|PERK_DRIVER_VERBOSITY_USAGE #endif +static const char vermsg[] = "%s (git://midipix.org/perk): commit %s.\n"; + +static void perk_version(struct pe_driver_ctx * dctx) +{ + char buf[512]; + size_t len; + + if (dctx->cctx.fdout >= 0) { + len = sprintf(buf,vermsg,dctx->program,PERK_GIT_VERSION); + write(dctx->cctx.fdout,buf,len); + } else + fprintf(stdout,vermsg,dctx->program,PERK_GIT_VERSION); +} + static void perk_paragraph_break(struct pe_unit_ctx * uctx, int * fpara) { if (*fpara) { @@ -51,6 +66,9 @@ static int perk_main(int argc, const char ** argv, const char ** envp) if ((ret = pe_get_driver_ctx(argv,envp,PERK_DRIVER_FLAGS,&dctx))) return (ret == PERK_USAGE) ? 0 : 2; + if (dctx->cctx.drvflags & PERK_DRIVER_VERSION) + perk_version(dctx); + for (unit=dctx->units; *unit; unit++) { if (!(pe_get_unit_ctx(dctx,*unit,&uctx))) { perk_perform_unit_actions(uctx); |