| #include <stdio.h> |
| #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) { |
| if (uctx->cctx.fdout >= 0) |
| write(uctx->cctx.fdout,"\n",1); |
| else |
| fputc('\n',stdout); |
| *fpara = 0; |
| } |
| } |
| |
| static void perk_perform_unit_actions(struct pe_unit_ctx * uctx) |
| { |
| int fpara = 0; |
| uint64_t flags = uctx->cctx.fmtflags; |
| |
| if (flags & PERK_OUTPUT_EXPORT_SYMS) { |
| uctx->cctx.status = pe_output_export_symbols(uctx->meta,&uctx->cctx,0); |
| fpara += uctx->meta->summary.num_of_export_syms; |
| } |
| |
| if ((flags & PERK_OUTPUT_IMPORT_LIBS) || (flags & PERK_OUTPUT_IMPORT_SYMS)) { |
| perk_paragraph_break(uctx,&fpara); |
| uctx->cctx.status = pe_output_import_libraries(uctx->meta,&uctx->cctx,0); |
| fpara += (uctx->meta->summary.num_of_implibs > 0); |
| } |
| } |
| |
| static int perk_exit(struct pe_driver_ctx * dctx, int status) |
| { |
| pe_free_driver_ctx(dctx); |
| return (status < 0) ? 2 : status; |
| } |
| |
| static int perk_main(int argc, const char ** argv, const char ** envp) |
| { |
| int ret; |
| struct pe_driver_ctx * dctx; |
| struct pe_unit_ctx * uctx; |
| const char ** unit; |
| |
| if ((ret = pe_get_driver_ctx(argv,envp,PERK_DRIVER_FLAGS,&dctx))) |
| return (ret == PERK_USAGE) ? !--argc : 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); |
| ret = uctx->cctx.status ? uctx->cctx.status : ret; |
| pe_free_unit_ctx(uctx); |
| } |
| } |
| |
| return perk_exit(dctx,ret); |
| } |
| |
| int main(int argc, const char ** argv, const char ** envp) |
| { |
| return perk_main(argc,argv,envp); |
| } |