From 4eae2803e736b7b083652c733b121fad00cc6672 Mon Sep 17 00:00:00 2001 From: midipix Date: Sun, 23 Oct 2016 22:53:05 -0400 Subject: driver: unit context: added error trace support. --- src/driver/mdso_unit_ctx.c | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) (limited to 'src/driver') diff --git a/src/driver/mdso_unit_ctx.c b/src/driver/mdso_unit_ctx.c index 244912d..7181982 100644 --- a/src/driver/mdso_unit_ctx.c +++ b/src/driver/mdso_unit_ctx.c @@ -14,6 +14,7 @@ #include #include "mdso_driver_impl.h" +#include "mdso_errinfo_impl.h" static int mdso_free_unit_ctx_impl(struct mdso_unit_ctx_impl * ctx, int status) { @@ -169,26 +170,36 @@ int mdso_get_unit_ctx( FILE * ftmp; int fd; - if (!dctx || !(ctx = calloc(1,sizeof(*ctx)))) - return -1; + if (!dctx) + return MDSO_CUSTOM_ERROR(dctx,0); + + else if (!(ctx = calloc(1,sizeof(*ctx)))) + return MDSO_BUFFER_ERROR(dctx); if (strcmp(path,"-")) fd = -1; + else if (!(ftmp = mdso_stdin_to_tmp(dctx))) - return mdso_free_unit_ctx_impl(ctx,-1); + return mdso_free_unit_ctx_impl( + ctx,MDSO_FILE_ERROR(dctx)); + else if ((fd = dup(fileno(ftmp))) < 0) - return mdso_free_unit_ctx_impl(ctx,-1); + return mdso_free_unit_ctx_impl( + ctx,MDSO_SYSTEM_ERROR(dctx)); + else fclose(ftmp); if (mdso_map_input(fd,path,PROT_READ,&ctx->map)) - return mdso_free_unit_ctx_impl(ctx,-1); + return mdso_free_unit_ctx_impl( + ctx,MDSO_SYSTEM_ERROR(dctx)); if (fd > 0) close(fd); if (mdso_create_symbol_vector(ctx)) - return mdso_free_unit_ctx_impl(ctx,-1); + return mdso_free_unit_ctx_impl( + ctx,MDSO_BUFFER_ERROR(dctx)); memcpy(&ctx->cctx,dctx->cctx, sizeof(ctx->cctx)); -- cgit v1.2.3