From 009664542be578ce6f1f27bbed86ddee78401cf6 Mon Sep 17 00:00:00 2001 From: midipix Date: Thu, 9 Aug 2018 07:35:20 -0400 Subject: internals: slbt_output_strerror(): use strerror_r(3) rather than strerror(3). --- src/output/slbt_output_error.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/src/output/slbt_output_error.c b/src/output/slbt_output_error.c index 15fbd70..d1cc8e5 100644 --- a/src/output/slbt_output_error.c +++ b/src/output/slbt_output_error.c @@ -35,7 +35,9 @@ static const char * slbt_output_error_header(const struct slbt_error_info * erri return "distorted state"; } -static const char * slbt_output_strerror(const struct slbt_error_info * erri) +static const char * slbt_output_strerror( + const struct slbt_error_info * erri, + char (*errbuf)[256]) { if (erri->eflags & SLBT_ERROR_CUSTOM) return "flow error: unexpected condition or other"; @@ -50,14 +52,17 @@ static const char * slbt_output_strerror(const struct slbt_error_info * erri) return "input error: string length exceeds buffer size."; else - return strerror(erri->esyscode); + return strerror_r(erri->esyscode,*errbuf,sizeof(*errbuf)) + ? "internal error: strerror_r(3) call failed" + : *errbuf; } static int slbt_output_error_record_plain( const struct slbt_driver_ctx * dctx, const struct slbt_error_info * erri) { - const char * errdesc = slbt_output_strerror(erri); + char errbuf[256]; + const char * errdesc = slbt_output_strerror(erri,&errbuf); if (slbt_dprintf(slbt_driver_fderr(dctx), "%s: %s %s(), line %d%s%s.\n", @@ -76,7 +81,8 @@ static int slbt_output_error_record_annotated( const struct slbt_driver_ctx * dctx, const struct slbt_error_info * erri) { - const char * errdesc = slbt_output_strerror(erri); + char errbuf[256]; + const char * errdesc = slbt_output_strerror(erri,&errbuf); if (slbt_dprintf( slbt_driver_fderr(dctx), @@ -100,7 +106,7 @@ static int slbt_output_error_record_annotated( strlen(errdesc) ? ": " : "", aclr_bold, - slbt_output_strerror(erri), + errdesc, aclr_reset) < 0) return -1; -- cgit v1.2.3