[DTrace-devel] [PATCH 01/20] Extirpate longlong_t and u_longlong_t from C
Kris Van Hees
kris.van.hees at oracle.com
Fri May 20 19:24:41 UTC 2022
On Wed, May 11, 2022 at 10:12:43PM +0100, Nick Alcock via DTrace-devel wrote:
> These constants have to stay in the D layer (like all the other
> obsolescent integral *_t constants, people might be relying on them) but
> on the C layer DTrace builds with -std=gnu99, so we can absolutely
> guarantee that both long long and unsigned long long already exist (and
> the codebase already uses them, and GCC has supported them for many
> years longer in any case).
>
> So drop them as redundant.
>
> Signed-off-by: Nick Alcock <nick.alcock at oracle.com>
Reviewed-by: Kris Van Hees <kris.van.hees at oracle.com>
... I'll put it on dev
> ---
> cmd/Build | 5 ++---
> libdtrace/Build | 2 +-
> libdtrace/dt_consume.c | 18 +++++++++---------
> libdtrace/dt_dis.c | 8 ++++----
> libdtrace/dt_handle.c | 2 +-
> libdtrace/dt_ident.c | 10 +++++-----
> libdtrace/dt_link.c | 8 ++++----
> libdtrace/dt_parser.c | 12 ++++++------
> libdtrace/dt_pid.c | 12 ++++++------
> libdtrace/dt_printf.c | 4 ++--
> libdtrace/dt_subr.c | 18 +++++++++---------
> libproc/Build | 2 +-
> uts/common/sys/dtrace_types.h | 23 ++---------------------
> 13 files changed, 52 insertions(+), 72 deletions(-)
>
> diff --git a/cmd/Build b/cmd/Build
> index 0a25acfa1bf9..78c9a4969781 100644
> --- a/cmd/Build
> +++ b/cmd/Build
> @@ -1,13 +1,12 @@
> # Oracle Linux DTrace.
> -# Copyright (c) 2011, 2021, Oracle and/or its affiliates. All rights reserved.
> +# Copyright (c) 2011, 2022, Oracle and/or its affiliates. All rights reserved.
> # Licensed under the Universal Permissive License v 1.0 as shown at
> # http://oss.oracle.com/licenses/upl.
>
> cmds: $(objdir)/run-dtrace
>
> CMDS += dtrace bpf_dump
> -dtrace_CPPFLAGS = -Ilibdtrace -Ilibproc -D_LONGLONG_TYPE \
> - -DDTRACE_LIBDIR="\"$(LIBDIR)/dtrace\""
> +dtrace_CPPFLAGS = -Ilibdtrace -Ilibproc -DDTRACE_LIBDIR="\"$(LIBDIR)/dtrace\""
> dtrace_TARGET = dtrace
> dtrace_DIR := $(current-dir)
> dtrace_SOURCES = dtrace.c
> diff --git a/libdtrace/Build b/libdtrace/Build
> index 47e927361c74..e9702549ba18 100644
> --- a/libdtrace/Build
> +++ b/libdtrace/Build
> @@ -4,7 +4,7 @@
> # http://oss.oracle.com/licenses/upl.
>
> BUILDLIBS += libdtrace-build
> -libdtrace-build_CPPFLAGS = -Ilibdtrace -Ilibproc -Iuts/intel -Ilibdtrace/$(ARCHINC) -D_LONGLONG_TYPE \
> +libdtrace-build_CPPFLAGS = -Ilibdtrace -Ilibproc -Iuts/intel -Ilibdtrace/$(ARCHINC) \
> -DDTRACE_LIBDIR="\"$(LIBDIR)/dtrace\"" -DDTRACE_USER_UID=$(USER_UID) \
> -DUNPRIV_UID=$(UNPRIV_UID) -DDUMPCAP_GROUP=\"$(DUMPCAP_GROUP)\" \
> -DUNPRIV_HOME=\"$(UNPRIV_HOME)\"
> diff --git a/libdtrace/dt_consume.c b/libdtrace/dt_consume.c
> index dbfcf9de1d15..15215c886b1d 100644
> --- a/libdtrace/dt_consume.c
> +++ b/libdtrace/dt_consume.c
> @@ -1194,11 +1194,11 @@ dt_print_ustack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
> offset = pc[i] - pmap->pr_vaddr;
>
> snprintf(c, sizeof(c), "%s:0x%llx",
> - dt_basename(objname), (u_longlong_t)offset);
> + dt_basename(objname), (unsigned long long)offset);
>
> } else
> snprintf(c, sizeof(c), "0x%llx",
> - (u_longlong_t)pc[i]);
> + (unsigned long long)pc[i]);
>
> } else if (pid >= 0 && dt_Plookup_by_addr(dtp, pid, pc[i],
> &name, &sym) == 0) {
> @@ -1207,7 +1207,7 @@ dt_print_ustack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
> if (pc[i] > sym.st_value)
> snprintf(c, sizeof(c), "%s`%s+0x%llx",
> dt_basename(objname), name,
> - (u_longlong_t)(pc[i] - sym.st_value));
> + (unsigned long long)(pc[i] - sym.st_value));
> else
> snprintf(c, sizeof(c), "%s`%s",
> dt_basename(objname), name);
> @@ -1236,10 +1236,10 @@ dt_print_ustack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
> if (pid >= 0 && dt_Pobjname(dtp, pid, pc[i], objname,
> sizeof(objname)) != NULL)
> snprintf(c, sizeof(c), "%s`0x%llx",
> - dt_basename(objname), (u_longlong_t)pc[i]);
> + dt_basename(objname), (unsigned long long)pc[i]);
> else
> snprintf(c, sizeof(c), "0x%llx",
> - (u_longlong_t)pc[i]);
> + (unsigned long long)pc[i]);
> }
>
> if ((err = dt_printf(dtp, fp, format, c)) < 0)
> @@ -1341,7 +1341,7 @@ dt_print_umod(dtrace_hdl_t *dtp, FILE *fp, const char *format, caddr_t addr)
> sizeof(objname)) != NULL)
> snprintf(c, sizeof(c), "%s", dt_basename(objname));
> else
> - snprintf(c, sizeof(c), "0x%llx", (u_longlong_t)pc);
> + snprintf(c, sizeof(c), "0x%llx", (unsigned long long)pc);
>
> err = dt_printf(dtp, fp, format, c);
>
> @@ -1373,9 +1373,9 @@ dt_print_sym(dtrace_hdl_t *dtp, FILE *fp, const char *format, caddr_t addr)
> */
> if (dtrace_lookup_by_addr(dtp, pc, NULL, &dts) == 0)
> snprintf(c, sizeof(c), "%s`0x%llx",
> - dts.object, (u_longlong_t)pc);
> + dts.object, (unsigned long long)pc);
> else
> - snprintf(c, sizeof(c), "0x%llx", (u_longlong_t)pc);
> + snprintf(c, sizeof(c), "0x%llx", (unsigned long long)pc);
> }
>
> if (dt_printf(dtp, fp, format, c) < 0)
> @@ -1398,7 +1398,7 @@ dt_print_mod(dtrace_hdl_t *dtp, FILE *fp, const char *format, caddr_t addr)
> if (dtrace_lookup_by_addr(dtp, pc, NULL, &dts) == 0)
> snprintf(c, sizeof(c), "%s", dts.object);
> else
> - snprintf(c, sizeof(c), "0x%llx", (u_longlong_t)pc);
> + snprintf(c, sizeof(c), "0x%llx", (unsigned long long)pc);
>
> if (dt_printf(dtp, fp, format, c) < 0)
> return -1;
> diff --git a/libdtrace/dt_dis.c b/libdtrace/dt_dis.c
> index 58c02fd5d832..7015569a4c7a 100644
> --- a/libdtrace/dt_dis.c
> +++ b/libdtrace/dt_dis.c
> @@ -556,14 +556,14 @@ dt_dis_rtab(const char *rtag, const dtrace_difo_t *dp, FILE *fp,
> tstr = "R_???";
> }
>
> - if ((u_longlong_t)rp->dofr_data != DT_IDENT_UNDEF)
> + if ((unsigned long long)rp->dofr_data != DT_IDENT_UNDEF)
> fprintf(fp, "%-17s %-8llu %-8llu %s\n", tstr,
> - (u_longlong_t)rp->dofr_offset,
> - (u_longlong_t)rp->dofr_data,
> + (unsigned long long)rp->dofr_offset,
> + (unsigned long long)rp->dofr_data,
> dt_difo_getstr(dp, rp->dofr_name));
> else
> fprintf(fp, "%-17s %-8llu %-8s %s\n", tstr,
> - (u_longlong_t)rp->dofr_offset,
> + (unsigned long long)rp->dofr_offset,
> "*UND*",
> dt_difo_getstr(dp, rp->dofr_name));
> }
> diff --git a/libdtrace/dt_handle.c b/libdtrace/dt_handle.c
> index e36c1619b81e..3c8f02877101 100644
> --- a/libdtrace/dt_handle.c
> +++ b/libdtrace/dt_handle.c
> @@ -184,7 +184,7 @@ dt_handle_err(dtrace_hdl_t *dtp, dtrace_probedata_t *data)
> case DTRACEFLT_BADALIGN:
> case DTRACEFLT_BADSTACK:
> case DTRACEFLT_BADSIZE:
> - sprintf(details, " (0x%llx)", (u_longlong_t)err.dteda_addr);
> + sprintf(details, " (0x%llx)", (unsigned long long)err.dteda_addr);
> break;
>
> default:
> diff --git a/libdtrace/dt_ident.c b/libdtrace/dt_ident.c
> index e34f8e8bd8df..68e210828075 100644
> --- a/libdtrace/dt_ident.c
> +++ b/libdtrace/dt_ident.c
> @@ -345,7 +345,7 @@ dt_idcook_args(dt_node_t *dnp, dt_ident_t *idp, int argc, dt_node_t *ap)
>
> if (ap->dn_value >= prp->argc)
> xyerror(D_ARGS_IDX, "index %lld is out of range for %s %s[ ]\n",
> - (longlong_t)ap->dn_value, dtrace_desc2str(yypcb->pcb_pdesc,
> + (long long)ap->dn_value, dtrace_desc2str(yypcb->pcb_pdesc,
> n1, sizeof(n1)), idp->di_name);
>
> /*
> @@ -360,11 +360,11 @@ dt_idcook_args(dt_node_t *dnp, dt_ident_t *idp, int argc, dt_node_t *ap)
>
> if (xnp->dn_type == CTF_ERR)
> xyerror(D_ARGS_TYPE, "failed to resolve translated type for "
> - "%s[%lld]\n", idp->di_name, (longlong_t)ap->dn_value);
> + "%s[%lld]\n", idp->di_name, (long long)ap->dn_value);
>
> if (nnp->dn_type == CTF_ERR)
> xyerror(D_ARGS_TYPE, "failed to resolve native type for "
> - "%s[%lld]\n", idp->di_name, (longlong_t)ap->dn_value);
> + "%s[%lld]\n", idp->di_name, (long long)ap->dn_value);
>
> if (dtp->dt_xlatemode == DT_XL_STATIC && (
> nnp == xnp || dt_node_is_argcompat(nnp, xnp))) {
> @@ -409,7 +409,7 @@ dt_idcook_args(dt_node_t *dnp, dt_ident_t *idp, int argc, dt_node_t *ap)
>
> } else {
> xyerror(D_ARGS_XLATOR, "translator for %s[%lld] from %s to %s "
> - "is not defined\n", idp->di_name, (longlong_t)ap->dn_value,
> + "is not defined\n", idp->di_name, (long long)ap->dn_value,
> dt_node_type_name(nnp, n1, sizeof(n1)),
> dt_node_type_name(xnp, n2, sizeof(n2)));
> }
> @@ -438,7 +438,7 @@ dt_idcook_regs(dt_node_t *dnp, dt_ident_t *idp, int argc, dt_node_t *ap)
>
> if ((ap->dn_flags & DT_NF_SIGNED) && (int64_t)ap->dn_value < 0)
> xyerror(D_REGS_IDX, "index %lld is out of range for array %s\n",
> - (longlong_t)ap->dn_value, idp->di_name);
> + (long long)ap->dn_value, idp->di_name);
>
> if (dt_type_lookup("uint64_t", &dtt) == -1)
> xyerror(D_UNKNOWN, "failed to resolve type of %s: %s\n",
> diff --git a/libdtrace/dt_link.c b/libdtrace/dt_link.c
> index 78eeee607b97..605ceece3539 100644
> --- a/libdtrace/dt_link.c
> +++ b/libdtrace/dt_link.c
> @@ -828,7 +828,7 @@ dt_modtext(dtrace_hdl_t *dtp, char *p, int isenabled, GElf_Rela *rela,
> */
> if (ip[0] != DT_OP_CALL) {
> dt_dprintf("found %x instead of a call instruction at %llx\n",
> - ip[0], (u_longlong_t)rela->r_offset);
> + ip[0], (unsigned long long)rela->r_offset);
> return -1;
> }
>
> @@ -841,7 +841,7 @@ dt_modtext(dtrace_hdl_t *dtp, char *p, int isenabled, GElf_Rela *rela,
> */
> if (DT_IS_RESTORE(ip[1]) || DT_IS_MOV_O7(ip[1])) {
> dt_dprintf("tail call to is-enabled probe at %llx\n",
> - (u_longlong_t)rela->r_offset);
> + (unsigned long long)rela->r_offset);
> return -1;
> }
>
> @@ -962,7 +962,7 @@ dt_modtext(dtrace_hdl_t *dtp, char *p, int isenabled, GElf_Rela *rela,
> */
> if (ip[0] != DT_OP_CALL && ip[0] != DT_OP_JMP32) {
> dt_dprintf("found %x instead of a call or jmp instruction at "
> - "%llx\n", ip[0], (u_longlong_t)rela->r_offset);
> + "%llx\n", ip[0], (unsigned long long)rela->r_offset);
> return -1;
> }
>
> @@ -1045,7 +1045,7 @@ dt_modtext(dtrace_hdl_t *dtp, char *p, int isenabled, GElf_Rela *rela,
> */
> if (ip[0] != DT_OP_CALL26 && ip[0] != DT_OP_JUMP26) {
> dt_dprintf("found %x instead of a call or jmp instruction at "
> - "%llx\n", ip[0], (u_longlong_t)rela->r_offset);
> + "%llx\n", ip[0], (unsigned long long)rela->r_offset);
> return -1;
> }
>
> diff --git a/libdtrace/dt_parser.c b/libdtrace/dt_parser.c
> index 4377bb06a480..3769887fb40d 100644
> --- a/libdtrace/dt_parser.c
> +++ b/libdtrace/dt_parser.c
> @@ -384,7 +384,7 @@ dt_node_name(const dt_node_t *dnp, char *buf, size_t len)
> switch (dnp->dn_kind) {
> case DT_NODE_INT:
> snprintf(buf, len, "integer constant 0x%llx",
> - (u_longlong_t)dnp->dn_value);
> + (unsigned long long)dnp->dn_value);
> break;
> case DT_NODE_STRING:
> s = strchr2esc(dnp->dn_string, strlen(dnp->dn_string));
> @@ -1262,7 +1262,7 @@ dt_node_int(uintmax_t value)
> }
>
> xyerror(D_INT_OFLOW, "integer constant 0x%llx cannot be represented "
> - "in any built-in integral type\n", (u_longlong_t)value);
> + "in any built-in integral type\n", (unsigned long long)value);
> /*NOTREACHED*/
> return NULL; /* keep gcc happy */
> }
> @@ -2194,18 +2194,18 @@ dt_node_pdesc_by_id(uintmax_t id)
>
> if (id > UINT_MAX) {
> xyerror(D_PDESC_INVAL, "identifier %llu exceeds maximum "
> - "probe id\n", (u_longlong_t)id);
> + "probe id\n", (unsigned long long)id);
> }
>
> if (yypcb->pcb_pspec != DTRACE_PROBESPEC_NAME) {
> xyerror(D_PDESC_INVAL, "probe identifier %llu not permitted "
> - "when specifying %s\n", (u_longlong_t)id,
> + "when specifying %s\n", (unsigned long long)id,
> names[yypcb->pcb_pspec]);
> }
>
> if (dtrace_id2desc(dtp, (dtrace_id_t)id, dnp->dn_desc) != 0) {
> xyerror(D_PDESC_INVAL, "invalid probe identifier %llu: %s\n",
> - (u_longlong_t)id, dtrace_errmsg(dtp, dtrace_errno(dtp)));
> + (unsigned long long)id, dtrace_errmsg(dtp, dtrace_errno(dtp)));
> }
>
> return dnp;
> @@ -4868,7 +4868,7 @@ dt_node_printr(dt_node_t *dnp, FILE *fp, int depth)
>
> case DT_NODE_INT:
> fprintf(fp, "INT 0x%llx (%s)\n",
> - (u_longlong_t)dnp->dn_value, buf);
> + (unsigned long long)dnp->dn_value, buf);
> break;
>
> case DT_NODE_STRING:
> diff --git a/libdtrace/dt_pid.c b/libdtrace/dt_pid.c
> index 36e8e7498c04..3d53603e8b93 100644
> --- a/libdtrace/dt_pid.c
> +++ b/libdtrace/dt_pid.c
> @@ -214,7 +214,7 @@ dt_pid_per_sym(dt_pid_probe_t *pp, const GElf_Sym *symp, const char *func)
> rc = dt_pid_error(
> dtp, pcb, dpr, D_PROC_OFF,
> "offset 0x%llx outside of function '%s'",
> - (u_longlong_t)off, func);
> + (unsigned long long)off, func);
> goto out;
> }
>
> @@ -223,7 +223,7 @@ dt_pid_per_sym(dt_pid_probe_t *pp, const GElf_Sym *symp, const char *func)
> rc = dt_pid_error(
> dtp, pcb, dpr, D_PROC_CREATEFAIL,
> "failed to create probes at '%s+0x%llx': %s",
> - func, (u_longlong_t)off,
> + func, (unsigned long long)off,
> dtrace_errmsg(dtp, dtrace_errno(dtp)));
> goto out;
> }
> @@ -346,10 +346,10 @@ dt_pid_per_mod(void *arg, const prmap_t *pmp, const char *obj)
> pp->dpp_stret[3] = 0;
>
> dt_dprintf("%s stret %llx %llx %llx %llx\n", obj,
> - (u_longlong_t)pp->dpp_stret[0],
> - (u_longlong_t)pp->dpp_stret[1],
> - (u_longlong_t)pp->dpp_stret[2],
> - (u_longlong_t)pp->dpp_stret[3]);
> + (unsigned long long)pp->dpp_stret[0],
> + (unsigned long long)pp->dpp_stret[1],
> + (unsigned long long)pp->dpp_stret[2],
> + (unsigned long long)pp->dpp_stret[3]);
>
> /*
> * If pp->dpp_func contains any globbing meta-characters, we need
> diff --git a/libdtrace/dt_printf.c b/libdtrace/dt_printf.c
> index 7e9c09823ead..c11cc7866b40 100644
> --- a/libdtrace/dt_printf.c
> +++ b/libdtrace/dt_printf.c
> @@ -348,10 +348,10 @@ pfprint_uaddr(dtrace_hdl_t *dtp, FILE *fp, const char *format,
>
> switch (size) {
> case sizeof(uint32_t):
> - val = (u_longlong_t)*((uint32_t *)addr);
> + val = (unsigned long long)*((uint32_t *)addr);
> break;
> case sizeof(uint64_t):
> - val = (u_longlong_t)*((uint64_t *)addr);
> + val = (unsigned long long)*((uint64_t *)addr);
> break;
> case sizeof(uint64_t) * 3:
> tgid = ((uint64_t *)(uintptr_t)addr)[1];
> diff --git a/libdtrace/dt_subr.c b/libdtrace/dt_subr.c
> index 8bf30aa7a023..3a93eed7dec2 100644
> --- a/libdtrace/dt_subr.c
> +++ b/libdtrace/dt_subr.c
> @@ -856,7 +856,7 @@ dtrace_addr2str(dtrace_hdl_t *dtp, uint64_t addr, char *str, int nbytes)
>
> if (err == 0 && addr != sym.st_value) {
> snprintf(s, n, "%s`%s+0x%llx", dts.object, dts.name,
> - (u_longlong_t)addr - sym.st_value);
> + (unsigned long long)addr - sym.st_value);
> } else if (err == 0) {
> snprintf(s, n, "%s`%s", dts.object, dts.name);
> } else {
> @@ -867,9 +867,9 @@ dtrace_addr2str(dtrace_hdl_t *dtp, uint64_t addr, char *str, int nbytes)
> */
> if (dtrace_lookup_by_addr(dtp, addr, NULL, &dts) == 0)
> snprintf(s, n, "%s`0x%llx", dts.object,
> - (u_longlong_t)addr);
> + (unsigned long long)addr);
> else
> - snprintf(s, n, "0x%llx", (u_longlong_t)addr);
> + snprintf(s, n, "0x%llx", (unsigned long long)addr);
> }
>
> return dt_string2str(s, str, nbytes);
> @@ -889,7 +889,7 @@ dtrace_uaddr2str(dtrace_hdl_t *dtp, pid_t pid, uint64_t addr, char *str,
> DTRACE_PROC_SHORTLIVED);
>
> if (pid < 0) {
> - snprintf(c, sizeof(c), "0x%llx", (u_longlong_t)addr);
> + snprintf(c, sizeof(c), "0x%llx", (unsigned long long)addr);
> return dt_string2str(c, str, nbytes);
> }
>
> @@ -906,9 +906,9 @@ dtrace_uaddr2str(dtrace_hdl_t *dtp, pid_t pid, uint64_t addr, char *str,
> offset = addr - pmap->pr_vaddr;
>
> snprintf(c, sizeof(c), "%s:0x%llx",
> - dt_basename(objname), (u_longlong_t)offset);
> + dt_basename(objname), (unsigned long long)offset);
> } else
> - snprintf(c, sizeof(c), "0x%llx", (u_longlong_t)addr);
> + snprintf(c, sizeof(c), "0x%llx", (unsigned long long)addr);
>
> } else if (dt_Plookup_by_addr(dtp, pid, addr, &name, &sym) == 0) {
> dt_Pobjname(dtp, pid, addr, objname, sizeof(objname));
> @@ -917,7 +917,7 @@ dtrace_uaddr2str(dtrace_hdl_t *dtp, pid_t pid, uint64_t addr, char *str,
>
> if (addr > sym.st_value)
> snprintf(c, sizeof(c), "%s`%s+0x%llx", obj, name,
> - (u_longlong_t)(addr - sym.st_value));
> + (unsigned long long)(addr - sym.st_value));
> else
> snprintf(c, sizeof(c), "%s`%s", obj, name);
>
> @@ -926,9 +926,9 @@ dtrace_uaddr2str(dtrace_hdl_t *dtp, pid_t pid, uint64_t addr, char *str,
> } else if (dt_Pobjname(dtp, pid, addr,
> objname, sizeof(objname)) != NULL) {
> snprintf(c, sizeof(c), "%s`0x%llx",
> - dt_basename(objname), (u_longlong_t)addr);
> + dt_basename(objname), (unsigned long long)addr);
> } else
> - snprintf(c, sizeof(c), "0x%llx", (u_longlong_t)addr);
> + snprintf(c, sizeof(c), "0x%llx", (unsigned long long)addr);
>
> dt_proc_release_unlock(dtp, pid);
>
> diff --git a/libproc/Build b/libproc/Build
> index 34b9357838c7..724b8fe9097d 100644
> --- a/libproc/Build
> +++ b/libproc/Build
> @@ -4,7 +4,7 @@
> # http://oss.oracle.com/licenses/upl.
>
> BUILDLIBS += libproc
> -libproc_CPPFLAGS = -Ilibproc -Ilibdtrace -I$(objdir) -Iuts/intel -Ilibproc/$(ARCHINC) -D_LONGLONG_TYPE
> +libproc_CPPFLAGS = -Ilibproc -Ilibdtrace -I$(objdir) -Iuts/intel -Ilibproc/$(ARCHINC)
> libproc_TARGET = libproc
> libproc_DIR := $(current-dir)
> libproc_SOURCES = Pcontrol.c elfish.c elfish_64.c elfish_32.c Psymtab.c rtld_db.c rtld_offsets.c wrap.c isadep_dispatch.c $(ARCHINC)/isadep.c
> diff --git a/uts/common/sys/dtrace_types.h b/uts/common/sys/dtrace_types.h
> index 16d2d9127d97..37c805ea2bda 100644
> --- a/uts/common/sys/dtrace_types.h
> +++ b/uts/common/sys/dtrace_types.h
> @@ -23,27 +23,8 @@ typedef unsigned short ushort_t;
> typedef unsigned int uint_t;
> typedef unsigned long ulong_t;
>
> -/*
> - * Strictly conforming ANSI C environments prior to the 1999
> - * revision of the C Standard (ISO/IEC 9899:1999) do not have
> - * the long long data type.
> - */
> -#if defined(_LONGLONG_TYPE)
> -typedef long long longlong_t;
> -typedef unsigned long long u_longlong_t;
> -#else
> -/* used to reserve space and generate alignment */
> -typedef union {
> - double _d;
> - int32_t _l[2];
> -} longlong_t;
> -typedef union {
> - double _d;
> - uint32_t _l[2];
> -} u_longlong_t;
> -#endif /* defined(_LONGLONG_TYPE) */
> -
> -typedef longlong_t offset_t;
> +
> +typedef long long offset_t;
>
> typedef unsigned long long hrtime_t;
>
> --
> 2.36.1.263.g194b774378.dirty
>
>
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