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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] libxl: add libxl_strdup convenience function
# HG changeset patch
# User Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
# Date 1279121983 -3600
# Node ID d0b384c3121eb545c49829b9c91e7050e71a3b5c
# Parent 14961eb33aacf8efba6ae8dff944b702ff945e5b
libxl: add libxl_strdup convenience function
Use in preference to libxl_sprintf(..., "%s", "...")
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
tools/libxl/libxl.c | 24 ++++++++++++------------
tools/libxl/libxl_exec.c | 2 +-
tools/libxl/libxl_internal.c | 12 +++++++++++-
tools/libxl/libxl_internal.h | 1 +
4 files changed, 25 insertions(+), 14 deletions(-)
diff -r 14961eb33aac -r d0b384c3121e tools/libxl/libxl.c
--- a/tools/libxl/libxl.c Wed Jul 14 16:38:47 2010 +0100
+++ b/tools/libxl/libxl.c Wed Jul 14 16:39:43 2010 +0100
@@ -1339,7 +1339,7 @@ int libxl_device_disk_add(struct libxl_c
flexarray_set(back, boffset++, "tapdisk-params");
flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s:%s",
device_disk_string_of_phystype(disk->phystype), disk->physpath));
flexarray_set(back, boffset++, "params");
- flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s", dev));
+ flexarray_set(back, boffset++, libxl_strdup(ctx, dev));
backend_type = "phy";
device_physdisk_major_minor(dev, &major, &minor);
flexarray_set(back, boffset++, "physical-device");
@@ -1467,7 +1467,7 @@ int libxl_device_nic_add(struct libxl_ct
nic->mac[0], nic->mac[1],
nic->mac[2],
nic->mac[3], nic->mac[4],
nic->mac[5]));
flexarray_set(back, boffset++, "bridge");
- flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s", nic->bridge));
+ flexarray_set(back, boffset++, libxl_strdup(ctx, nic->bridge));
flexarray_set(back, boffset++, "handle");
flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", nic->devid));
@@ -2020,13 +2020,13 @@ static int libxl_build_xenpv_qemu_args(s
info->vnc = vfb->vnc;
if (vfb->vnclisten)
- info->vnclisten = libxl_sprintf(ctx, "%s", vfb->vnclisten);
+ info->vnclisten = libxl_strdup(ctx, vfb->vnclisten);
info->vncdisplay = vfb->vncdisplay;
info->vncunused = vfb->vncunused;
if (vfb->vncpasswd)
info->vncpasswd = vfb->vncpasswd;
if (vfb->keymap)
- info->keymap = libxl_sprintf(ctx, "%s", vfb->keymap);
+ info->keymap = libxl_strdup(ctx, vfb->keymap);
info->sdl = vfb->sdl;
info->opengl = vfb->opengl;
for (i = 0; i < num_console; i++) {
@@ -2782,19 +2782,19 @@ const libxl_version_info* libxl_get_vers
info->xen_version_major = xen_version >> 16;
info->xen_version_minor = xen_version & 0xFF;
xc_version(ctx->xch, XENVER_extraversion, &u.xen_extra);
- info->xen_version_extra = libxl_sprintf(ctx, "%s", u.xen_extra);
+ info->xen_version_extra = libxl_strdup(ctx, u.xen_extra);
xc_version(ctx->xch, XENVER_compile_info, &u.xen_cc);
- info->compiler = libxl_sprintf(ctx, "%s", u.xen_cc.compiler);
- info->compile_by = libxl_sprintf(ctx, "%s", u.xen_cc.compile_by);
- info->compile_domain = libxl_sprintf(ctx, "%s", u.xen_cc.compile_domain);
- info->compile_date = libxl_sprintf(ctx, "%s", u.xen_cc.compile_date);
+ info->compiler = libxl_strdup(ctx, u.xen_cc.compiler);
+ info->compile_by = libxl_strdup(ctx, u.xen_cc.compile_by);
+ info->compile_domain = libxl_strdup(ctx, u.xen_cc.compile_domain);
+ info->compile_date = libxl_strdup(ctx, u.xen_cc.compile_date);
xc_version(ctx->xch, XENVER_capabilities, &u.xen_caps);
- info->capabilities = libxl_sprintf(ctx, "%s", u.xen_caps);
+ info->capabilities = libxl_strdup(ctx, u.xen_caps);
xc_version(ctx->xch, XENVER_changeset, &u.xen_chgset);
- info->changeset = libxl_sprintf(ctx, "%s", u.xen_chgset);
+ info->changeset = libxl_strdup(ctx, u.xen_chgset);
xc_version(ctx->xch, XENVER_platform_parameters, &u.p_parms);
info->virt_start = u.p_parms.virt_start;
@@ -2802,7 +2802,7 @@ const libxl_version_info* libxl_get_vers
info->pagesize = xc_version(ctx->xch, XENVER_pagesize, NULL);
xc_version(ctx->xch, XENVER_commandline, &u.xen_commandline);
- info->commandline = libxl_sprintf(ctx, "%s", u.xen_commandline);
+ info->commandline = libxl_strdup(ctx, u.xen_commandline);
return info;
}
diff -r 14961eb33aac -r d0b384c3121e tools/libxl/libxl_exec.c
--- a/tools/libxl/libxl_exec.c Wed Jul 14 16:38:47 2010 +0100
+++ b/tools/libxl/libxl_exec.c Wed Jul 14 16:39:43 2010 +0100
@@ -100,7 +100,7 @@ int libxl_spawn_spawn(struct libxl_ctx *
struct libxl_spawn_starting *for_spawn = starting->for_spawn;
if (for_spawn) {
- for_spawn->what = libxl_sprintf(ctx, "%s", what);
+ for_spawn->what = libxl_strdup(ctx, what);
if (!for_spawn->what) return ERROR_NOMEM;
}
diff -r 14961eb33aac -r d0b384c3121e tools/libxl/libxl_internal.c
--- a/tools/libxl/libxl_internal.c Wed Jul 14 16:38:47 2010 +0100
+++ b/tools/libxl/libxl_internal.c Wed Jul 14 16:39:43 2010 +0100
@@ -138,10 +138,20 @@ char *libxl_sprintf(struct libxl_ctx *ct
return s;
}
+char *libxl_strdup(struct libxl_ctx *ctx, const char *c)
+{
+ char *s = strdup(c);
+
+ if (s)
+ libxl_ptr_add(ctx, s);
+
+ return s;
+}
+
char *libxl_dirname(struct libxl_ctx *ctx, const char *s)
{
char *c;
- char *ptr = libxl_sprintf(ctx, "%s", s);
+ char *ptr = libxl_strdup(ctx, s);
c = strrchr(ptr, '/');
if (!c)
diff -r 14961eb33aac -r d0b384c3121e tools/libxl/libxl_internal.h
--- a/tools/libxl/libxl_internal.h Wed Jul 14 16:38:47 2010 +0100
+++ b/tools/libxl/libxl_internal.h Wed Jul 14 16:39:43 2010 +0100
@@ -111,6 +111,7 @@ void *libxl_zalloc(struct libxl_ctx *ctx
void *libxl_zalloc(struct libxl_ctx *ctx, int bytes);
void *libxl_calloc(struct libxl_ctx *ctx, size_t nmemb, size_t size);
char *libxl_sprintf(struct libxl_ctx *ctx, const char *fmt, ...)
PRINTF_ATTRIBUTE(2, 3);
+char *libxl_strdup(struct libxl_ctx *ctx, const char *c);
char *libxl_dirname(struct libxl_ctx *ctx, const char *s);
char **libxl_xs_kvs_of_flexarray(struct libxl_ctx *ctx, flexarray_t *array,
int length);
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