[libvirt] sysinfo: delete unnecessary white space of sysinfo.

Daniel P. Berrange berrange at redhat.com
Mon Jun 27 10:13:10 UTC 2011


On Mon, Jun 27, 2011 at 05:25:17PM +0900, Minoru Usui wrote:
> sysinfo: delete unnecessary white space of sysinfo.
> 
>   * Add virSkipSpacesBackwards() to src/util/util.[ch]
>   * Trim each element and delete null entry of sysinfo by virSkipSpacesBackwards().
> 
> Signed-off-by: Minoru Usui <usui at mxm.nes.nec.co.jp>
> ---
>  src/util/sysinfo.c |   34 +++++++++++++++++++++++++---------
>  src/util/util.c    |   27 +++++++++++++++++++++++++++
>  src/util/util.h    |    1 +
>  3 files changed, 53 insertions(+), 9 deletions(-)
> 
> diff --git a/src/util/sysinfo.c b/src/util/sysinfo.c
> index bff1cb8..2ebd34c 100644
> --- a/src/util/sysinfo.c
> +++ b/src/util/sysinfo.c
> @@ -238,6 +238,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Socket Designation: ")) != NULL) {
>              cur += 20;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_socket_destination = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -245,6 +246,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Type: ")) != NULL) {
>              cur += 6;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_type = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -252,6 +254,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Family: ")) != NULL) {
>              cur += 8;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_family = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -259,6 +262,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Manufacturer: ")) != NULL) {
>              cur += 14;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_manufacturer = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -266,6 +270,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Signature: ")) != NULL) {
>              cur += 11;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_signature = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -273,6 +278,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Version: ")) != NULL) {
>              cur += 9;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_version = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -280,6 +286,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "External Clock: ")) != NULL) {
>              cur += 16;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_external_clock = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -287,6 +294,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Max Speed: ")) != NULL) {
>              cur += 11;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_max_speed = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -294,6 +302,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Status: ")) != NULL) {
>              cur += 8;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_status = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -301,6 +310,7 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Serial Number: ")) != NULL) {
>              cur += 15;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_serial_number = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -308,12 +318,13 @@ virSysinfoParseProcessor(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Part Number: ")) != NULL) {
>              cur += 13;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((processor->processor_part_number = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
>          }
>  
> -        base = eol + 1;
> +        base += strlen("Processor Information");
>      }
>  
>      return base;
> @@ -342,6 +353,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>              if (STREQLEN(cur, "No Module Installed", eol - cur))
>                  goto next;
>  
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_size = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -349,6 +361,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Form Factor: ")) != NULL) {
>              cur += 13;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_form_factor = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -356,6 +369,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Locator: ")) != NULL) {
>              cur += 9;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_locator = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -363,6 +377,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Bank Locator: ")) != NULL) {
>              cur += 14;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_bank_locator = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -370,6 +385,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Type: ")) != NULL) {
>              cur += 6;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_type = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -377,6 +393,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Type Detail: ")) != NULL) {
>              cur += 13;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_type_detail = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -384,6 +401,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Speed: ")) != NULL) {
>              cur += 7;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_speed = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -391,6 +409,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Manufacturer: ")) != NULL) {
>              cur += 14;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_manufacturer = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -398,6 +417,7 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Serial Number: ")) != NULL) {
>              cur += 15;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_serial_number = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
> @@ -405,13 +425,14 @@ virSysinfoParseMemory(char *base, virSysinfoDefPtr ret)
>          if ((cur = strstr(base, "Part Number: ")) != NULL) {
>              cur += 13;
>              eol = strchr(cur, '\n');
> +            virSkipSpacesBackwards(cur, &eol);
>              if ((eol) &&
>                  ((memory->memory_part_number = strndup(cur, eol - cur)) == NULL))
>                  goto no_memory;
>          }
>  
>      next:
> -        base = eol + 1;
> +        base += strlen("Memory Device");
>      }
>  
>      return base;
> 
> diff --git a/src/util/util.c b/src/util/util.c
> index 463d2b8..c5c1a89 100644
> --- a/src/util/util.c
> +++ b/src/util/util.c
> @@ -1550,6 +1550,33 @@ virSkipSpaces(const char **str)
>  }
>  
>  /**
> + * virSkipSpacesBackwards:
> + * @str : pointer to the target strings
> + * @endp: pointer to the end of @str
> + *
> + * Skip potential blanks backwards.
> + */
> +void
> +virSkipSpacesBackwards(const char *str, char **endp)
> +{
> +    char *cur;
> +
> +    if (!endp || !*endp)
> +        return;
> +
> +    cur = *endp - 1;
> +    while (cur >= str) {
> +        if ((*cur == ' ') || (*cur == '\t') || (*cur == '\n') ||
> +            (*cur == '\r') || (*cur == '\\'))
> +            cur--;
> +        else
> +            break;
> +    }
> +
> +    *endp = (cur >= str) ? cur + 1 : NULL;
> +}
> +
> +/**
>   * virParseNumber:
>   * @str: pointer to the char pointer used
>   *
> diff --git a/src/util/util.h b/src/util/util.h
> index 0c43f7a..ae74c30 100644
> --- a/src/util/util.h
> +++ b/src/util/util.h
> @@ -167,6 +167,7 @@ int virHexToBin(unsigned char c);
>  int virMacAddrCompare (const char *mac1, const char *mac2);
>  
>  void virSkipSpaces(const char **str);
> +void virSkipSpacesBackwards(const char *str, char **endp);
>  int virParseNumber(const char **str);
>  int virParseVersionString(const char *str, unsigned long *version);
>  int virAsprintf(char **strp, const char *fmt, ...)

ACK


Daniel
-- 
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