diff options
Diffstat (limited to 'src/H5detect.c')
| -rw-r--r-- | src/H5detect.c | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/src/H5detect.c b/src/H5detect.c index b8e6fb9..a66dbad 100644 --- a/src/H5detect.c +++ b/src/H5detect.c @@ -40,6 +40,8 @@ static const char *FileHeader = "\n\ #include <time.h> #include <unistd.h> +#include <H5config.h> + #define MAXDETECT 16 #ifndef MIN @@ -812,11 +814,10 @@ print_header(void) time_t now = time(NULL); struct tm *tm = localtime(&now); - struct passwd *pwd = getpwuid(getuid()); - char real_name[30], *comma; + struct passwd *pwd = NULL; + char real_name[30]; char host_name[256]; int i; - size_t n; const char *s; static const char *month_name[] = { @@ -863,25 +864,38 @@ bit.\n"; /* * The real name is the first item from the passwd gecos field. */ - if (pwd) { - if ((comma = strchr(pwd->pw_gecos, ','))) { - n = MIN(sizeof(real_name) - 1, comma - pwd->pw_gecos); - strncpy(real_name, pwd->pw_gecos, n); - real_name[n] = '\0'; - } else { - strncpy(real_name, pwd->pw_gecos, sizeof(real_name)); - real_name[sizeof(real_name) - 1] = '\0'; - } - } else { - real_name[0] = '\0'; +#ifdef HAVE_GETPWUID + { + size_t n; + char *comma; + if ((pwd = getpwuid(getuid()))) { + if ((comma = strchr(pwd->pw_gecos, ','))) { + n = MIN(sizeof(real_name) - 1, comma - pwd->pw_gecos); + strncpy(real_name, pwd->pw_gecos, n); + real_name[n] = '\0'; + } else { + strncpy(real_name, pwd->pw_gecos, sizeof(real_name)); + real_name[sizeof(real_name) - 1] = '\0'; + } + } else { + real_name[0] = '\0'; + } } +#else + real_name[0] = '\0'; +#endif /* * The FQDM of this host or the empty string. */ - if (gethostname(host_name, sizeof(host_name)) < 0) +#ifdef HAVE_GETHOSTNAME + if (gethostname(host_name, sizeof(host_name)) < 0) { host_name[0] = '\0'; - + } +#else + host_name[0] = '\0'; +#endif + /* * The file header: warning, copyright notice, build information. */ |