diff options
Diffstat (limited to 'version.c')
| -rw-r--r-- | version.c | 76 |
1 files changed, 70 insertions, 6 deletions
@@ -1,11 +1,32 @@ +#define USE_THE_REPOSITORY_VARIABLE + #include "git-compat-util.h" #include "version.h" -#include "version-def.h" #include "strbuf.h" +#include "gettext.h" + +#ifndef GIT_VERSION_H +# include "version-def.h" +#else +# include GIT_VERSION_H +#endif const char git_version_string[] = GIT_VERSION; const char git_built_from_commit_string[] = GIT_BUILT_FROM_COMMIT; +/* + * Trim and replace each character with ascii code below 32 or above + * 127 (included) using a dot '.' character. + */ +static void redact_non_printables(struct strbuf *buf) +{ + strbuf_trim(buf); + for (size_t i = 0; i < buf->len; i++) { + if (!isprint(buf->buf[i]) || buf->buf[i] == ' ') + buf->buf[i] = '.'; + } +} + const char *git_user_agent(void) { static const char *agent = NULL; @@ -19,6 +40,27 @@ const char *git_user_agent(void) return agent; } +/* + Retrieve, sanitize and cache operating system info for subsequent + calls. Return a pointer to the sanitized operating system info + string. +*/ +static const char *os_info(void) +{ + static const char *os = NULL; + + if (!os) { + struct strbuf buf = STRBUF_INIT; + + get_uname_info(&buf, 0); + /* Sanitize the os information immediately */ + redact_non_printables(&buf); + os = strbuf_detach(&buf, NULL); + } + + return os; +} + const char *git_user_agent_sanitized(void) { static const char *agent = NULL; @@ -27,13 +69,35 @@ const char *git_user_agent_sanitized(void) struct strbuf buf = STRBUF_INIT; strbuf_addstr(&buf, git_user_agent()); - strbuf_trim(&buf); - for (size_t i = 0; i < buf.len; i++) { - if (buf.buf[i] <= 32 || buf.buf[i] >= 127) - buf.buf[i] = '.'; + + if (!getenv("GIT_USER_AGENT")) { + strbuf_addch(&buf, '-'); + strbuf_addstr(&buf, os_info()); } - agent = buf.buf; + redact_non_printables(&buf); + agent = strbuf_detach(&buf, NULL); } return agent; } + +int get_uname_info(struct strbuf *buf, unsigned int full) +{ + struct utsname uname_info; + + if (uname(&uname_info)) { + strbuf_addf(buf, _("uname() failed with error '%s' (%d)\n"), + strerror(errno), + errno); + return -1; + } + if (full) + strbuf_addf(buf, "%s %s %s %s\n", + uname_info.sysname, + uname_info.release, + uname_info.version, + uname_info.machine); + else + strbuf_addf(buf, "%s\n", uname_info.sysname); + return 0; +} |